https://www.jk-sci.com/products/a019426145 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7f3c38f3-e9fa-4584-9e7a-bc934b84d122.png?v=1787977436 [S(R)]-N-[(R)-[6-(Diphenylphosphino)benzo[d][1,3]dioxol-5-yl]-1-phenyl-2,2-dimethylpropyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-[6-(Diphenylphosphino)benzo[d][1,3]dioxol-5-yl]-1-phenyl-2,2-dimethylpropyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426145 https://www.jk-sci.com/products/a019426148 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8f0b3e1f-a05a-4d87-87c7-4b83031283b3.png?v=1787977432 [S(R)]-N-[(S)-[6-(Diphenylphosphino)benzo[d][1,3]dioxol-5-yl]-1-(4-methoxyphenyl)methyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(S)-[6-(Diphenylphosphino)benzo[d][1,3]dioxol-5-yl]-1-(4-methoxyphenyl)methyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426148 https://www.jk-sci.com/products/a019426143 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9648b458-dc20-4571-8a2d-dbecbc0d0a8d.png?v=1787977441 [S(R)]-N-[(R)-[6-(Diphenylphosphino)benzo[d][1,3]dioxol-5-yl]phenyl-2,2-dimethylpropyl]-2-methyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-[6-(Diphenylphosphino)benzo[d][1,3]dioxol-5-yl]phenyl-2,2-dimethylpropyl]-2-methyl-2-propanesulfinamide, 95%|9426143 https://www.jk-sci.com/products/a019426147 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_efe93ba3-295c-470f-971f-831f633f9370.png?v=1787977433 [S(R)]-N-[(R)-[6-(Diphenylphosphino)benzo[d][1,3]dioxol-5-yl](4-methoxyphenyl)methyl]-2-methyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-[6-(Diphenylphosphino)benzo[d][1,3]dioxol-5-yl](4-methoxyphenyl)methyl]-2-methyl-2-propanesulfinamide, 95%|9426147 https://www.jk-sci.com/products/j5303921 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/79f8e0b3271969705b86c8150fb76729.jpg?v=1791418980 Fmoc-His(3-Bom)-OH, Purity by HPLC ≥ 99% | 84891-19-0 Fmoc-His(3-Bom)-OH|03921|84891-19-0 https://www.jk-sci.com/products/j5304037 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/30b7eeedfedf714a953903b19200852e.jpg?v=1791418838 Na-Boc-Nim-benzyloxymethyl-L-histidine Merrifield resin (0.25 - 1.0 meq/g, 100 - 200 mesh), Mesh Size 100-200 || Substitution (meq/g) 0.25-1.0 Na-Boc-Nim-benzyloxymethyl-L-histidine Merrifield resin (0.25 - 1.0 meq/g, 100 - 200 mesh)|04037 https://www.jk-sci.com/products/j5304042 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/be2f3e283c47441199d3683c3f01e3ef.jpg?v=1791418824 Na-Boc-Ng-xanthyl-L-asparagine Merrifield resin (0.25 - 0.7 meq/g, 100 - 200 mesh), Mesh Size 100-200 || Substitution (meq/g) 0.25-0.7 Na-Boc-Ng-xanthyl-L-asparagine Merrifield resin (0.25 - 0.7 meq/g, 100 - 200 mesh)|04042 https://www.jk-sci.com/products/j5304030 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a285df9d8a1aa307c541d2f30aef9038.jpg?v=1791418846 Boc-O-benzyl-D-tyrosine-N-hydroxysuccinimide ester, Purity by HPLC ≥ 98% Boc-O-benzyl-D-tyrosine-N-hydroxysuccinimide ester|04030 https://www.jk-sci.com/products/j5304051 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4588ca72e89ea36059e92b910507f9f1.jpg?v=1791418814 Boc-L-a-aminoadipic acid, Purity by HPLC ≥ 99% | 77302-72-8 Boc-L-a-aminoadipic acid|04051|77302-72-8 https://www.jk-sci.com/products/s57c4x-10831 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/359294.png?v=1791385347 Levocetirizine Impurity 1 (Chlorobenzhydryl piperazine), 97.90% | 300543-56-0 Levocetirizine Impurity 1 (Chlorobenzhydryl piperazine)|C4X-10831|300543-56-0 https://www.jk-sci.com/products/a019426150 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_908b4694-67eb-4b97-afef-78b7fb44b610.png?v=1787977428 [S(R)]-N-[(S)-[2-(Diphenylphosphino)-4,5-dimethoxyphenyl)]-2,2-dimethylpropyl]-2-methyl-2-propanesulfinamide, 95% [S(R)]-N-[(S)-[2-(Diphenylphosphino)-4,5-dimethoxyphenyl)]-2,2-dimethylpropyl]-2-methyl-2-propanesulfinamide, 95%|9426150 https://www.jk-sci.com/products/a019426149 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f5769de9-e6e1-4a35-802b-c76265ea4057.png?v=1787977431 [S(R)]-N-[(R)-[6-(Diphenylphosphino)benzo[d][1,3]dioxol-5-yl]-1-(4-methoxyphenyl)methyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-[6-(Diphenylphosphino)benzo[d][1,3]dioxol-5-yl]-1-(4-methoxyphenyl)methyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426149 https://www.jk-sci.com/products/s57c4x-108311 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f6bb0a773a7c54c5ff3cf4aae896d11e.jpg?v=1791385340 Levocetirizine Impurity 11, 90.40% | 246870-46-2 Levocetirizine Impurity 11|C4X-108311|246870-46-2 https://www.jk-sci.com/products/a019426151 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_57983fb6-e5ef-4b5a-9469-ba9c74589f4c.png?v=1787977428 [S(R)]-N-[(R)-[2-(Diphenylphosphino)-4,5-dimethoxyphenyl)]-2,2-dimethylpropyl]-2-methyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-[2-(Diphenylphosphino)-4,5-dimethoxyphenyl)]-2,2-dimethylpropyl]-2-methyl-2-propanesulfinamide, 95%|9426151 https://www.jk-sci.com/products/a019426152 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8f6fc952-50fb-447b-b853-bf98d557aa9d.png?v=1787977427 [S(R)]-N-[(S)-[2-(Diphenylphosphino)-4,5-dimethoxyphenyl)]-2,2-dimethylpropyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(S)-[2-(Diphenylphosphino)-4,5-dimethoxyphenyl)]-2,2-dimethylpropyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426152 https://www.jk-sci.com/products/a019426153 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a4c38ac2-d1cf-4f10-96ac-631d9d90eb89.png?v=1787977424 [S(R)]-N-[(R)-[2-(Diphenylphosphino)-4,5-dimethoxyphenyl)]-2,2-dimethylpropyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-[2-(Diphenylphosphino)-4,5-dimethoxyphenyl)]-2,2-dimethylpropyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426153 https://www.jk-sci.com/products/s57c4x-108321 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e73a117ed9918276f6f9ea34f774e1e7.jpg?v=1791385330 Cetirizine USP Related Compound A DiHCI, 96.40% | 2732277-01-7 Cetirizine USP Related Compound A DiHCI|C4X-108321|2732277-01-7 https://www.jk-sci.com/products/j5304069 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7343373601299e80c94a50e7acdf0692.jpg?v=1791418799 Fmoc-D-a-aminoadipic acid, Purity by HPLC ≥ 98% | 218457-73-9 Fmoc-D-a-aminoadipic acid|04069|218457-73-9 https://www.jk-sci.com/products/j5304077 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9c28f20174bb4dbebc7a109a00006d4a.jpg?v=1791418788 3-(3-Benzothienyl)-L-alanine | 72120-71-9 3-(3-Benzothienyl)-L-alanine|04077|72120-71-9 https://www.jk-sci.com/products/s57c4x-108325 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/404730.png?v=1791385323 Cetirizine EP Impurity G, 93.20% | 109806-71-5 Cetirizine EP Impurity G|C4X-108325|109806-71-5 https://www.jk-sci.com/products/a019426154 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cc640041afa4218674098f900e60af03.jpg?v=1787977423 [S(R)]-N-[(S)-(4-Methoxyphenyl)[2-(dicyclohexylphosphino)phenyl]methyl]-2-methyl-2-propanesulfinamide, 95% | 2891776-25-1 [S(R)]-N-[(S)-(4-Methoxyphenyl)[2-(dicyclohexylphosphino)phenyl]methyl]-2-methyl-2-propanesulfinamide, 95%|9426154|2891776-25-1 https://www.jk-sci.com/products/j5304079 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/eb5c5c097975181766fc0a974fa00574.jpg?v=1791418782 Fmoc-3-(3-benzothienyl)-D-alanine, Purity by HPLC ≥ 97% | 177966-61-9 Fmoc-3-(3-benzothienyl)-D-alanine|04079|177966-61-9 https://www.jk-sci.com/products/s57c4x-108332 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dd2c69f661330a0560871d6af55c6135.jpg?v=1791385318 Levocetirizine Impurity 32, Purity: 98.9% | 83881-48-5 Levocetirizine Impurity 32|C4X-108332|83881-48-5 https://www.jk-sci.com/products/j5304085 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b2774fe9447d0ed37b049352605700bc.jpg?v=1791418771 Fmoc-p-phenyl-D-phenylalanine, Chiral HPLC ≥ 99.5% (ee) || Purity by HPLC ≥ 99% | 205526-38-1 Fmoc-p-phenyl-D-phenylalanine|04085|205526-38-1 https://www.jk-sci.com/products/a019426156 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_acda4aeb-1982-4c63-88e4-05098c94229a.png?v=1787977420 [S(R)]-N-[(R)-[2-(Dicyclohexylphosphino)-4,5-dimethoxyphenyl)](4-phenyl)methyl]-2-methyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-[2-(Dicyclohexylphosphino)-4,5-dimethoxyphenyl)](4-phenyl)methyl]-2-methyl-2-propanesulfinamide, 95%|9426156 https://www.jk-sci.com/products/a019426155 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2029ce10-8ecb-4c9d-a84d-d63db6a3f31b.png?v=1787977422 [S(R)]-N-[(S)-[2-(Dicyclohexylphosphino)-4,5-dimethoxyphenyl)](4-phenyl)methyl]-2-methyl-2-propanesulfinamide, 95% [S(R)]-N-[(S)-[2-(Dicyclohexylphosphino)-4,5-dimethoxyphenyl)](4-phenyl)methyl]-2-methyl-2-propanesulfinamide, 95%|9426155 https://www.jk-sci.com/products/s57c4x-108335 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1ccbac624e03812196e02f0c42491a92.jpg?v=1791385315 Levocetirizine Impurity 35, 95.70% | 130018-76-7 Levocetirizine Impurity 35|C4X-108335|130018-76-7 https://www.jk-sci.com/products/j5304093 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6178e7274698dd5721094ea50aab72ef.jpg?v=1791418758 2-Chloro-D-phenylalanine, Purity by HPLC ≥ 99% | 80126-50-7 2-Chloro-D-phenylalanine|04093|80126-50-7 https://www.jk-sci.com/products/s57c4x-10834 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/71573c0aa72bcf977276a3ae88d4b6fe.jpg?v=1791385309 Cetirizine EP Impurity D DiHCl, 97.60% | 856841-95-7 Cetirizine EP Impurity D DiHCl|C4X-10834|856841-95-7 https://www.jk-sci.com/products/s57c4x-108342 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6d507ef3-352d-470f-be39-43714e71871c.png?v=1791385304 Levocetirizine Impurity 42, 89.80% Levocetirizine Impurity 42|C4X-108342 https://www.jk-sci.com/products/j5304096 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/64a6e5ac984fa99a1de75225ae7aed4c.jpg?v=1791418753 Fmoc-2-chloro-L-phenylalanine, Purity by HPLC ≥ 98% | 198560-41-7 Fmoc-2-chloro-L-phenylalanine|04096|198560-41-7 https://www.jk-sci.com/products/j5304099 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a9e9fb898790faffcfe41c0ea4da3529.jpg?v=1791418742 3-Chloro-D-phenylalanine, Purity by HPLC ≥ 97% | 80126-52-9 3-Chloro-D-phenylalanine|04099|80126-52-9 https://www.jk-sci.com/products/s57c4x-108354 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7747f40fb70dbe2c0d9a601239bfc09b.jpg?v=1791385299 Levocetirizine Impurity 54 HCl, Purity: 99.0% | 942132-30-1 Levocetirizine Impurity 54 HCl|C4X-108354|942132-30-1 https://www.jk-sci.com/products/s57c4x-108344 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2a5df0c1fa2773c390ecde4c8f2ab344.jpg?v=1791385298 Levocetirizine Impurity 44, 95.10% | 442863-80-1 Levocetirizine Impurity 44|C4X-108344|442863-80-1 https://www.jk-sci.com/products/a019426159 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_37cd078d-57be-4ca8-a1c3-1f68174dbaa5.png?v=1787977416 [S(R)]-N-[(R)-(4-tert-Butyl)[2-(di-tert-butylphosphino)phenyl]methyl]-2-methyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-(4-tert-Butyl)[2-(di-tert-butylphosphino)phenyl]methyl]-2-methyl-2-propanesulfinamide, 95%|9426159 https://www.jk-sci.com/products/a019426157 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e8b21b05-175d-4335-a396-59df583a0750.png?v=1787977418 [S(R)]-N-[(R)-[2-(Dicyclohexylphosphino)-4,5-dimethoxyphenyl)](4-phenyl)methyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-[2-(Dicyclohexylphosphino)-4,5-dimethoxyphenyl)](4-phenyl)methyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426157 https://www.jk-sci.com/products/j5304111 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/05d4f31597ff456bb76748f3c800117c.jpg?v=1791418713 4-Cyano-D-phenylalanine, Chiral HPLC ≥ 99% (ee) || Purity by HPLC ≥ 99% | 263396-44-7 4-Cyano-D-phenylalanine|04111|263396-44-7 https://www.jk-sci.com/products/a019426158 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4addc492-5423-465e-b2af-25601aba5620.png?v=1787977417 [S(R)]-N-[(S)-(4-tert-Butyl)[2-(di-tert-butylphosphino)phenyl]methyl]-2-methyl-2-propanesulfinamide, 95% [S(R)]-N-[(S)-(4-tert-Butyl)[2-(di-tert-butylphosphino)phenyl]methyl]-2-methyl-2-propanesulfinamide, 95%|9426158 https://www.jk-sci.com/products/s57c4x-108357 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/557eca16c5d4fe4f608c530f83731f7c.jpg?v=1791385293 Levocetirizine Impurity 57, Purity: 99.8% | 942193-17-1 Levocetirizine Impurity 57|C4X-108357|942193-17-1 https://www.jk-sci.com/products/a019426160 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2cc8509e-aade-409d-8e4b-a76e21af4163.png?v=1787977412 [S(R)]-N-[(S)-(4-tert-Butyl)[2-(di-tert-butylphosphino)phenyl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(S)-(4-tert-Butyl)[2-(di-tert-butylphosphino)phenyl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426160 https://www.jk-sci.com/products/j5304116 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f3687813a28a300f26f4a9092ecf70ef.jpg?v=1791418704 Fmoc-3,4-dichloro-L-phenylalanine, Purity by HPLC ≥ 98% | 177966-59-5 Fmoc-3,4-dichloro-L-phenylalanine|04116|177966-59-5 https://www.jk-sci.com/products/s57c4x-10837 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/521990.png?v=1791385283 Cetirizine EP Impurity G Hydrochloride, 99.40% | 164726-80-1 Cetirizine EP Impurity G Hydrochloride|C4X-10837|164726-80-1 https://www.jk-sci.com/products/j5304122 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/563cf12545674246797fe9c67d0865e9.jpg?v=1791418692 Fmoc-3,4-difluoro-D-phenylalanine, Purity by HPLC ≥ 98% | 198545-59-4 Fmoc-3,4-difluoro-D-phenylalanine|04122|198545-59-4 https://www.jk-sci.com/products/a019426162 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2613cfee-cbd7-4c03-9e60-908ebbd00e06.png?v=1787977408 [S(R)]-N-[(S)-[2-Di-tert-butylphosphino)phenyl]-(1,1'-biphenyl)methyl]-2-methyl-2-propanesulfinamide, 95% [S(R)]-N-[(S)-[2-Di-tert-butylphosphino)phenyl]-(1,1'-biphenyl)methyl]-2-methyl-2-propanesulfinamide, 95%|9426162 https://www.jk-sci.com/products/a019426163 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d44a11fd-aa56-4fa7-921e-2f16723ade38.png?v=1787977409 [S(R)]-N-[(R)-[2-(Di-tert-butylphosphino)phenyl]-(1,1'-biphenyl)methyl]-2-methyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-[2-(Di-tert-butylphosphino)phenyl]-(1,1'-biphenyl)methyl]-2-methyl-2-propanesulfinamide, 95%|9426163 https://www.jk-sci.com/products/a019426166 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_02f850c3-5687-4df3-93d8-a1cb97e69627.png?v=1787977403 [S(R)]-N-[(1S)-2-(Diphenylphosphino)-1-[2-(dicyclohexylphosphanyl)phenyl]ethyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(1S)-2-(Diphenylphosphino)-1-[2-(dicyclohexylphosphanyl)phenyl]ethyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426166 https://www.jk-sci.com/products/a019426161 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_53b00129-cb17-41fc-b259-76bee989424b.png?v=1787977413 [S(R)]-N-[(R)-(4-tert-Butyl)[2-(di-tert-butylphosphino)phenyl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-(4-tert-Butyl)[2-(di-tert-butylphosphino)phenyl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426161 https://www.jk-sci.com/products/j5304119 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c33a4003904c4c5c06ca183c16833f3a.jpg?v=1791418700 Boc-3,4-difluoro-L-phenylalanine, Purity by HPLC ≥ 98% | 198474-90-7 Boc-3,4-difluoro-L-phenylalanine|04119|198474-90-7 https://www.jk-sci.com/products/a019426164 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_baaea803-7853-4314-bc31-4675805d23cf.png?v=1787977408 [S(R)]-N-[(S)-[2-(Di-tert-butylphosphino)phenyl]-(1,1'-biphenyl)methyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(S)-[2-(Di-tert-butylphosphino)phenyl]-(1,1'-biphenyl)methyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426164 https://www.jk-sci.com/products/j5304129 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/04b9b31e2a51a2c5c15b0abecabcd7f0.jpg?v=1791418682 3,3-Diphenyl-L-alanine, Chiral HPLC ≥ 99% (ee) || Purity by HPLC ≥ 98% | 149597-92-2 3,3-Diphenyl-L-alanine|04129|149597-92-2 https://www.jk-sci.com/products/s57c4x-108419 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/315532_416f256b-2ae4-4823-8b46-6b4616925ccc.png?v=1791385272 Roflumilast impurity 19, 99.10% | 151103-08-1 Roflumilast impurity 19|C4X-108419|151103-08-1 https://www.jk-sci.com/products/a019426165 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5337f85f-9e2f-414c-88b6-e95d2eb31baa.png?v=1787977403 [S(R)]-N-[(R)-[2-(Di-tert-butylphosphino)phenyl]-(1,1'-biphenyl)methyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-[2-(Di-tert-butylphosphino)phenyl]-(1,1'-biphenyl)methyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426165 https://www.jk-sci.com/products/j5304133 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9d480ce45d6699249229c6a9d7a8cd7c.jpg?v=1791418672 Fmoc-3,3-diphenyl-L-alanine, Purity by HPLC ≥ 98% | 201484-50-6 Fmoc-3,3-diphenyl-L-alanine|04133|201484-50-6 https://www.jk-sci.com/products/s57c4x-108425 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5da4060dc079b88bb2e060dcea2da590.jpg?v=1791385258 Roflumilast impurity 25, 99.00% | 1243391-44-7 Roflumilast impurity 25|C4X-108425|1243391-44-7 https://www.jk-sci.com/products/j5304149 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/18447379d402a172b1f14d4ff3748893.jpg?v=1791418647 Fmoc-D-b-indanylglycine, Chiral HPLC ≥ 99.5% (ee) || Purity by HPLC ≥ 98.5% | 205526-40-5 Fmoc-D-b-indanylglycine|04149|205526-40-5 https://www.jk-sci.com/products/j5304159 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a9291d73bece986d504795d82c8f0673.jpg?v=1791418636 15-Crown-5, Purity by GC ≥ 97% | 33100-27-5 15-Crown-5|04159|33100-27-5 https://www.jk-sci.com/products/s57c4x-108429 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0d5a91ba8aef6884061831ea8bd6d185.jpg?v=1791385252 Roflumilast Impurity 29, 99.20% | 2368178-28-1 Roflumilast Impurity 29|C4X-108429|2368178-28-1 https://www.jk-sci.com/products/j5304170 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/29990e05ecbf34446a6af04e90552059.jpg?v=1791418620 Na-Fmoc-Nw-(4-toluenesulfonyl)-L-arginine 4-alkoxybenzyl alcohol resin, Mesh Size 100-200 || Substitution (meq/g) 0.1-0.8 Na-Fmoc-Nw-(4-toluenesulfonyl)-L-arginine 4-alkoxybenzyl alcohol resin|04170 https://www.jk-sci.com/products/j5304175 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e81046b83a911d5c5a4adb0b2e6360af.jpg?v=1791418615 Fmoc-S-acetamidomethyl-L-cysteine 4-alkoxybenzyl alcohol resin, Mesh Size 100-200 || Substitution (meq/g) 0.3-0.8 meq/g Fmoc-S-acetamidomethyl-L-cysteine 4-alkoxybenzyl alcohol resin|04175 https://www.jk-sci.com/products/a019426168 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/916dce43568f5beffef5d1037cfc5aaf.jpg?v=1787977399 [S(R)]-N-[(S)-(2-Naphthalenyl)[5-(diphenylphosphino)-9,9-dimethyl-9H-xanthen-4-yl]methyl]-2-methyl-2-propanesulfinamide, 95% | 2883734-87-8 [S(R)]-N-[(S)-(2-Naphthalenyl)[5-(diphenylphosphino)-9,9-dimethyl-9H-xanthen-4-yl]methyl]-2-methyl-2-propanesulfinamide, 95%|9426168|2883734-87-8 https://www.jk-sci.com/products/j5304184 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/48c4818625a49162f141f9086bdd0b09.jpg?v=1791418611 Na-Fmoc- Nd-trityl-D-glutamine 4-alkoxybenzyl alcohol resin, Mesh Size 100-200 || Substitution (meq/g) 0.2-1.0 Na-Fmoc- Nd-trityl-D-glutamine 4-alkoxybenzyl alcohol resin|04184 https://www.jk-sci.com/products/a019426167 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3b27bef4-5f84-4b1a-b543-fd6e21c3a771.png?v=1787977400 [S(R)]-N-[(1S)-2-(Diphenylphosphino)-1-[[2-(di-tert-butylphosphino)phenyl]ethyl]-2-methyl-2-propanesulfinamide, 95% [S(R)]-N-[(1S)-2-(Diphenylphosphino)-1-[[2-(di-tert-butylphosphino)phenyl]ethyl]-2-methyl-2-propanesulfinamide, 95%|9426167 https://www.jk-sci.com/products/j5304191 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2413c911a96af810e89dc7cec9b7855c.jpg?v=1791418594 Fmoc-D-norleucine 4-alkoxybenzyl alcohol resin, Mesh Size 100 - 200 mesh || Substitution (meq/g) 0.2 - 1.0 meq/g Fmoc-D-norleucine 4-alkoxybenzyl alcohol resin|04191 https://www.jk-sci.com/products/j5304189 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b424bca5bb072d070f550774ae058d5e.jpg?v=1791418602 Fmoc-D-methionine 4-alkoxybenzyl alcohol resin, Mesh Size 100-200 || Substitution (meq/g) 0.2-1.0 Fmoc-D-methionine 4-alkoxybenzyl alcohol resin|04189 https://www.jk-sci.com/products/a019426169 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e2312347-0a61-408b-9946-413166181f6f.png?v=1787977397 [S(R)]-N-[(R)-[4-(1,1-Dimethylethyl)phenyl][5-(diphenylphosphino)-9,9-dimethyl-9H-xanthen-4-yl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-[4-(1,1-Dimethylethyl)phenyl][5-(diphenylphosphino)-9,9-dimethyl-9H-xanthen-4-yl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426169 https://www.jk-sci.com/products/j5304195 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f2296b4a91f4eb76de9882eeef1b6c15.jpg?v=1791418586 Fmoc-O-tert-butyl-D-threonine 4-alkoxybenzyl alcohol resin, Mesh Size 100 - 200 mesh || Substitution (meq/g) 0.2 - 1.0 meq/g Fmoc-O-tert-butyl-D-threonine 4-alkoxybenzyl alcohol resin|04195 https://www.jk-sci.com/products/a019426174 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7119ac3fc6cf5d2bbaf37917310e6087.jpg?v=1787977395 [S(R)]-N-[(R)-3,5-(Bis(trifluoromethyl)phenyl)[2-(diphenylphosphino)phenyl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95% | 2898408-53-0 [S(R)]-N-[(R)-3,5-(Bis(trifluoromethyl)phenyl)[2-(diphenylphosphino)phenyl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426174|2898408-53-0 https://www.jk-sci.com/products/j5304197 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d987c5abd09108763f712949a7e36789_4610c1e7-9f87-462f-870c-f1863a5bdd8b.jpg?v=1791418586 Fmoc-O-tert-butyl-D-tyrosine 4-alkoxybenzyl alcohol resin, Mesh Size 100-200 || Substitution (meq/g) 0.3-0.8 meq/g Fmoc-O-tert-butyl-D-tyrosine 4-alkoxybenzyl alcohol resin|04197 https://www.jk-sci.com/products/j5304200 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/490da45b7dc2c9c802817a7222f80445.jpg?v=1791418581 Na-Fmoc-L-asparagine 4-alkoxybenzyl alcohol resin, Mesh Size 100-200 mesh (Microscope method) || Substitution (meq/g) 0.3-0.8 (UV s Na-Fmoc-L-asparagine 4-alkoxybenzyl alcohol resin|04200 https://www.jk-sci.com/products/s57c4x-10655 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3d2bdff08beb8eb8f876c2c473078c3a.jpg?v=1791386094 Empagliflozin Impurity 5, 96.40% | 1620758-33-9 Empagliflozin Impurity 5|C4X-10655|1620758-33-9 https://www.jk-sci.com/products/s57c4x-1065256 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1895260c3e3a33a84c046babb1eb20ce.jpg?v=1791386122 Empagliflozin impurity 56, Purity: 97.9% | 1628918-33-1 Empagliflozin impurity 56|C4X-1065256|1628918-33-1 https://www.jk-sci.com/products/s57c4x-10652 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7503a62abadb712bdf1e6d65335848a7.jpg?v=1791386147 Empagliflozin Impurity 2, 95.20% | 2517968-35-1 Empagliflozin Impurity 2|C4X-10652|2517968-35-1 https://www.jk-sci.com/products/j5303296 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fb96f0bd5e19aaa2451bde987c9b32d4.jpg?v=1791419606 4-Amino-L-phenylalanine hydrochloride, Purity by HPLC ≥ 99.0% | 62040-55-5 4-Amino-L-phenylalanine hydrochloride|03296|62040-55-5 https://www.jk-sci.com/products/j5303182 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/99fe271b4ffa0de1ae0443b699a70aaf.jpg?v=1791419749 Fmoc-S-acetamidomethyl-L-cysteinol, Purity by HPLC ≥ 98% | 198543-46-3 Fmoc-S-acetamidomethyl-L-cysteinol|03182|198543-46-3 https://www.jk-sci.com/products/j5302780 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/74662fabffa21fa821a5a07ff3a12baa.jpg?v=1791420221 Boc-O-benzyl-D-threonine Merrifield resin (0.25 - 1.2 meq/g, 100 - 200 mesh), Mesh Size 100 - 200 mesh || Substitution (meq/g) 0.25 - 1.2 meq/g Boc-O-benzyl-D-threonine Merrifield resin (0.25 - 1.2 meq/g, 100 - 200 mesh)|02780 https://www.jk-sci.com/products/j5303437 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bd5f7ba20a707949d7d9be6698f62167.jpg?v=1791419500 L-Tryptophan benzyl ester hydrochloride, Purity by HPLC ≥ 98% | 35858-81-2 L-Tryptophan benzyl ester hydrochloride|03437|35858-81-2 https://www.jk-sci.com/products/a019426175 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_cc7b91db-4998-488f-9c05-06f189037861.png?v=1787977393 [S(R)]-N-[(S)-(3,5-Difluorophenyl)(2-(diphenylphosphanyl) phenyl)methyl]-2-methyl-2-propanesulfinamide, 95% [S(R)]-N-[(S)-(3,5-Difluorophenyl)(2-(diphenylphosphanyl) phenyl)methyl]-2-methyl-2-propanesulfinamide, 95%|9426175 https://www.jk-sci.com/products/j5303562 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5850aa737c7ff0e50e891ea8ce052268.jpg?v=1791419395 3-Aminopropyltriethoxysilane, Purity by GC ≥ 97% | 919-30-2 3-Aminopropyltriethoxysilane|03562|919-30-2 https://www.jk-sci.com/products/j5303735 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/65b1fcf40009c27e6e04c4e3c5d3cb8b.jpg?v=1791419263 Fmoc-O-tert-butyl-L-serine 3,4-dihydro-3-hydroxy-4-oxo-1,2,3-benzotriazine ester, Assay ≥ 92% (Elemental analysis based on Nitrogen content) | 109434-27-7 Fmoc-O-tert-butyl-L-serine 3,4-dihydro-3-hydroxy-4-oxo-1,2,3-benzotriazine ester|03735|109434-27-7 https://www.jk-sci.com/products/j5303797 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f6da327a2da88f2b39c9627a8883e41a.jpg?v=1791419170 Boc-L-homocitruline, Purity by HPLC ≥ 99% | 201418-83-9 Boc-L-homocitruline|03797|201418-83-9 https://www.jk-sci.com/products/s57c4x-106719 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b5a3b663-e48a-4c5e-8e7a-762bd99b068c.png?v=1791386061 Levetiracetam Impurity 19, 98.40% Levetiracetam Impurity 19|C4X-106719 https://www.jk-sci.com/products/a019426176 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d2a7d38f-7e36-4767-8991-dbbaf4f1754a.png?v=1787977393 [S(R)]-N-[(R)-(3,5-Difluorophenyl)(2-(diphenylphosphanyl) phenyl)methyl]-2-methyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-(3,5-Difluorophenyl)(2-(diphenylphosphanyl) phenyl)methyl]-2-methyl-2-propanesulfinamide, 95%|9426176 https://www.jk-sci.com/products/a019426177 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4c3bfc12-43ee-4c28-8c2d-cd2e753c3e99.png?v=1787977389 [S(R)]-N-[(S)-(3,5-Difluorophenyl)(2-(diphenylphosphanyl) phenyl)methyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(S)-(3,5-Difluorophenyl)(2-(diphenylphosphanyl) phenyl)methyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426177 https://www.jk-sci.com/products/s57c4x-1069129 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f77cb0f1-ad07-4575-9154-664c58a30d57.png?v=1791385994 Erlotinib impurity 129, Purity: 99.0% Erlotinib impurity 129|C4X-1069129 https://www.jk-sci.com/products/j5303825 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7774e081f0af0e113d0b8b4f19230c4c.jpg?v=1791419118 Boc-D-2-indanylgly-OH, Purity by HPLC ≥ 98% | 181227-48-5 Boc-D-2-indanylgly-OH|03825|181227-48-5 https://www.jk-sci.com/products/j5303854 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4e869340891b2ea6ab8c1c3bceac13b3.jpg?v=1791419076 Z-D-norvaline, Purity by HPLC ≥ 99% | 42918-89-8 Z-D-norvaline|03854|42918-89-8 https://www.jk-sci.com/products/j5303885 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c82c4d518e1e619e70d943bace7b7251.jpg?v=1791419040 Z-L-norleucine N-hydroxysuccinimide ester, Purity by HPLC ≥ 98% | 36360-62-0 Z-L-norleucine N-hydroxysuccinimide ester|03885|36360-62-0 https://www.jk-sci.com/products/s57c4x-107053 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f4cf7b8321867129ca4e18413aab83c1.jpg?v=1791385960 Abiraterone Impurity 53, 93.80% | 86770-60-7 Abiraterone Impurity 53|C4X-107053|86770-60-7 https://www.jk-sci.com/products/a019426178 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2f79cd3a-0f82-450c-9020-556bbcf5cf43.png?v=1787977388 [S(R)]-N-[(R)-(3,5-Difluorophenyl)(2-(diphenylphosphanyl) phenyl)methyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-(3,5-Difluorophenyl)(2-(diphenylphosphanyl) phenyl)methyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426178 https://www.jk-sci.com/products/a019426179 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_aa74847f-49ef-4342-8a0d-5fa86b6fa16e.png?v=1787977388 [S(R)]-N-[(S)-(5-Trifluoromethyl)(2-(diphenylphosphanyl) phenyl)methyl]-2-methyl-2-propanesulfinamide, 95% [S(R)]-N-[(S)-(5-Trifluoromethyl)(2-(diphenylphosphanyl) phenyl)methyl]-2-methyl-2-propanesulfinamide, 95%|9426179 https://www.jk-sci.com/products/j5303945 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ccb21940cc75dc7cfdd27194564c52f4.jpg?v=1791418966 Boc-6-Aminohexanoic acid N-hydroxysuccinimide ester, Assay ≥ 98% | 51513-80-5 Boc-6-Aminohexanoic acid N-hydroxysuccinimide ester|03945|51513-80-5 https://www.jk-sci.com/products/j5303979 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bce3f807f2e788ff2c198c5a51e4dca3.jpg?v=1791418915 Boc-S-trityl-L-penicillamine, Purity by HPLC ≥ 99% | 135592-13-1 Boc-S-trityl-L-penicillamine|03979|135592-13-1 https://www.jk-sci.com/products/a019426180 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_cd3af5a5-e162-44be-a8cf-23d1886727de.png?v=1787977383 [S(R)]-N-[(R)-(5-Trifluoromethyl)(2-(diphenylphosphanyl) phenyl)methyl]-2-methyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-(5-Trifluoromethyl)(2-(diphenylphosphanyl) phenyl)methyl]-2-methyl-2-propanesulfinamide, 95%|9426180 https://www.jk-sci.com/products/j5303997 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7cb3e1f609dfc23b7c3cafc89a0b5b98.jpg?v=1791418891 Na-Boc-Ne-Fmoc-L-lysine methyl ester, Purity by HPLC ≥ 98% | 133628-28-1 Na-Boc-Ne-Fmoc-L-lysine methyl ester|03997|133628-28-1 https://www.jk-sci.com/products/j5304009 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a21fa344f82961390ee74390ce4e25c3.jpg?v=1791418877 Na-Boc-Nd-Z-L-ornithine N-hydroxysuccinimide ester, Purity by HPLC ≥ 96% | 57225-25-9 Na-Boc-Nd-Z-L-ornithine N-hydroxysuccinimide ester|04009|57225-25-9 https://www.jk-sci.com/products/j5304028 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/17ccc72e431228fda5fbbb39013b5348.jpg?v=1791418846 Boc-L-tyrosine 4-nitrophenyl ester | 20866-55-1 Boc-L-tyrosine 4-nitrophenyl ester|04028|20866-55-1 https://www.jk-sci.com/products/a01133740 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/133740.png?v=1790216431 3-Ethoxycarbonyl-4-fluorophenylboronic acid, 97% | 874219-36-0 3-Ethoxycarbonyl-4-fluorophenylboronic acid, 97%|133740|874219-36-0 https://www.jk-sci.com/products/j5304041 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f6136dfd5afc0ad556589fbed6a440d5.jpg?v=1791418824 Na-Boc-Nw,w'-bis-Z-L-arginine Merrifield resin (0.25 - 0.7 meq/g, 100 - 200 mesh), Mesh Size 100-200 || Substitution (meq/g) 0.25-0.7 Na-Boc-Nw,w'-bis-Z-L-arginine Merrifield resin (0.25 - 0.7 meq/g, 100 - 200 mesh)|04041 https://www.jk-sci.com/products/j5304057 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/de6ca68f73d7e3a7e4fa4fb34775239a.jpg?v=1791418807 Boc-L-aspartic acid b-cyclopentyl ester, Assay by titration ≥ 99% | 71447-58-0 Boc-L-aspartic acid b-cyclopentyl ester|04057|71447-58-0 https://www.jk-sci.com/products/a01133993 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/282723_4e93eb7a-9301-47df-b297-c4f9cfdd1af1.png?v=1790216427 2-Chloroadenine, 98% | 1839-18-5 2-Chloroadenine, 98%|133993|1839-18-5 https://www.jk-sci.com/products/a01134449 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/134449.png?v=1790216416 Ammonium bromide, 99%, for analysis | 12124-97-9 Ammonium bromide, 99%, for analysis|134449|12124-97-9 https://www.jk-sci.com/products/j5304078 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1bb8ac0b57386ba657279b723209f5a9.jpg?v=1791418788 3-(3-Benzothienyl)-D-alanine | 111139-55-0 3-(3-Benzothienyl)-D-alanine|04078|111139-55-0 https://www.jk-sci.com/products/j5304090 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b6c94fa57c4a8c0d142b7c81b6370815.jpg?v=1791418763 Fmoc-4-bromo-L-phenylalanine, Purity by HPLC ≥ 98% | 198561-04-5 Fmoc-4-bromo-L-phenylalanine|04090|198561-04-5 https://www.jk-sci.com/products/j5304098 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/73ca476267e119370f7c870b10f14c40.jpg?v=1791418742 3-Chloro-L-phenylalanine, Purity ≥ 98% | 80126-51-8 3-Chloro-L-phenylalanine|04098|80126-51-8 https://www.jk-sci.com/products/s57c4x-107238 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/796396_c8cdcb53-2acd-4c84-9e75-25d2e78681bb.png?v=1791385855 Bortezomib Impurity 38, 98.20% | 179324-87-9 Bortezomib Impurity 38|C4X-107238|179324-87-9 https://www.jk-sci.com/products/j5304114 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bc78812d5b4c1578a61496e5b0510fbf.jpg?v=1791418706 Fmoc-4-cyano-L-phenylalanine, Purity by HPLC ≥ 99% | 173963-93-4 Fmoc-4-cyano-L-phenylalanine|04114|173963-93-4 https://www.jk-sci.com/products/j5304120 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bccda4d9629b47fe420c06a4b01c7b5c.jpg?v=1791418697 Boc-3,4-difluoro-D-phenylalanine, Purity by HPLC ≥ 98% | 205445-51-8 Boc-3,4-difluoro-D-phenylalanine|04120|205445-51-8 https://www.jk-sci.com/products/j5304131 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/acdddf0cc3c15d49bfa64ddfdfabe438.jpg?v=1791418677 Boc-3,3-diphenyl-L-alanine | 138662-63-2 Boc-3,3-diphenyl-L-alanine|04131|138662-63-2 https://www.jk-sci.com/products/a01134635 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/134635.png?v=1788001895 DMT-dA(Bz) Phosphoramidite, 99% | 98796-53-3 DMT-dA(Bz) Phosphoramidite, 99%|134635|98796-53-3 https://www.jk-sci.com/products/a01134636 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/582431.png?v=1790216411 2-Chloro-5-iodopyridine, 98% | 69045-79-0 2-Chloro-5-iodopyridine, 98%|134636|69045-79-0 https://www.jk-sci.com/products/j5304154 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d14e7386344ca7448fa5c3329d29593d.jpg?v=1791418635 Trityl-L- homoserine diethylammonium salt | 83427-83-2 Trityl-L- homoserine diethylammonium salt|04154|83427-83-2 https://www.jk-sci.com/products/j5304192 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2d7bcca628df7974f2715df30034a0b7.jpg?v=1791418591 Fmoc-D-phenylalanine 4-alkoxybenzyl alcohol resin, Mesh Size 100-200 || Substitution (meq/g) 0.3-0.8 meq/g Fmoc-D-phenylalanine 4-alkoxybenzyl alcohol resin|04192 https://www.jk-sci.com/products/j5304174 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7df6ec07eaac30ef60fd955a92979ee5.jpg?v=1791418615 Fmoc-D-aspartic acid b-tert-butyl ester 4-alkoxybenzyl alcohol resin, Mesh Size 100-200 || Substitution (meq/g) 0.3-0.8 meq/g Fmoc-D-aspartic acid b-tert-butyl ester 4-alkoxybenzyl alcohol resin|04174 https://www.jk-sci.com/products/j5304188 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dc77e8947cd83a8cd25d7fbc89e45226.jpg?v=1791418606 Na-Fmoc-Ne-2-chloro-Z-L-lysine 4-alkoxybenzyl alcohol resin, Mesh Size 100-200 || Substitution (meq/g) 0.2-1.0 Na-Fmoc-Ne-2-chloro-Z-L-lysine 4-alkoxybenzyl alcohol resin|04188 https://www.jk-sci.com/products/a01134845 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/134845.png?v=1790216406 2,4-Dihydroxybenzoic acid methyl ester, 98% | 2150-47-2 2,4-Dihydroxybenzoic acid methyl ester, 98%|134845|2150-47-2 https://www.jk-sci.com/products/s57c4x-1074160 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ebdb3967191bb7588d2bf6bb0c5065bb.jpg?v=1791385772 Moxifloxacin impurity 160, 97.60% | 1415319-29-7 Moxifloxacin impurity 160|C4X-1074160|1415319-29-7 https://www.jk-sci.com/products/j5304203 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2a9e6867ccb1fe8bd23e60578246f57c.jpg?v=1791418581 Fmoc-S-tert-butyl-D-cysteine 4-alkoxybenzyl alcohol resin, Mesh Size 100-200 || Substitution (meq/g) 0.3-0.8 Fmoc-S-tert-butyl-D-cysteine 4-alkoxybenzyl alcohol resin|04203 https://www.jk-sci.com/products/s57c4x-107394 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a1853758-902b-48e7-a355-3a44d60a2e8f.png?v=1791385794 Linezolid Impurity 94, Purity: 89.5% Linezolid Impurity 94|C4X-107394 https://www.jk-sci.com/products/j5304198 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2cf29bfb45d6f427aa46c0c2292c0a59.jpg?v=1791418581 Fmoc-D-valine 4-alkoxybenzyl alcohol resin, Bead Size 100 - 200 mesh || Substitution (meq/g) 0.3 - 0.8 mmol/g Fmoc-D-valine 4-alkoxybenzyl alcohol resin|04198 https://www.jk-sci.com/products/j5304223 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/58d8864eba1a6da664a5c85901f69a6a.jpg?v=1791418563 Na-Fmoc-Nd-Boc-L-ornithine 4-alkoxybenzyl alcohol resin, Mesh Size 100-200 || Substitution (meq/g) 0.3-0.8 Na-Fmoc-Nd-Boc-L-ornithine 4-alkoxybenzyl alcohol resin|04223 https://www.jk-sci.com/products/j5304211 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/eace7f51792d346df6d08eb3ba8757fa.jpg?v=1791418568 Fmoc-L-citrulline 4-alkoxybenzyl alcohol resin, Mesh Size 100-200 mesh || Substitution (meq/g) 0.3-0.8 meq/g Fmoc-L-citrulline 4-alkoxybenzyl alcohol resin|04211 https://www.jk-sci.com/products/j5304232 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/33a98ca9ae08707442648b20830db92b.jpg?v=1791418559 Fmoc-glycine-2-chlorotrityl resin (0.3 - 1.0 meq/g, 200 - 400 mesh), Mesh Size 200 - 400 mesh || Substitution (meq/g) 0.3 - 1.0 meq/g Fmoc-glycine-2-chlorotrityl resin (0.3 - 1.0 meq/g, 200 - 400 mesh)|04232 https://www.jk-sci.com/products/j5304254 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0533fdcd0b41babbb48d4ff10ea78127_da329908-34e6-4a84-bd69-439a6ce26f47.jpg?v=1791418548 Aminomethyl polystyrene resin, Mesh Size 200 - 400 mesh || Substitution (meq/g) 1.2 - 1.6 mmol/g | 89551-24-6 Aminomethyl polystyrene resin|04254|89551-24-6 https://www.jk-sci.com/products/j5304283 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9a91054872fc5bfed22c662eb6d008fa.jpg?v=1791418522 Na-(2-Chlorotrityl resin)-Ne-Boc-L-lysine benzotriazolyl ester, Mesh Size 200-400 || Substitution (meq/g) 0.3-0.8 meq/g Na-(2-Chlorotrityl resin)-Ne-Boc-L-lysine benzotriazolyl ester|04283 https://www.jk-sci.com/products/j5304280 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/54052c7351133017974ef71be0a717fb.jpg?v=1791418527 N-(2-Chlorotrityl resin)-S-4-methoxytrityl-L-cysteine benzotriazolyl ester, Substitution (meq/g) 0.42 meq/g N-(2-Chlorotrityl resin)-S-4-methoxytrityl-L-cysteine benzotriazolyl ester|04280 https://www.jk-sci.com/products/j5304273 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/93be8bef6fb7343702bd749c82efdc09_38ab9c35-c793-4706-904e-5f391875a1f9.jpg?v=1791418533 4-Hydroxymethylated polystyrene, Bead Size 100 - 200 mesh || Substitution (meq/g) 0.6 - 2.0 mmol/g | 66072-40-0 4-Hydroxymethylated polystyrene|04273|66072-40-0 https://www.jk-sci.com/products/a01134884 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/134884_de9a6486-9c4f-4d3b-9d62-44d496a27b0d.png?v=1790216402 (Oxybis(ethane-2,1-diyl))bis(diphenylphosphine), 98% | 50595-38-5 (Oxybis(ethane-2,1-diyl))bis(diphenylphosphine), 98%|134884|50595-38-5 https://www.jk-sci.com/products/a01134968 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/134968.png?v=1790216395 Ethyl (R)-3-piperidinecarboxylate L-tartrate, 97% | 167392-57-6 Ethyl (R)-3-piperidinecarboxylate L-tartrate, 97%|134968|167392-57-6 https://www.jk-sci.com/products/j5304285 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1c0588953c457cca9f866613b3a1a590.jpg?v=1791418522 N-(2-Chlorotrityl resin)-L-proline benzotriazolyl ester, Substitution (meq/g) 0.5-0.9 meq/g N-(2-Chlorotrityl resin)-L-proline benzotriazolyl ester|04285 https://www.jk-sci.com/products/j5304288 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c79e6299638b8bfa762eedb595bcdf47.jpg?v=1791418512 2-Chlorotrityl resin-4-aminomethylbenzoic acid-OBt, Substitution (meq/g) 1.1-1.3 meq/g 2-Chlorotrityl resin-4-aminomethylbenzoic acid-OBt|04288 https://www.jk-sci.com/products/j5304290 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cab9748dad4e78ee548dc217b97679fd.jpg?v=1791418506 (±)-2-Aminobutan-1-ol 2-chlorotrityl resin, Substitution (meq/g) 0.4-0.6 meq/g (±)-2-Aminobutan-1-ol 2-chlorotrityl resin|04290 https://www.jk-sci.com/products/j5304292 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f1d1e187e1ca2e3c4dd4882d2fc5afa0.jpg?v=1791418507 4-Aminomethylbenzyl alcohol 2-chlorotrityl resin, Mesh Size 200-400 mesh || Substitution (meq/g) 0.3-0.8 meq/g 4-Aminomethylbenzyl alcohol 2-chlorotrityl resin|04292 https://www.jk-sci.com/products/j5304298 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c1b40e1ae820cb097bdc2c4f76a6c94d.jpg?v=1791418487 L-Prolinol 2-chlorotrityl resin (0.2 - 0.6 meq/g, 200 - 400 mesh), Substitution (meq/g) 0.2-0.6 meq/g L-Prolinol 2-chlorotrityl resin (0.2 - 0.6 meq/g, 200 - 400 mesh)|04298 https://www.jk-sci.com/products/a01136064 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/136064.png?v=1790216354 Methyl 4-bromobutyrate, 98% | 4897-84-1 Methyl 4-bromobutyrate, 98%|136064|4897-84-1 https://www.jk-sci.com/products/s57c4x-107490 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/610585_203bfe34-65ac-4d48-8822-db87c5668af5.png?v=1791385709 Moxifloxacin Impurity 90, 97.20% | 765-30-0 Moxifloxacin Impurity 90|C4X-107490|765-30-0 https://www.jk-sci.com/products/j5304295 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0eb00928bb9eaa0961331f048c9ce3de.jpg?v=1791418496 N-Methyl-2-aminoethanol 2-chlorotrityl resin, Mesh Size 200-400 mesh || Substitution (meq/g) 0.2-0.5 meq/g N-Methyl-2-aminoethanol 2-chlorotrityl resin|04295 https://www.jk-sci.com/products/a01135721 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/350922.png?v=1788931853 Methyl glycolate, 98% | 96-35-5 Methyl glycolate, 98%|135721|96-35-5 https://www.jk-sci.com/products/a01135344 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/135344.png?v=1788931870 1,3,5-Tribromobenzene, 98% | 626-39-1 1,3,5-Tribromobenzene, 98%|135344|626-39-1 https://www.jk-sci.com/products/s57c4x-107622 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/252437_35c6758f-48bb-41e9-95d8-38186c559ef3.png?v=1791385674 Tenofovir, 94.80% | 147127-20-6 Tenofovir|C4X-107622|147127-20-6 https://www.jk-sci.com/products/s57c4x-107645 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bd1a7289e77025e2a928a0991c6d097a.jpg?v=1791385657 Tenofovir Disoproxil Impurity 45, 92.40% | 35273-90-6 Tenofovir Disoproxil Impurity 45|C4X-107645|35273-90-6 https://www.jk-sci.com/products/a01136250 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/136250.png?v=1788931829 1,2:5,6-Di-O-isopropylidene-α-D-allofuranose, 98% | 2595-05-3 1,2:5,6-Di-O-isopropylidene-α-D-allofuranose, 98%|136250|2595-05-3 https://www.jk-sci.com/products/j5304310 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/226951fd5c508f46fa7a8d69a92d619c.jpg?v=1791418478 N-Trityl-hexahydro-1H-1,4-diazepine, polymer bound, Mesh Size 200-400 mesh || Substitution (meq/g) 0.4-0.6 meq/g N-Trityl-hexahydro-1H-1,4-diazepine, polymer bound|04310 https://www.jk-sci.com/products/a01137121 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/228151.png?v=1790216332 2-(Methylthio)pyridine, 98% | 18438-38-5 2-(Methylthio)pyridine, 98%|137121|18438-38-5 https://www.jk-sci.com/products/a01137514 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/137514.png?v=1788001697 5,7-Dimethoxy-3- (4-methoxyphenyl) -4H-phene-4-one, 97% | 1162-82-9 5,7-Dimethoxy-3- (4-methoxyphenyl) -4H-phene-4-one, 97%|137514|1162-82-9 https://www.jk-sci.com/products/s57c4x-107832 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/396516_1c85a079-2871-4351-9500-76297ae43573.png?v=1791385595 Pidotimod Impurity 32, 98.20% | 21282-08-6 Pidotimod Impurity 32|C4X-107832|21282-08-6 https://www.jk-sci.com/products/a01137659 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/562116.png?v=1790216317 1,4-Diaminobutane dihydrochloride, 98% | 333-93-7 1,4-Diaminobutane dihydrochloride, 98%|137659|333-93-7 https://www.jk-sci.com/products/j5304316 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0652aac5fe3f24b245745a3d35f342c2.jpg?v=1791418474 Fmoc-O-2-chlorotrityl-L-tyrosine, Chiral HPLC ? 98% (ee) || Purity by HPLC ? 99% | 350241-80-4 Fmoc-O-2-chlorotrityl-L-tyrosine|04316|350241-80-4 https://www.jk-sci.com/products/j5304327 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/63c0f8e8feedb61d013fcdc58327bd02.jpg?v=1791418463 3-Carboxypropanesulfonamide, Purity ≥ 98% (NMR) | 175476-52-5 3-Carboxypropanesulfonamide|04327|175476-52-5 https://www.jk-sci.com/products/a01137764 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/137764.png?v=1788001668 2,4,5-Trimethylphenol, 97% | 496-78-6 2,4,5-Trimethylphenol, 97%|137764|496-78-6 https://www.jk-sci.com/products/j5304345 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c7de532057d774cb3af3dbce4ad8e132.jpg?v=1791418448 Acetyl-4-benzoyl-D-phenylalanine, Purity by HPLC ≥ 98% | 104504-42-9 Acetyl-4-benzoyl-D-phenylalanine|04345|104504-42-9 https://www.jk-sci.com/products/s57c4x-107720 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/201b6abdc5e7a46fa14f1ec388224d1f.jpg?v=1791385611 Entecavir EP Impurity E, 93.80% | 2203740-23-0 Entecavir EP Impurity E|C4X-107720|2203740-23-0 https://www.jk-sci.com/products/j5304359 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5ee624d57155a9c059623f1b8c8dad84.jpg?v=1791418437 Na-Acetyl-L-histidine methyl amide | 6367-11-9 Na-Acetyl-L-histidine methyl amide|04359|6367-11-9 https://www.jk-sci.com/products/j5304351 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8b9550b91f6552d992068d0a2e54ff8b.jpg?v=1791418442 Na-Ac-Nd-trityl-L-glutamine, Purity by HPLC ≥ 99% | 163277-79-0 Na-Ac-Nd-trityl-L-glutamine|04351|163277-79-0 https://www.jk-sci.com/products/j5304347 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/519855_93daf2ed-60a4-474b-abdf-fa9c653150a3.png?v=1791418447 Acetyl-L-cystine, Assay by titration ≥ 99% (TBAH) | 5545-17-5 Acetyl-L-cystine|04347|5545-17-5 https://www.jk-sci.com/products/j5304367 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e3b3635ccd4cc9ef38d0a746b8b79063.jpg?v=1791418432 Acetyl-L-leucine 4-nitroanilide, Purity by HPLC ≥ 95% | 19746-40-8 Acetyl-L-leucine 4-nitroanilide|04367|19746-40-8 https://www.jk-sci.com/products/j5304391 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a9056114520406aebcfa14d6dbf8a70e.jpg?v=1791418395 Acetyl-DL-proline, Purity by HPLC ≥ 99.5% | 1074-79-9 Acetyl-DL-proline|04391|1074-79-9 https://www.jk-sci.com/products/a01137922 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/137922.png?v=1788931749 Yohimbine, 99% | 146-48-5 Yohimbine, 99%|137922|146-48-5 https://www.jk-sci.com/products/j5304399 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b66295d2f29f730135939a946fba5818.jpg?v=1791418389 Acetyl-D-tyrosine, Purity by HPLC ≥ 99% | 19764-32-0 Acetyl-D-tyrosine|04399|19764-32-0 https://www.jk-sci.com/products/a011384668 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1384668.png?v=1790340260 Carfilzomib, 99%, irreversible proteasome inhibitor | 868540-17-4 Carfilzomib, 99%, irreversible proteasome inhibitor|1384668|868540-17-4 https://www.jk-sci.com/products/j5304404 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5f719c510d3c8959c4123d8a83002a9b.jpg?v=1791418383 Formyl-L-alanine, Purity by HPLC ≥ 99% | 10512-86-4 Formyl-L-alanine|04404|10512-86-4 https://www.jk-sci.com/products/j5304418 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b6505df619f6a35a51bbea43eaf759b6.jpg?v=1791418361 L-Aspartic acid a-amide hydrochloride | 200260-37-3 L-Aspartic acid a-amide hydrochloride|04418|200260-37-3 https://www.jk-sci.com/products/s57c4x-1079157 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_21154d71-91dd-41a2-8f3d-77c70b9acdc8.png?v=1791385555 Tofacitinib Impurity 157, Purity: 99.1% Tofacitinib Impurity 157|C4X-1079157 https://www.jk-sci.com/products/j5304432 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c8a88c3515620fd0ff45bd5ee86afdd1.jpg?v=1791418342 Nd-Trityl-D-glutamine hydrate, Purity by HPLC ≥ 99% | 200625-76-9 Nd-Trityl-D-glutamine hydrate|04432|200625-76-9 https://www.jk-sci.com/products/j5304427 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/74286a5ece97fa7cffba2b920a0eacf0.jpg?v=1791418348 L-Glutamic acid a-amide, Assay by titration ≥ 98% | 636-65-7 L-Glutamic acid a-amide|04427|636-65-7 https://www.jk-sci.com/products/j5304442 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0624f3eafdbf48ac94d9a4044bcf257d.jpg?v=1791418328 L-Proline methyl amide hydrochloride | 33208-98-9 L-Proline methyl amide hydrochloride|04442|33208-98-9 https://www.jk-sci.com/products/a01138523 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/138523_b363ef23-4f20-482d-9a72-dbe3d3d0a9ed.png?v=1788001603 Apelin-13, 95% | 217082-58-1 Apelin-13, 95%|138523|217082-58-1 https://www.jk-sci.com/products/j5304453 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/960a4742b669da6990fc8d046dad5979.jpg?v=1791418307 Nin-Boc-L-tryptophan, Purity by HPLC ≥ 99% | 146645-63-8 Nin-Boc-L-tryptophan|04453|146645-63-8 https://www.jk-sci.com/products/a01138573 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/138573_8baef8d8-778a-4a7f-86b1-aa918a9cebac.png?v=1788001594 2-Chlorobenzophenone, 97% | 5162-03-8 2-Chlorobenzophenone, 97%|138573|5162-03-8 https://www.jk-sci.com/products/j5304462 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1d8533269aacf4ba5b676bfa7305add3.jpg?v=1791418290 L-Azetidine-2-carboxylic acid, Assay ≥ 97% | 2133-34-8 L-Azetidine-2-carboxylic acid|04462|2133-34-8 https://www.jk-sci.com/products/j5304467 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cbc04bf7715a4ebb1ba593cfbb8cd9bb.jpg?v=1791418285 3,3',5,5'-Tetraiodo-L-thyronine sodium salt, Purity by HPLC ≥ 98% (Anhydrous basis) | 25416-65-3 3,3',5,5'-Tetraiodo-L-thyronine sodium salt|04467|25416-65-3 https://www.jk-sci.com/products/s57c4x-107931 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/869f0365cb00a3d0435db58ae39577c0.jpg?v=1791385528 Tofacitinib Impurity 31, 100.00% | 923036-25-3 Tofacitinib Impurity 31|C4X-107931|923036-25-3 https://www.jk-sci.com/products/s57c4x-107955 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/442041_cbad34bf-cd1a-4748-8eef-8976c97c1d41.png?v=1791385516 Tofacitinib Impurity 55, 98.70% | 3680-69-1 Tofacitinib Impurity 55|C4X-107955|3680-69-1 https://www.jk-sci.com/products/s57c4x-107991 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/500691_44292152-1a3d-4c38-a317-518622c4d4e9.png?v=1791385499 Tofacitinib Impurity 91, 99.80% | 3680-71-5 Tofacitinib Impurity 91|C4X-107991|3680-71-5 https://www.jk-sci.com/products/j5304554 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c5654ddb700e1f97388826ff80c1795b.jpg?v=1791418251 Gly-Asn-OH, Purity by HPLC ≥ 98% | 1999-33-3 Gly-Asn-OH|04554|1999-33-3 https://www.jk-sci.com/products/j5304510 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4818a901fc22f4382a2c473884e94d8b.jpg?v=1791418262 Boc-Gly-Gly-OH, Purity by HPLC ≥ 98% | 31972-52-8 Boc-Gly-Gly-OH|04510|31972-52-8 https://www.jk-sci.com/products/a01104250 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/104250.png?v=1788003715 n-Octyl butyrate, 98% | 110-39-4 n-Octyl butyrate, 98%|104250|110-39-4 https://www.jk-sci.com/products/a01138643 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/273021.png?v=1790010035 4-Bromobenzyl alcohol, 98% | 873-75-6 4-Bromobenzyl alcohol, 98%|138643|873-75-6 https://www.jk-sci.com/products/s57c4x-108033 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3594750aa27e5efb5eecb6825f0ea31e.jpg?v=1791385476 Etoricoxib Impurity 33, Purity: 98.1% | 1817735-82-2 Etoricoxib Impurity 33|C4X-108033|1817735-82-2 https://www.jk-sci.com/products/j5301288 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/28c72a5cdc0ac1c41215288c2458a198.jpg?v=1791422231 Dextran sulfate sodium salt | 9011-18-1 Dextran sulfate sodium salt|01288|9011-18-1 https://www.jk-sci.com/products/a011042660 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/59fc91253a31b5206015df644d6019f1.jpg?v=1790217352 3,6-Di(2-thienyl)-2,5-dihydropyrrolo[3,4-c]pyrrole-1,4-dione, 95% | 850583-75-4 3,6-Di(2-thienyl)-2,5-dihydropyrrolo[3,4-c]pyrrole-1,4-dione, 95%|1042660|850583-75-4 https://www.jk-sci.com/products/a011045960 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1045960.png?v=1788933455 2-Hydroxy-3,5-dichloro-benzenesulphonic acid, 98% | 26281-43-6 2-Hydroxy-3,5-dichloro-benzenesulphonic acid, 98%|1045960|26281-43-6 https://www.jk-sci.com/products/a01104728 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/339317.png?v=1790217344 2-Amino-5-bromothiazole hydrobromide, 95% | 61296-22-8 2-Amino-5-bromothiazole hydrobromide, 95%|104728|61296-22-8 https://www.jk-sci.com/products/a01104524 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/104524.png?v=1788003696 Cbz-L-phenylalaninol, 98% | 6372-14-1 Cbz-L-phenylalaninol, 98%|104524|6372-14-1 https://www.jk-sci.com/products/s57c4x-1082114 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/637b2c60840739d9911e52e8790fbb51.jpg?v=1791385434 Ibuprofen Impurity, 97.80% | 1314907-71-5 Ibuprofen Impurity|C4X-1082114|1314907-71-5 https://www.jk-sci.com/products/s57c4x-1082 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/408218_c6e9afbf-9e30-4fd9-9acb-bb7354995d79.png?v=1791385441 Ibuprofen, 99.70% | 15687-27-1 Ibuprofen|C4X-1082|15687-27-1 https://www.jk-sci.com/products/a01104735 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/104735.png?v=1788933450 Z-Asparagine, 98% | 29880-22-6 Z-Asparagine, 98%|104735|29880-22-6 https://www.jk-sci.com/products/a01104951 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/395820.png?v=1788933445 2,4-Dihydroxypyrimidine-5-carboxylic acid, 99% | 23945-44-0 2,4-Dihydroxypyrimidine-5-carboxylic acid, 99%|104951|23945-44-0 https://www.jk-sci.com/products/a019426184 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_41c173bd-b252-46d2-8fb4-06eeca3ede47.png?v=1787977373 [S(R)]-N-[(S)-(5-Trifluoromethyl)(2-(Dicyclohexylphosphino) phenyl)methyl]-2-methyl-2-propanesulfinamide, 95% [S(R)]-N-[(S)-(5-Trifluoromethyl)(2-(Dicyclohexylphosphino) phenyl)methyl]-2-methyl-2-propanesulfinamide, 95%|9426184 https://www.jk-sci.com/products/a019426181 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f2096465-af74-44c6-93c5-701957b14cf8.png?v=1787977378 (R)-N-((S)-(2-(Dicyclohexylphosphino)phenyl)(2,4,6-triisopropylphenyl)methyl)-N,2-dimethyl-2-propanesulfinamide, 95% (R)-N-((S)-(2-(Dicyclohexylphosphino)phenyl)(2,4,6-triisopropylphenyl)methyl)-N,2-dimethyl-2-propanesulfinamide, 95%|9426181 https://www.jk-sci.com/products/a01105329 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/105329.png?v=1790217333 2-Fluorobenzophenone, 98% | 342-24-5 2-Fluorobenzophenone, 98%|105329|342-24-5 https://www.jk-sci.com/products/a01105216 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/105216.png?v=1788933437 2,4-Diethyl-9H-thioxanthen-9-one, 98% | 82799-44-8 2,4-Diethyl-9H-thioxanthen-9-one, 98%|105216|82799-44-8 https://www.jk-sci.com/products/a019426183 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ef58c683-65e3-4894-b4b6-8ef3fe3e19b7.png?v=1787977378 (R)-N-((S)-(3,5-Di-tert-butyl-4-methoxyphenyl)(2-(dicyclohexylphosphanyl)-3-isopropoxyphenyl)methyl)-N,2-dimethylpropane-2-sulfinamide, 95% (R)-N-((S)-(3,5-Di-tert-butyl-4-methoxyphenyl)(2-(dicyclohexylphosphanyl)-3-isopropoxyphenyl)methyl)-N,2-dimethylpropane-2-sulfinamide, 95%|9426183 https://www.jk-sci.com/products/a01105379 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/105379.png?v=1790217330 (R)-(-)-1-Methyl-3-hydroxypyrrolidine, 98% | 104641-60-3 (R)-(-)-1-Methyl-3-hydroxypyrrolidine, 98%|105379|104641-60-3 https://www.jk-sci.com/products/a019426182 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_078fa3ff-dc13-42a7-9bc6-f852b477d182.png?v=1787977378 (R)-N-((S)-(3,5-Di-tert-butyl-4-methoxyphenyl)(7-(dicyclohexylphosphanyl)-2,3-dihydrobenzo[b][1,4]dioxin-6-yl)methyl)-N,2-dimethylpropane-2-sulfinamide, 95% (R)-N-((S)-(3,5-Di-tert-butyl-4-methoxyphenyl)(7-(dicyclohexylphosphanyl)-2,3-dihydrobenzo[b][1,4]dioxin-6-yl)methyl)-N,2-dimethylpropane-2-sulfinamide, 95%|9426182 https://www.jk-sci.com/products/a01105421 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/105421.png?v=1788933421 4-[(2,4-Dimethoxyphenyl)(Fmoc-amino)methyl]phenoxyacetic acid, 99% | 145069-56-3 4-​[(2,4-​Dimethoxyphenyl)​(Fmoc-​amino)​methyl]​phenoxyacetic acid, 99%|105421|145069-56-3 https://www.jk-sci.com/products/s57c4x-108340 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9593fdb0-494e-4393-8f90-42e203ead0f2.png?v=1791385304 Cetirizine Impurity 40 DiHCl, 93.80% Cetirizine Impurity 40 DiHCl|C4X-108340 https://www.jk-sci.com/products/a019426185 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_459a6572-1c0c-41b2-801d-9486ef69ec0e.png?v=1787977372 [S(R)]-N-[(R)-(5-Trifluoromethyl)(2-(Dicyclohexylphosphino) phenyl)methyl]-2-methyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-(5-Trifluoromethyl)(2-(Dicyclohexylphosphino) phenyl)methyl]-2-methyl-2-propanesulfinamide, 95%|9426185 https://www.jk-sci.com/products/a01105719 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/387582.png?v=1790217319 Methyl 3-thiophenecarboxylate, 97% | 22913-26-4 Methyl 3-thiophenecarboxylate, 97%|105719|22913-26-4 https://www.jk-sci.com/products/a01105519 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/203154.png?v=1788003639 4,4'-Dimethyltriphenylamine, 98% | 20440-95-3 4,4'-Dimethyltriphenylamine, 98%|105519|20440-95-3 https://www.jk-sci.com/products/s57c4x-108333 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/549319_04726ead-2302-49f1-a121-ec34ba625c7a.png?v=1791385314 Cetirizine EP Impurity D, 98.80% | 346451-15-8 Cetirizine EP Impurity D|C4X-108333|346451-15-8 https://www.jk-sci.com/products/a01106855 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/107899.png?v=1788933365 5-N-Propyluracil, 98% | 19030-75-2 5-N-Propyluracil, 98%|106855|19030-75-2 https://www.jk-sci.com/products/s57c4x-10835 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bd1b484141c92f85a243bbf178ebc16e.jpg?v=1791385298 Cetirizine EP Impurity E, 98.60% | 682323-77-9 Cetirizine EP Impurity E|C4X-10835|682323-77-9 https://www.jk-sci.com/products/a019426186 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1c6a3ab1-a3fd-47c4-b56b-816e8da0e041.png?v=1787977373 [S(R)]-N-[(S)-(3,5-Difluorophenyl)(2-(dicyclohexylphosphino) phenyl)methyl]-2-methyl-2-propanesulfinamide, 95% [S(R)]-N-[(S)-(3,5-Difluorophenyl)(2-(dicyclohexylphosphino) phenyl)methyl]-2-methyl-2-propanesulfinamide, 95%|9426186 https://www.jk-sci.com/products/a01107018 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/107018.png?v=1790217279 3-Butynyl p-toluenesulfonate, 96% | 23418-85-1 3-Butynyl p-toluenesulfonate, 96%|107018|23418-85-1 https://www.jk-sci.com/products/a01107318 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/107318.png?v=1788933346 Phenethyl isovalerate, 99% | 140-26-1 Phenethyl isovalerate, 99%|107318|140-26-1 https://www.jk-sci.com/products/a019426187 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6285d602-7da6-4fc6-b9ea-504bfb033e7a.png?v=1787977368 [S(R)]-N-[(R)-(3,5-Difluorophenyl)(2-(dicyclohexylphosphino) phenyl)methyl]-2-methyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-(3,5-Difluorophenyl)(2-(dicyclohexylphosphino) phenyl)methyl]-2-methyl-2-propanesulfinamide, 95%|9426187 https://www.jk-sci.com/products/a019426188 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4557493d-204b-4a5f-9e69-0413afb106ff.png?v=1787977365 [S(R)]-N-[(S)-(3,5-Difluorophenyl)(2-(dicyclohexylphosphino) phenyl)methyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(S)-(3,5-Difluorophenyl)(2-(dicyclohexylphosphino) phenyl)methyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426188 https://www.jk-sci.com/products/s57c4x-108433 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f845b7c9f340903dcf65bc06fb96d1da.jpg?v=1791385254 Roflumilast Impurity 33, 98.90% | 2376345-94-5 Roflumilast Impurity 33|C4X-108433|2376345-94-5 https://www.jk-sci.com/products/s57c4x-108441 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4f8c4d8459293fbb398224c588f820ec.jpg?v=1791385246 Roflumilast Impurity 41, 99.50% | 1882067-43-7 Roflumilast Impurity 41|C4X-108441|1882067-43-7 https://www.jk-sci.com/products/a019426189 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_44d9a3c5-1da9-4c6b-ac22-8d56978bd768.png?v=1787977366 [S(R)]-N-[(R)-(3,5-Difluorophenyl)(2-(dicyclohexylphosphino) phenyl)methyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-(3,5-Difluorophenyl)(2-(dicyclohexylphosphino) phenyl)methyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426189 https://www.jk-sci.com/products/a01107430 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/141860.png?v=1790217273 Ethyl propionylacetate, 98% | 4949-44-4 Ethyl propionylacetate, 98%|107430|4949-44-4 https://www.jk-sci.com/products/a019426192 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4c4e99db-5ba5-446a-9e60-763d6da69993.png?v=1787977361 [S(R)]-N-[(S)-[2-(Dicyclohexylphosphanyl)phenyl](4-fluorophenyl)methyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(S)-[2-(Dicyclohexylphosphanyl)phenyl](4-fluorophenyl)methyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426192 https://www.jk-sci.com/products/a019426191 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_516e9bc9-c6c4-4533-be14-df083f35cda4.png?v=1787977361 [S(R)]-N-[(R)-(4-Fluorophenyl)[2-(dicyclohexylphosphino)phenyl]methyl]-2-methyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-(4-Fluorophenyl)[2-(dicyclohexylphosphino)phenyl]methyl]-2-methyl-2-propanesulfinamide, 95%|9426191 https://www.jk-sci.com/products/a019426190 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_093d2aaf-d4cf-4ba7-bd52-df94dc1fef04.png?v=1787977364 [S(R)]-N-[(S)-(4-Fluorophenyl)[2-(dicyclohexylphosphino)phenyl]methyl]-2-methyl-2-propanesulfinamide, 95% [S(R)]-N-[(S)-(4-Fluorophenyl)[2-(dicyclohexylphosphino)phenyl]methyl]-2-methyl-2-propanesulfinamide, 95%|9426190 https://www.jk-sci.com/products/a019426194 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0f24841c-0dfd-4381-aa3f-9ab47ad9762b.png?v=1787977356 [S(R)]-N-[(S)-[3,5-Bis(1,1-dimethylethyl)-4 methoxyphenyl][2-(diadamantanphosphanyl)phenyl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(S)-[3,5-Bis(1,1-dimethylethyl)-4 methoxyphenyl][2-(diadamantanphosphanyl)phenyl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426194 https://www.jk-sci.com/products/a01107678 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/107678.png?v=1788933330 4'-Ethylpropiophenone, 98% | 27465-51-6 4'-Ethylpropiophenone, 98%|107678|27465-51-6 https://www.jk-sci.com/products/a019426193 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a26a18a3-802c-4116-a509-dae2bfb641f8.png?v=1787977360 [S(R)]-N-[(R)-[2-(Dicyclohexylphosphanyl)phenyl](4-fluorophenyl)methyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-[2-(Dicyclohexylphosphanyl)phenyl](4-fluorophenyl)methyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426193 https://www.jk-sci.com/products/a01107763 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/107763.png?v=1788933326 Methyl 5-bromonicotinoylacetate, 95% | 205985-97-3 Methyl 5-bromonicotinoylacetate, 95%|107763|205985-97-3 https://www.jk-sci.com/products/a01107819 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b00f48989cc76463cbbcb67111e05b26.jpg?v=1790217265 6-Hydroxyquinoline, 98% | 580-16-5 6-Hydroxyquinoline, 98%|107819|580-16-5 https://www.jk-sci.com/products/a01107856 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/107856.png?v=1788365226 Methylcobalamin, 99% | 13422-55-4 Methylcobalamin, 99%|107856|13422-55-4 https://www.jk-sci.com/products/a019426195 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6c1589b8-1f36-46bc-8e75-d0c553b31b19.png?v=1787977356 [S(R)]-N-[(R)-[3,5-Bis(1,1-dimethylethyl)-4 methoxyphenyl][2-(diadamantanphosphanyl)phenyl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-[3,5-Bis(1,1-dimethylethyl)-4 methoxyphenyl][2-(diadamantanphosphanyl)phenyl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426195 https://www.jk-sci.com/products/s57c4x-108529 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/210733.png?v=1791385201 Ambroxol, 99.80% | 18683-91-5 Ambroxol|C4X-108529|18683-91-5 https://www.jk-sci.com/products/a019426196 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_76fcffe2-73bc-4937-ad7c-eb939ec00c4e.png?v=1787977357 [S(R)]-N-[(1S)-1-[2-(Diadamantanphosphino)phenyl]ethyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(1S)-1-[2-(Diadamantanphosphino)phenyl]ethyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426196 https://www.jk-sci.com/products/a01107859 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/107859.png?v=1788933321 L-(-)-3-Phenyllactic acid, 98% | 20312-36-1 L-(-)-3-Phenyllactic acid, 98%|107859|20312-36-1 https://www.jk-sci.com/products/a019426197 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e3e7f3c4-f64d-4fc6-b15e-b195c1548c33.png?v=1787977351 [S(R)]-N-[(S)-[2-(Diadamantanphosphino)(2-methylphenyl)phenyl]methyl]-2-methyl-2-propanesulfinamide, 95% [S(R)]-N-[(S)-[2-(Diadamantanphosphino)(2-methylphenyl)phenyl]methyl]-2-methyl-2-propanesulfinamide, 95%|9426197 https://www.jk-sci.com/products/a019426198 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_270be3a3-976a-42d2-b392-ba9f0a117c8c.png?v=1787977351 [S(R)]-N-[(R)-[2-(Diadamantanphosphino)(2-methylphenyl)phenyl]methyl]-2-methyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-[2-(Diadamantanphosphino)(2-methylphenyl)phenyl]methyl]-2-methyl-2-propanesulfinamide, 95%|9426198 https://www.jk-sci.com/products/a019426199 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b6246875-7d9e-4f31-ae63-a8f8bd9fdc3f.png?v=1787977347 [S(R)]-N-[(S)-[2-(Diadamantanphosphino)(2-methylphenyl)phenyl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(S)-[2-(Diadamantanphosphino)(2-methylphenyl)phenyl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426199 https://www.jk-sci.com/products/a01107887 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/247582.png?v=1790217261 4-Chloropyridine-3-carboxylic acid, 97% | 10177-29-4 4-Chloropyridine-3-carboxylic acid, 97%|107887|10177-29-4 https://www.jk-sci.com/products/a019426201 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a11fe516-dc4c-4ea3-9f31-778e7279d6f5.png?v=1787977346 [S(R)]-N-[(S)-(4-(Methoxyphenyl)phenyl)[2-(Diadamantanphosphino)phenyl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(S)-(4-(Methoxyphenyl)phenyl)[2-(Diadamantanphosphino)phenyl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426201 https://www.jk-sci.com/products/a019426200 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4f006328-892d-4b2d-b446-0e46ab027e48.png?v=1787977348 [S(R)]-N-[(R)-[2-(Diadamantanphosphino)(2-methylphenyl)phenyl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-[2-(Diadamantanphosphino)(2-methylphenyl)phenyl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426200 https://www.jk-sci.com/products/a01107895 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/107895_bb72ef68-d12d-494d-be3b-0ba92f049928.png?v=1788365214 2-[4-(Dimethylamino)styryl]-1-ethylpyridinium iodide, 99% | 3785-01-1 2-[4-(Dimethylamino)styryl]-1-ethylpyridinium iodide, 99%|107895|3785-01-1 https://www.jk-sci.com/products/a012794453 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/94ff1cb6dae437428e99ccf8ebc1d38d.jpg?v=1788924390 1-[(2s)-2-Pyrrolidinylcarbonyl]-pyrrolidine, 97% | 41721-00-0 1-[(2s)-2-Pyrrolidinylcarbonyl]-pyrrolidine, 97%|2794453|41721-00-0 https://www.jk-sci.com/products/s57c4x-108722 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/416328f9eeb9e13c6ae98805e0082aec.jpg?v=1791385117 Tadalafil Impurity 22, Purity: 99.3% | 1609405-34-6 Tadalafil Impurity 22|C4X-108722|1609405-34-6 https://www.jk-sci.com/products/a019426202 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_95c25828-a7fa-45a2-8c90-43bf6a1b9222.png?v=1787977343 [S(R)]-N-[(R)-(4-(Methoxyphenyl)phenyl)[2-(Diadamantanphosphino)phenyl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-(4-(Methoxyphenyl)phenyl)[2-(Diadamantanphosphino)phenyl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426202 https://www.jk-sci.com/products/a01281319 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/281319.png?v=1790212127 2-Fluoro-6-hydroxybenzoic acid, 98% | 67531-86-6 2-Fluoro-6-hydroxybenzoic acid, 98%|281319|67531-86-6 https://www.jk-sci.com/products/s57c4x-108710 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/312a37040e3bdcaf7aa66aa464b1315d.jpg?v=1791385159 Tadalafil impurity 10, Purity: 98.2% | 629652-40-0 Tadalafil impurity 10|C4X-108710|629652-40-0 https://www.jk-sci.com/products/a01280013 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/280013.png?v=1790212163 4-Methylcinnamic acid, 99%, predominantly trans | 1866-39-3 4-Methylcinnamic acid, 99%, predominantly trans|280013|1866-39-3 https://www.jk-sci.com/products/a01279334 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/279334.png?v=1788924403 1-Boc-1H-1,2,4-triazole, 97% | 41864-24-8 1-Boc-1H-1,2,4-triazole, 97%|279334|41864-24-8 https://www.jk-sci.com/products/a012794554 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/51a6ff3209c60fd66572946c33f2f0df.jpg?v=1787993130 Trifluoroacetoxyarylimidoyl chloride, 99% | 105755-39-3 Trifluoroacetoxyarylimidoyl chloride, 99%|2794554|105755-39-3 https://www.jk-sci.com/products/a01279809 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/279809_bd1e534a-522d-4b6a-b65b-727cefddc84d.png?v=1790212165 Magnesium hydroxide, 95% | 1309-42-8 Magnesium hydroxide, 95%|279809|1309-42-8 https://www.jk-sci.com/products/s57c4x-108557 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_fa43608a-6b8f-48d3-9d81-66b83efd127f.png?v=1791385181 Ambroxol Impurity 57, 90.70% Ambroxol Impurity 57|C4X-108557 https://www.jk-sci.com/products/s57c4x-10862 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b770835ec30892c0742517af12d33a89.jpg?v=1791385174 Prasugrel Impurity 2, 94.30% | 1391194-45-8 Prasugrel Impurity 2|C4X-10862|1391194-45-8 https://www.jk-sci.com/products/a012794413 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a9aa056b1bde288ed5cf39d59ebaf4a5.jpg?v=1788924395 Azide-PEG3-desthiobiotin, 95% | 1426828-06-9 Azide-PEG3-desthiobiotin, 95%|2794413|1426828-06-9 https://www.jk-sci.com/products/a01281482 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/295500.png?v=1790212122 1,2,3,4-Butanetetracarboxylic acid, 98% | 1703-58-8 1,2,3,4-Butanetetracarboxylic acid, 98%|281482|1703-58-8 https://www.jk-sci.com/products/a019426203 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9a5fe1a4-d4cf-41df-999c-0dae57d51d40.png?v=1787977343 [S(R)]-N-[(S)-[2-(Diadamantanphosphino)phenyl]methyl]-4,5-dimethoxyphenyl)(phenyl)methyl]-2-methylpropane-2-sulfinamide, 95% [S(R)]-N-[(S)-[2-(Diadamantanphosphino)phenyl]methyl]-4,5-dimethoxyphenyl)(phenyl)methyl]-2-methylpropane-2-sulfinamide, 95%|9426203 https://www.jk-sci.com/products/s57c4x-108718 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/334793_bce1b29e-fc19-4be6-92cd-5a3c5c9bec33.png?v=1791385121 Tadalafil Impurity 18, 98.10% | 153-94-6 Tadalafil Impurity 18|C4X-108718|153-94-6 https://www.jk-sci.com/products/a01280179 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/390986.png?v=1790212156 2-Amino-4,5,6,7-tetrahydro-1-benzothiophene-3-carbonitrile, 97% | 4651-91-6 2-Amino-4,5,6,7-tetrahydro-1-benzothiophene-3-carbonitrile, 97%|280179|4651-91-6 https://www.jk-sci.com/products/s57c4x-108593 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_379cbadc-1d32-490b-acb4-4c29aeb930f8.png?v=1791385175 Ambroxol Impurity 93, Purity: 94.1% Ambroxol Impurity 93|C4X-108593 https://www.jk-sci.com/products/a01281066 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/281066.png?v=1790212137 2-Nitrobenzenesulfonamide, 97% | 5455-59-4 2-Nitrobenzenesulfonamide, 97%|281066|5455-59-4 https://www.jk-sci.com/products/a01280414 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/280414.png?v=1790212150 Rolipram, 97%, a PDE4 inhibitor | 61413-54-5 Rolipram, 97%, a PDE4 inhibitor|280414|61413-54-5 https://www.jk-sci.com/products/s57c4x-108629 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_216fee3f-642f-44fb-9a6b-dbbd7e7b2836.png?v=1791385166 Prasugrel Impurity 29 HCl, 95.70% Prasugrel Impurity 29 HCl|C4X-108629 https://www.jk-sci.com/products/a012795913 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/30e41ed7e16286e323356493f2629c44.jpg?v=1787993126 Penta-3,4-dien-1-ylbenzene, 95% | 40339-21-7 Penta-3,4-dien-1-ylbenzene, 95%|2795913|40339-21-7 https://www.jk-sci.com/products/a019426204 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/67ad2283d79c36a2a7469f1b4449225b.jpg?v=1787977342 [S(R)]-N-[(S)-[2-(Diadamantanphosphino)phenyl]methyl]-4,5-dimethoxyphenyl)(phenyl)methyl]-N,2-dimethylpropane-2-sulfinamide, 95% | 2413724-68-0 [S(R)]-N-[(S)-[2-(Diadamantanphosphino)phenyl]methyl]-4,5-dimethoxyphenyl)(phenyl)methyl]-N,2-dimethylpropane-2-sulfinamide, 95%|9426204|2413724-68-0 https://www.jk-sci.com/products/a01280820 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/280820.png?v=1790212146 Methyl 3-(trifluoromethoxy)benzoate, 98% | 148438-00-0 Methyl 3-(trifluoromethoxy)benzoate, 98%|280820|148438-00-0 https://www.jk-sci.com/products/a012794555 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_40c6f485-cca7-4acc-a2ee-3d5999402c71.png?v=1787993128 Difluoroacetoxyarylimidoyl chloride, 98% Difluoroacetoxyarylimidoyl chloride, 98%|2794555 https://www.jk-sci.com/products/s57c4x-108729 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1ace3493e995cec7421cdcbb0d5c4ac5.jpg?v=1791385106 Tadalafil Impurity 29, Purity: 99.9% | 474668-76-3 Tadalafil Impurity 29|C4X-108729|474668-76-3 https://www.jk-sci.com/products/a01281873 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/281873.png?v=1787993038 4-Acetoxy-2,5-dimethyl-3(2H)-furanone, 98% | 4166-20-5 4-Acetoxy-2,5-dimethyl-3(2H)-furanone, 98%|281873|4166-20-5 https://www.jk-sci.com/products/a01282093 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/282093_4158e80e-dc47-41ca-be33-9c0f7b187470.png?v=1788924313 N-(Phenylthio)phthalimide, 98% | 14204-27-4 N-(Phenylthio)phthalimide, 98%|282093|14204-27-4 https://www.jk-sci.com/products/a019426205 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_75d34a8f-16fb-4b9c-8d10-f4e6bf27ce63.png?v=1787977339 [S(R)]-N-[(S)-(5-Trifluoromethyl)(2-(Diadamantanphosphino) phenyl)methyl]-2-methyl-2-propanesulfinamide, 95% [S(R)]-N-[(S)-(5-Trifluoromethyl)(2-(Diadamantanphosphino) phenyl)methyl]-2-methyl-2-propanesulfinamide, 95%|9426205 https://www.jk-sci.com/products/a01281630 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/431214.png?v=1790212115 5-Bromo-2-chloro-4,6-dimethylnicotinonitrile, 97% | 42951-71-3 5-Bromo-2-chloro-4,6-dimethylnicotinonitrile, 97%|281630|42951-71-3 https://www.jk-sci.com/products/a019426206 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_63efa5ba-f38f-443f-acb2-4aee57439ce4.png?v=1787977338 [S(R)]-N-[(R)-(5-Trifluoromethyl)(2-(Diadamantanphosphino) phenyl)methyl]-2-methyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-(5-Trifluoromethyl)(2-(Diadamantanphosphino) phenyl)methyl]-2-methyl-2-propanesulfinamide, 95%|9426206 https://www.jk-sci.com/products/s57c4x-10875 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cb5099ac379eba7969e691f0ee68dc03.jpg?v=1791385097 Tadalafil EP Impurity E, 91.60% | 2520114-41-2 Tadalafil EP Impurity E|C4X-10875|2520114-41-2 https://www.jk-sci.com/products/a01282654 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/282654_ccdcdb25-e5eb-42f5-9fd5-cd21487d1bde.png?v=1790212102 Albendazole, 98% | 54965-21-8 Albendazole, 98%|282654|54965-21-8 https://www.jk-sci.com/products/a019426208 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_81941b6d-b87c-41fc-849a-90bf070e2efd.png?v=1787977334 [S(R)]-N-[(R)-(5-Trifluoromethyl)(2-(Diadamantanphosphino) phenyl)methyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-(5-Trifluoromethyl)(2-(Diadamantanphosphino) phenyl)methyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426208 https://www.jk-sci.com/products/a019426207 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e0bcccb4-d95f-459b-abc9-c3f83c91f3a1.png?v=1787977337 [S(R)]-N-[(S)-(5-Trifluoromethyl)(2-(Diadamantanphosphino) phenyl)methyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(S)-(5-Trifluoromethyl)(2-(Diadamantanphosphino) phenyl)methyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426207 https://www.jk-sci.com/products/a01282727 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/282727.png?v=1790212102 Ethylene glycol monosalicylate, 97% | 87-28-5 Ethylene glycol monosalicylate, 97%|282727|87-28-5 https://www.jk-sci.com/products/a019426209 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_154ea96b-a8ee-4263-b18b-3215477b5ae1.png?v=1787977333 [S(R)]-N-[(S)-(2,6-Dimethylphenyl)[2-(Diadamantanphosphino)phenyl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(S)-(2,6-Dimethylphenyl)[2-(Diadamantanphosphino)phenyl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426209 https://www.jk-sci.com/products/s57c4x-108792 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/414009_08a2b6cc-92c6-4e7e-9ae6-e7922a60c77c.png?v=1791385082 Tadalafil Impurity 92, Purity: 99.6% | 96-30-0 Tadalafil Impurity 92|C4X-108792|96-30-0 https://www.jk-sci.com/products/a019426210 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3f8a97f6-0792-4300-b6c7-dcdd3f1bd3bd.png?v=1787977333 [S(R)]-N-[(S)-(1,1'-Biphenyl)-2-yl[2-(Diadamantanphosphino)phenyl]methyl]-2-methylpropane-2-sulfinamide, 95% [S(R)]-N-[(S)-(1,1'-Biphenyl)-2-yl[2-(Diadamantanphosphino)phenyl]methyl]-2-methylpropane-2-sulfinamide, 95%|9426210 https://www.jk-sci.com/products/a01282874 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/282874_e0dcee57-992d-4eac-b3a4-6696f3626992.png?v=1790257560 2-Amino-3-iodopyridine, 97% | 104830-06-0 2-Amino-3-iodopyridine, 97%|282874|104830-06-0 https://www.jk-sci.com/products/a019426211 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_620e8375-9c7d-47a5-94ca-63be0908899a.png?v=1787977329 [S(R)]-N-[(R)-(1,1'-Biphenyl)-2-yl[2-(Diadamantanphosphino)phenyl]methyl]-2-methylpropane-2-sulfinamide, 95% [S(R)]-N-[(R)-(1,1'-Biphenyl)-2-yl[2-(Diadamantanphosphino)phenyl]methyl]-2-methylpropane-2-sulfinamide, 95%|9426211 https://www.jk-sci.com/products/a019426212 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ea19760f-7fef-4e0b-8fe7-c72fbcb5e2ef.png?v=1787977327 [S(R)]-N-[(S)-(1,1'-Biphenyl)-2-yl[2-(Diadamantanphosphino)phenyl]methyl]-N,2-dimethylpropane-2-sulfinamide, 95% [S(R)]-N-[(S)-(1,1'-Biphenyl)-2-yl[2-(Diadamantanphosphino)phenyl]methyl]-N,2-dimethylpropane-2-sulfinamide, 95%|9426212 https://www.jk-sci.com/products/a01283272 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/223812_9b523e63-759d-40b1-b2a2-9d794c27c61b.png?v=1790212086 Isobornyl methacrylate, 90%, stabilized with MEHQ | 7534-94-3 Isobornyl methacrylate, 90%, stabilized with MEHQ|283272|7534-94-3 https://www.jk-sci.com/products/s57c4x-1088132 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9ae3c261-8e8f-44d8-9d12-0a4cfc5030aa.png?v=1791385069 Apixaban Impurity 132, 96.10% Apixaban Impurity 132|C4X-1088132 https://www.jk-sci.com/products/a01283698 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/283698.png?v=1788924270 DL-Cystine, 98% | 923-32-0 DL-Cystine, 98%|283698|923-32-0 https://www.jk-sci.com/products/a01282985 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/421131.png?v=1788924287 α-Ketobutyric acid sodium salt, 98% | 2013-26-5 α-Ketobutyric acid sodium salt, 98%|282985|2013-26-5 https://www.jk-sci.com/products/a019426213 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_dae7b71f-de67-404f-be3a-75a04e38b639.png?v=1787977328 [S(R)]-N-[(R)-(1,1'-Biphenyl)-2-yl[2-(Diadamantanphosphino)phenyl]methyl]-N,2-dimethylpropane-2-sulfinamide, 95% [S(R)]-N-[(R)-(1,1'-Biphenyl)-2-yl[2-(Diadamantanphosphino)phenyl]methyl]-N,2-dimethylpropane-2-sulfinamide, 95%|9426213 https://www.jk-sci.com/products/a01283982 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/283982.png?v=1788924258 (S)-3-(Boc-amino)-5-hexenoic acid, 98% | 270263-03-1 (S)-3-(Boc-amino)-5-hexenoic acid, 98%|283982|270263-03-1 https://www.jk-sci.com/products/s57c4x-108822 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/05fb3237e6d05bde879ce9e9449097ce.jpg?v=1791385059 Apixaban Impurity 22, 93.50% | 1449510-64-8 Apixaban Impurity 22|C4X-108822|1449510-64-8 https://www.jk-sci.com/products/a01284107 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/284107.png?v=1788924254 2-Morpholino-8-phenylchromone, 98%, a broad-spectrum inhibitor of PI3K with IC50s of 0.5, 0.57, and 0.97 μM for PI3Kα, PI3Kδ and PI3Kβ, respectively | 154447-36-6 2-Morpholino-8-phenylchromone, 98%, a broad-spectrum inhibitor of PI3K with IC50s of 0.5, 0.57, and 0.97 μM for PI3Kα, PI3Kδ and PI3Kβ, respectively|284107|154447-36-6 https://www.jk-sci.com/products/a01284108 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b7ebfe082e91ef8e6959cd774bb6561a.jpg?v=1790212077 Methyl 6-aminopyridine-3-carboxylate, 97% | 36052-24-1 Methyl 6-aminopyridine-3-carboxylate, 97%|284108|36052-24-1 https://www.jk-sci.com/products/a01284215 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/284215_e5c83567-8225-4c68-ba17-4c27010188a3.png?v=1790212072 4'-Chloro-2,2,2-trifluoroacetophenone, 97% | 321-37-9 4'-Chloro-2,2,2-trifluoroacetophenone, 97%|284215|321-37-9 https://www.jk-sci.com/products/s57c4x-108835 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cc2a5284fac50900f451bac71a701814.jpg?v=1791385047 Apixaban Impurity 35, 99.10% | 1351611-14-7 Apixaban Impurity 35|C4X-108835|1351611-14-7 https://www.jk-sci.com/products/a019426214 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9496fbf7-def3-4bdd-b651-215b0cc39fd3.png?v=1787977323 [S(R)]-N-[(R)-3,5-Bis(trifluoromethyl)phenyl)[2-(di-tert-butylphosphino)phenyl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-3,5-Bis(trifluoromethyl)phenyl)[2-(di-tert-butylphosphino)phenyl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426214 https://www.jk-sci.com/products/a01284493 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/151716.png?v=1790212066 2-Acetamido-5-nitropyridine, 98% | 5093-64-1 2-Acetamido-5-nitropyridine, 98%|284493|5093-64-1 https://www.jk-sci.com/products/a01284307 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/284307.png?v=1790212066 3,5-Dinitrobenzonitrile, 97% | 4110-35-4 3,5-Dinitrobenzonitrile, 97%|284307|4110-35-4 https://www.jk-sci.com/products/s57c4x-108856 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a902dc8776f53ff29899c5d65dbbaf74.jpg?v=1791385032 Apixaban Impurity 56, 98.10% | 1620386-62-0 Apixaban Impurity 56|C4X-108856|1620386-62-0 https://www.jk-sci.com/products/s57c4x-10886 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/166720521bc0cd0f0052184f2534ff70.jpg?v=1791385026 Apixaban Impurity 6, 99.00% | 1074365-84-6 Apixaban Impurity 6|C4X-10886|1074365-84-6 https://www.jk-sci.com/products/a01284623 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/219800.png?v=1790212061 2,4,5,6-Tetraaminopyrimidine, 97% | 1004-74-6 2,4,5,6-Tetraaminopyrimidine, 97%|284623|1004-74-6 https://www.jk-sci.com/products/a01284505 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/284505.png?v=1790212061 N,N'-Di-2-naphthyl-p-phenylenediamine, 96% | 93-46-9 N,N'-Di-2-naphthyl-p-phenylenediamine, 96%|284505|93-46-9 https://www.jk-sci.com/products/a019426215 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8603de63-cba4-4e41-a681-7975abade445.png?v=1787977323 [S(R)]-N-[(R)-[2-(Di-tert-butylphosphanyl)(2-methylphenyl)phenyl]methyl]-2-methyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-[2-(Di-tert-butylphosphanyl)(2-methylphenyl)phenyl]methyl]-2-methyl-2-propanesulfinamide, 95%|9426215 https://www.jk-sci.com/products/a01284643 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/284643.png?v=1790212057 1,2-(Methylenedioxy)-4-nitrobenzene, 97% | 2620-44-2 1,2-(Methylenedioxy)-4-nitrobenzene, 97%|284643|2620-44-2 https://www.jk-sci.com/products/s57c4x-10889 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5a411fe1b123665416d309a146f7d83f.jpg?v=1791385022 Apixaban Impurity 9, 99.60% | 503614-91-3 Apixaban Impurity 9|C4X-10889|503614-91-3 https://www.jk-sci.com/products/s57c4x-1089 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/38014f79e9258eef280d12aa8f2d72a4.jpg?v=1791385017 Dabigatran Etexilate Mesylate, 98.60% | 872728-81-9 Dabigatran Etexilate Mesylate|C4X-1089|872728-81-9 https://www.jk-sci.com/products/a019426217 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_316e00ff-80f4-4754-89b9-8e05cd6349ae.png?v=1787977319 [S(R)]-N-[(R)-[2-(Di-tert-butylphosphanyl)(2-methylphenyl)phenyl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-[2-(Di-tert-butylphosphanyl)(2-methylphenyl)phenyl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426217 https://www.jk-sci.com/products/a019426216 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3990ed42-2c00-486e-930e-dde843f3a526.png?v=1787977324 [S(R)]-N-[(S)-[2-(Di-tert-butylphosphanyl)(2-methylphenyl)phenyl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(S)-[2-(Di-tert-butylphosphanyl)(2-methylphenyl)phenyl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426216 https://www.jk-sci.com/products/a01284900 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/284900_c5823934-8aa2-479b-b89c-cc9586cebcbf.png?v=1788924222 (R)-4-Phenylthiazolidine-2-thione, 98% | 110199-18-3 (R)-4-Phenylthiazolidine-2-thione, 98%|284900|110199-18-3 https://www.jk-sci.com/products/a01285195 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/135743_feaf89c2-137d-43de-bb9a-13606dd918a0.png?v=1790212042 o-Toluic acid, 99% | 118-90-1 o-Toluic acid, 99%|285195|118-90-1 https://www.jk-sci.com/products/a01285104 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/129766.png?v=1790212046 5-(Trifluoromethyl)-1H-pyrazole-3-carboxylic acid, 97% | 129768-28-1 5-(Trifluoromethyl)-1H-pyrazole-3-carboxylic acid, 97%|285104|129768-28-1 https://www.jk-sci.com/products/s57c4x-108911 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d6f618ef770e75f7aecbb1619ca2b6b2.jpg?v=1791385012 Dabigatran Impurity 11, 94.70% | 1610758-20-7 Dabigatran Impurity 11|C4X-108911|1610758-20-7 https://www.jk-sci.com/products/a01284898 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/284898.png?v=1790212052 trans-2,4-Difluorocinnamic acid, 98% | 94977-52-3 trans-2,4-Difluorocinnamic acid, 98%|284898|94977-52-3 https://www.jk-sci.com/products/s57c4x-108921 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/736bfef1b23009b2c7d810d6ddc6d8cf.jpg?v=1791385002 Dabigatran, 93.50% | 211914-51-1 Dabigatran|C4X-108921|211914-51-1 https://www.jk-sci.com/products/a01285174 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/285174.png?v=1788364582 Flavoxate hydrochloride, 99%, a muscarinic AChR antagonist | 3717-88-2 Flavoxate hydrochloride, 99%, a muscarinic AChR antagonist|285174|3717-88-2 https://www.jk-sci.com/products/a01285241 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/285241_3737809e-ee27-4b40-bbbe-1a21a5313a35.png?v=1790212042 3',5'-Dihydroxyacetophenone, 97% | 51863-60-6 3',5'-Dihydroxyacetophenone, 97%|285241|51863-60-6 https://www.jk-sci.com/products/a01285582 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/285582.png?v=1790212038 4-Chloro-2-methoxybenzoic acid, 98% | 57479-70-6 4-Chloro-2-methoxybenzoic acid, 98%|285582|57479-70-6 https://www.jk-sci.com/products/a01285586 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/285586_f0c1e37c-6bfc-4ebd-b44a-b7334fa3a758.png?v=1788924197 Bis(triphenylphosphine)palladium(II) diacetate, 98% | 14588-08-0 Bis(triphenylphosphine)palladium(II) diacetate, 98%|285586|14588-08-0 https://www.jk-sci.com/products/a01285602 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/668657.png?v=1790212033 Ethyl 2-(4-methylpiperazin-1-yl)pyrimidine-5-carboxylate, 97% | 1116339-74-2 Ethyl 2-(4-methylpiperazin-1-yl)pyrimidine-5-carboxylate, 97%|285602|1116339-74-2 https://www.jk-sci.com/products/a01285755 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/493615.png?v=1790212023 2-Hydroxy-5-nitropyridine, 99% | 5418-51-9 2-Hydroxy-5-nitropyridine, 99%|285755|5418-51-9 https://www.jk-sci.com/products/a01286174 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/784665.png?v=1790212018 5-Amino-3-pyridinecarboxylic acid ethyl ester, 97% | 17285-76-6 5-Amino-3-pyridinecarboxylic acid ethyl ester, 97%|286174|17285-76-6 https://www.jk-sci.com/products/a01286160 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/286160.png?v=1788924172 DAPT, 98%, a γ-secretase inhibitor | 208255-80-5 DAPT, 98%, a γ-secretase inhibitor|286160|208255-80-5 https://www.jk-sci.com/products/a01287039 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/287039.png?v=1787992812 Cloxacillin sodium salt, 95%, reference material | 642-78-4 Cloxacillin sodium salt, 95%, reference material|287039|642-78-4 https://www.jk-sci.com/products/a01286447 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/286447.png?v=1790212010 1,2-Indandione, 97% | 16214-27-0 1,2-Indandione, 97%|286447|16214-27-0 https://www.jk-sci.com/products/a01287421 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/287421.png?v=1790086060 Esculin hydrate, 98% | 531-75-9 Esculin hydrate, 98%|287421|531-75-9 https://www.jk-sci.com/products/a01287040 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/287040.png?v=1790212001 Cloxacillin sodium salt monohydrate, 98% | 7081-44-9 Cloxacillin sodium salt monohydrate, 98%|287040|7081-44-9 https://www.jk-sci.com/products/a019426218 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_112c4b25-50b4-4e00-8a74-1370e8526e18.png?v=1787977319 [S(R)]-N-[(S)-(3,5-Difluorophenyl)[2-(di-tert-butylphosphino)phenyl]methyl]-2-methyl-2-propanesulfinamide, 95% [S(R)]-N-[(S)-(3,5-Difluorophenyl)[2-(di-tert-butylphosphino)phenyl]methyl]-2-methyl-2-propanesulfinamide, 95%|9426218 https://www.jk-sci.com/products/a01287699 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/287699.png?v=1790211980 4-Amino-3-fluorobenzoic acid, 98% | 455-87-8 4-Amino-3-fluorobenzoic acid, 98%|287699|455-87-8 https://www.jk-sci.com/products/a01287534 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/287534.png?v=1788924102 Tanshinone IIA, 97%, from Salvia miltiorrhiza Bunge | 568-72-9 Tanshinone IIA, 97%, from Salvia miltiorrhiza Bunge|287534|568-72-9 https://www.jk-sci.com/products/a01287741 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/287741.png?v=1790211976 4-(Trifluoromethyl)salicylic acid, 99%, water ≤0.3% | 328-90-5 4-(Trifluoromethyl)salicylic acid, 99%, water ≤0.3%|287741|328-90-5 https://www.jk-sci.com/products/a01287853 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/794654.png?v=1787992758 4-(3-Nitrophenyl)piperazine-1-carbaldehyde, 97% | 1093107-71-1 4-(3-Nitrophenyl)piperazine-1-carbaldehyde, 97%|287853|1093107-71-1 https://www.jk-sci.com/products/a01288098 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/288098.png?v=1787992750 1,4-Diamino-2,3-dichloroanthraquinone, 90% | 81-42-5 1,4-Diamino-2,3-dichloroanthraquinone, 90%|288098|81-42-5 https://www.jk-sci.com/products/a01289085 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/289085.png?v=1788924048 Ceftazidime pentahydrate, 95% | 78439-06-2 Ceftazidime pentahydrate, 95%|289085|78439-06-2 https://www.jk-sci.com/products/a01288412 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/784464.png?v=1788924077 4-Methoxy-6-methyl-2-(methylthio)pyrimidine, 97% | 55749-33-2 4-Methoxy-6-methyl-2-(methylthio)pyrimidine, 97%|288412|55749-33-2 https://www.jk-sci.com/products/a01288465 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/288465.png?v=1790211959 3-Thiophenecarbonitrile, 98% | 1641-09-4 3-Thiophenecarbonitrile, 98%|288465|1641-09-4 https://www.jk-sci.com/products/a01289937 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/289937.png?v=1790211924 6-Bromoisoquinoline, 99% | 34784-05-9 6-Bromoisoquinoline, 99%|289937|34784-05-9 https://www.jk-sci.com/products/a01289264 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/289264.png?v=1790211940 2-Chloro-6-fluorobenzaldoxime, 97% | 443-33-4 2-Chloro-6-fluorobenzaldoxime, 97%|289264|443-33-4 https://www.jk-sci.com/products/a01289859 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/289859.png?v=1790009684 Furil, 98% | 492-94-4 Furil, 98%|289859|492-94-4 https://www.jk-sci.com/products/a01289758 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/289758.png?v=1790086045 N-Boc-4-iodo-piperidine, 98% | 301673-14-3 N-Boc-4-iodo-piperidine, 98%|289758|301673-14-3 https://www.jk-sci.com/products/a01290117 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/290117.png?v=1790086043 (S)-4-Benzylthiazolidine-2-thione, 99%, ee: 99% | 171877-39-7 (S)-4-Benzylthiazolidine-2-thione, 99%, ee: 99%|290117|171877-39-7 https://www.jk-sci.com/products/a01290253 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/539731.png?v=1788924002 Ethyl 2-(chloromethyl)-4-phenylquinoline-3-carboxylate hydrochloride, 97% | 1009306-55-1 Ethyl 2-(chloromethyl)-4-phenylquinoline-3-carboxylate hydrochloride, 97%|290253|1009306-55-1 https://www.jk-sci.com/products/a01290619 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/290243_9dace9fe-7d2b-4ecb-af5b-5177c247e551.png?v=1790211914 2-(4-Fluorophenyl)-1H-indole-3-carbaldehyde, 97% | 70093-12-8 2-(4-Fluorophenyl)-1H-indole-3-carbaldehyde, 97%|290619|70093-12-8 https://www.jk-sci.com/products/a01290412 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/290412.png?v=1788923999 1,3,5-Tri-tert-butylbenzene, 98% | 1460-02-2 1,3,5-Tri-tert-butylbenzene, 98%|290412|1460-02-2 https://www.jk-sci.com/products/a01291027 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/291027.png?v=1790211909 Sulfaquinoxaline, 95%, reference material | 59-40-5 Sulfaquinoxaline, 95%, reference material|291027|59-40-5 https://www.jk-sci.com/products/a01292247 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/292247.png?v=1790211882 4,6-Dihydroxy-5-nitropyrimidine, 98% | 2164-83-2 4,6-Dihydroxy-5-nitropyrimidine, 98%|292247|2164-83-2 https://www.jk-sci.com/products/a01291587 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/357046.png?v=1790211896 2,4-Bis(trifluoromethyl)benzoic acid, 99% | 32890-87-2 2,4-Bis(trifluoromethyl)benzoic acid, 99%|291587|32890-87-2 https://www.jk-sci.com/products/a01291318 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/504172.png?v=1790211900 2-Methoxy-5-nitropyridine, 99% | 5446-92-4 2-Methoxy-5-nitropyridine, 99%|291318|5446-92-4 https://www.jk-sci.com/products/a01291645 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/291645.png?v=1790211897 4-Methylthio phenol, 98% | 1073-72-9 4-Methylthio phenol, 98%|291645|1073-72-9 https://www.jk-sci.com/products/a01291712 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/291712_84c9122e-e66c-4c34-ab20-659b7e3b53e0.png?v=1790211895 Artemether, 98% | 71963-77-4 Artemether, 98%|291712|71963-77-4 https://www.jk-sci.com/products/a019426219 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2d703306-4af7-48d1-8651-c6330ef676f3.png?v=1787977318 [S(R)]-N-[(R)-(3,5-Difluorophenyl)[2-(di-tert-butylphosphino)phenyl]methyl]-2-methyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-(3,5-Difluorophenyl)[2-(di-tert-butylphosphino)phenyl]methyl]-2-methyl-2-propanesulfinamide, 95%|9426219 https://www.jk-sci.com/products/a019426220 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f83639ad-a383-48ce-91e6-ff8b9a1dc401.png?v=1787977313 [S(R)]-N-[(S)-(3,5-Difluorophenyl)[2-(di-tert-butylphosphino)phenyl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(S)-(3,5-Difluorophenyl)[2-(di-tert-butylphosphino)phenyl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426220 https://www.jk-sci.com/products/a01292197 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/669017.png?v=1790211885 2-Amino-3-nitro-5-bromo-6-picoline, 97% | 68957-50-6 2-Amino-3-nitro-5-bromo-6-picoline, 97%|292197|68957-50-6 https://www.jk-sci.com/products/s57c4x-109056 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2edbed532645d4a1fa084ddeb12ab8a6.jpg?v=1791384911 Rivaroxaban Impurity 56, 96.90% | 1643354-27-1 Rivaroxaban Impurity 56|C4X-109056|1643354-27-1 https://www.jk-sci.com/products/a019426223 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/63449b033d6a7f4e5c1859312cf6eb69.jpg?v=1787977306 (R)-N-((S)-(5-(Diphenylphosphanyl)-9,9-dimethyl-9H-xanthen-4-yl)(4-(trifluoromethyl)phenyl)methyl)-2-methylpropane-2-sulfinamide, 95% | 2713512-91-3 (R)-N-((S)-(5-(Diphenylphosphanyl)-9,9-dimethyl-9H-xanthen-4-yl)(4-(trifluoromethyl)phenyl)methyl)-2-methylpropane-2-sulfinamide, 95%|9426223|2713512-91-3 https://www.jk-sci.com/products/a019426221 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_87c68e29-d816-465b-bd72-65c261d5a9b8.png?v=1787977309 [S(R)]-N-[(R)-(3,5-Difluorophenyl)[2-(di-tert-butylphosphino)phenyl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-(3,5-Difluorophenyl)[2-(di-tert-butylphosphino)phenyl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426221 https://www.jk-sci.com/products/a019426222 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_925ac3cd-0dc8-442d-b0f1-b8e5ce8c6455.png?v=1787977309 [S(R)]-N-[(S)-[3,5-Bis(trifluoromethyl)phenyl][5-(diphenylphosphino)-9,9-dimethyl-9H-xanthen-4-yl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(S)-[3,5-Bis(trifluoromethyl)phenyl][5-(diphenylphosphino)-9,9-dimethyl-9H-xanthen-4-yl]methyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426222 https://www.jk-sci.com/products/s57c4x-109073 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/313976.png?v=1791384901 2-Chlorothiophene, 93.10% | 96-43-5 2-Chlorothiophene|C4X-109073|96-43-5 https://www.jk-sci.com/products/a01292657 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/292657.png?v=1790211878 2-Bromo-6-fluorobenzaldehyde, 98% | 360575-28-6 2-Bromo-6-fluorobenzaldehyde, 98%|292657|360575-28-6 https://www.jk-sci.com/products/a019428837 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/57e5740898ef2bb771d7ba81304f5bf0.jpg?v=1790205917 5-((S)-2,2-Dimethyltetrahydro-2H-pyran-4-yl)-1-((1S,2S)-2-methyl-1-(5-oxo-4,5-dihydro-1,2,4-oxadiazol-3-yl)cyclopropyl)-1H-indole-2-carboxylic acid, 99% | 2212021-83-3 5-((S)-2,2-Dimethyltetrahydro-2H-pyran-4-yl)-1-((1S,2S)-2-methyl-1-(5-oxo-4,5-dihydro-1,2,4-oxadiazol-3-yl)cyclopropyl)-1H-indole-2-carboxylic acid, 99%|9428837|2212021-83-3 https://www.jk-sci.com/products/a01292448 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/458979.png?v=1790211877 2,4-Dihydroxypyridine, 98% | 626-03-9 2,4-Dihydroxypyridine, 98%|292448|626-03-9 https://www.jk-sci.com/products/a019432914 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/484213fe1786334937b2a163d927f7f7.jpg?v=1787977119 β-Nicotinamidemononucleotide, reducedform | 108347-85-9 β-Nicotinamidemononucleotide, reducedform|9432914|108347-85-9 https://www.jk-sci.com/products/a01292666 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/292666.png?v=1790211873 Thiophene-2,5-dicarboxylic acid monomethyl ester, 97% | 50340-79-9 Thiophene-2,5-dicarboxylic acid monomethyl ester, 97%|292666|50340-79-9 https://www.jk-sci.com/products/s57c4x-109111 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/603245_c29f6a48-aea7-4e37-a363-704ca94f1c14.png?v=1791384877 Milrinone Impurity 11, 96.10% | 105-34-0 Milrinone Impurity 11|C4X-109111|105-34-0 https://www.jk-sci.com/products/a01292798 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/292798.png?v=1790211873 4-Pentylphenyl 4-propylbenzoate, 97% | 50649-60-0 4-Pentylphenyl 4-propylbenzoate, 97%|292798|50649-60-0 https://www.jk-sci.com/products/a01293019 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/293019_64c353a1-e7cd-4e7d-817c-bd961155beb9.png?v=1790211863 N,N,N',N'-Tetramethylfluoroformamidinium hexafluorophosphate, 97% | 164298-23-1 N,N,N',N'-Tetramethylfluoroformamidinium hexafluorophosphate, 97%|293019|164298-23-1 https://www.jk-sci.com/products/s57c4x-109125 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0161390f-0877-4bc2-89c4-6010df0a9753.png?v=1791384871 Milrinone Impurity 25, 94.40% Milrinone Impurity 25|C4X-109125 https://www.jk-sci.com/products/a01293137 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/363108.png?v=1788923953 7-Hydroxycoumarin-3-carboxylic acid ethyl ester, 98% | 6093-71-6 7-Hydroxycoumarin-3-carboxylic acid ethyl ester, 98%|293137|6093-71-6 https://www.jk-sci.com/products/a01293229 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/293229.png?v=1790211858 2-Chloro-m-xylene, 98% | 6781-98-2 2-Chloro-m-xylene, 98%|293229|6781-98-2 https://www.jk-sci.com/products/s57c4x-109247 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6b4fd9dd-f941-4a01-9483-fbdc5fadef31.png?v=1791384861 Dronedarone EP Impurity C(Dronedarone USP RC B)Oxalate, 94.40% Dronedarone EP Impurity C(Dronedarone USP RC B)Oxalate|C4X-109247 https://www.jk-sci.com/products/a01293236 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/293236_51115c4a-866e-4e02-8fec-e7052caf202d.png?v=1788923949 N^ε-Trifluoroacetyl-L-lysine, 98% | 10009-20-8 N^ε-Trifluoroacetyl-L-lysine, 98%|293236|10009-20-8 https://www.jk-sci.com/products/s57c4x-1093 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7f5da6438db41e15dfe592f26a80881a_efddc704-b5b7-4966-a9b7-fb63bc79192f.jpg?v=1791384850 Ticagrelor, 99.50% | 274693-27-5 Ticagrelor|C4X-1093|274693-27-5 https://www.jk-sci.com/products/s57c4x-10923 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e7d57eaecd03cc1b482bce212f481a03.jpg?v=1791384867 Dronedarone Impurity 3, 99.80% | 141645-16-1 Dronedarone Impurity 3|C4X-10923|141645-16-1 https://www.jk-sci.com/products/j5302601 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f279705be2d99db642f8cff5ab91f5eb.jpg?v=1791420525 Fmoc-(3S-)-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid, Purity by HPLC ≥ 99.0% | 136030-33-6 Fmoc-(3S-)-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid|02601|136030-33-6 https://www.jk-sci.com/products/s57c4x-1093143 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7e35ba2c3ee779d9cb5b66479ba7a3e6.jpg?v=1791384832 Ticagrelor Impurity 143, Purity: 100.0% | 274693-53-7 Ticagrelor Impurity 143|C4X-1093143|274693-53-7 https://www.jk-sci.com/products/a01293323 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/293323.png?v=1788923946 2-Acetylcyclohexanone, 97% | 874-23-7 2-Acetylcyclohexanone, 97%|293323|874-23-7 https://www.jk-sci.com/products/s57c4x-109276 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_68b5f3c8-e985-4c64-bba7-9dd8a074fea9.png?v=1791384854 Dronedarone impurity 76, Purity: 98.2% Dronedarone impurity 76|C4X-109276 https://www.jk-sci.com/products/s57c4x-109312 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1897f9b83bf4857318e77eb9b3fa47a6.jpg?v=1791384843 Ticagrelor Impurity 12 (Mixture of Diastereomers), 98.10% | 1644461-85-7 Ticagrelor Impurity 12 (Mixture of Diastereomers)|C4X-109312|1644461-85-7 https://www.jk-sci.com/products/s57c4x-106518 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f2083c50162410f7225a1e35ad4d76b4.jpg?v=1791386166 Empagliflozin Impurity 18, 95.90% | 1279691-36-9 Empagliflozin Impurity 18|C4X-106518|1279691-36-9 https://www.jk-sci.com/products/s57c4x-1093139 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/77d8748a5426b9eef557b4d8a9dacada.jpg?v=1791384838 Ticagrelor Impurity 139, 90.50% | 2476859-55-7 Ticagrelor Impurity 139|C4X-1093139|2476859-55-7 https://www.jk-sci.com/products/s57c4x-1093157 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3a3198b929a13ef5bb233ae4e8499e01.jpg?v=1791384827 Ticagrelor Impurity 157, Purity: 99.9% | 274693-55-9 Ticagrelor Impurity 157|C4X-1093157|274693-55-9 https://www.jk-sci.com/products/s57c4x-10653 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5f08704c733a0058d932f4fbeb659be4.jpg?v=1791386113 Empagliflozin Impurity 3, 97.50% | 2452301-09-4 Empagliflozin Impurity 3|C4X-10653|2452301-09-4 https://www.jk-sci.com/products/s57c4x-1069 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1493345087235abe8469400049399c93.jpg?v=1791386010 Erlotinib Hydrochloride, 99.90% | 183319-69-9 Erlotinib Hydrochloride|C4X-1069|183319-69-9 https://www.jk-sci.com/products/s57c4x-107221 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/246703_1d210f63-1bce-4429-b168-6f599b082637.png?v=1791385865 Bortezomib Impurity 21, 99.90% | 18680-27-8 Bortezomib Impurity 21|C4X-107221|18680-27-8 https://www.jk-sci.com/products/s57c4x-1074117 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/26eacbb5273e89b2ef8f36907492649f.jpg?v=1791385778 Moxifloxacin impurity 117, Purity: 99.8% | 1585176-91-5 Moxifloxacin impurity 117|C4X-1074117|1585176-91-5 https://www.jk-sci.com/products/s57c4x-107712 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0b2b0db01dc7aebdabf4ac4eafc927af.jpg?v=1791385617 Entecavir Impurity 12, 99.00% | 142217-78-5 Entecavir Impurity 12|C4X-107712|142217-78-5 https://www.jk-sci.com/products/s57c4x-1076108 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_837b6e5f-09d5-4bde-a091-7ffa9427180f.png?v=1791385684 Tenofovir disoproxil Impurity 108, 93.90% Tenofovir disoproxil Impurity 108|C4X-1076108 https://www.jk-sci.com/products/s57c4x-1079123 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/979982dd6948a19676ad971621eef8f2.jpg?v=1791385567 Tofacitinib Impurity 123 DiHCl, 98.00% | 1062580-52-2 Tofacitinib Impurity 123 DiHCl|C4X-1079123|1062580-52-2 https://www.jk-sci.com/products/s57c4x-10803 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/411852_ac62842d-9265-4b63-8b50-e1a8c78b2e48.png?v=1791385483 Etoricoxib Impurity 3, 99.80% | 10297-73-1 Etoricoxib Impurity 3|C4X-10803|10297-73-1 https://www.jk-sci.com/products/s57c4x-107951 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b8d262db01dee241b68474410f8fa206.jpg?v=1791385522 Tofacitinib Impurity 51, 99.20% | 2504210-38-0 Tofacitinib Impurity 51|C4X-107951|2504210-38-0 https://www.jk-sci.com/products/s57c4x-108336 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/70bd54f8b6555728e3fab9fb6b21519b.jpg?v=1791385315 Cetirizine Polyethylene Glycol (PEG) Ester, Purity: 96.0% | 1509941-93-8 Cetirizine Polyethylene Glycol (PEG) Ester|C4X-108336|1509941-93-8 https://www.jk-sci.com/products/s57c4x-108210 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/484583_4e7f3e27-34a1-4fde-8f7e-a60c17daf928.png?v=1791385440 Ibuprofen EP Impurity J, 99.80% | 65813-55-0 Ibuprofen EP Impurity J|C4X-108210|65813-55-0 https://www.jk-sci.com/products/s57c4x-108426 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f847096275c011669f0e6bc4d1da4bdc.jpg?v=1791385257 Roflumilast Impurity 26, 99.40% | 3031785-18-6 Roflumilast Impurity 26|C4X-108426|3031785-18-6 https://www.jk-sci.com/products/s57c4x-108527 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/150308_664bb979-a515-4d11-8a1d-f8d6e693daa9.png?v=1791385204 Ambroxol Impurity 27, 97.70% | 50910-54-8 Ambroxol Impurity 27|C4X-108527|50910-54-8 https://www.jk-sci.com/products/s57c4x-10858 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5f9f7896c9bd3186b215e7cd1460e236_8e4248e1-af34-453a-8bda-d09dab892434.jpg?v=1791385181 Ambroxol Cycloimine Impurity, 92.10% | 2088879-81-4 Ambroxol Cycloimine Impurity|C4X-10858|2088879-81-4 https://www.jk-sci.com/products/s57c4x-108622 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c76bc6102980d9459d08f22eadf7a16c.jpg?v=1791385169 Prasugrel Impurity 22, 93.00% | 204205-33-4 Prasugrel Impurity 22|C4X-108622|204205-33-4 https://www.jk-sci.com/products/s57c4x-1087174 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d6278fc2-4189-4830-8439-235a29608e22.png?v=1791385122 Tadalafil Impurity 174, Purity: 96.4% Tadalafil Impurity 174|C4X-1087174 https://www.jk-sci.com/products/s57c4x-10882 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/aae079afac36aaa212517b68d442670c.jpg?v=1791385060 Apixaban Impurity 2, 99.70% | 2187409-01-2 Apixaban Impurity 2|C4X-10882|2187409-01-2 https://www.jk-sci.com/products/s57c4x-10879 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bd23e1322bfe3f15d35026d90989d3d8.jpg?v=1791385084 Tadalafil EP Impurity I, 95.20% | 2378614-29-8 Tadalafil EP Impurity I|C4X-10879|2378614-29-8 https://www.jk-sci.com/products/s57c4x-108726 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6d746587b8f88aea9a2f7f40149bc830.jpg?v=1791385111 Tadalafil Impurity 26, Purity: 99.9% | 1598416-08-0 Tadalafil Impurity 26|C4X-108726|1598416-08-0 https://www.jk-sci.com/products/s57c4x-10905 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5f799efaa482b98d394091528f50cca0.jpg?v=1791384912 Rivaroxaban EP Impurity D, 98.70% | 1365267-35-1 Rivaroxaban EP Impurity D|C4X-10905|1365267-35-1 https://www.jk-sci.com/products/s57c4x-108855 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/502652_d1f2ae69-cfa5-4175-909c-e42bcd783940.png?v=1791385037 Apixaban Impurity 55, 99.80% | 27143-09-5 Apixaban Impurity 55|C4X-108855|27143-09-5 https://www.jk-sci.com/products/s57c4x-108872 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_36a6ddde-391a-48c8-83d6-291e9c8d4db6.png?v=1791385020 Apixaban Impurity 72, 93.00% Apixaban Impurity 72|C4X-108872 https://www.jk-sci.com/products/s57c4x-10924 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0fdaaa292fd581f0ff6a791627ece464.jpg?v=1791384859 Dronedarone Impurity 4, 98.20% | 141645-23-0 Dronedarone Impurity 4|C4X-10924|141645-23-0 https://www.jk-sci.com/products/s57c4x-109124 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8386b583-f0ec-464b-9221-0a5b6dee3cf3.png?v=1791384877 Milrinone Impurity 24, 93.00% Milrinone Impurity 24|C4X-109124 https://www.jk-sci.com/products/s57c4x-1089101 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d37d1132f1dc8247c349bea92a34d6d9.jpg?v=1791385016 O-Desethyl O-Isopropyl Dabigatran Etexilate, 99.30% | 1610758-19-4 O-Desethyl O-Isopropyl Dabigatran Etexilate|C4X-1089101|1610758-19-4 https://www.jk-sci.com/products/s57c4x-109079 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/abcd4ac2824b3a1b3ea57220744e99f1.jpg?v=1791384895 Rivaroxaban Impurity 79, 93.50% | 2097255-05-3 Rivaroxaban Impurity 79|C4X-109079|2097255-05-3 https://www.jk-sci.com/products/s57c4x-1093149 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a0dd01e737d717e60132662d3ce56307.jpg?v=1791384829 Ticagrelor Impurity 49, Purity: 100.0% | 274693-54-8 Ticagrelor Impurity 49|C4X-1093149|274693-54-8 https://www.jk-sci.com/products/s57c4x-109313 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d0aa8da2191d8cc1f03c4b338c476285.jpg?v=1791384837 Ticagrelor Impurity 13, 92.40% | 274693-39-9 Ticagrelor Impurity 13|C4X-109313|274693-39-9 https://www.jk-sci.com/products/s57c4x-10929 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/424edff0af0934a74201bc2cb42ebfce.jpg?v=1791384853 Dronedarone USP Related Compound C, 99.40% | 1278585-68-4 Dronedarone USP Related Compound C|C4X-10929|1278585-68-4 https://www.jk-sci.com/products/s57c4x-109321 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/56ac3b537b583fefede301574dd5eeaf.jpg?v=1791384822 Ticagrelor impurity 21, 99.50% | 1402222-66-5 Ticagrelor impurity 21|C4X-109321|1402222-66-5 https://www.jk-sci.com/products/s57c4x-10935 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d33fe2482e29b891c08954cfaa2e15a1.jpg?v=1791384804 Ticagrelor Impurity 5, 97.90% | 1788033-05-5 Ticagrelor Impurity 5|C4X-10935|1788033-05-5 https://www.jk-sci.com/products/s57c4x-109347 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/19a7e94f68349f90962c3820c233c748.jpg?v=1791384809 Ticagrelor Impurity 47, 99.70% | 376608-74-1 Ticagrelor Impurity 47|C4X-109347|376608-74-1 https://www.jk-sci.com/products/s57c4x-10933 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/39b2a2082b0df7ae1a9b167445407c89.jpg?v=1791384814 Ticagrelor Impurity 3, 98.60% | 2096989-56-7 Ticagrelor Impurity 3|C4X-10933|2096989-56-7 https://www.jk-sci.com/products/s57c4x-109344 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1238594.png?v=1791384817 Ticagrelor Impurity 44, 99.50% | 145783-15-9 Ticagrelor Impurity 44|C4X-109344|145783-15-9 https://www.jk-sci.com/products/s57c4x-10938 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/84a18813ab5f805081826aee402a27ef.jpg?v=1791384794 Ticagrelor Impurity 8, 99.40% | 1251765-07-7 Ticagrelor Impurity 8|C4X-10938|1251765-07-7 https://www.jk-sci.com/products/s57c4x-109362 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0f9b8203-26b1-4241-af79-a4c83b540805.png?v=1791384797 Ticagrelor Impurity 62, 98.10% Ticagrelor Impurity 62|C4X-109362 https://www.jk-sci.com/products/s57c4x-109387 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9bc49516-b5c4-4090-afc6-af04cc6df142.png?v=1791384789 Ticagrelor Impurity 87 (Mixture of Diastereomers), 99.00% Ticagrelor Impurity 87 (Mixture of Diastereomers)|C4X-109387 https://www.jk-sci.com/products/s57c4x-109390 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4b387337fca7ab22ac1366f2f85f62c9.jpg?v=1791384785 Ticagrelor Impurity 90, 97.60% | 2417326-48-6 Ticagrelor Impurity 90|C4X-109390|2417326-48-6 https://www.jk-sci.com/products/s57c4x-10941 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/74f2143c309538f07e73c0e48ba8844e.jpg?v=1791384782 Felodipine EP Impurity B, 98.50% | 91189-59-2 Felodipine EP Impurity B|C4X-10941|91189-59-2 https://www.jk-sci.com/products/s57c4x-109415 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f71a42ab4f8a45fbacd38b67ef55e561_ecd143b5-6a79-4a58-ab2e-86bdc1419457.jpg?v=1791384774 Felodipine Impurity 15, 99.00% | 21962-45-8 Felodipine Impurity 15|C4X-109415|21962-45-8 https://www.jk-sci.com/products/s57c4x-10942 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4f59600f3c8c5ec2dd5a205f716f60fa.jpg?v=1791384766 Felodipine EP impurity C, 93.60% | 79925-38-5 Felodipine EP impurity C|C4X-10942|79925-38-5 https://www.jk-sci.com/products/s57c4x-109412 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/313508.png?v=1791384781 Felodipine Impurity 12, 97.40% | 74073-22-6 Felodipine Impurity 12|C4X-109412|74073-22-6 https://www.jk-sci.com/products/s57c4x-10944 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f667e9c08b0bb96468a7cea4b0826518_2641d6ad-dc2f-434d-92bc-1a05e9d96a1d.jpg?v=1791384759 Felodipine Impurity 4, 90.90% | 65193-87-5 Felodipine Impurity 4|C4X-10944|65193-87-5 https://www.jk-sci.com/products/s57c4x-1095101 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b7434ca0-edce-48fb-844b-f6e11bfc845a.png?v=1791384749 Amlodipine Impurity 101, 93.00% Amlodipine Impurity 101|C4X-1095101 https://www.jk-sci.com/products/s57c4x-10951 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/105793.png?v=1791384754 Amlodipine Besylate EP Impurity A, 99.40% | 88150-62-3 Amlodipine Besylate EP Impurity A|C4X-10951|88150-62-3 https://www.jk-sci.com/products/s57c4x-109527 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ea1201e761af5400a991993053efe8c4_9a164a7d-7be4-47cf-8b73-0764d15285d2.jpg?v=1791384738 Amlodipine Impurity27, 96.30% | 88150-75-8 Amlodipine Impurity27|C4X-109527|88150-75-8 https://www.jk-sci.com/products/s57c4x-109516 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_931f1942-0153-4f3a-a73d-6e6bfeb46c4f.png?v=1791384743 Amlodipine Impurity 16, 94.80% Amlodipine Impurity 16|C4X-109516 https://www.jk-sci.com/products/s57c4x-109530 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/12c5300f7985d5c39837e63c7dffb74c.jpg?v=1791384731 Amlodipine Impurity 30, 91.50% | 496024-43-2 Amlodipine Impurity 30|C4X-109530|496024-43-2 https://www.jk-sci.com/products/s57c4x-109521 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c97e59a1ece565315f59038c253c4981.jpg?v=1791384737 Amlodipine Aspartic Acid Impurity, 94.20% | 400602-35-9 Amlodipine Aspartic Acid Impurity|C4X-109521|400602-35-9 https://www.jk-sci.com/products/a01944384 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/419443.png?v=1788913457 β-Sitosterol, 40% | 83-46-5 β-Sitosterol, 40%|944384|83-46-5 https://www.jk-sci.com/products/s57c4x-109534 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e589719ba4f05eedff3cc9a94df395ea.jpg?v=1791384726 Amlodipine Besylate EP Impurity D Fumarate, 97.00% | 2138811-33-1 Amlodipine Besylate EP Impurity D Fumarate|C4X-109534|2138811-33-1 https://www.jk-sci.com/products/a01943629 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/368029.png?v=1787977104 Ethyl N-(3-hydroxyphenyl) carbamate, 97% | 7159-96-8 Ethyl N-(3-hydroxyphenyl) carbamate, 97%|943629|7159-96-8 https://www.jk-sci.com/products/s57c4x-109545 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1d657e479b9ded7d0fdb538fc8e0946f.jpg?v=1791384721 Amlodipine N-Lactoside, 95.90% | 749864-27-5 Amlodipine N-Lactoside|C4X-109545|749864-27-5 https://www.jk-sci.com/products/a01293655 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/293655_a1d89f1a-b0be-4bf8-bba9-099f29145754.png?v=1790086034 Dansylamide, 98% | 1431-39-6 Dansylamide, 98%|293655|1431-39-6 https://www.jk-sci.com/products/a01294393 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/380376.png?v=1788923913 1,3-Diamino-2-propanol, 97% | 616-29-5 1,3-Diamino-2-propanol, 97%|294393|616-29-5 https://www.jk-sci.com/products/a01293617 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/293617.png?v=1787992545 2-Phenyl-pyridin-4-carboxylic acid, 97% | 55240-51-2 2-Phenyl-pyridin-4-carboxylic acid, 97%|293617|55240-51-2 https://www.jk-sci.com/products/s57c4x-10955 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1004144_6254702b-1dc8-4c77-8093-47e01eaa809d.png?v=1791384716 Amlodipine Besylate EP Impurity E, 98.40% | 140171-65-9 Amlodipine Besylate EP Impurity E|C4X-10955|140171-65-9 https://www.jk-sci.com/products/a01294489 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/294489.png?v=1788923913 Novaluron, 97.5%, reference material | 116714-46-6 Novaluron, 97.5%, reference material|294489|116714-46-6 https://www.jk-sci.com/products/s57c4x-10956 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/beba7715ff886090840c0f6a9c308e4b_ee6aa2b4-90d4-4d61-b2c2-91f71111954d.jpg?v=1791384703 Amlodipine Besylate EP Impurity F, 94.50% | 140171-66-0 Amlodipine Besylate EP Impurity F|C4X-10956|140171-66-0 https://www.jk-sci.com/products/a01944528 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/109083.png?v=1790205894 4-(Piperidin-4-yl)butanoic acid hydrochloride, 97% | 84512-08-3 4-(Piperidin-4-yl)butanoic acid hydrochloride, 97%|944528|84512-08-3 https://www.jk-sci.com/products/j5303741 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/065dc994638f80e545449e540816c501.jpg?v=1791419251 Fmoc-(3S,4S)-4-amino-3-hydroxy-5-phenylpentanoic acid, Purity by HPLC ≥ 99% | 198542-01-7 Fmoc-(3S,4S)-4-amino-3-hydroxy-5-phenylpentanoic acid|03741|198542-01-7 https://www.jk-sci.com/products/a01294650 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/402333_d3e0eee6-a889-4e7f-b283-fadc503a92cc.png?v=1788923908 N-Boc-L-aspartic acid, 98% | 13726-67-5 N-Boc-L-aspartic acid, 98%|294650|13726-67-5 https://www.jk-sci.com/products/a01294762 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/203624.png?v=1788923902 5-Ethyl-4-(2-phenoxyethyl)-1,2,4-triazol-3-one, 98% | 95885-13-5 5-Ethyl-4-(2-phenoxyethyl)-1,2,4-triazol-3-one, 98%|294762|95885-13-5 https://www.jk-sci.com/products/a01294801 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/294801.png?v=1790691724 15-Crown-5, 98% | 33100-27-5 15-Crown-5, 98%|294801|33100-27-5 https://www.jk-sci.com/products/s57c4x-109579 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a639ded2cc1edd37970cd7188502de1e.jpg?v=1791384691 Amlodipine Impurity 79, 84.90% | 3516-73-2 Amlodipine Impurity 79|C4X-109579|3516-73-2 https://www.jk-sci.com/products/s57c4x-109581 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a9607a2c-850d-4917-ae47-1ef44698c444.png?v=1791384685 Amlodipine Impurity 81, 74.70% Amlodipine Impurity 81|C4X-109581 https://www.jk-sci.com/products/s57c4x-10961 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9255b5a88a4cb1d591d9aa90c2c0439f.jpg?v=1791384681 Azilsartan Impurity 1, 97.90% | 1586011-04-2 Azilsartan Impurity 1|C4X-10961|1586011-04-2 https://www.jk-sci.com/products/a01295046 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/295046.png?v=1790211820 3-Methoxy-5-methylphenol, 97% | 3209-13-0 3-Methoxy-5-methylphenol, 97%|295046|3209-13-0 https://www.jk-sci.com/products/a01295218 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/298126_527af644-77e6-45db-8a93-9a0ae0eff910.png?v=1790211814 1-Phenylpyrazole, 98% | 1126-00-7 1-Phenylpyrazole, 98%|295218|1126-00-7 https://www.jk-sci.com/products/j5303106 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/96b9969b51737cdb8e4b789f3d830688.jpg?v=1791419895 D-Methionine methyl ester hydrochloride, Purity by HPLC ≥ 98% | 69630-60-0 D-Methionine methyl ester hydrochloride|03106|69630-60-0 https://www.jk-sci.com/products/a019446024 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6834bced-341c-4db1-84a6-3a3b1360d5d9.png?v=1787977049 NIR-II rare-earth nanoparticles β-NaYF4:Yb/Er@NaYF4, 0.1mM, λex 980 nm; λem 1525/550 nm NIR-II rare-earth nanoparticles β-NaYF4:Yb/Er@NaYF4, 0.1mM, λex 980 nm; λem 1525/550 nm|9446024 https://www.jk-sci.com/products/a019446025 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6c4af025-47c1-4733-b4a0-21934b8c6b14.png?v=1787977046 NIR-II rare-earth nanoparticles β-NaErF4@NaYF4, 0.1mM, λex 808/980 nm; λem 1525/650 nm NIR-II rare-earth nanoparticles β-NaErF4@NaYF4, 0.1mM, λex 808/980 nm; λem 1525/650 nm|9446025 https://www.jk-sci.com/products/j5303354 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e1d98b28d405ace73520d32eda08a1a8.jpg?v=1791419551 Gly-Ala-OH, Assay by titration ≥ 99% | 3695-73-6 Gly-Ala-OH|03354|3695-73-6 https://www.jk-sci.com/products/j5303677 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5b2c1dbfdd54adf18fa1e537159e9298.jpg?v=1791419344 Boc-L-proline N-hydroxysuccinimide ester, Purity by HPLC ≥ 98% | 3392-10-7 Boc-L-proline N-hydroxysuccinimide ester|03677|3392-10-7 https://www.jk-sci.com/products/s57c4x-1096138 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_295f8276-5567-4cb2-ae49-735beb1c60c3.png?v=1791384661 Azilsartan Impurity 138, 96.80% Azilsartan Impurity 138|C4X-1096138 https://www.jk-sci.com/products/s57c4x-109612 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4338ecb41f61d1a0988bfdc0842f36c5.jpg?v=1791384669 Azilsartan Impurity 12, 91.80% | 1499167-72-4 Azilsartan Impurity 12|C4X-109612|1499167-72-4 https://www.jk-sci.com/products/s57c4x-109613 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d3d5e78cd3a92e498ce1dc274cce9fca.jpg?v=1791384665 Azilsartan Impurity 13, 96.80% | 1403474-78-1 Azilsartan Impurity 13|C4X-109613|1403474-78-1 https://www.jk-sci.com/products/s57c4x-109614 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/139a6edae993dec29a77bf2191b93d4c.jpg?v=1791384656 Azilsartan Impurity 14, 99.10% | 1442400-68-1 Azilsartan Impurity 14|C4X-109614|1442400-68-1 https://www.jk-sci.com/products/s57c4x-109616 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bb660cb37e6ac02fd6aecfb31c3ce32e.jpg?v=1791384650 Azilsartan Impurity 16, 96.60% | 632322-61-3 Azilsartan Impurity 16|C4X-109616|632322-61-3 https://www.jk-sci.com/products/s57c4x-1096163 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0bb56dea-b8df-432a-a135-d8751268363a.png?v=1791384645 Azilsartan Impurity 163, 98.00% Azilsartan Impurity 163|C4X-1096163 https://www.jk-sci.com/products/s57c4x-109618 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1d65f0501d4e63b9f7a0a3184e3b7ce3.jpg?v=1791384645 Azilsartan Impurity 18, 97.90% | 2171316-29-1 Azilsartan Impurity 18|C4X-109618|2171316-29-1 https://www.jk-sci.com/products/s57c4x-109624 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b7e93e9d4f37d06b19b5121bbea9247f.jpg?v=1791384639 Azilsartan Impurity 24, 97.90% | 1403474-75-8 Azilsartan Impurity 24|C4X-109624|1403474-75-8 https://www.jk-sci.com/products/j5303809 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2c7002380c22fc4ed5c9e22b7ae21cf1.jpg?v=1791419154 Boc-N-methyl-D-phenylalanine dicyclohexylammonium salt, Purity by HPLC ≥ 99% | 102185-45-5 Boc-N-methyl-D-phenylalanine dicyclohexylammonium salt|03809|102185-45-5 https://www.jk-sci.com/products/s57c4x-109627 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/18fc48ef5565b11d6e6e4c83641e6a24.jpg?v=1791384634 Azilsartan Impurity 27, 99.60% | 139481-44-0 Azilsartan Impurity 27|C4X-109627|139481-44-0 https://www.jk-sci.com/products/s57c4x-109629 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bb68426a7c64ce6f0feb6017f79a25e3.jpg?v=1791384633 Azilsartan Methyl Ester Impurity, 98.90% | 147403-52-9 Azilsartan Methyl Ester Impurity|C4X-109629|147403-52-9 https://www.jk-sci.com/products/j5303865 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f5b2b4230e4f0ee3ed33db39d183e48a.jpg?v=1791419066 Z-O-benzyl-D-tyrosine, Purity by HPLC ≥ 99% | 92455-53-3 Z-O-benzyl-D-tyrosine|03865|92455-53-3 https://www.jk-sci.com/products/j5303955 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0169d8d9f9d37dd420dc349e22848d5f.jpg?v=1791418951 Boc-L-aspartic acid a-9-fluorenylmethyl ester | 129046-87-3 Boc-L-aspartic acid a-9-fluorenylmethyl ester|03955|129046-87-3 https://www.jk-sci.com/products/j5304003 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/93b82683a9aeca8b4d2d213bf8a0a941.jpg?v=1791418885 Na-Boc-Ne-Z-L-lysine 4-nitroanilide, Purity by HPLC ≥ 99% | 51078-31-0 Na-Boc-Ne-Z-L-lysine 4-nitroanilide|04003|51078-31-0 https://www.jk-sci.com/products/j5304032 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bdd878a9ebd550622927526c081c4b71.jpg?v=1791418841 Boc-b-alanine Merrifield resin (0.25 - 1.0 meq/g, 100 - 200 mesh), Mesh Size 100-200 mesh (Microscope) || Substitution (meq/g) 0.25-1.0 meq/g (UV S Boc-b-alanine Merrifield resin (0.25 - 1.0 meq/g, 100 - 200 mesh)|04032 https://www.jk-sci.com/products/j5304073 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c29f0226e1b7b8cc5ee122993f728e1e.jpg?v=1791418794 Boc-D-a-aminosuberic acid, Chiral HPLC ≥ 99.5% (ee) || Purity by HPLC ≥ 99% | 75113-71-2 Boc-D-a-aminosuberic acid|04073|75113-71-2 https://www.jk-sci.com/products/j5304095 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d7652f3787a4e6e29cc39b057d8d8bc8.jpg?v=1791418753 Boc-2-chloro-D-phenylalanine, Purity by HPLC ≥ 98% | 80102-23-4 Boc-2-chloro-D-phenylalanine|04095|80102-23-4 https://www.jk-sci.com/products/j5304118 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/89b499eb3d67e6ec94065e3665b87bc8.jpg?v=1791418701 D-3,4-Difluorophenylalanine, Assay ≥ 99% | 249648-08-6 D-3,4-Difluorophenylalanine|04118|249648-08-6 https://www.jk-sci.com/products/j5304138 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b097c9dbcfb7bb9cfbd15cd4582a81d8.jpg?v=1791418666 Fmoc-2-fluoro-L-phenylalanine, Chiral HPLC ≥ 99.5% (ee) || Purity by HPLC ≥ 99% | 205526-26-7 Fmoc-2-fluoro-L-phenylalanine|04138|205526-26-7 https://www.jk-sci.com/products/j5304196 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/984d62f9cc93a8b214d03143550f18ec.jpg?v=1791418586 Na-Fmoc-D-tryptophan 4-alkoxybenzyl alcohol resin, Mesh Size 100-200 || Substitution (meq/g) 0.2-1.0 Na-Fmoc-D-tryptophan 4-alkoxybenzyl alcohol resin|04196 https://www.jk-sci.com/products/j5304207 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cf6fbc5e2357fe3c8ea9edb7f4a05117.jpg?v=1791418577 Fmoc-L-homophenylalanine 4-alkoxybenzyl alcohol resin, Mesh Size 100-200 || Substitution (meq/g) 0.3-0.8 Fmoc-L-homophenylalanine 4-alkoxybenzyl alcohol resin|04207 https://www.jk-sci.com/products/j5304178 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e1bc7586460760006bcd84bfb73debda.jpg?v=1791418614 Fmoc-S-4-methylbenzyl-L-cysteine 4-alkoxybenzyl alcohol resin, Mesh Size 200-400 || Substitution (meq/g) 0.2-1.0 Fmoc-S-4-methylbenzyl-L-cysteine 4-alkoxybenzyl alcohol resin|04178 https://www.jk-sci.com/products/j5304226 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4ad7889ba1a2747a11a886ee74909e63.jpg?v=1791418563 b-Alanine-2-chlorotrityl resin (0.3 - 1.0 meq/g, 200 - 400 mesh), Mesh Size 200 - 400 mesh || Substitution (meq/g) 0.3 - 1.0 meq/g b-Alanine-2-chlorotrityl resin (0.3 - 1.0 meq/g, 200 - 400 mesh)|04226 https://www.jk-sci.com/products/j5304282 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e8ae644a368646b021802ee8baf0c1a5.jpg?v=1791418522 2-Chlorotrityl resin-L-Leu-OBt, Substitution (meq/g) 0.93 meq/g 2-Chlorotrityl resin-L-Leu-OBt|04282 https://www.jk-sci.com/products/j5304260 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dda61d37375675012cbd63e4b5ec2ed4.jpg?v=1791418543 Na-Fmoc-N-methoxy-b-alanine AM resin, Mesh Size 100-200 mesh || Substitution (meq/g) 0.3-0.8 meq/g Na-Fmoc-N-methoxy-b-alanine AM resin|04260 https://www.jk-sci.com/products/j5304296 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/25e15ee730e0aa3e44c0f3d73356200a.jpg?v=1791418496 Glycinol 2-chlorotrityl resin, Mesh Size 200-400 mesh (Microscope) || Substitution (meq/g) 0.3-0.8 meq/g (by UV Glycinol 2-chlorotrityl resin|04296 https://www.jk-sci.com/products/j5304291 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/12112f4bbbc164d67d1fa3d835dfe3bc.jpg?v=1791418506 2-(2-Aminoethoxy)ethanol 2-chlorotrityl resin, Mesh Size 200 - 400 mesh || Substitution (meq/g) ≥ 0.4 mmole/g 2-(2-Aminoethoxy)ethanol 2-chlorotrityl resin|04291 https://www.jk-sci.com/products/j5304286 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b6bb64deb13101945fd3af75cd11e502.jpg?v=1791418516 N-(2-Chlorotrityl resin)-O-trityl-L-serine benzotriazolyl ester, Substitution (meq/g) 0.2-0.6 meq/g N-(2-Chlorotrityl resin)-O-trityl-L-serine benzotriazolyl ester|04286 https://www.jk-sci.com/products/a019446026 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5a575c48-33a0-4718-b755-86daa333a55b.png?v=1787977045 NIR-II rare-earth nanoparticles β-NaYF4:Yb/Tm@NaYF4, 0.1mM, λex 980 nm; λem 1475/450/475 nm NIR-II rare-earth nanoparticles β-NaYF4:Yb/Tm@NaYF4, 0.1mM, λex 980 nm; λem 1475/450/475 nm|9446026 https://www.jk-sci.com/products/s57c4x-109646 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/018484a5b053d91d1d848872bf20b161.jpg?v=1791384620 Azilsartan Impurity 46, 98.80% | 1696392-12-7 Azilsartan Impurity 46|C4X-109646|1696392-12-7 https://www.jk-sci.com/products/a019446028 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1c256c2c-c7ca-477a-8677-d806494a0760.png?v=1787977041 NIR-II rare-earth nanoparticles β-NaYF4:Yb/Pr@NaYF4, 0.1mM, λex 980 nm; λem 1310 nm NIR-II rare-earth nanoparticles β-NaYF4:Yb/Pr@NaYF4, 0.1mM, λex 980 nm; λem 1310 nm|9446028 https://www.jk-sci.com/products/a019446027 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_74b73f22-b4a9-4827-a589-4ac038864af0.png?v=1787977044 NIR-II rare-earth nanoparticles β-NaYF4:Yb/Ho@NaYF4, 0.1mM, λex 980 nm; λem 1180/550 nm NIR-II rare-earth nanoparticles β-NaYF4:Yb/Ho@NaYF4, 0.1mM, λex 980 nm; λem 1180/550 nm|9446027 https://www.jk-sci.com/products/s57c4x-109649 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a63a4b17-a298-4800-92ba-093be800973b.png?v=1791384615 Azilsartan Impurity 49, 88.10% Azilsartan Impurity 49|C4X-109649 https://www.jk-sci.com/products/j5304304 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b51ffcaff996d85e029a0bf8b5180bc9.jpg?v=1791418482 (±)-trans-1,2-Diaminocyclohexane trityl resin, Mesh Size 200-400 mesh || Substitution (meq/g) 0.3-0.7 meq/g (±)-trans-1,2-Diaminocyclohexane trityl resin|04304 https://www.jk-sci.com/products/s57c4x-109651 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/46be270142083790f9eb366e3c881970.jpg?v=1791384610 Azilsartan Impurity 51, 99.00% | 139481-38-2 Azilsartan Impurity 51|C4X-109651|139481-38-2 https://www.jk-sci.com/products/j5304346 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2192dbd679d66025d1ae675ad32749bf.jpg?v=1791418448 Acetyl-S-trityl-L-cysteine, Purity by HPLC ≥ 98% | 27486-87-9 Acetyl-S-trityl-L-cysteine|04346|27486-87-9 https://www.jk-sci.com/products/j5304318 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c3d349eb61b370a7e4d942c71f949760.jpg?v=1791418469 2-Chlorotrityl chloride, Assay ≥ 99% | 42074-68-0 2-Chlorotrityl chloride|04318|42074-68-0 https://www.jk-sci.com/products/j5304355 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d2f4bd29351300dc82f828fab4e6afce.jpg?v=1791418438 Acetyl-L-glutamic acid g-tert-butyl ester, Purity ≥ 98% (NMR) | 84192-88-1 Acetyl-L-glutamic acid g-tert-butyl ester|04355|84192-88-1 https://www.jk-sci.com/products/j5304384 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a721da5476372b6b96b20b51bdabf128.jpg?v=1791418400 Acetyl-D-phenylalanine methyl ester, Assay ≥ 98% | 21156-62-7 Acetyl-D-phenylalanine methyl ester|04384|21156-62-7 https://www.jk-sci.com/products/j5304401 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/53dedadf758f8cac80e8be4fe31a5181.jpg?v=1791418383 Acetyl-L-tyrosine hydrazide, Assay ≥ 98% | 2381-07-9 Acetyl-L-tyrosine hydrazide|04401|2381-07-9 https://www.jk-sci.com/products/s57c4x-109673 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/617845.png?v=1791384590 Azilsartan Impurity 73, 98.80% | 57113-90-3 Azilsartan Impurity 73|C4X-109673|57113-90-3 https://www.jk-sci.com/products/s57c4x-109661 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/76fc51f699b3be3e6906a8dcd13a9e19.jpg?v=1791384598 Azilsartan Impurity 61, 92.70% | 856414-36-3 Azilsartan Impurity 61|C4X-109661|856414-36-3 https://www.jk-sci.com/products/j5304613 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/beb0a3228da3a28662ce1a432fc30eeb.jpg?v=1791418216 Phe-Leu-OH, Purity by HPLC ≥ 95% | 3303-55-7 Phe-Leu-OH|04613|3303-55-7 https://www.jk-sci.com/products/j5304425 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d8a956491cd2858effccc3f3e9d686d2.jpg?v=1791418348 S-Acetamidomethyl-D-cysteine hydrochloride, Purity by HPLC ≥ 98% | 200352-41-6 S-Acetamidomethyl-D-cysteine hydrochloride|04425|200352-41-6 https://www.jk-sci.com/products/j5304455 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f51c1f440a512323165124782cafae8f.jpg?v=1791418307 Nin-Boc-D-tryptophan, Assay ≥ 94% (Elemental analysis) | 201290-11-1 Nin-Boc-D-tryptophan|04455|201290-11-1 https://www.jk-sci.com/products/s57c4x-109712 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/632775.png?v=1791384573 Olmesartan Impurity 12, 97.30% | 144690-92-6 Olmesartan Impurity 12|C4X-109712|144690-92-6 https://www.jk-sci.com/products/s57c4x-109690 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1b2ffee5a9999c91cd1d337d75652b1e.jpg?v=1791384580 Azilsartan Impurity 90, Purity: 99.2% | 73833-13-3 Azilsartan Impurity 90|C4X-109690|73833-13-3 https://www.jk-sci.com/products/j5304436 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ef78e6fc456000f2e6725dea456498af.jpg?v=1791418335 L-Isoleucine allyl ester 4-toluenesulfonate salt | 88224-05-9 L-Isoleucine allyl ester 4-toluenesulfonate salt|04436|88224-05-9 https://www.jk-sci.com/products/j5304660 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1309fd345e4ee2b3b9e33ac478160b89.jpg?v=1791418197 L-Tyrosine 4-nitroanilide, Assay by titration ≥ 99% || Purity by HPLC ≥ 99% | 52551-07-2 L-Tyrosine 4-nitroanilide|04660|52551-07-2 https://www.jk-sci.com/products/s57c4x-109653 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9ef8b123cc970696af9ea4a30e153968.jpg?v=1791384605 Azilsartan Kamedoxomil, 98.10% | 863031-24-7 Azilsartan Kamedoxomil|C4X-109653|863031-24-7 https://www.jk-sci.com/products/s57c4x-109717 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/317254.png?v=1791384574 Olmesartan Impurity 17, 99.90% | 144689-94-1 Olmesartan Impurity 17|C4X-109717|144689-94-1 https://www.jk-sci.com/products/s57c4x-109685 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/62dff4b0d1b5597109781f58e10682b4.jpg?v=1791384588 Azilsartan Impurity 85, 97.70% | 2133408-92-9 Azilsartan Impurity 85|C4X-109685|2133408-92-9 https://www.jk-sci.com/products/s57c4x-109658 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7ae3de5630d0cdb9b8df56abc0374463.jpg?v=1791384604 Azilsartan Impurity 58, Purity: 98.2% | 1417576-03-4 Azilsartan Impurity 58|C4X-109658|1417576-03-4 https://www.jk-sci.com/products/j5304559 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1ad9a2ea5e6f5eb77c657b9599c24168.jpg?v=1791418242 Gly-Ile-OH, Assay by titration ≥ 98% | 19461-38-2 Gly-Ile-OH|04559|19461-38-2 https://www.jk-sci.com/products/s57c4x-10971 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/425068.png?v=1791384578 Olmesartan Medoxomilum EP Impurity A, 99.20% | 144689-24-7 Olmesartan Medoxomilum EP Impurity A|C4X-10971|144689-24-7 https://www.jk-sci.com/products/j5304477 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6db7a8cd328ef3c4daa03328a3563105.jpg?v=1791418269 Ala-Gly-OH, Purity by HPLC ≥ 98% | 687-69-4 Ala-Gly-OH|04477|687-69-4 https://www.jk-sci.com/products/j5304670 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f46fc085872f8b26ed0da6a727b64503.jpg?v=1791418193 Val-Pro-OH·HCl, Purity by HPLC ≥ 99% | 105931-64-4 Val-Pro-OH·HCl|04670|105931-64-4 https://www.jk-sci.com/products/j5304574 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a091401207f90ebbc6d824cc70b3054b.jpg?v=1791418227 L-Leucine b-naphthylamide hydrochloride, Assay ≥ 86% | 893-36-7 L-Leucine b-naphthylamide hydrochloride|04574|893-36-7 https://www.jk-sci.com/products/a019446029 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_eaf9dd49-ae72-4846-8da8-90b6f90c83d1.png?v=1787977041 NIR-II rare-earth nanoparticles β-NaErF4:Ho@NaYF4, 0.1mM, λex 1532 nm; λem 980/1180 nm NIR-II rare-earth nanoparticles β-NaErF4:Ho@NaYF4, 0.1mM, λex 1532 nm; λem 980/1180 nm|9446029 https://www.jk-sci.com/products/s57c4x-10967 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a578bd55-3b05-4d67-b982-dca70905b538.png?v=1791384594 Azilsartan Impurity 7, 90.50% | 1397836-49-5 Azilsartan Impurity 7|C4X-10967|1397836-49-5 https://www.jk-sci.com/products/j5304689 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/218af7a3dcee0aad9db8cbe6193c5d4b.jpg?v=1791418187 Z-Gly-D-Leu-OH, Purity by HPLC ≥ 98% | 57818-73-2 Z-Gly-D-Leu-OH|04689|57818-73-2 https://www.jk-sci.com/products/j5304692 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c7abd8f08f4412fa1f18c090b28fe1fd.jpg?v=1791418181 Z-Gly-Pro-pNA, Purity by HPLC ≥ 99.0% | 65022-15-3 Z-Gly-Pro-pNA|04692|65022-15-3 https://www.jk-sci.com/products/j5304774 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0c24c731d16f55986f1935a42853f561.jpg?v=1791418147 TentaGel HL NH2 (0.3 - 0.8 meq/g, 100 - 200 mesh), Substitution (meq/g) 0.3 - 0.8 meq/g TentaGel HL NH2 (0.3 - 0.8 meq/g, 100 - 200 mesh)|04774 https://www.jk-sci.com/products/a019446030 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7fa890af-fa2f-4c74-aecd-74d25554c2d7.png?v=1787977040 NIR-II rare-earth nanoparticles β-NaGdF4:Nd@NaGdF4, 0.1mM, λex 730/808 nm; λem 900/1060/1300 nm NIR-II rare-earth nanoparticles β-NaGdF4:Nd@NaGdF4, 0.1mM, λex 730/808 nm; λem 900/1060/1300 nm|9446030 https://www.jk-sci.com/products/j5304716 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/76749ca4ed1de2cb0703f8d008d80dd1.jpg?v=1791418159 Fmoc-3-(2'-pyridyl)-D-alanine, Purity by HPLC ≥ 98% | 185379-39-9 Fmoc-3-(2'-pyridyl)-D-alanine|04716|185379-39-9 https://www.jk-sci.com/products/j5304711 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/976a22ba8c0e9707836faacc5d8cee27.jpg?v=1791418175 Z-L-valyl-L-glycine | 2790-84-3 Z-L-valyl-L-glycine|04711|2790-84-3 https://www.jk-sci.com/products/a019446031 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ece0b5ea-89be-4ab5-bc66-f33ce89dddec.png?v=1787977036 NIR-II rare-earth nanoparticles β-NaYF4:Nd@NaGdF4, 0.1mM, λex 730/808 nm; λem 900/1060/1300 nm NIR-II rare-earth nanoparticles β-NaYF4:Nd@NaGdF4, 0.1mM, λex 730/808 nm; λem 900/1060/1300 nm|9446031 https://www.jk-sci.com/products/j5304783 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bc81dd1e0c246fbd672efc5849e226fe.jpg?v=1791418136 Tentagel S-CH(OEt)2 (0.2 - 0.5 meq/g, 100 - 200 mesh), Mesh Size 100-200 || Substitution (meq/g) 0.2-0.5 meq/g Tentagel S-CH(OEt)2 (0.2 - 0.5 meq/g, 100 - 200 mesh)|04783 https://www.jk-sci.com/products/a019446032 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_397d86c6-0a33-4702-ad22-28967a8a282b.png?v=1787977036 NIR-II rare-earth nanoparticles β-NaYbF4:Er/Ce@NaYF4, 0.1mM, λex 980 nm; λem 1525 nm NIR-II rare-earth nanoparticles β-NaYbF4:Er/Ce@NaYF4, 0.1mM, λex 980 nm; λem 1525 nm|9446032 https://www.jk-sci.com/products/a019446033 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_805ee407-3e72-42bb-8000-940cffa158d2.png?v=1787977037 NIR-II rare-earth nanoparticles β-NaGdF4@NaYbF4:Er@NaYF4:Yb@NaNdF4:Yb, 0.1mM, λex 808 nm; λem 1525 nm NIR-II rare-earth nanoparticles β-NaGdF4@NaYbF4:Er@NaYF4:Yb@NaNdF4:Yb, 0.1mM, λex 808 nm; λem 1525 nm|9446033 https://www.jk-sci.com/products/j5304816 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2a0f2e5c7343897ab4acb483540050ef.jpg?v=1791418112 O-Trityl-L-homoserine-2-chlorotrityl resin, Mesh Size 200-400 mesh || Substitution (meq/g) 0.3-0.8 meq/g O-Trityl-L-homoserine-2-chlorotrityl resin|04816 https://www.jk-sci.com/products/s57c4x-109728 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/408292_1a9435bb-1368-48ce-b78c-93d9e8be9be6.png?v=1791384552 Olmesartan Impurity 28, 99.40% | 114772-53-1 Olmesartan Impurity 28|C4X-109728|114772-53-1 https://www.jk-sci.com/products/j5304820 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/698801e3a5c14b9d6f8f54fa49d8dd6d.jpg?v=1791418108 Fmoc-L-Lysine(2-chlorotrityl resin)-NH2, Mesh Size 100-200 mesh || Substitution (meq/g) 0.2-0.6 meq/g Fmoc-L-Lysine(2-chlorotrityl resin)-NH2|04820 https://www.jk-sci.com/products/j5304825 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5dbafad838c20b2225ac2759ec53591b.jpg?v=1791418100 N-(2-Chlorotrityl resin)-L-isoleucine benzotriazolyl ester, Substitution (meq/g) 0.5-1.0 meq/g N-(2-Chlorotrityl resin)-L-isoleucine benzotriazolyl ester|04825 https://www.jk-sci.com/products/j5304822 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d4d9cd0bd5cf15ad8092388a3be76d78.jpg?v=1791418103 Fmoc-L-Glutamic(2-chlorotrityl resin)-NH2, Mesh Size 100 - 200 mesh || Substitution (meq/g) 0.5 - 0.7 mmol/g resin Fmoc-L-Glutamic(2-chlorotrityl resin)-NH2|04822 https://www.jk-sci.com/products/a019446034 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8aaf18fe-be83-4a3e-82f6-9aae3631419f.png?v=1787977032 NIR-II rare-earth nanoparticles β-NaGdF4:Yb/Er @NaGdF4:Nd/Yb, 0.1mM, λex 980 nm; λem 980/1064/1532 nm NIR-II rare-earth nanoparticles β-NaGdF4:Yb/Er @NaGdF4:Nd/Yb, 0.1mM, λex 980 nm; λem 980/1064/1532 nm|9446034 https://www.jk-sci.com/products/j5304828 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0875c2c3be2dfe62d2ea91d1769150ec.jpg?v=1791418097 Fmoc-O-trityl-D-serine, Purity by HPLC ≥ 98% | 212688-51-2 Fmoc-O-trityl-D-serine|04828|212688-51-2 https://www.jk-sci.com/products/j5304922 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/45af77c0c7ed0942e31d08345067ea55.jpg?v=1791418036 Boc-3-iodo-L-tyrosine, Purity by HPLC ≥ 98% | 71400-63-0 Boc-3-iodo-L-tyrosine|04922|71400-63-0 https://www.jk-sci.com/products/s57c4x-109737 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9b6397b1a6fc1f2f440280490d70ed65.jpg?v=1791384548 Olmesartan Impurity 37, 97.40% | 172875-53-5 Olmesartan Impurity 37|C4X-109737|172875-53-5 https://www.jk-sci.com/products/a019446035 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c4df1614-56d1-488f-b757-7b8c2d705b4c.png?v=1787977027 NIR-II rare-earth nanoparticles β-NaErF4:Yb@NaLuF4, 0.1mM, λex 808/980 nm; λem 650/1525 nm NIR-II rare-earth nanoparticles β-NaErF4:Yb@NaLuF4, 0.1mM, λex 808/980 nm; λem 650/1525 nm|9446035 https://www.jk-sci.com/products/j5304933 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bfd53debc91ebebd107e87d2c60b4a35.jpg?v=1791418028 Boc-3-(2'-quinolyl)-L-alanine | 161453-37-8 Boc-3-(2'-quinolyl)-L-alanine|04933|161453-37-8 https://www.jk-sci.com/products/s57c4x-109741 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/85b1668c96ca0797b76fb25aebbf8aca.jpg?v=1791384542 Olmesartan Impurity 41, Purity: 100.0% | 1443544-27-1 Olmesartan Impurity 41|C4X-109741|1443544-27-1 https://www.jk-sci.com/products/j5304955 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ce110161c9b118b809f7b5bfa2690e34.jpg?v=1791417999 Fmoc-(3S,4S)-4-amino-3-hydroxy-6-methylthio-hexanoic acid, Purity by HPLC ≥ 97% | 268542-18-3 Fmoc-(3S,4S)-4-amino-3-hydroxy-6-methylthio-hexanoic acid|04955|268542-18-3 https://www.jk-sci.com/products/a019446036 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4bc13e92-ff38-470e-af51-d82fa78cfbb7.png?v=1787977026 NIR-II rare-earth nanoparticles β-NaCeF4:Yb/Er @NaCeF4, 0.1mM, λex 980 nm; λem 1525 nm NIR-II rare-earth nanoparticles β-NaCeF4:Yb/Er @NaCeF4, 0.1mM, λex 980 nm; λem 1525 nm|9446036 https://www.jk-sci.com/products/s57c4x-109762 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2cbf323fea5c7cd09a569811ebe6a4d8.jpg?v=1791384534 Olmesartan Impurity 62, 96.00% | 91526-17-9 Olmesartan Impurity 62|C4X-109762|91526-17-9 https://www.jk-sci.com/products/a019446037 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_13adbef4-cc9d-43d9-914a-c0fbe7a9cf60.png?v=1787977026 NIR-II rare-earth nanoparticles β-NaYF4:Yb/Er @NaYbF4@NaYF4:Nd, 0.1mM, λex 808 nm; λem 1525/550 nm NIR-II rare-earth nanoparticles β-NaYF4:Yb/Er @NaYbF4@NaYF4:Nd, 0.1mM, λex 808 nm; λem 1525/550 nm|9446037 https://www.jk-sci.com/products/s57c4x-109789 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_834d5e54-2fd2-4a9a-ab04-d3f7799e09bc.png?v=1791384529 Olmesartan impurity 89, 98.40% Olmesartan impurity 89|C4X-109789 https://www.jk-sci.com/products/s57c4x-1098 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/465843_c22b2c1c-31e8-4b71-a1b5-c92ce3bb24ec.png?v=1791384522 Ezetimibe, 99.10% | 163222-33-1 Ezetimibe|C4X-1098|163222-33-1 https://www.jk-sci.com/products/j5304966 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a1e74d0a278de2c270889ee59f2a4efc.jpg?v=1791417989 Na-Boc-Nb-allyloxycarbonyl-D-2,3-diaminopropionic acid dicyclohexylammonium salt, Assay by titration ≥ 99% || Purity by HPLC ≥ 99% | 204197-26-2 Na-Boc-Nb-allyloxycarbonyl-D-2,3-diaminopropionic acid dicyclohexylammonium salt|04966|204197-26-2 https://www.jk-sci.com/products/j5304978 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a26528928d291772084fb997960493a0.jpg?v=1791417974 Na-Z-Nb-Fmoc-L-2,3-diaminopropionic acid, Purity by HPLC ≥ 99% | 142855-80-9 Na-Z-Nb-Fmoc-L-2,3-diaminopropionic acid|04978|142855-80-9 https://www.jk-sci.com/products/j5304995 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fcf9923f124991f7804f4b9f44f0e063.jpg?v=1791417948 Racemic Fmoc-trans-3-phenylazetidine-2-carboxylic acid, Purity by HPLC ≥ 97% | 204320-45-6 Racemic Fmoc-trans-3-phenylazetidine-2-carboxylic acid|04995|204320-45-6 https://www.jk-sci.com/products/a019446038 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e78b6d97-5d21-4baa-96b4-b93dff4b01ff.png?v=1787977023 NIR-II rare-earth nanoparticles β-NaYF4:Yb/Tm @NaYbF4@NaYF4:Nd, 0.1mM, λex 808 nm; λem 1460/475/450 nm NIR-II rare-earth nanoparticles β-NaYF4:Yb/Tm @NaYbF4@NaYF4:Nd, 0.1mM, λex 808 nm; λem 1460/475/450 nm|9446038 https://www.jk-sci.com/products/j5305041 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/91cc1cc1f57a2d75d8e3c1d060da413a.jpg?v=1791417883 Z-(R,S)-3-amino-7-chloro-5-(2-chlorophenyl)-2-oxo-1,4-benzodiazepine, Purity by HPLC ≥ 97% | 209985-28-4 Z-(R,S)-3-amino-7-chloro-5-(2-chlorophenyl)-2-oxo-1,4-benzodiazepine|05041|209985-28-4 https://www.jk-sci.com/products/j5305045 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7f83653762f5b7780398153595c7ce41.jpg?v=1791417878 Fmoc-6-piperazin-1-yl-4(3H)-quinazolinone-3-acetic acid, Purity by HPLC ≥ 98% | 269078-82-2 Fmoc-6-piperazin-1-yl-4(3H)-quinazolinone-3-acetic acid|05045|269078-82-2 https://www.jk-sci.com/products/j5302574 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6f98094e6695f378286d661d93661cf5.jpg?v=1791420571 Boc-4-fluoro-D-phenylalanine, Purity by HPLC ≥ 99% | 57292-45-2 Boc-4-fluoro-D-phenylalanine|02574|57292-45-2 https://www.jk-sci.com/products/j5303461 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_94014879-411b-4cce-9fe3-ec8844f2f27c.png?v=1791419475 H-Gln(trt)-2Cl-Trt Resin (0.3 - 1.0 mmol/g, 200 - 400 mesh), Mesh Size 200 - 400 || Substitution (meq/g) 0.3 - 1.0 mmol/g H-Gln(trt)-2Cl-Trt Resin (0.3 - 1.0 mmol/g, 200 - 400 mesh)|03461 https://www.jk-sci.com/products/j5303845 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bd294b5dbeec630c6397a4fb0a8e6421.jpg?v=1791419090 Z-L-glutamic acid g-tert-butyl ester a-N-hydroxysuccinimide ester, Purity by HPLC ≥ 97% | 4666-16-4 Z-L-glutamic acid g-tert-butyl ester a-N-hydroxysuccinimide ester|03845|4666-16-4 https://www.jk-sci.com/products/j5303988 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5fc39619d0db4266f9f7d490960abf51.jpg?v=1791418905 Na,Nim-Bis-Boc-L-histidine N-hydroxysuccinimide ester, Assay ≥ 98% (Elemental analysis based on Nitrogen content) | 25616-02-8 Na,Nim-Bis-Boc-L-histidine N-hydroxysuccinimide ester|03988|25616-02-8 https://www.jk-sci.com/products/s57c4x-1098119 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9142a6bfe91dc3da55bc63cc2dd39172.jpg?v=1791384518 Ezetimibe Impurity 119, Purity: 97.9% | 914777-32-5 Ezetimibe Impurity 119|C4X-1098119|914777-32-5 https://www.jk-sci.com/products/j5304043 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b5c2e536163d33bde575fa7122abb5d2.jpg?v=1791418818 Na-Boc-Nd-xanthyl-L-glutamine Merrifield resin (0.25 - 1.0 meq/g, 100 - 200 mesh), Mesh Size 100-200 || Substitution (meq/g) 0.25-1.0 Na-Boc-Nd-xanthyl-L-glutamine Merrifield resin (0.25 - 1.0 meq/g, 100 - 200 mesh)|04043 https://www.jk-sci.com/products/j5304109 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/84dca0b22739d46eb221f80c2d38b807.jpg?v=1791418717 Fmoc-3-cyano-D-phenylalanine, Purity by HPLC ≥ 98% | 205526-37-0 Fmoc-3-cyano-D-phenylalanine|04109|205526-37-0 https://www.jk-sci.com/products/j5304164 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6bb29d685601b78c0e02451e3623c3e3.jpg?v=1791418622 Na-Fmoc-Nw-(4-methoxy-2,3,6-trimethylbenzenesulfonyl)-L-arginine 4-alkoxybenzyl alcohol resin, Mesh Size 100-200 || Substitution (meq/g) 0.3-0.8 meq/g Na-Fmoc-Nw-(4-methoxy-2,3,6-trimethylbenzenesulfonyl)-L-arginine 4-alkoxybenzyl alcohol resin|04164 https://www.jk-sci.com/products/j5304201 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/630df3956d53d52258aea8f3ac9733d5.jpg?v=1791418581 Na,Nim-Bis-Fmoc-L-histidine 4-alkoxybenzyl alcohol resin, Mesh Size 100-200 || Substitution (meq/g) 0.1-0.5 Na,Nim-Bis-Fmoc-L-histidine 4-alkoxybenzyl alcohol resin|04201 https://www.jk-sci.com/products/j5304241 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2be89e05bb5f3b638f2082716dda9fbc.jpg?v=1791418557 Boc-[3S]-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid-4-oxymethylphenylacetamidomethyl resin, Mesh Size 100-200 || Substitution (meq/g) 0.3-0.8 Boc-[3S]-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid-4-oxymethylphenylacetamidomethyl resin|04241 https://www.jk-sci.com/products/s57c4x-109814 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/225559.png?v=1791384513 Ezetimibe Impurity 14(Intermediate Impurity), 99.90% | 163222-32-0 Ezetimibe Impurity 14(Intermediate Impurity)|C4X-109814|163222-32-0 https://www.jk-sci.com/products/a019446039 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8eaa9b16-d7e3-4af3-b648-7795a5b79ebd.png?v=1787977021 NIR-II rare-earth nanoparticles β-NaYF4:Yb/Ho @NaYbF4@NaYF4:Nd, 0.1mM, λex 808 nm; λem 1185/550 nm NIR-II rare-earth nanoparticles β-NaYF4:Yb/Ho @NaYbF4@NaYF4:Nd, 0.1mM, λex 808 nm; λem 1185/550 nm|9446039 https://www.jk-sci.com/products/s57c4x-109817 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/020c73faef17b3b2038809b9159ab91c.jpg?v=1791384506 Ezetimibe Impurity 17(SCH59566), 97.50% | 1296129-15-1 Ezetimibe Impurity 17(SCH59566)|C4X-109817|1296129-15-1 https://www.jk-sci.com/products/s57c4x-109820 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/24f2d8e37582df487c0f892fb351f63d.jpg?v=1791384504 R,S,R-Ezetimibe, 97.90% | 1376614-99-1 R,S,R-Ezetimibe|C4X-109820|1376614-99-1 https://www.jk-sci.com/products/s57c4x-109824 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2c4f516d82d863165c419153667e8068.jpg?v=1791384494 Ezetimibe Impurity 24, 93.80% | 528565-93-7 Ezetimibe Impurity 24|C4X-109824|528565-93-7 https://www.jk-sci.com/products/s57c4x-109822 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3dd8725b63f3df90d022746682f72238.jpg?v=1791384499 Ezetimibe Impurity 22, 98.20% | 190595-66-5 Ezetimibe Impurity 22|C4X-109822|190595-66-5 https://www.jk-sci.com/products/j5304284 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f7bc2a2acbd9b3074661a20626657fab.jpg?v=1791418522 N-(2-Chlorotrityl resin)-L-phenylalanine benzotriazolyl ester, Substitution (meq/g) 0.8-1.0 meq/g N-(2-Chlorotrityl resin)-L-phenylalanine benzotriazolyl ester|04284 https://www.jk-sci.com/products/s57c4x-109830 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/74b881cf8770ca52ae4bce006516e9ab.jpg?v=1791384491 S,R,R-EzetimiBe, 99.50% | 1478664-02-6 S,R,R-EzetimiBe|C4X-109830|1478664-02-6 https://www.jk-sci.com/products/s57c4x-109832 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6345e8f83fbb8f7b327b8d3355e14423.jpg?v=1791384489 Ezetimibe Impurity 32, 99.20% | 1700622-08-7 Ezetimibe Impurity 32|C4X-109832|1700622-08-7 https://www.jk-sci.com/products/s57c4x-109842 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bc5434ae486ff7992834537cd06bc980.jpg?v=1791384477 Ezetimibe Impurity 42, 97.10% | 189028-95-3 Ezetimibe Impurity 42|C4X-109842|189028-95-3 https://www.jk-sci.com/products/s57c4x-109834 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/492654_e6d39250-3836-4206-9cb2-85660b0f8576.png?v=1791384483 Ezetimibe Impurity 34, 98.30% | 99395-88-7 Ezetimibe Impurity 34|C4X-109834|99395-88-7 https://www.jk-sci.com/products/s57c4x-109837 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4a3f2d5257973741d37df664165e686e.jpg?v=1791384480 Ezetimibe Impurity 37, Purity: 98.6% | 149437-76-3 Ezetimibe Impurity 37|C4X-109837|149437-76-3 https://www.jk-sci.com/products/s57c4x-109853 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/599080.png?v=1791384469 Ezetimibe Impurity 53, 98.60% | 272778-12-8 Ezetimibe Impurity 53|C4X-109853|272778-12-8 https://www.jk-sci.com/products/s57c4x-109850 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b21e139220f60dc50820138f8c8729de.jpg?v=1791384471 Ezetimibe Impurity 50, Purity: 99.1% | 3369-35-5 Ezetimibe Impurity 50|C4X-109850|3369-35-5 https://www.jk-sci.com/products/s57c4x-109855 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/06d74820a0d887f59ece1ec820a25d15.jpg?v=1791384464 Ezetimibe Impurity 55, 98.60% | 1829558-53-3 Ezetimibe Impurity 55|C4X-109855|1829558-53-3 https://www.jk-sci.com/products/j5304395 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cb1735a2ff5eb5697e2a33ad3bc1a22d.jpg?v=1791418389 Acetyl-L-serine methyl ester, Purity ≥ 98% | 54322-41-7 Acetyl-L-serine methyl ester|04395|54322-41-7 https://www.jk-sci.com/products/s57c4x-109877 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_da415734-271e-4d26-b084-16feb2f8d1bd.png?v=1791384461 Ezetimibe Impurity 77, Purity: 98.5% Ezetimibe Impurity 77|C4X-109877 https://www.jk-sci.com/products/s57c4x-109917 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f0b76421979eedc2fb6e7b8ab4fdd2e6_8c9e7d3f-5882-43ec-b461-e32c792f5b61.jpg?v=1791384459 Alogliptin Impurity 17, 99.40% | 865758-96-9 Alogliptin Impurity 17|C4X-109917|865758-96-9 https://www.jk-sci.com/products/j5304348 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/136558_b9643776-9f61-4d95-8ec6-999698860416.png?v=1791418443 Acetyl-L-cystine bis-methyl ester, Assay ≥ 98% | 32381-28-5 Acetyl-L-cystine bis-methyl ester|04348|32381-28-5 https://www.jk-sci.com/products/j5304311 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c8d05d66635d45502e70428716247ea9.jpg?v=1791418478 Piperazine trityl resin, Mesh Size 200-400 mesh (Microscope method) || Substitution (meq/g) 0.3-0.8 meq/g Piperazine trityl resin|04311 https://www.jk-sci.com/products/j5304293 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/391bf4f4a2cefad871986e5330d95f1a.jpg?v=1791418501 b-Alaninol 2-chlorotrityl resin (0.2 - 0.4 meq/g, 200 - 400 mesh), Mesh Size 200 - 400 mesh || Substitution (meq/g) 0.2 - 0.4 meq/g b-Alaninol 2-chlorotrityl resin (0.2 - 0.4 meq/g, 200 - 400 mesh)|04293 https://www.jk-sci.com/products/j5304463 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/985b748067cfdcb95471860c3b870dc8.jpg?v=1791418290 D-Glucamine, Assay by titration ≥ 97% | 488-43-7 D-Glucamine|04463|488-43-7 https://www.jk-sci.com/products/j5304429 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/083291ba60fb8dc1270b6b720bd30298.jpg?v=1791418347 L-Glutamic acid g-benzyl ester a-amide hydrochloride, Purity by HPLC ≥ 99% | 63091-89-4 L-Glutamic acid g-benzyl ester a-amide hydrochloride|04429|63091-89-4 https://www.jk-sci.com/products/j5304572 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8de60df7a91412bbafaeae06ed31dc7b.jpg?v=1791418227 Ile-Tyr-OH, Purity by HPLC ≥ 99% | 38579-21-4 Ile-Tyr-OH|04572|38579-21-4 https://www.jk-sci.com/products/s57c4x-109937 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/282736.png?v=1791384453 Alogliptin Impurity 37, 93.00% | 22115-41-9 Alogliptin Impurity 37|C4X-109937|22115-41-9 https://www.jk-sci.com/products/j5304623 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2979b453c0f407a628a322735b911b4f.jpg?v=1791418211 Pro-Gly-Gly-OH, Purity by HPLC ≥ 98% | 7561-25-3 Pro-Gly-Gly-OH|04623|7561-25-3 https://www.jk-sci.com/products/j5304678 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7a1bbbbf9cb19109ab7edb7f6e21008b.jpg?v=1791418187 Z-L-alanyl-L-tryptophan, Purity by HPLC ≥ 98% | 119645-65-7 Z-L-alanyl-L-tryptophan|04678|119645-65-7 https://www.jk-sci.com/products/j5304696 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9ac0753a66be63f477e7649e70dad30b.jpg?v=1791418175 Z-Leu-Leu-OH, Purity by HPLC ≥ 95% | 7801-71-0 Z-Leu-Leu-OH|04696|7801-71-0 https://www.jk-sci.com/products/s57c4x-109961 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9a88a37858c884952e4740c83ec099c8_a55019f6-cafa-4d9e-a3b3-e75944a82cd8.jpg?v=1791384448 Alogliptin Impurity 61, Purity: 99.6% | 162955-48-8 Alogliptin Impurity 61|C4X-109961|162955-48-8 https://www.jk-sci.com/products/a019446040 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e8bc70a6-1a33-48a8-a541-cd97cd201e0a.png?v=1787977022 NIR-II rare-earth nanoparticles β-NaYF4:Yb/Pr @NaYbF4@NaYF4:Nd, 0.1mM, λex 808 nm; λem 1310 nm NIR-II rare-earth nanoparticles β-NaYF4:Yb/Pr @NaYbF4@NaYF4:Nd, 0.1mM, λex 808 nm; λem 1310 nm|9446040 https://www.jk-sci.com/products/j5304721 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1b81f5f8b3bad393a9804581132fb815.jpg?v=1791418159 O-2,6-Dichlorobenzyl-L-tyrosine, Purity ≥ 99% | 40298-69-9 O-2,6-Dichlorobenzyl-L-tyrosine|04721|40298-69-9 https://www.jk-sci.com/products/j5304806 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2a07204abaa928e04c5048c0be676b52.jpg?v=1791418116 4-Hydroxymethylphenoxyacetyl AM resin, Mesh Size 100-200 || Substitution (meq/g) 0.3-0.7 4-Hydroxymethylphenoxyacetyl AM resin|04806 https://www.jk-sci.com/products/j5304821 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c15450cb4de670ac58dff9dab0d09507.jpg?v=1791418109 Fmoc-L-Aspartic(2-chlorotrityl resin)-NH2, Mesh Size 200-400 mesh || Substitution (meq/g) 0.2-0.4 meq/g Fmoc-L-Aspartic(2-chlorotrityl resin)-NH2|04821 https://www.jk-sci.com/products/j5304826 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0496bca320a8625c62724c58df6f03e2.jpg?v=1791418099 N-(2-Chlorotrityl resin)-L-methionine benzotriazolyl ester, Substitution (meq/g) 0.7-1.0 meq/g N-(2-Chlorotrityl resin)-L-methionine benzotriazolyl ester|04826 https://www.jk-sci.com/products/j5304923 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0dc1549a1659a59553821666e6e1a879.jpg?v=1791418031 Boc-3-nitro-L-tyrosine, Purity by HPLC ≥ 98% | 5575-03-1 Boc-3-nitro-L-tyrosine|04923|5575-03-1 https://www.jk-sci.com/products/j5304964 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/57a576f6df242b2115f2927e39721b24.jpg?v=1791417990 Na-Fmoc-Ng-allyloxycarbonyl-L-2,4-diaminobutyric acid, Purity by HPLC ≥ 98% | 204316-32-5 Na-Fmoc-Ng-allyloxycarbonyl-L-2,4-diaminobutyric acid|04964|204316-32-5 https://www.jk-sci.com/products/j5305042 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e4218baa10cda0e7392629cfc9e99829.jpg?v=1791417883 Z-(R,S)-3-amino-5-cyclohexyl-2-oxo-1,4-benzodiazepine, Purity by HPLC ≥ 99% | 146373-94-6 Z-(R,S)-3-amino-5-cyclohexyl-2-oxo-1,4-benzodiazepine|05042|146373-94-6 https://www.jk-sci.com/products/j5304989 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1ee1402995f5945f8d6e45e8fe1dee2a.jpg?v=1791417959 Na-Fmoc-Ne-dimethylaminophenyldiazobenzoyl-L-lysine, Assay by titration ≥ 95% || Purity by HPLC ≥ 97% | 146998-27-8 Na-Fmoc-Ne-dimethylaminophenyldiazobenzoyl-L-lysine|04989|146998-27-8 https://www.jk-sci.com/products/j5305066 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0533fdcd0b41babbb48d4ff10ea78127_733137eb-588d-43c6-aff5-e9fcdd95df12.jpg?v=1791417852 Aminomethyl polystyrene resin, Mesh Size 200-400 mesh || Substitution (meq/g) 2.0-3.0 mmol/g | 89551-24-6 Aminomethyl polystyrene resin|05066|89551-24-6 https://www.jk-sci.com/products/j5305103 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c48e0c2b1c6177f25350de36d93a9ed0.jpg?v=1791417824 Fmoc-12-aminododecanoic acid, Purity by HPLC ≥ 95% | 128917-74-8 Fmoc-12-aminododecanoic acid|05103|128917-74-8 https://www.jk-sci.com/products/j5305088 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1f117bf90ba03476d867781deb0947cc.jpg?v=1791417833 Na-Fmoc-Ne-trimethylsilylethoxycarbonyl-L-lysine, Assay by titration ≥ 98% || Purity by HPLC ≥ 99% | 122903-68-8 Na-Fmoc-Ne-trimethylsilylethoxycarbonyl-L-lysine|05088|122903-68-8 https://www.jk-sci.com/products/j5305107 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9c9358cbf5bf975d9cdb0e584b88ed1c.jpg?v=1791417813 Fmoc-a,b-dehydro-2-aminobutyric acid, Purity by HPLC ≥ 96% | 198545-98-1 Fmoc-a,b-dehydro-2-aminobutyric acid|05107|198545-98-1 https://www.jk-sci.com/products/j5302471 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/91ac5c9eb79c6690e8a4e525a0b113a5.jpg?v=1791420695 Fmoc-D-valine, Purity by HPLC ≥ 99% | 84624-17-9 Fmoc-D-valine|02471|84624-17-9 https://www.jk-sci.com/products/a019446042 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9e7bfbbe-3a50-4eb1-81bb-c9c22dad8404.png?v=1787977017 NIR-II rare-earth nanoparticles β-NaGdF4@NaGdF4:Yb/Tm@NaYF4:Yb@NaNdF4:Yb, 0.1mM, λex 808 nm; λem 1475 nm NIR-II rare-earth nanoparticles β-NaGdF4@NaGdF4:Yb/Tm@NaYF4:Yb@NaNdF4:Yb, 0.1mM, λex 808 nm; λem 1475 nm|9446042 https://www.jk-sci.com/products/a019446041 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5bd53b05-caeb-475f-95ab-8e03dc03b929.png?v=1787977018 NIR-II rare-earth nanoparticles β-NaGdF4@NaGdF4:Yb/Er@NaYF4:Yb@NaNdF4:Yb, 0.1mM, λex 808 nm; λem 1525 nm NIR-II rare-earth nanoparticles β-NaGdF4@NaGdF4:Yb/Er@NaYF4:Yb@NaNdF4:Yb, 0.1mM, λex 808 nm; λem 1525 nm|9446041 https://www.jk-sci.com/products/j5305111 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/83c1a830ade728ebb9a543aabcdc5056.jpg?v=1791417807 4-Benzoyl-D-phenylalanine, Chiral HPLC ≥ 99% (ee) || Purity by HPLC ≥ 98% | 201466-03-7 4-Benzoyl-D-phenylalanine|05111|201466-03-7 https://www.jk-sci.com/products/s57c4x-109964 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/70dabf95479b11582657f31834115f23.jpg?v=1791384443 Alogliptin Impurity 64, 97.30% | 1485536-93-3 Alogliptin Impurity 64|C4X-109964|1485536-93-3 https://www.jk-sci.com/products/s57c4x-10998 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/18756172e518d9f5c61969a52dc89365.jpg?v=1791384438 Alogliptin Impurity 8, 96.10% | 1820685-30-0 Alogliptin Impurity 8|C4X-10998|1820685-30-0 https://www.jk-sci.com/products/j5305115 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bfe1902ec0381754420e2c327fffd32c.jpg?v=1791417800 Fmoc-4-benzoyl-L-phenylalanine, Purity by HPLC ≥ 98% | 117666-96-3 Fmoc-4-benzoyl-L-phenylalanine|05115|117666-96-3 https://www.jk-sci.com/products/j5305131 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e4e70dfa3119e061936949ada5d574a1.jpg?v=1791417765 Boc-3,4-difluoro-L-phenylalanine dicyclohexylammonium salt, Purity by HPLC ≥ 99% | 198474-91-8 Boc-3,4-difluoro-L-phenylalanine dicyclohexylammonium salt|05131|198474-91-8 https://www.jk-sci.com/products/j5305124 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/774c4de7b39abda305eaf69ce3f3ff93.jpg?v=1791417776 Boc-O-benzyl-D-homoserine, Assay ≥ 97% || Purity by HPLC ≥ 99% | 150009-60-2 Boc-O-benzyl-D-homoserine|05124|150009-60-2 https://www.jk-sci.com/products/j5305126 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/398dc483b1872d922aa843b679144791.jpg?v=1791417776 D-Homotyrosine hydrobromide salt, Purity by HPLC ≥ 98% | 185617-14-5 D-Homotyrosine hydrobromide salt|05126|185617-14-5 https://www.jk-sci.com/products/s57c4x-110011 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fe286b3d318f5bf0e27bca72dbb32d22.jpg?v=1791384431 Vildagliptin Impurity 11, 99.90% | 207557-35-5 Vildagliptin Impurity 11|C4X-110011|207557-35-5 https://www.jk-sci.com/products/s57c4x-110018 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/367730_0959f13a-dd32-461f-a1e8-5248338f105e.png?v=1791384426 Vildagliptin Impurity 18, 98.00% | 5001-18-3 Vildagliptin Impurity 18|C4X-110018|5001-18-3 https://www.jk-sci.com/products/s57c4x-110040 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/da180899e13140de69a37d789bc5bfbe.jpg?v=1791384421 Vildagliptin Impurity 40, 83.70% | 19943-27-2 Vildagliptin Impurity 40|C4X-110040|19943-27-2 https://www.jk-sci.com/products/s57c4x-110073 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/99a99d0080aa056d09948d6b3309b82c.jpg?v=1791384415 Vildagliptin Impurity 73, 98.00% | 1811569-16-0 Vildagliptin Impurity 73|C4X-110073|1811569-16-0 https://www.jk-sci.com/products/a019446043 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ee8dcfa5-967e-46a2-8700-f19c1f16c5eb.png?v=1787977017 NIR-II rare-earth nanoparticles β-NaGdF4@NaGdF4:Yb/Ho@NaYF4:Yb@NaNdF4:Yb, 0.1mM, λex 808 nm; λem 1155 nm NIR-II rare-earth nanoparticles β-NaGdF4@NaGdF4:Yb/Ho@NaYF4:Yb@NaNdF4:Yb, 0.1mM, λex 808 nm; λem 1155 nm|9446043 https://www.jk-sci.com/products/j5305162 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/20104188d63d0fde13e43421aa43b323.jpg?v=1791417742 Fmoc-N-methyl-L-phenylalanine 4-alkoxybenzyl alcohol resin, Mesh Size 100 - 200 mesh || Substitution (meq/g) 0.3 - 0.8 meq/g Fmoc-N-methyl-L-phenylalanine 4-alkoxybenzyl alcohol resin|05162 https://www.jk-sci.com/products/s57c4x-110050 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fac145ea99866097c632ed7add05c978.jpg?v=1791384415 Vildagliptin Impurity 50, 94.00% | 25006-60-4 Vildagliptin Impurity 50|C4X-110050|25006-60-4 https://www.jk-sci.com/products/s57c4x-110078 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5359ec85378fbb819077b917dcb598dd.jpg?v=1791384410 Vildagliptin Impurity 78, 95.50% | 2246354-69-6 Vildagliptin Impurity 78|C4X-110078|2246354-69-6 https://www.jk-sci.com/products/s57c4x-110083 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_728ca308-d38f-4ad3-b23c-8de576909cb1.png?v=1791384405 N-Nitroso Vildagliptin Carboxylic Acid, 94.20% N-Nitroso Vildagliptin Carboxylic Acid|C4X-110083 https://www.jk-sci.com/products/s57c4x-110117 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/32477de0f02641a6edb8858c44da5ef4.jpg?v=1791384394 Linagliptin Impurity 17, 99.00% | 6140-11-0 Linagliptin Impurity 17|C4X-110117|6140-11-0 https://www.jk-sci.com/products/s57c4x-1101113 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2af56ca331734599d57d365935183883.jpg?v=1791384400 Linagliptin Impurity 113, 96.20% | 2803369-89-1 Linagliptin Impurity 113|C4X-1101113|2803369-89-1 https://www.jk-sci.com/products/s57c4x-110110 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/672733ca5cebfe4e02d2d346c4de365c.jpg?v=1791384401 Linagliptin Impurity 10, Purity: 98.3% | 1646355-34-1 Linagliptin Impurity 10|C4X-110110|1646355-34-1 https://www.jk-sci.com/products/s57c4x-110129 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/53fbf2938cefbe1c288c3c55b5c184f5.jpg?v=1791384389 Linagliptin Impurity 29, 94.90% | 1911621-52-7 Linagliptin Impurity 29|C4X-110129|1911621-52-7 https://www.jk-sci.com/products/a019446044 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_840d628d-b8c8-44f6-8915-0d8f6b38e727.png?v=1787977013 NIR-II rare-earth nanoparticles β-NaGdF4:Yb,Ho,Er@NaGdF4:Yb@NaGdF4:Yb/Nd, 0.1mM, λex 808 nm; λem 1180/1340/1525 nm NIR-II rare-earth nanoparticles β-NaGdF4:Yb,Ho,Er@NaGdF4:Yb@NaGdF4:Yb/Nd, 0.1mM, λex 808 nm; λem 1180/1340/1525 nm|9446044 https://www.jk-sci.com/products/j5305170 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7477e3140717210f6fbbce3c05bff54c.jpg?v=1791417738 Fmoc-3-(2-naphthyl)-L-alanine 4-alkoxybenzyl alcohol resin, Mesh Size 100-200 mesh || Substitution (meq/g) 0.3-0.8 meq/g Fmoc-3-(2-naphthyl)-L-alanine 4-alkoxybenzyl alcohol resin|05170 https://www.jk-sci.com/products/s57c4x-110132 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/58e852612fd8cf9c43b65ea81298af3d_d9d1d944-9a15-4e68-813b-d90972d2dbf9.jpg?v=1791384383 Linagliptin Impurity 32, 99.40% | 109113-72-6 Linagliptin Impurity 32|C4X-110132|109113-72-6 https://www.jk-sci.com/products/j5305195 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/606a16dd4bb193187c8076b204031a14.jpg?v=1791417714 Boc-Ala-Pro-OH, Purity by HPLC ≥ 98% | 33300-72-0 Boc-Ala-Pro-OH|05195|33300-72-0 https://www.jk-sci.com/products/j5305173 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/91eae544d53c8010b78f88ed0d354690.jpg?v=1791417733 Fmoc-4-fluoro-D-phenylalanine 4-alkoxybenzyl alcohol resin, Mesh Size 100 - 200 mesh || Substitution (meq/g) 0.3 - 0.8 mmol/g Fmoc-4-fluoro-D-phenylalanine 4-alkoxybenzyl alcohol resin|05173 https://www.jk-sci.com/products/j5305176 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9df0b276cc558a3e1c360ec000ba78df.jpg?v=1791417733 L-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid-2-chlorotrityl-resin, Mesh Size 200 - 400 mesh || Substitution (meq/g) 0.3 - 0.9 mmol/g L-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid-2-chlorotrityl-resin|05176 https://www.jk-sci.com/products/s57c4x-110137 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/541367_f920b65e-ce58-4727-915c-8ce6ec99e1ec.png?v=1791384383 Linagliptin Impurity 37, 98.70% | 216854-23-8 Linagliptin Impurity 37|C4X-110137|216854-23-8 https://www.jk-sci.com/products/j5305229 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cd209dec64b6f3d177a9fe2ab8173d26.jpg?v=1791417677 Boc-4-(aminomethyl)-L-phenylalanine, Purity by HPLC ≥ 97% | 137452-49-4 Boc-4-(aminomethyl)-L-phenylalanine|05229|137452-49-4 https://www.jk-sci.com/products/s57c4x-11014 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b407abe5-ffea-47da-a029-c7d0ceb846a4.png?v=1791384378 Linagliptin Impurity 4, Purity: 98.7% Linagliptin Impurity 4|C4X-11014 https://www.jk-sci.com/products/s57c4x-110141 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/62ee2317b0b6053a14ca929606e63572.jpg?v=1791384372 Linagliptin Impurity 41, 99.50% | 2074688-84-7 Linagliptin Impurity 41|C4X-110141|2074688-84-7 https://www.jk-sci.com/products/s57c4x-110144 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a3d17133-eaab-4e0c-bce1-382252be540d.png?v=1791384372 Linagliptin Impurity 44, 98.30% Linagliptin Impurity 44|C4X-110144 https://www.jk-sci.com/products/s57c4x-110146 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/309892145f7228c3c96df6e86fe9ff77_fbb4f246-f655-44f2-ba51-820727aeffa1.jpg?v=1791384365 Linagliptin Impurity 46, 97.20% | 668273-75-4 Linagliptin Impurity 46|C4X-110146|668273-75-4 https://www.jk-sci.com/products/s57c4x-110151 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/09946b295ce4cb6fffd9066636716ff1.jpg?v=1791384361 Linagliptin Impurity 51, 99.30% | 886588-63-2 Linagliptin Impurity 51|C4X-110151|886588-63-2 https://www.jk-sci.com/products/s57c4x-110157 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3efd56750028c6f130a0c4808087c95d.jpg?v=1791384359 Linagliptin Impurity 57, Purity: 99.8% | 2416949-69-2 Linagliptin Impurity 57|C4X-110157|2416949-69-2 https://www.jk-sci.com/products/s57c4x-11017 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/466c7898f24ecf3b2b3f6f582f86632f.jpg?v=1791384350 Linagliptin Impurity 7, 95.80% | 1446263-38-2 Linagliptin Impurity 7|C4X-11017|1446263-38-2 https://www.jk-sci.com/products/s57c4x-11019 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7473773f94d45a5166d0feda53f5706b.jpg?v=1791384345 Linagliptin Impurity 9, 90.90% | 668270-11-9 Linagliptin Impurity 9|C4X-11019|668270-11-9 https://www.jk-sci.com/products/s57c4x-110177 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/52a37a5ffe275f5b7eca9dbba403c239.jpg?v=1791384350 Linagliptin Impurity 77, 98.20% | 1673546-62-7 Linagliptin Impurity 77|C4X-110177|1673546-62-7 https://www.jk-sci.com/products/s57c4x-110160 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/abb9f1379deae9faf88ae02f39ff5613.jpg?v=1791384354 Linagliptin Impurity 60, Purity: 97.8% | 1955514-80-3 Linagliptin Impurity 60|C4X-110160|1955514-80-3 https://www.jk-sci.com/products/s57c4x-11022 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c884afc33dcf9a243912dd48f54bacfe.jpg?v=1791384339 Glimepiride EP Impurity B, 99.40% | 119018-29-0 Glimepiride EP Impurity B|C4X-11022|119018-29-0 https://www.jk-sci.com/products/s57c4x-110322 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/336053_b927f5a9-5779-4344-b7ec-d648b812bff9.png?v=1791384328 Dutasteride Impurity 22, 98.10% | 320-88-7 Dutasteride Impurity 22|C4X-110322|320-88-7 https://www.jk-sci.com/products/s57c4x-11027 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_34f64bd4-00a1-4b80-9537-7ebc4692f269.png?v=1791384336 Glimepiride EP Impurity G, 98.50% Glimepiride EP Impurity G|C4X-11027 https://www.jk-sci.com/products/s57c4x-110318 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f4c6d046a0c36dd04d2dec202a056233.jpg?v=1791384333 Dutasteride EP Impurity I, 94.90% | 1648593-70-7 Dutasteride EP Impurity I|C4X-110318|1648593-70-7 https://www.jk-sci.com/products/s57c4x-1065216 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_589d55b6-da1d-4f15-8c8d-86099e3282c7.png?v=1791386138 Empagliflozin impurity 216, 93.50% Empagliflozin impurity 216|C4X-1065216 https://www.jk-sci.com/products/s57c4x-107443 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9198f527a9c07e622567ef486e37e99b.jpg?v=1791385737 Moxifloxacin Impurity 43, Purity: 98.8% | 121577-35-3 Moxifloxacin Impurity 43|C4X-107443|121577-35-3 https://www.jk-sci.com/products/s57c4x-107032 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ca1eb577ddd234d50b66e3c8794368f3.jpg?v=1791385973 Abiraterone Impurity 32, 99.70% | 2283-82-1 Abiraterone Impurity 32|C4X-107032|2283-82-1 https://www.jk-sci.com/products/s57c4x-10776 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ec8606d841bd373faddebc9cdb6a9ee9.jpg?v=1791385604 Entecavir EP Impurity B, 100.00% | 1367369-77-4 Entecavir EP Impurity B|C4X-10776|1367369-77-4 https://www.jk-sci.com/products/s57c4x-10815 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c048a39e-dac8-4920-a9c5-22a8ee2ca541.png?v=1791385445 Diacerein EP Impurity F, 92.90% Diacerein EP Impurity F|C4X-10815 https://www.jk-sci.com/products/s57c4x-109229 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_750de1fd-e419-4c47-a966-e287b62514f8.png?v=1791384866 Dronedarone Impurity 29, 98.50% Dronedarone Impurity 29|C4X-109229 https://www.jk-sci.com/products/s57c4x-108742 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6bc85142734605a898e59699c4a89e91.jpg?v=1791385095 Tadalafil Impurity 42, 99.00% | 1598416-05-7 Tadalafil Impurity 42|C4X-108742|1598416-05-7 https://www.jk-sci.com/products/s57c4x-108343 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fb8d675cfeb90f7e33b9130eb532dc27.jpg?v=1791385303 Levocetirizine Impurity 43, 89.80% | 1116338-10-3 Levocetirizine Impurity 43|C4X-108343|1116338-10-3 https://www.jk-sci.com/products/s57c4x-10871 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/29455fb3b2bbe807cdf3ec87fbfe64d0.jpg?v=1791385159 Tadalafil EP Impurity A, 93.90% | 171596-27-3 Tadalafil EP Impurity A|C4X-10871|171596-27-3 https://www.jk-sci.com/products/s57c4x-108549 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_22f6623f-b4a0-4457-a0f4-74ac0ab2169c.png?v=1791385186 Ambroxol Impurity 49 HCl, 92.90% Ambroxol Impurity 49 HCl|C4X-108549 https://www.jk-sci.com/products/s57c4x-108834 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9471af4e0b3693468b20bab9264120ea.jpg?v=1791385055 Apixaban Impurity 34, 100.00% | 1619934-76-7 Apixaban Impurity 34|C4X-108834|1619934-76-7 https://www.jk-sci.com/products/s57c4x-108897 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e62ad130c7627bfb71ded1bc3bb62729.jpg?v=1791385021 Apixaban Impurity 97, Purity: 97.9% | 1998079-14-3 Apixaban Impurity 97|C4X-108897|1998079-14-3 https://www.jk-sci.com/products/s57c4x-10907 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/214447_5840f844-a5b9-4286-b568-813b6cd735ae.png?v=1791384902 Rivaroxaban EP Impurity F, 99.40% | 24065-33-6 Rivaroxaban EP Impurity F|C4X-10907|24065-33-6 https://www.jk-sci.com/products/s57c4x-109311 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/02ab161786b238b668e9216e8b4e9605.jpg?v=1791384848 Ticagrelor Impurity 11, Purity: 97.3% | 2248538-63-6 Ticagrelor Impurity 11|C4X-109311|2248538-63-6 https://www.jk-sci.com/products/s57c4x-1093162 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/222c8de76779ac04b9ef99b33b903ea9.jpg?v=1791384827 Ticagrelor impurity 162 HCl, Purity: 96.7% | 1643378-54-4 Ticagrelor impurity 162 HCl|C4X-1093162|1643378-54-4 https://www.jk-sci.com/products/s57c4x-10936 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ece7843629bfe7c5238552a943dcb00b_1b1f0f32-7cbb-4147-acc4-c67db9442554.jpg?v=1791384805 Ticagrelor Impurity 6, 99.90% | 1616703-93-5 Ticagrelor Impurity 6|C4X-10936|1616703-93-5 https://www.jk-sci.com/products/s57c4x-109345 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_82755c0f-5d45-4568-8b6f-d1bbbb08b204.png?v=1791384810 Ticagrelor Impurity 45, 98.70% Ticagrelor Impurity 45|C4X-109345 https://www.jk-sci.com/products/s57c4x-109328 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7657699fbad6a6dbbdaa94ebfba33313.jpg?v=1791384823 Ticagrelor impurity 28, 98.60% | 2205903-73-5 Ticagrelor impurity 28|C4X-109328|2205903-73-5 https://www.jk-sci.com/products/s57c4x-109383 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1230424_163cbb16-4db1-43a1-9f38-d635f8924fbf.png?v=1791384793 Ticagrelor Impurity 83, 99.70% | 376608-71-8 Ticagrelor Impurity 83|C4X-109383|376608-71-8 https://www.jk-sci.com/products/s57c4x-109398 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/39ea98b7e9648c676b359e2d8da4a8ca.jpg?v=1791384786 Ticagrelor impurity 98, 97.90% | 1548397-10-9 Ticagrelor impurity 98|C4X-109398|1548397-10-9 https://www.jk-sci.com/products/s57c4x-109414 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d307a1e39f9c3725aade5d8e84f5335d_e79dab48-f17c-4baa-8a6a-dc450832801c.jpg?v=1791384774 Felodipine Impurity 14, 96.70% | 95306-64-2 Felodipine Impurity 14|C4X-109414|95306-64-2 https://www.jk-sci.com/products/s57c4x-109520 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2e47db65b1b94c740722bff46f46d009.jpg?v=1791384743 Amlodipine Impurity 20, 90.90% | 400024-08-0 Amlodipine Impurity 20|C4X-109520|400024-08-0 https://www.jk-sci.com/products/s57c4x-10943 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a213cb2dbd9d8644f327501fed471445_646d9e2c-f534-4f2e-9d6e-1200c380ceb8.jpg?v=1791384759 Felodipine EP Impurity A, 98.10% | 96382-71-7 Felodipine EP Impurity A|C4X-10943|96382-71-7 https://www.jk-sci.com/products/s57c4x-109510 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9e4d4d614d863079f0f5ffad3fdc2c69.jpg?v=1791384754 Amlodipine N-Lactoside (Mixture of Diastereomers), 95.50% | 2173291-00-2 Amlodipine N-Lactoside (Mixture of Diastereomers)|C4X-109510|2173291-00-2 https://www.jk-sci.com/products/s57c4x-10953 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f2e09c1891448b12e99be4c64f540698.jpg?v=1791384732 Amlodipine Besylate Impurity C, 95.40% | 721958-74-3 Amlodipine Besylate Impurity C|C4X-10953|721958-74-3 https://www.jk-sci.com/products/s57c4x-109556 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5c7e9bc0ba2e459156171224b5f5a121.jpg?v=1791384709 Amlodipine Impurity 56, 98.20% | 2418591-36-1 Amlodipine Impurity 56|C4X-109556|2418591-36-1 https://www.jk-sci.com/products/s57c4x-109538 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5ad533b739723155319aa833a6be804c.jpg?v=1791384722 Amlodipine Impurity 38, 88.10% | 113994-37-9 Amlodipine Impurity 38|C4X-109538|113994-37-9 https://www.jk-sci.com/products/s57c4x-10958 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5d2aa20dbd29437b69460153a662125c_5fd49cd0-62b0-40e4-9d96-30d8ab88adec.jpg?v=1791384687 Amlodipine Besylate EP Impurity H, 90.30% | 318465-73-5 Amlodipine Besylate EP Impurity H|C4X-10958|318465-73-5 https://www.jk-sci.com/products/s57c4x-1096113 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/754a63f1736d5c5c0ffe53df58f10100.jpg?v=1791384672 Azilsartan Impurity 113, 94.50% | 177965-03-6 Azilsartan Impurity 113|C4X-1096113|177965-03-6 https://www.jk-sci.com/products/s57c4x-1096137 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_aa3ee6fc-a72a-4457-97eb-95411f31f8d4.png?v=1791384662 Azilsartan Impurity 137, Purity: 98.6% Azilsartan Impurity 137|C4X-1096137 https://www.jk-sci.com/products/s57c4x-109617 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_aba2c96d-fcbc-4517-b3c0-2f7f6102ffba.png?v=1791384643 Azilsartan Impurity 17, 95.20% Azilsartan Impurity 17|C4X-109617 https://www.jk-sci.com/products/s57c4x-109626 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d01c2bb0a04902c03aa3fc2bc87760e9.jpg?v=1791384640 Azilsartan Impurity 26, 97.20% | 1397836-41-7 Azilsartan Impurity 26|C4X-109626|1397836-41-7 https://www.jk-sci.com/products/s57c4x-109645 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3d635a3d0043e5dc14ca0664da3c45b2.jpg?v=1791384626 Azilsartan Impurity 45, 99.50% | 139481-41-7 Azilsartan Impurity 45|C4X-109645|139481-41-7 https://www.jk-sci.com/products/s57c4x-109615 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/667127ab0d48674f6e720322e54938a0.jpg?v=1791384651 Azilsartan Impurity 15, 94.50% | 1442400-65-8 Azilsartan Impurity 15|C4X-109615|1442400-65-8 https://www.jk-sci.com/products/s57c4x-109657 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2211a8e87d707972048bf50b5b9ee800.jpg?v=1791384604 Azilsartan Impurity 57, 95.50% | 3031851-96-1 Azilsartan Impurity 57|C4X-109657|3031851-96-1 https://www.jk-sci.com/products/s57c4x-109669 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1ac67276de7276f656f904c647cb8b15_342a523b-efe7-4fa9-8398-95b0c127455a.jpg?v=1791384600 Azilsartan Impurity 69, 90.50% | 91526-18-0 Azilsartan Impurity 69|C4X-109669|91526-18-0 https://www.jk-sci.com/products/s57c4x-109681 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_09c8e91e-ed8d-46a7-a7db-513abc547547.png?v=1791384588 Azilsartan Impurity 81, 99.90% Azilsartan Impurity 81|C4X-109681 https://www.jk-sci.com/products/s57c4x-10965 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/90a56534051f274c0af38ce8877f8ef1.jpg?v=1791384610 Azilsartan Impurity 5, 98.00% | 147404-76-0 Azilsartan Impurity 5|C4X-10965|147404-76-0 https://www.jk-sci.com/products/s57c4x-1097 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/300336.png?v=1791384583 Olmesartan, 99.70% | 144689-63-4 Olmesartan|C4X-1097|144689-63-4 https://www.jk-sci.com/products/s57c4x-109716 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/540991_f60168d1-375f-4106-880e-0370a2c9d741.png?v=1791384575 Olmesartan Impurity 16, 95.30% | 124750-53-4 Olmesartan Impurity 16|C4X-109716|124750-53-4 https://www.jk-sci.com/products/s57c4x-109761 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/278fd7bb5be1ec325c7045425c41214b.jpg?v=1791384537 Olmesartan Impurity 61, Purity: 95.1% | 151052-34-5 Olmesartan Impurity 61|C4X-109761|151052-34-5 https://www.jk-sci.com/products/s57c4x-109730 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ac3b5837b8fc23dc2e389d1e34928cf2.jpg?v=1791384555 Olmesartan Impurity 30, Purity: 98.8% | 157356-73-5 Olmesartan Impurity 30|C4X-109730|157356-73-5 https://www.jk-sci.com/products/s57c4x-109813 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/513c93a1796cb8625ffa5a7b741235f6.jpg?v=1791384514 Ezetimibe Impurity 13(Open Ring Impurity), 98.60% | 1197811-72-5 Ezetimibe Impurity 13(Open Ring Impurity)|C4X-109813|1197811-72-5 https://www.jk-sci.com/products/s57c4x-10979 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/512647_0f858339-c123-445d-81fd-f2456908df6c.png?v=1791384532 Olmesartan Impurity 3, 91.50% | 80841-78-7 Olmesartan Impurity 3|C4X-10979|80841-78-7 https://www.jk-sci.com/products/s57c4x-109823 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9ec55790f45d0c11173add73febf886f.jpg?v=1791384496 Ezetimibe o-Fluorobenzene Isomer, 98.70% | 2743547-96-6 Ezetimibe o-Fluorobenzene Isomer|C4X-109823|2743547-96-6 https://www.jk-sci.com/products/s57c4x-10982 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f0d3e05ed53798dc4bcfc04ba9a054ac.jpg?v=1791384503 S,S,S-Ezetimibe, 98.30% | 1593543-07-7 S,S,S-Ezetimibe|C4X-10982|1593543-07-7 https://www.jk-sci.com/products/s57c4x-109831 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c51e96ffcbf2f085fb05c1ff7698227a.jpg?v=1791384489 R,R,R-Ezetimibe, 99.10% | 1593542-96-1 R,R,R-Ezetimibe|C4X-109831|1593542-96-1 https://www.jk-sci.com/products/s57c4x-109836 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/589097_78ebd07b-3702-4af5-b41b-0cf7b80eadb6.png?v=1791384483 Ezetimibe Impurity 36, 99.90% | 189028-93-1 Ezetimibe Impurity 36|C4X-109836|189028-93-1 https://www.jk-sci.com/products/s57c4x-109847 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/437720_8bd10e7d-f5e7-49ee-87e4-eefdc129c64f.png?v=1791384475 Ezetimibe Impurity 47, 100.00% | 3382-63-6 Ezetimibe Impurity 47|C4X-109847|3382-63-6 https://www.jk-sci.com/products/s57c4x-109854 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2eb6a3e3207628e05133c242b277ac30.jpg?v=1791384466 (E)-4-(((2-fluorophenyl)imino)methyl)phenol, 99.90% | 1829558-56-6 (E)-4-(((2-fluorophenyl)imino)methyl)phenol|C4X-109854|1829558-56-6 https://www.jk-sci.com/products/s57c4x-109878 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_82ed7e02-3fcc-4ca7-ad4a-b9e637afc035.png?v=1791384457 Ezetimibe Impurity 78, Purity: 98.2% Ezetimibe Impurity 78|C4X-109878 https://www.jk-sci.com/products/s57c4x-109956 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/402006_56874cb0-4239-466f-91b8-83d910dd971c.png?v=1791384453 Alogliptin Impurity 56, 99.50% | 454713-13-4 Alogliptin Impurity 56|C4X-109956|454713-13-4 https://www.jk-sci.com/products/s57c4x-110014 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/56879182ac915bd14a267c95a2d1ec1c.jpg?v=1791384432 Vildagliptin impurity 14, 99.00% | 948574-56-9 Vildagliptin impurity 14|C4X-110014|948574-56-9 https://www.jk-sci.com/products/s57c4x-109974 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/07410b6442959ffae5f22fac58b9b31e.jpg?v=1791384439 Alogliptin impurity 74, 94.30% | 2819242-71-0 Alogliptin impurity 74|C4X-109974|2819242-71-0 https://www.jk-sci.com/products/s57c4x-11005 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_160a4ecb-aca7-43ae-8809-231c1755041c.png?v=1791384420 Vildagliptin Impurity 5, 95.30% Vildagliptin Impurity 5|C4X-11005 https://www.jk-sci.com/products/s57c4x-110111 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/839c75dba1a01bd935aa75ca39733460.jpg?v=1791384400 Linagliptin Impurity 11, Purity: 99.3% | 2279114-31-5 Linagliptin Impurity 11|C4X-110111|2279114-31-5 https://www.jk-sci.com/products/s57c4x-1101 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3fe8fc2c4c6eb57ef49394870be2317c.jpg?v=1791384404 Linagliptin, 98.90% | 668270-12-0 Linagliptin|C4X-1101|668270-12-0 https://www.jk-sci.com/products/s57c4x-110077 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d9bbec7b-97bc-461d-8204-6e025222b064.png?v=1791384410 Vildagliptin Impurity 77, 98.90% Vildagliptin Impurity 77|C4X-110077 https://www.jk-sci.com/products/s57c4x-110128 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/796415_873f2bc5-d0ec-4346-98bd-e7f6c0c0d7e2.png?v=1791384389 Linagliptin Impurity 28, 95.10% | 93703-24-3 Linagliptin Impurity 28|C4X-110128|93703-24-3 https://www.jk-sci.com/products/s57c4x-110136 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/aa4650acfa72ddd46b3dd7d98d22b3cd.jpg?v=1791384384 Linagliptin Impurity 36, 98.30% | 1638744-06-5 Linagliptin Impurity 36|C4X-110136|1638744-06-5 https://www.jk-sci.com/products/s57c4x-110189 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_588639a1-da67-4eda-a2e5-31432243e828.png?v=1791384344 Linagliptin Impurity 89, 96.80% Linagliptin Impurity 89|C4X-110189 https://www.jk-sci.com/products/s57c4x-110145 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f17412b9-51aa-4877-a837-0df499676cb3.png?v=1791384367 Linagliptin Impurity 45, 96.90% Linagliptin Impurity 45|C4X-110145 https://www.jk-sci.com/products/s57c4x-110140 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7d80d8cc-246c-4971-886f-1686753d5e09.png?v=1791384378 Linagliptin Impurity 40, 97.20% Linagliptin Impurity 40|C4X-110140 https://www.jk-sci.com/products/s57c4x-11023 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cc63f561d4dbdd212f4449f617e693ae.jpg?v=1791384339 Glimepiride impurity C, 98.90% | 119018-30-3 Glimepiride impurity C|C4X-11023|119018-30-3 https://www.jk-sci.com/products/s57c4x-110161 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_33e383b6-1f60-458a-abbc-845d95b5f4f2.png?v=1791384355 Linagliptin Impurity 61 HCl, 90.60% Linagliptin Impurity 61 HCl|C4X-110161 https://www.jk-sci.com/products/s57c4x-110155 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_81cb49be-1804-4d2f-a650-2ac50741514e.png?v=1791384361 Linagliptin Impurity 55, Purity: 92.6% Linagliptin Impurity 55|C4X-110155 https://www.jk-sci.com/products/s57c4x-110321 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9e95c2e9cbf7c6443a8367cb50cc7749.jpg?v=1791384332 Dutasteride Impurity 21, 99.70% | 4640-41-9 Dutasteride Impurity 21|C4X-110321|4640-41-9 https://www.jk-sci.com/products/s57c4x-1105 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/242568_6f0072e2-91dc-4634-9823-3e467bc59395.png?v=1791384320 Palonosetron Hydrochloride, 99.10% | 135729-62-3 Palonosetron Hydrochloride|C4X-1105|135729-62-3 https://www.jk-sci.com/products/s57c4x-11055 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/109a3450422fc2ed94b22ff6f13faac3.jpg?v=1791384310 Palonosetron Impurity 5, 95.70% | 135729-55-4 Palonosetron Impurity 5|C4X-11055|135729-55-4 https://www.jk-sci.com/products/s57c4x-11053 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/913237.png?v=1791384316 Palonosetron N-Oxide, 93.50% | 813425-83-1 Palonosetron N-Oxide|C4X-11053|813425-83-1 https://www.jk-sci.com/products/s57c4x-110511 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ecdf9d03b11c6600187241156a3ecb13.jpg?v=1791384316 (S,S)-Palonosetron Acid, Purity: 96.8% | 2407763-21-5 (S,S)-Palonosetron Acid|C4X-110511|2407763-21-5 https://www.jk-sci.com/products/s57c4x-11062 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/595280_fa6924c9-131d-487b-b5a8-4c1249eb0969.png?v=1791384299 Racecadotril EP Impurity B, 96.70% | 76721-89-6 Racecadotril EP Impurity B|C4X-11062|76721-89-6 https://www.jk-sci.com/products/s57c4x-11059 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2566ae7256ba68045795ca47399ca728.jpg?v=1791384304 Palonosetron Impurity 9, 95.40% | 2446343-19-5 Palonosetron Impurity 9|C4X-11059|2446343-19-5 https://www.jk-sci.com/products/s57c4x-11067 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2fa18efba8bed8cc3da8b977a2401c95.jpg?v=1791384295 Racecadotril EP Impurity G, Purity: 92.5% | 81110-69-2 Racecadotril EP Impurity G|C4X-11067|81110-69-2 https://www.jk-sci.com/products/s57c4x-1107 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/604029_52b268eb-5e51-4165-bff9-dd6492587e71.png?v=1791384289 Pramipexole, 99.80% | 104632-26-0 Pramipexole|C4X-1107|104632-26-0 https://www.jk-sci.com/products/s57c4x-11064 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4b75d999e7afb0ba0e996c977bdb8e59.jpg?v=1791384298 Racecadotril EP Impurity D, Purity: 96.3% | 123658-06-0 Racecadotril EP Impurity D|C4X-11064|123658-06-0 https://www.jk-sci.com/products/s57c4x-11073 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d2bfa8831cf91bc158afc837d3abaa9f.jpg?v=1791384273 Pramipexole EP Impurity C, 95.60% | 1973461-14-1 Pramipexole EP Impurity C|C4X-11073|1973461-14-1 https://www.jk-sci.com/products/s57c4x-110714 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/453173_90cd2226-46c0-4733-8684-07d674e69f91.png?v=1791384282 Pramipexole Impurity 14, 98.50% | 4570-41-6 Pramipexole Impurity 14|C4X-110714|4570-41-6 https://www.jk-sci.com/products/s57c4x-110711 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e4dd74747b81269bf6a5e78af4457f84.jpg?v=1791384288 Pramipexole Impurity 11 （and enantiomer）, 94.80% | 1246818-51-8 Pramipexole Impurity 11 （and enantiomer）|C4X-110711|1246818-51-8 https://www.jk-sci.com/products/s57c4x-110721 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/216475.png?v=1791384278 Pramipexole Dihydrochloride Monohydrate, 99.50% | 191217-81-9 Pramipexole Dihydrochloride Monohydrate|C4X-110721|191217-81-9 https://www.jk-sci.com/products/s57c4x-110745 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/346090_9c9d3a57-5c84-4428-ab2a-18ad2869f32a.png?v=1791384272 Pramipexole Impurity 45, 99.90% | 106092-11-9 Pramipexole Impurity 45|C4X-110745|106092-11-9 https://www.jk-sci.com/products/s57c4x-110752 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/69b9d2cf4b5976e28b776eb3b1d5d77a.jpg?v=1791384266 Pramipexole Impurity 52, 95.30% | 1254579-15-1 Pramipexole Impurity 52|C4X-110752|1254579-15-1 https://www.jk-sci.com/products/s57c4x-11076 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/336a7107ecaa62c5e83220cdd162f484.jpg?v=1791384262 Pramipexole Impurity BI-IO460BS, 99.90% | 1246833-75-9 Pramipexole Impurity BI-IO460BS|C4X-11076|1246833-75-9 https://www.jk-sci.com/products/s57c4x-110786 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_31e2b20b-b952-42a9-a27e-45eb42388382.png?v=1791384259 Pramipexole Impurity 86, 93.70% Pramipexole Impurity 86|C4X-110786 https://www.jk-sci.com/products/s57c4x-110812 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c4113acc-1d37-4c9d-af57-e05b00557f9d.png?v=1791384249 Agomelatine-d6, Purity>95% Agomelatine-d6|C4X-110812 https://www.jk-sci.com/products/s57c4x-11081 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f9c791ed917ed9291b6e1e84e51f7f16.jpg?v=1791384252 Agomelatine Impurity 1, 96.40% | 1385018-58-5 Agomelatine Impurity 1|C4X-11081|1385018-58-5 https://www.jk-sci.com/products/s57c4x-110832 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fcf18afe0254656332b98a9c23f7ab88.jpg?v=1791384230 Agomelatine Impurity 32, 99.80% | 138112-79-5 Agomelatine Impurity 32|C4X-110832|138112-79-5 https://www.jk-sci.com/products/s57c4x-110819 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c7fe68743cfa7b0b9ebcb459873d5715.jpg?v=1791384238 Agomelatine Impurity 19, 99.90% | 1352139-51-5 Agomelatine Impurity 19|C4X-110819|1352139-51-5 https://www.jk-sci.com/products/s57c4x-110814 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/69f858e222a208b7357889c11db91c73.jpg?v=1791384243 Agomelatine Impurity 14, 99.50% | 139525-77-2 Agomelatine Impurity 14|C4X-110814|139525-77-2 https://www.jk-sci.com/products/s57c4x-110820 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8e1e9394ee2c28c375dff0fed4e18d4f.jpg?v=1791384234 Agomelatine Impurity 20, 98.80% | 178677-39-9 Agomelatine Impurity 20|C4X-110820|178677-39-9 https://www.jk-sci.com/products/s57c4x-11084 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_cdb92697-e8fc-4630-9203-5dff6fe5dcab.png?v=1791384221 Agomelatine Impurity 4, 99.90% Agomelatine Impurity 4|C4X-11084 https://www.jk-sci.com/products/s57c4x-11088 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d06c540170c08109ee8c0610fd410938.jpg?v=1791384212 Agomelatine Impurity 8, 99.20% | 32820-10-3 Agomelatine Impurity 8|C4X-11088|32820-10-3 https://www.jk-sci.com/products/s57c4x-11086 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_31a302e4-58b6-4d3c-ba5c-665b362401cd.png?v=1791384215 Agomelatine Impurity 6, 91.30% Agomelatine Impurity 6|C4X-11086 https://www.jk-sci.com/products/s57c4x-110913 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/05ce05ae8fe0ab1491bc66c68fa9dad2.jpg?v=1791384204 Citalopram Impurity 13, 96.90% | 85118-25-8 Citalopram Impurity 13|C4X-110913|85118-25-8 https://www.jk-sci.com/products/s57c4x-110848 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ced606a3-3659-40e8-a13a-8cd191e36502.png?v=1791384221 Agomelatine Impurity 48, 95.90% Agomelatine Impurity 48|C4X-110848 https://www.jk-sci.com/products/s57c4x-11091 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ee073ac037093a67e52d97e27e190287.jpg?v=1791384208 Citalopram EP Impurity A, 97.30% | 64372-56-1 Citalopram EP Impurity A|C4X-11091|64372-56-1 https://www.jk-sci.com/products/s57c4x-111030 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_43d21b02-02f9-436a-8d42-7d8ab90f4134.png?v=1791384153 Blonanserin Impurity 30, 81.10% Blonanserin Impurity 30|C4X-111030 https://www.jk-sci.com/products/s57c4x-110938 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/372024.png?v=1791384178 Citalopram Impurity 38, 97.70% | 103146-26-5 Citalopram Impurity 38|C4X-110938|103146-26-5 https://www.jk-sci.com/products/s57c4x-110935 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/02e609db7d405067b8cbe9eda69b7b0b.jpg?v=1791384182 Citalopram EP Impurity B Oxalate, Purity: 97.1% | 1332724-03-4 Citalopram EP Impurity B Oxalate|C4X-110935|1332724-03-4 https://www.jk-sci.com/products/s57c4x-110929 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e853c0de97102e04c87fa551e95d94aa.jpg?v=1791384196 Escitalopram EP Impurity K Oxalate, 97.00% | 219861-53-7 Escitalopram EP Impurity K Oxalate|C4X-110929|219861-53-7 https://www.jk-sci.com/products/s57c4x-110957 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/317177_b7ec150c-964f-41d4-a622-26fafe79f78e.png?v=1791384172 (S)-Citalopram Oxalate, 99.50% | 219861-08-2 (S)-Citalopram Oxalate|C4X-110957|219861-08-2 https://www.jk-sci.com/products/s57c4x-11101 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6fce5221d49636edb1672a8f22c4bdde.jpg?v=1791384158 Blonanserin Impurity 1, 90.90% | 132810-75-4 Blonanserin Impurity 1|C4X-11101|132810-75-4 https://www.jk-sci.com/products/s57c4x-110924 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ea393b8d4d0d7f6f12bc5fee2828f0c9.jpg?v=1791384198 Citalopram EP Impurity G (Escitalopram EP Impurity G ) Oxalate, 94.30% | 1440961-12-5 Citalopram EP Impurity G (Escitalopram EP Impurity G ) Oxalate|C4X-110924|1440961-12-5 https://www.jk-sci.com/products/s57c4x-1112 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/434744.png?v=1791384107 Esomeprazole magnesium trihydrate, 95.00% | 217087-09-7 Esomeprazole magnesium trihydrate|C4X-1112|217087-09-7 https://www.jk-sci.com/products/s57c4x-111130 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e85b1a69acec07820644db4b2e313875.jpg?v=1791384113 Risperidone Impurity 30, 97.00% | 1894509-66-0 Risperidone Impurity 30|C4X-111130|1894509-66-0 https://www.jk-sci.com/products/s57c4x-111210 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ec7b3137e30f540de416de2ea42fcfc6_c776f0fc-822f-4b9b-be08-934a3d081db3.jpg?v=1791384097 Esomeprazol Impurity H431, 93.80% | 2227107-89-1 Esomeprazol Impurity H431|C4X-111210|2227107-89-1 https://www.jk-sci.com/products/s57c4x-111018 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9eb8a29a-7b9b-42fd-a79c-b48490a98590.png?v=1791384151 Blonanserin Impurity 18, Purity: 96.2% Blonanserin Impurity 18|C4X-111018 https://www.jk-sci.com/products/s57c4x-111114 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/db2fa636ef933f33a8c9717be5a91d61.jpg?v=1791384129 Risperidone EP Impurity I, 97.10% | 1329796-66-8 Risperidone EP Impurity I|C4X-111114|1329796-66-8 https://www.jk-sci.com/products/s57c4x-110987 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_bdc5234e-bb17-4816-9872-57bd5d35e69e.png?v=1791384164 Citalopram Impurity 21 Oxalate, 94.00% Citalopram Impurity 21 Oxalate|C4X-110987 https://www.jk-sci.com/products/s57c4x-11104 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9acdaf26-caf1-49d4-be2e-a38ba7afd3d5.png?v=1791384142 Blonanserin Impurity 4, 91.00% Blonanserin Impurity 4|C4X-11104 https://www.jk-sci.com/products/s57c4x-11111 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_22f8981f-0eed-44d4-a359-166d09ea1fa9.png?v=1791384141 Risperidone cis-N-oxide Impurity, 96.70% Risperidone cis-N-oxide Impurity|C4X-11111 https://www.jk-sci.com/products/s57c4x-111033 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/438957_1557d312-adb4-4253-8ea0-fca361a5f45a.png?v=1791384146 Blonanserin Impurity 33, 92.90% | 4640-67-9 Blonanserin Impurity 33|C4X-111033|4640-67-9 https://www.jk-sci.com/products/s57c4x-11118 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/aa9898fd2f9bf1dd2f798ea3699dda44.jpg?v=1791384107 Risperidone EP Impurity A, 97.60% | 691007-09-7 Risperidone EP Impurity A|C4X-11118|691007-09-7 https://www.jk-sci.com/products/s57c4x-111128 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3c08514f0643e5727e595a55e1233dc1.jpg?v=1791384119 Risperidone Impurity 28, 95.70% | 152542-00-2 Risperidone Impurity 28|C4X-111128|152542-00-2 https://www.jk-sci.com/products/s57c4x-11112 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8c0ff921-ff21-4101-8243-09998d05aada.png?v=1791384123 Risperidone trans-N-oxide impurity, 91.80% Risperidone trans-N-oxide impurity|C4X-11112 https://www.jk-sci.com/products/s57c4x-110931 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7951db01046e43e3a4627a089d4f4a83.jpg?v=1791384193 Citalopram EP Impurity M, 96.60% | 440121-09-5 Citalopram EP Impurity M|C4X-110931|440121-09-5 https://www.jk-sci.com/products/s57c4x-111125 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/00dd1e7c39e93a837b2863b28b09e4fb.jpg?v=1791384118 Risperidone Impurity 25, 90.70% | 832747-59-8 Risperidone Impurity 25|C4X-111125|832747-59-8 https://www.jk-sci.com/products/s57c4x-111117 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/437396.png?v=1791384129 Risperidone EP Impurity L, 99.40% | 63234-80-0 Risperidone EP Impurity L|C4X-111117|63234-80-0 https://www.jk-sci.com/products/s57c4x-110977 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3f9ece9d-e945-4c33-bbd0-5ff900cb8f30.png?v=1791384170 (S)-Citalopram-d4 Oxalate, Purity>95% (S)-Citalopram-d4 Oxalate|C4X-110977 https://www.jk-sci.com/products/s57c4x-111112 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9d357538450559646e25495371c6bc04.jpg?v=1791384134 Risperidone EP Impurity E, 99.10% | 1346602-28-5 Risperidone EP Impurity E|C4X-111112|1346602-28-5 https://www.jk-sci.com/products/s57c4x-1112105 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/408132_a48edd27-197c-4dbd-8f1d-eba23162d676.png?v=1791384091 Esomeprazole Impurity 105, 97.70% | 86604-78-6 Esomeprazole Impurity 105|C4X-1112105|86604-78-6 https://www.jk-sci.com/products/s57c4x-1112102 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1a89e59be00ee682d4b9053ac00262f0.jpg?v=1791384097 Esomeprazol Impurity H431, 97.60% | 1227380-90-6 Esomeprazol Impurity H431|C4X-1112102|1227380-90-6 https://www.jk-sci.com/products/s57c4x-1112113 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6dc0050fad5c0f4b86e167598fe78cb8.jpg?v=1791384081 Esomeprazole Impurity 113, 98.60% | 220771-03-9 Esomeprazole Impurity 113|C4X-1112113|220771-03-9 https://www.jk-sci.com/products/s57c4x-111213 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/790569.png?v=1791384082 Omeprazole EP Impurity F, 92.30% | 125656-82-8 Omeprazole EP Impurity F|C4X-111213|125656-82-8 https://www.jk-sci.com/products/s57c4x-111214 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3deba518-6895-4cee-b485-e082ea812157.png?v=1791384074 Esomeprazole Methyl Impurity, 97.30% Esomeprazole Methyl Impurity|C4X-111214 https://www.jk-sci.com/products/s57c4x-111220 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a36ea20d2c77401a209dccfce4689b8a.jpg?v=1791384071 Esomeprazole Impurity 20, 96.50% | 1346599-85-6 Esomeprazole Impurity 20|C4X-111220|1346599-85-6 https://www.jk-sci.com/products/s57c4x-1112108 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f54e2b68138dd08c6852ba37c8b9bf0a.jpg?v=1791384087 Esomeprazole Impurity 108, 95.90% | 74409-42-0 Esomeprazole Impurity 108|C4X-1112108|74409-42-0 https://www.jk-sci.com/products/s57c4x-111263 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_09b8fe49-0ac4-4d27-8769-c6dbe008eff1.png?v=1791384046 Omeprazole EP Impurity F&G, 93.60% Omeprazole EP Impurity F&G|C4X-111263 https://www.jk-sci.com/products/s57c4x-111253 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b7b0dba3fa213f4dcb6d4ba6592b41f6.jpg?v=1791384048 Omeprazole Impurity 53, 97.30% | 784143-42-6 Omeprazole Impurity 53|C4X-111253|784143-42-6 https://www.jk-sci.com/products/s57c4x-11123 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/160252_cd61cab8-f247-483c-87af-97d225bf5344.png?v=1791384063 Esomeprazole EP Impurity C(Omeprazole EP Impurity C), 99.80% | 73590-85-9 Esomeprazole EP Impurity C(Omeprazole EP Impurity C)|C4X-11123|73590-85-9 https://www.jk-sci.com/products/s57c4x-111227 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8c0db1598b1cb952c1802522b301d5d9.jpg?v=1791384068 Esomeprazole Impurity 27, 98.40% | 848694-10-0 Esomeprazole Impurity 27|C4X-111227|848694-10-0 https://www.jk-sci.com/products/s57c4x-111240 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6693b6b657a95fd82a351140d4d566f9.jpg?v=1791384053 Esomeprazole Impurity 40, 91.20% | 86604-80-0 Esomeprazole Impurity 40|C4X-111240|86604-80-0 https://www.jk-sci.com/products/s57c4x-111236 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f4b8dc134606a121a39deab9781a14ab.jpg?v=1791384058 Omeprazole Impurity 36, 93.20% | 704910-89-4 Omeprazole Impurity 36|C4X-111236|704910-89-4 https://www.jk-sci.com/products/s57c4x-111278 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4f32c2dc1966dcc3239568ceecbda467.jpg?v=1791384041 Esomeprazole Impurity 78, 99.80% | 49559-83-3 Esomeprazole Impurity 78|C4X-111278|49559-83-3 https://www.jk-sci.com/products/s57c4x-111299 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/434743.png?v=1791384035 EsoMeprazole, 96.20% | 119141-88-7 EsoMeprazole|C4X-111299|119141-88-7 https://www.jk-sci.com/products/s57c4x-111315 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/00154757ab2c60a253a2bfcbb78ad374.jpg?v=1791384029 Lansoprazole Impurity 15, 98.00% | 163119-30-0 Lansoprazole Impurity 15|C4X-111315|163119-30-0 https://www.jk-sci.com/products/s57c4x-11132 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/575689_c8d3d4ed-ffca-4997-a64d-31fdcb495b8b.png?v=1791384027 Lansoprazole EP Impurity B/USP Impurity A, 99.10% | 131926-99-3 Lansoprazole EP Impurity B/USP Impurity A|C4X-11132|131926-99-3 https://www.jk-sci.com/products/s57c4x-111285 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f9a6a443-df82-4177-9d2e-784463ac5a64.png?v=1791384035 Esomeprazole Impurity 85, 98.10% Esomeprazole Impurity 85|C4X-111285 https://www.jk-sci.com/products/s57c4x-111344 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/454912_607d9c76-ea7a-4e51-a364-9e474b0b5622.png?v=1791384012 Lansoprazole Impurity 44, 98.40% | 22710-07-2 Lansoprazole Impurity 44|C4X-111344|22710-07-2 https://www.jk-sci.com/products/s57c4x-111346 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/445772.png?v=1791384009 Lansoprazole Impurity 46, 97.30% | 86604-77-5 Lansoprazole Impurity 46|C4X-111346|86604-77-5 https://www.jk-sci.com/products/s57c4x-111350 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6f50208df63df59793388de420fffa3c.jpg?v=1791384004 Lansoprazole Impurity 50, Purity: 99.4% | 116418-99-6 Lansoprazole Impurity 50|C4X-111350|116418-99-6 https://www.jk-sci.com/products/s57c4x-111336 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b59a6f61-52f4-4ab3-bed1-bf41ffa21f4f.png?v=1791384016 Lansoprazole Impurity 36, 91.80% Lansoprazole Impurity 36|C4X-111336 https://www.jk-sci.com/products/s57c4x-111328 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2566f8951803574d131bc0014ad95206_e39038a6-a8f0-4881-a604-b88c0ea32e9c.jpg?v=1791384023 Lansoprazole Impurity 28, 95.50% | 152402-97-6 Lansoprazole Impurity 28|C4X-111328|152402-97-6 https://www.jk-sci.com/products/s57c4x-111358 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3a10250b4dfe062f0cc99fc1d8ef80e4.jpg?v=1791384003 Lansoprazole Impurity 58, Purity: 100.0% | 343871-48-7 Lansoprazole Impurity 58|C4X-111358|343871-48-7 https://www.jk-sci.com/products/s57c4x-111360 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_aec0ef91-0744-48c8-ba48-f723fad98284.png?v=1791383997 Lansoprazole Impurity 60, 95.80% Lansoprazole Impurity 60|C4X-111360 https://www.jk-sci.com/products/s57c4x-11138 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f8e096f7f0f2ba38001bbd2aa7f35354.jpg?v=1791383990 Lansoprazole Impurity 8, 99.40% | 127337-60-4 Lansoprazole Impurity 8|C4X-11138|127337-60-4 https://www.jk-sci.com/products/s57c4x-1114 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/924fb8ad96f624a8c59d5f82a9dfc779.jpg?v=1791383990 AcotiaMide Hydrochloride Trihydrate, 99.60% | 773092-05-0 AcotiaMide Hydrochloride Trihydrate|C4X-1114|773092-05-0 https://www.jk-sci.com/products/s57c4x-11168 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4c4d2455da748208389e6dd03e5442d0_7c451517-f7be-42a6-aaf9-fa1899033566.jpg?v=1791383980 Epirubicin hydrochloride, 93.40% | 56390-09-1 Epirubicin hydrochloride|C4X-11168|56390-09-1 https://www.jk-sci.com/products/s57c4x-107923 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_78fba829-e8d9-4f24-a469-ce9e72a2a748.png?v=1791385535 Tofacitinib Impurity 23 DiHCl, Purity: 99.6% Tofacitinib Impurity 23 DiHCl|C4X-107923 https://www.jk-sci.com/products/s57c4x-111530 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6d495b1055cf9e72b328a12ecafe3cf2.jpg?v=1791383985 Cabazitaxel Impurity 30, Purity: 98.1% | 183133-97-3 Cabazitaxel Impurity 30|C4X-111530|183133-97-3 https://www.jk-sci.com/products/s57c4x-107362 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9978037e69dcf33a34f89524577c8b56.jpg?v=1791385801 Linezolid Impurity 62, 98.90% | 16483-45-7 Linezolid Impurity 62|C4X-107362|16483-45-7 https://www.jk-sci.com/products/s57c4x-108812 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e4c6635ec92d5e0c811557e74562d5ee.jpg?v=1791385070 Apixaban Impurity 12, 90.30% | 1423803-24-0 Apixaban Impurity 12|C4X-108812|1423803-24-0 https://www.jk-sci.com/products/s57c4x-108617 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6074a5e8de45739fec2cc3e43b0a74a9.jpg?v=1791385174 Prasugrel Impurity 17, Purity: 99.5% | 109904-25-8 Prasugrel Impurity 17|C4X-108617|109904-25-8 https://www.jk-sci.com/products/s57c4x-108328 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6ed931ecf936bee342a1116135a18ca4.jpg?v=1791385320 Cetirizine EP Impurity C, 94.70% | 83881-59-8 Cetirizine EP Impurity C|C4X-108328|83881-59-8 https://www.jk-sci.com/products/s57c4x-108920 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f61b11394fa0ae5cd4ab520f49bf7901.jpg?v=1791385003 Dabigatran Impurity 20, 94.20% | 1408238-37-8 Dabigatran Impurity 20|C4X-108920|1408238-37-8 https://www.jk-sci.com/products/s57c4x-10926 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7eb06abb7834e91b66c6753ce617506e.jpg?v=1791384855 Dronedarone EP Impurity A HCl, 97.30% | 197431-02-0 Dronedarone EP Impurity A HCl|C4X-10926|197431-02-0 https://www.jk-sci.com/products/s57c4x-10939 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/00fc6c4192664c7e7f4eab9469daf9c9.jpg?v=1791384790 Ticagrelor Impurity 9, 93.70% | 1445580-43-7 Ticagrelor Impurity 9|C4X-10939|1445580-43-7 https://www.jk-sci.com/products/s57c4x-10932 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cc69c080083a7ed045404d6a420ab989.jpg?v=1791384821 Ticagrelor Impurity 2, 98.00% | 2216753-87-4 Ticagrelor Impurity 2|C4X-10932|2216753-87-4 https://www.jk-sci.com/products/s57c4x-109419 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/23bad90933aa9f4705a11e48187cff79.jpg?v=1791384771 Felodipine Impurity 19, 97.00% | 41935-71-1 Felodipine Impurity 19|C4X-109419|41935-71-1 https://www.jk-sci.com/products/s57c4x-109349 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/de519ff961539b45bbc8c75e0a3172b1.jpg?v=1791384803 Ticagrelor Impurity 49, 98.70% | 2435586-23-3 Ticagrelor Impurity 49|C4X-109349|2435586-23-3 https://www.jk-sci.com/products/s57c4x-109577 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/77fa18026f343cc5cb9c3458b6ad3b9c.jpg?v=1791384692 Amlodipine Impurity 77, 99.80% | 2802443-91-8 Amlodipine Impurity 77|C4X-109577|2802443-91-8 https://www.jk-sci.com/products/s57c4x-109512 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7724a2e1be932f9f34f88c2387e2c6ab.jpg?v=1791384751 Amlodipine (S)-Isomer, 97.00% | 103129-82-4 Amlodipine (S)-Isomer|C4X-109512|103129-82-4 https://www.jk-sci.com/products/s57c4x-1096125 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_54ab2bb9-b49c-4443-bf1a-850f063b3715.png?v=1791384667 Azilsartan Impurity 125 Acetate, 91.10% Azilsartan Impurity 125 Acetate|C4X-1096125 https://www.jk-sci.com/products/s57c4x-109532 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/447075_8909f0c0-4014-44f0-9b51-19752ce5ac6f.png?v=1791384726 Amlodipine, 99.50% | 88150-42-9 Amlodipine|C4X-109532|88150-42-9 https://www.jk-sci.com/products/s57c4x-109652 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8721934d4a1d9283cf148f980945490b.jpg?v=1791384609 Azilsartan Impurity 52, Purity: 97.8% | 1449029-77-9 Azilsartan Impurity 52|C4X-109652|1449029-77-9 https://www.jk-sci.com/products/s57c4x-109628 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/60a7d2bdae2e4b76ad67e82b93890f06.jpg?v=1791384632 Azilsartan Medoxomil, 92.20% | 863031-21-4 Azilsartan Medoxomil|C4X-109628|863031-21-4 https://www.jk-sci.com/products/s57c4x-1096162 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4e19f9ef-0598-4e75-a76b-b0e23f00d39a.png?v=1791384649 Azilsartan Impurity 162, 95.30% Azilsartan Impurity 162|C4X-1096162 https://www.jk-sci.com/products/s57c4x-109672 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/136435_2f8a4800-6802-4650-b4e9-7ea4776678b2.png?v=1791384593 Azilsartan Impurity 72, 99.60% | 21606-04-2 Azilsartan Impurity 72|C4X-109672|21606-04-2 https://www.jk-sci.com/products/s57c4x-109710 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ee8b3d02716daed88126148d871bd82b_25904b0d-0de3-443f-a240-66b7f686e7f0.jpg?v=1791384576 Olmesartan Medoxomilum EP Impurity C, 97.70% | 879562-26-2 Olmesartan Medoxomilum EP Impurity C|C4X-109710|879562-26-2 https://www.jk-sci.com/products/s57c4x-10974 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fa6e15b46e0e7289320bf9f4a529ab07.jpg?v=1791384542 Olmesartan EP impurity D, 94.90% | 1020157-01-0 Olmesartan EP impurity D|C4X-10974|1020157-01-0 https://www.jk-sci.com/products/s57c4x-109811 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/acf8961e67e2c1c696e7b0e1b06dba6c.jpg?v=1791384524 R,R,S-Ezetimibed, 98.20% | 163380-16-3 R,R,S-Ezetimibed|C4X-109811|163380-16-3 https://www.jk-sci.com/products/s57c4x-109821 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/76daa42c6e88d9a0ed16ef54611e4ca7.jpg?v=1791384499 Ezetimibe Desfluoroaniline analog, 99.70% | 302781-98-2 Ezetimibe Desfluoroaniline analog|C4X-109821|302781-98-2 https://www.jk-sci.com/products/s57c4x-109833 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2a45dadd1a2f67f0a35b0068fae9fcbf.jpg?v=1791384485 Ezetimibe Impurity 33, 94.60% | 1700622-07-6 Ezetimibe Impurity 33|C4X-109833|1700622-07-6 https://www.jk-sci.com/products/s57c4x-109851 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/361620_dbf96861-51cc-43f8-b657-c0fccecf6050.png?v=1791384471 Ezetimibe Impurity 51, 98.00% | 693-13-0 Ezetimibe Impurity 51|C4X-109851|693-13-0 https://www.jk-sci.com/products/s57c4x-109933 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/103138_56282dd5-6a75-4c09-9224-e9bc73d3957b.png?v=1791384457 Alogliptin Impurity 33, 98.00% | 123-56-8 Alogliptin Impurity 33|C4X-109933|123-56-8 https://www.jk-sci.com/products/s57c4x-11001 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4a12491fb919849fe819536fd57563c3.jpg?v=1791384432 Vildagliptin (2R)-Isomer, 95.40% | 1036959-27-9 Vildagliptin (2R)-Isomer|C4X-11001|1036959-27-9 https://www.jk-sci.com/products/s57c4x-11011 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f5f360ae-4e1a-48be-a045-c5d220aced5a.png?v=1791384403 Linagliptin Impurity 1, Purity: 99.8% Linagliptin Impurity 1|C4X-11011 https://www.jk-sci.com/products/s57c4x-110070 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5f636cfa31610520d41df2a95a6d6b56.jpg?v=1791384416 Vildagliptin Impurity 70, 90.80% | 79108-51-3 Vildagliptin Impurity 70|C4X-110070|79108-51-3 https://www.jk-sci.com/products/s57c4x-110131 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/023020f8821d696f61a1427624669af7_d0133702-dc1b-4eb8-97e9-470697af570d.jpg?v=1791384389 Linagliptin Impurity 31, 99.10% | 666816-98-4 Linagliptin Impurity 31|C4X-110131|666816-98-4 https://www.jk-sci.com/products/s57c4x-110142 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/aae1ed115e90ea11e0c9875fba3dc4c9.jpg?v=1791384373 Linagliptin Impurity 42, 98.00% | 2074688-81-4 Linagliptin Impurity 42|C4X-110142|2074688-81-4 https://www.jk-sci.com/products/s57c4x-110159 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/469901_53edcc7d-c2cc-4307-84bb-7a2a04fe99da.png?v=1791384355 Linagliptin Impurity 59, Purity: 99.7% | 551-93-9 Linagliptin Impurity 59|C4X-110159|551-93-9 https://www.jk-sci.com/products/s57c4x-11021 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cf12bb2833129bd9cbefb7c0e46be80e.jpg?v=1791384345 Glimepiride impurity A, Purity: 97.9% | 684286-46-2 Glimepiride impurity A|C4X-11021|684286-46-2 https://www.jk-sci.com/products/s57c4x-11033 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/274512_f9f656f8-0d3a-45f2-ae04-15e989a0b67e.png?v=1791384325 Dutasteride EP Impurity A, Purity: 99.9% | 104239-97-6 Dutasteride EP Impurity A|C4X-11033|104239-97-6 https://www.jk-sci.com/products/s57c4x-11051 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2b5132cc2ba2b550d86583456d9be3f1.jpg?v=1791384324 (R,R)Palonosetron HCl, 99.40% | 135729-75-8 (R,R)Palonosetron HCl|C4X-11051|135729-75-8 https://www.jk-sci.com/products/s57c4x-11054 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/99775a30b9004322925b2bad81bc6b96.jpg?v=1791384310 (S,R)Palonosetron HCl, 93.30% | 135729-76-9 (S,R)Palonosetron HCl|C4X-11054|135729-76-9 https://www.jk-sci.com/products/s57c4x-110615 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/328206_a2555b7e-d456-43dd-aeeb-f6084289f41b.png?v=1791384306 Racecadotril Impurity 15, 99.90% | 80-48-8 Racecadotril Impurity 15|C4X-110615|80-48-8 https://www.jk-sci.com/products/s57c4x-11066 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9ccd14b43b5e8871a68b52cb5fd9351c.jpg?v=1791384293 Racecadotril EP Impurity F, 99.30% | 87428-99-7 Racecadotril EP Impurity F|C4X-11066|87428-99-7 https://www.jk-sci.com/products/s57c4x-11082 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/183c2c2cabe2ff6e10954b0949daf9c5.jpg?v=1791384233 Agomelatine Impurity 2, 99.20% | 185421-27-6 Agomelatine Impurity 2|C4X-11082|185421-27-6 https://www.jk-sci.com/products/s57c4x-11071 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7ead54d7186e4926e10d368f5bfbbe6f_c01b1c54-0d02-448c-9f65-fcae3942a3fc.jpg?v=1791384288 Pramipexole EP Impurity A, 99.50% | 106092-09-5 Pramipexole EP Impurity A|C4X-11071|106092-09-5 https://www.jk-sci.com/products/s57c4x-11072 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c888ba36160f3dfe343a3c4dd0f4b1ab.jpg?v=1791384282 Pramipexole EP Impurity B, 99.20% | 1246815-83-7 Pramipexole EP Impurity B|C4X-11072|1246815-83-7 https://www.jk-sci.com/products/s57c4x-11074 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7573391c11d052a6e7f78d576064ea99.jpg?v=1791384272 Pramipexole EP Impurity D, 99.50% | 104632-28-2 Pramipexole EP Impurity D|C4X-11074|104632-28-2 https://www.jk-sci.com/products/s57c4x-110758 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0d25e75db4e0f050464a76717891f6fc.jpg?v=1791384264 Pramipexole Impurity 58, 95.30% | 104632-27-1 Pramipexole Impurity 58|C4X-110758|104632-27-1 https://www.jk-sci.com/products/s57c4x-110787 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8098e33e-3caa-4782-9899-c43d0ebe15c2.png?v=1791384255 Pramipexole Impurity 87, 98.20% Pramipexole Impurity 87|C4X-110787 https://www.jk-sci.com/products/s57c4x-110813 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f119e6dac2d2a1606e7b5952b5ae4132.jpg?v=1791384248 Agomelatine Impurity 13, 91.50% | 138113-09-4 Agomelatine Impurity 13|C4X-110813|138113-09-4 https://www.jk-sci.com/products/s57c4x-110833 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/92699b0e2ef94a517a5f4211d840b31a.jpg?v=1791384228 Agomelatine Impurity 33, 97.10% | 1079774-32-5 Agomelatine Impurity 33|C4X-110833|1079774-32-5 https://www.jk-sci.com/products/s57c4x-11085 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d7a762ae24760b7726875c7e5302a77f.jpg?v=1791384217 Agomelatine Impurity 5, 98.40% | 152302-45-9 Agomelatine Impurity 5|C4X-11085|152302-45-9 https://www.jk-sci.com/products/s57c4x-11089 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3c9ced52-01dd-4354-b44d-6d5a1e00597c.png?v=1791384208 Agomelatine Impurity 9, Purity: 96.0% Agomelatine Impurity 9|C4X-11089 https://www.jk-sci.com/products/s57c4x-110916 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fb4fd54d65160293494614f29648b72e.jpg?v=1791384204 Citalopram Impurity 16, 98.70% | 762266-07-9 Citalopram Impurity 16|C4X-110916|762266-07-9 https://www.jk-sci.com/products/s57c4x-11093 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6e7085f1e60e79ad1b812009aa73301d.jpg?v=1791384192 Citalopram EP Impurity C, 98.60% | 372941-54-3 Citalopram EP Impurity C|C4X-11093|372941-54-3 https://www.jk-sci.com/products/s57c4x-110960 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/51ba76642652f939019c8a51961448ca.jpg?v=1791384170 Citalopram-d4 Hydrobromide, Purity>95% | 1219803-58-3 Citalopram-d4 Hydrobromide|C4X-110960|1219803-58-3 https://www.jk-sci.com/products/s57c4x-110936 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e17a2811cdd3f68ab24f2304aba3e067.jpg?v=1791384178 Citalopram EP Impurity D HCl, 95.80% | 97743-99-2 Citalopram EP Impurity D HCl|C4X-110936|97743-99-2 https://www.jk-sci.com/products/s57c4x-1110 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d6d10fcf743cb3ca9f2d60b992076e49.jpg?v=1791384158 Blonanserin, 96.30% | 132810-10-7 Blonanserin|C4X-1110|132810-10-7 https://www.jk-sci.com/products/s57c4x-111036 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_dd0146df-c545-46e4-993e-94c4d6ab64ce.png?v=1791384147 Blonanserin Impurity 30 HCl, Purity: 99.4% Blonanserin Impurity 30 HCl|C4X-111036 https://www.jk-sci.com/products/s57c4x-111027 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4a498d1f7fa2f35ffeb16878cc93dc19.jpg?v=1791384152 Blonanserin Impurity 27, 97.20% | 1648791-23-4 Blonanserin Impurity 27|C4X-111027|1648791-23-4 https://www.jk-sci.com/products/s57c4x-111111 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/22894ca68a7af2aa9482af862373ba7b.jpg?v=1791384134 Risperidone EP Impurity D, 98.90% | 1199589-74-6 Risperidone EP Impurity D|C4X-111111|1199589-74-6 https://www.jk-sci.com/products/s57c4x-111116 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0c0d37bb78635cf6d5fbfde080ecc41e.jpg?v=1791384129 Risperidone EP Impurity K, 99.60% | 106266-09-5 Risperidone EP Impurity K|C4X-111116|106266-09-5 https://www.jk-sci.com/products/s57c4x-111321 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ea3f75d16237040e3653a6e7794244fa.jpg?v=1791384025 (S)-Lansoprazole, 99.50% | 138530-95-7 (S)-Lansoprazole|C4X-111321|138530-95-7 https://www.jk-sci.com/products/s57c4x-111122 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/355020_ca119f42-50b6-4fd2-8834-d4dfd1dbbff4.png?v=1791384124 Risperidone Impurity 22, 99.80% | 41078-70-0 Risperidone Impurity 22|C4X-111122|41078-70-0 https://www.jk-sci.com/products/s57c4x-11113 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ba6262ff85233387ae959cf3c9b52bb6.jpg?v=1791384113 Bicyclo Risperidone, 94.20% | 2231638-02-9 Bicyclo Risperidone|C4X-11113|2231638-02-9 https://www.jk-sci.com/products/s57c4x-11119 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7eae5e30c74722799631885aa6976f12.jpg?v=1791384107 Risperidone EP Impurity B, 99.10% | 132961-05-8 Risperidone EP Impurity B|C4X-11119|132961-05-8 https://www.jk-sci.com/products/s57c4x-1112101 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/263449_bb1666dc-c603-486e-b9ed-1ebd56deb891.png?v=1791384097 Esomeprazole Impurity 101, 94.10% | 84006-10-0 Esomeprazole Impurity 101|C4X-1112101|84006-10-0 https://www.jk-sci.com/products/s57c4x-1112107 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/263450_78d80d69-626e-4baf-823a-48968ccdad8c.png?v=1791384087 Esomeprazole Impurity 107, 95.50% | 86604-75-3 Esomeprazole Impurity 107|C4X-1112107|86604-75-3 https://www.jk-sci.com/products/s57c4x-11122 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/301771_f2487055-080d-41bd-99e5-d13beeced433.png?v=1791384073 Omeprazole EP Impurity B, 96.30% | 110374-16-8 Omeprazole EP Impurity B|C4X-11122|110374-16-8 https://www.jk-sci.com/products/s57c4x-111212 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/388268_3ab4a51a-ddc3-4bad-83a1-b4ee653a2625.png?v=1791384080 Omeprazole EP Impurity G, 97.70% | 125656-83-9 Omeprazole EP Impurity G|C4X-111212|125656-83-9 https://www.jk-sci.com/products/s57c4x-111229 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/790477_0c8dbdb3-d8e8-466f-9959-4d5c67737581.png?v=1791384062 Omeprazole Impurity 29, Purity: 99.6% | 220757-74-4 Omeprazole Impurity 29|C4X-111229|220757-74-4 https://www.jk-sci.com/products/s57c4x-111259 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/127687_d1dd6b36-4b28-496f-9944-2395c94297bb.png?v=1791384049 Omeprazole Impurity 59, 99.80% | 106135-28-8 Omeprazole Impurity 59|C4X-111259|106135-28-8 https://www.jk-sci.com/products/s57c4x-11124 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/410497_81825ef6-9ef0-4035-b28e-1de509672b63.png?v=1791384058 Esomeprazole EP Impurity D(Omeprazole EP Impurity D), 92.70% | 88546-55-8 Esomeprazole EP Impurity D(Omeprazole EP Impurity D)|C4X-11124|88546-55-8 https://www.jk-sci.com/products/s57c4x-11128 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/790475_de4a7806-cf72-4138-be43-5ea8c6494422.png?v=1791384043 Omeprazole EP Impurity H, 93.60% | 863029-89-4 Omeprazole EP Impurity H|C4X-11128|863029-89-4 https://www.jk-sci.com/products/s57c4x-11131 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ed7b87dc3dbf474dc7b74cce61ffc751_9cd15087-34ad-46f3-ad17-64ce718c9457.jpg?v=1791384031 Lansoprazole EP Impurity A, 90.40% | 213476-12-1 Lansoprazole EP Impurity A|C4X-11131|213476-12-1 https://www.jk-sci.com/products/s57c4x-11134 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/410343_56cc6fc4-ef03-423e-b425-42af57cd0f86.png?v=1791384019 Lansoprazole EP Impurity D(Rabeprazole EP Impurity K), 99.70% | 615-16-7 Lansoprazole EP Impurity D(Rabeprazole EP Impurity K)|C4X-11134|615-16-7 https://www.jk-sci.com/products/s57c4x-11135 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/609479_9750b080-6371-4bc8-a7b5-351fb220bb08.png?v=1791384009 Lansoprazole EP Impurity E, 98.70% | 583-39-1 Lansoprazole EP Impurity E|C4X-11135|583-39-1 https://www.jk-sci.com/products/s57c4x-11136 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/790481_c876857f-8289-4f82-b38e-017f4a0605a1.png?v=1791383996 Rabeprazole EP Impurity H(Lansoprazole EP Impurity F), 99.00% | 168167-42-8 Rabeprazole EP Impurity H(Lansoprazole EP Impurity F)|C4X-11136|168167-42-8 https://www.jk-sci.com/products/s57c4x-11139 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/485960_d06f6658-a5be-480e-95dc-52695a25279e.png?v=1791383990 Lansoprazole Impurit 9, 99.50% | 37699-43-7 Lansoprazole Impurit 9|C4X-11139|37699-43-7 https://www.jk-sci.com/products/s57c4x-111711 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/206171.png?v=1791383974 Gefitinib Impurity 11, 99.80% | 367-21-5 Gefitinib Impurity 11|C4X-111711|367-21-5 https://www.jk-sci.com/products/s57c4x-11172 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a8ea966cd6b755021ba627df16b39790.jpg?v=1791383974 Gefitinib-d6, Purity>95% | 1228664-49-0 Gefitinib-d6|C4X-11172|1228664-49-0 https://www.jk-sci.com/products/s57c4x-11162 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/302709_78232ab0-eb6b-4eed-9a9a-b10ead942924.png?v=1791383985 Epirubicin EP Impurity B, 96.60% | 21794-55-8 Epirubicin EP Impurity B|C4X-11162|21794-55-8 https://www.jk-sci.com/products/s57c4x-111761 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/42817ba705a120b00169535bbabaf724.jpg?v=1791383964 Gefitinib Impurity 61, 99.90% | 950596-57-3 Gefitinib Impurity 61|C4X-111761|950596-57-3 https://www.jk-sci.com/products/s57c4x-111746 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/470402.png?v=1791383969 Gefitinib Impurity 46, 99.30% | 2106-49-2 Gefitinib Impurity 46|C4X-111746|2106-49-2 https://www.jk-sci.com/products/s57c4x-111770 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/345617_27dd8509-77b0-4b14-9733-50375805a492.png?v=1791383962 Gefitinib impurity 70, 99.30% | 13794-72-4 Gefitinib impurity 70|C4X-111770|13794-72-4 https://www.jk-sci.com/products/s57c4x-111772 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c2dd5c5ba229adde1518ab00c0712d6e.jpg?v=1791383959 Gefitinib impurity 72, 98.70% | 770-22-9 Gefitinib impurity 72|C4X-111772|770-22-9 https://www.jk-sci.com/products/s57c4x-11181 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4162dfe61b877683d6de2a0d1172b7cd.jpg?v=1791383953 Avanafil Impurity 1, 96.90% | 1638497-26-3 Avanafil Impurity 1|C4X-11181|1638497-26-3 https://www.jk-sci.com/products/s57c4x-1118101 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_46d48cd5-59f1-4e3a-b73f-33efa57b00dd.png?v=1791383950 Avanafil Impurity 101, 91.80% Avanafil Impurity 101|C4X-1118101 https://www.jk-sci.com/products/s57c4x-1118103 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_35326c44-b6a4-403c-83f7-a982e7fdefc2.png?v=1791383947 Avanafil Impurity 103, 90.10% Avanafil Impurity 103|C4X-1118103 https://www.jk-sci.com/products/s57c4x-111811 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d674176c1a0e8fe2a82dcfd6f56abb48.jpg?v=1791383943 Avanafil Impurity 11, 95.50% | 1638497-22-9 Avanafil Impurity 11|C4X-111811|1638497-22-9 https://www.jk-sci.com/products/s57c4x-1118108 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ccebf091-be9e-4d69-92a5-c901e2d350c9.png?v=1791383944 Avanafil Impurity 108, 99.30% Avanafil Impurity 108|C4X-1118108 https://www.jk-sci.com/products/s57c4x-1118116 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_46bc93a5-77e4-4bc3-8829-19d357257211.png?v=1791383934 Avanafil Impurity 116, 99.70% Avanafil Impurity 116|C4X-1118116 https://www.jk-sci.com/products/s57c4x-1118127 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/39a7e3f858bd91e5e2d58e11a06f8a08.jpg?v=1791383933 Avanafil Impurity 127 HCl, 96.10% | 38057-59-9 Avanafil Impurity 127 HCl|C4X-1118127|38057-59-9 https://www.jk-sci.com/products/s57c4x-1118113 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_eefb3f9e-3c3c-4293-8a08-5335b0580db5.png?v=1791383936 Avanafil Impurity 113, 99.50% Avanafil Impurity 113|C4X-1118113 https://www.jk-sci.com/products/s57c4x-111817 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5b7052bcf93d907cad1f5ec51224f6c1.jpg?v=1791383927 Avanafil Impurity 17, Purity: 96.8% | 330786-34-0 Avanafil Impurity 17|C4X-111817|330786-34-0 https://www.jk-sci.com/products/s57c4x-11182 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6f068661fd96e26c30bd19eb58b28eea.jpg?v=1791383926 Avanafil Impurity 2, 95.90% | 1364671-62-4 Avanafil Impurity 2|C4X-11182|1364671-62-4 https://www.jk-sci.com/products/s57c4x-111824 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a0b23e1f-23ba-4c50-b12a-59f4ba8ff1a6.png?v=1791383920 Avanafil Impurity 24, 96.10% Avanafil Impurity 24|C4X-111824 https://www.jk-sci.com/products/s57c4x-111827 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2f5b1861db1d8088bdd5925e07f1d629.jpg?v=1791383918 Avanafil Impurity 27, Purity: 99.8% | 330785-84-7 Avanafil Impurity 27|C4X-111827|330785-84-7 https://www.jk-sci.com/products/s57c4x-11184 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/373d9354d226d056245895d5dd4b5759.jpg?v=1791383915 Avanafil Impurity 4, 95.90% | 1452128-53-8 Avanafil Impurity 4|C4X-11184|1452128-53-8 https://www.jk-sci.com/products/s57c4x-111843 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4d89b1f88396d172f4e7b3706aa2cac7.jpg?v=1791383913 Avanafil Impurity 43, 99.80% | 330785-81-4 Avanafil Impurity 43|C4X-111843|330785-81-4 https://www.jk-sci.com/products/s57c4x-111845 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9836175a-0775-49fe-a144-b8fea2752387.png?v=1791383907 Avanafil Impurity 45, 96.10% Avanafil Impurity 45|C4X-111845 https://www.jk-sci.com/products/s57c4x-111854 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/361171_ac61d798-c5e6-4b4e-9f7a-48fdbe033111.png?v=1791383906 Avanafil Impurity 54, 98.40% | 41965-95-1 Avanafil Impurity 54|C4X-111854|41965-95-1 https://www.jk-sci.com/products/s57c4x-111865 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/386841b7ca4b72d88d8db1ea889df185.jpg?v=1791383899 Avanafil Impurity 65, 93.00% | 2250242-42-1 Avanafil Impurity 65|C4X-111865|2250242-42-1 https://www.jk-sci.com/products/s57c4x-111884 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_09c18f37-8f68-47dc-9962-c12f241aa9d3.png?v=1791383883 Avanafil Impurity 84, 94.10% Avanafil Impurity 84|C4X-111884 https://www.jk-sci.com/products/s57c4x-111872 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/495017.png?v=1791383894 Avanafil Impurity 72, 98.50% | 1892-57-5 Avanafil Impurity 72|C4X-111872|1892-57-5 https://www.jk-sci.com/products/s57c4x-111858 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_46cb8032-313d-4ea3-9fa4-e3b9422f8e0b.png?v=1791383901 Avanafil Impurity 58, 95.10% Avanafil Impurity 58|C4X-111858 https://www.jk-sci.com/products/s57c4x-111879 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/22580780947f6c73595ede0d3e0cfe1b.jpg?v=1791383890 Avanafil Impurity 79, 97.00% | 330785-82-5 Avanafil Impurity 79|C4X-111879|330785-82-5 https://www.jk-sci.com/products/s57c4x-111876 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_aa04a4f7-8693-45c3-a798-e78ed78cb535.png?v=1791383887 Avanafil Impurity 76, 98.00% Avanafil Impurity 76|C4X-111876 https://www.jk-sci.com/products/s57c4x-111892 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/259596.png?v=1791383879 3-Chloro-4-methoxy-benzylamine, 93.00% | 115514-77-7 3-Chloro-4-methoxy-benzylamine|C4X-111892|115514-77-7 https://www.jk-sci.com/products/s57c4x-111894 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3aadc23232b44e79aacc614ee978fec1.jpg?v=1791383875 Pyrimidine-2-carboxamide, 98.20% | 88511-48-2 Pyrimidine-2-carboxamide|C4X-111894|88511-48-2 https://www.jk-sci.com/products/s57c4x-111896 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f1fa00cedf2fb20e13e1a5bcb62873fa.jpg?v=1791383872 Avanafil Impurity 96, 98.40% | 1643811-19-1 Avanafil Impurity 96|C4X-111896|1643811-19-1 https://www.jk-sci.com/products/s57c4x-11192 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dc064a0ec4ab95bd9c1559b31b098ada.jpg?v=1791383865 Ivabradine Impurity 2, 98.30% | 148849-68-7 Ivabradine Impurity 2|C4X-11192|148849-68-7 https://www.jk-sci.com/products/s57c4x-111899 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/805c7574e3d516e56d853ae653919577.jpg?v=1791383865 Avanafil Impurity 99, 96.00% | 1643811-21-5 Avanafil Impurity 99|C4X-111899|1643811-21-5 https://www.jk-sci.com/products/s57c4x-111940 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dd89c7daf2e98412d0cc84889fd6eb2f.jpg?v=1791383859 Dehydro Ivabradine, 98.90% | 1086026-31-4 Dehydro Ivabradine|C4X-111940|1086026-31-4 https://www.jk-sci.com/products/s57c4x-11201 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_13199d2e-6378-4854-a57e-8ff36a19cc10.png?v=1791383853 Benidipine Impurity 1, 95.90% Benidipine Impurity 1|C4X-11201 https://www.jk-sci.com/products/s57c4x-112015 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_de772b29-59b9-4913-90e5-c8be5bffedc6.png?v=1791383849 Benidipine Impurity 15 HCl, 93.80% Benidipine Impurity 15 HCl|C4X-112015 https://www.jk-sci.com/products/s57c4x-112017 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/340692.png?v=1791383845 Benidipine Impurity 17, 95.00% | 14813-01-5 Benidipine Impurity 17|C4X-112017|14813-01-5 https://www.jk-sci.com/products/s57c4x-112021 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9b4b79d609712f9c51ce5914e295de3c.jpg?v=1791383839 Benidipine Impurity 21, Purity: 99.7% | 196930-14-0 Benidipine Impurity 21|C4X-112021|196930-14-0 https://www.jk-sci.com/products/s57c4x-11204 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/229090.png?v=1791383832 Benidipine Impurity 4, Purity: 99.6% | 21881-77-6 Benidipine Impurity 4|C4X-11204|21881-77-6 https://www.jk-sci.com/products/s57c4x-112030 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6e4f9e59-fa73-4514-a8ed-405db694adb0.png?v=1791383834 Nifedipine Impurity 30 DiHCl, 93.90% Nifedipine Impurity 30 DiHCl|C4X-112030 https://www.jk-sci.com/products/s57c4x-112110 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/79ae33077d06b264a02302de5f5c48e9.jpg?v=1791383823 Rabeprazole Impurity 10, 100.00% | 103312-62-5 Rabeprazole Impurity 10|C4X-112110|103312-62-5 https://www.jk-sci.com/products/s57c4x-11206 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c930ab4ba4496f3c92b82ea75e1e0c6b.jpg?v=1791383827 Benidipine Impurity 6, 99.30% | 64603-72-1 Benidipine Impurity 6|C4X-11206|64603-72-1 https://www.jk-sci.com/products/s57c4x-11207 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/62246a3c08d56f74dbc234229a6fe604.jpg?v=1791383824 Benidipine Impurity 7, 96.00% | 74936-81-5 Benidipine Impurity 7|C4X-11207|74936-81-5 https://www.jk-sci.com/products/s57c4x-112118 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/01fa8d973741cbc442bb2ba171e321d1.jpg?v=1791383818 Rabeprazole EP Impurity E, 93.60% | 102804-77-3 Rabeprazole EP Impurity E|C4X-112118|102804-77-3 https://www.jk-sci.com/products/s57c4x-11212 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/103267.png?v=1791383811 Rabeprazole EP Impurity B, 99.40% | 117977-21-6 Rabeprazole EP Impurity B|C4X-11212|117977-21-6 https://www.jk-sci.com/products/s57c4x-112125 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0cfb46095ab92340ab3b0ba78809924f.jpg?v=1791383807 Rabeprazole Impurity 25, 92.10% | 1286104-27-5 Rabeprazole Impurity 25|C4X-112125|1286104-27-5 https://www.jk-sci.com/products/s57c4x-112137 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/587295.png?v=1791383807 Rabeprazole 2-chloromethyl Impurity, 95.30% | 153259-31-5 Rabeprazole 2-chloromethyl Impurity|C4X-112137|153259-31-5 https://www.jk-sci.com/products/s57c4x-112214 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a3b4150c41de9d474d87e761ddfd86fe.jpg?v=1791383786 Everolimus EP Impurity B, 98.30% | 1062122-63-7 Everolimus EP Impurity B|C4X-112214|1062122-63-7 https://www.jk-sci.com/products/s57c4x-112140 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/133533_9482a355-8cc3-4a4f-940c-d2a4dd3949c1.png?v=1791383802 Rabeprazole Impurity 40, 95.20% | 59886-90-7 Rabeprazole Impurity 40|C4X-112140|59886-90-7 https://www.jk-sci.com/products/s57c4x-1123 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/14a142501ca2f0eff09b295ff7810b54.jpg?v=1791383783 Canagliflozin, 98.20% | 842133-18-0 Canagliflozin|C4X-1123|842133-18-0 https://www.jk-sci.com/products/s57c4x-11217 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/41998578a20ef96db7f45da194d8345c.jpg?v=1791383796 Rabeprazole Impurity 7, 96.80% | 117976-91-7 Rabeprazole Impurity 7|C4X-11217|117976-91-7 https://www.jk-sci.com/products/s57c4x-11219 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6fc987f63a594f90e8cd9a23fa58f100.jpg?v=1791383791 Rabeprazole Impurity 9, 99.00% | 1114543-47-3 Rabeprazole Impurity 9|C4X-11219|1114543-47-3 https://www.jk-sci.com/products/s57c4x-112310 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f9b472fd71ca96af534b3a14a1fa594b.jpg?v=1791383782 Canagliflozin Impurity 10, 98.10% | 1818268-45-9 Canagliflozin Impurity 10|C4X-112310|1818268-45-9 https://www.jk-sci.com/products/s57c4x-11232 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/abbbb076aad49b338926dbe61c9bbaa6.jpg?v=1791383775 Canagliflozin Impurity 2, 96.80% | 2161394-94-9 Canagliflozin Impurity 2|C4X-11232|2161394-94-9 https://www.jk-sci.com/products/s57c4x-112334 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/beffc91dd60a459308c4ac63a0a0f410_70ffb1cc-3066-45d0-a331-9ca75a0273e4.jpg?v=1791383774 Canagliflozin Impurity 34, Purity: 99.1% | 32384-65-9 Canagliflozin Impurity 34|C4X-112334|32384-65-9 https://www.jk-sci.com/products/s57c4x-11236 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_cd398545-bfb1-4a21-a0b9-178ffade3f2a.png?v=1791383769 Canagliflozin Impurity 6, 97.70% Canagliflozin Impurity 6|C4X-11236 https://www.jk-sci.com/products/s57c4x-11241 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ead886a6ecc6cb3824168a735f1451ff_294de104-0e81-412f-abd2-3bcb50095bd6.jpg?v=1791383765 Sorafenib impurity A, 99.50% | 284462-37-9 Sorafenib impurity A|C4X-11241|284462-37-9 https://www.jk-sci.com/products/s57c4x-112433 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8a3bffed4f424fcaf4d506b2333c5c22_53b660ae-0841-44ec-8dde-7160df0890b1.jpg?v=1791383753 3-Methylbenzenesulfonic acid hydrate, Purity: 96.3% | 312619-56-0 3-Methylbenzenesulfonic acid hydrate|C4X-112433|312619-56-0 https://www.jk-sci.com/products/s57c4x-112443 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ba62feb3a3ac41ed5a937250c6a18caf.jpg?v=1791383751 Sorafenib impurity B, Purity: 99.8% | 2004659-84-9 Sorafenib impurity B|C4X-112443|2004659-84-9 https://www.jk-sci.com/products/s57c4x-112456 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8d99b47e5f7ed6c40edc057fac81f77b.jpg?v=1791383740 Sorafenib Impurity 56, 99.30% | 864272-34-4 Sorafenib Impurity 56|C4X-112456|864272-34-4 https://www.jk-sci.com/products/s57c4x-112453 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c1858f771adf3bf687cd2407d6d58530.jpg?v=1791383741 Sorafenib Impurity 53, 98.90% | 611226-36-9 Sorafenib Impurity 53|C4X-112453|611226-36-9 https://www.jk-sci.com/products/s57c4x-11247 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/233649.png?v=1791383730 Sorafenib impurity G, Purity: 100.0% | 18585-06-3 Sorafenib impurity G|C4X-11247|18585-06-3 https://www.jk-sci.com/products/s57c4x-11249 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d4957d9eb113cbee553e95f5856dbabb_97d38f0e-41eb-4f37-ae81-ef5bba611275.jpg?v=1791383726 Sorafenib Impurity 9, 99.60% | 370-50-3 Sorafenib Impurity 9|C4X-11249|370-50-3 https://www.jk-sci.com/products/a019446045 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_49e5cb6c-4783-4cc2-997f-cf81774fedca.png?v=1787977011 NIR-II rare-earth nanoparticles LaF3:Nd, 0.1mM, λex 808 nm; λem 910/1050/1330 nm NIR-II rare-earth nanoparticles LaF3:Nd, 0.1mM, λex 808 nm; λem 910/1050/1330 nm|9446045 https://www.jk-sci.com/products/s57c4x-1125180 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0363c22d2aa182435cf28b2a820f28eb.jpg?v=1791383713 Palbociclib Impurity 180, 96.90% | 2777066-29-0 Palbociclib Impurity 180|C4X-1125180|2777066-29-0 https://www.jk-sci.com/products/s57c4x-1125118 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2a1d4139c52339400e84e8fc1ab7a23b.jpg?v=1791383719 Palbociclib Impurity 118, Purity: 98.5% | 844843-37-4 Palbociclib Impurity 118|C4X-1125118|844843-37-4 https://www.jk-sci.com/products/s57c4x-112526 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f1c108f9e8a3b91b4bac8763a8016ef2.jpg?v=1791383708 Palbociclib Impurity 26, Purity: 99.6% | 1023594-50-4 Palbociclib Impurity 26|C4X-112526|1023594-50-4 https://www.jk-sci.com/products/s57c4x-112557 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0102d60a2631eab388aedaff2a8662b4.jpg?v=1791383704 Palbociclib Impurity 57, 97.10% | 2174002-16-3 Palbociclib Impurity 57|C4X-112557|2174002-16-3 https://www.jk-sci.com/products/s57c4x-112531 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7345767bafe102c5ebcf4fa80779f87e.jpg?v=1791383704 Palbociclib Impurity 31, 99.20% | 733039-20-8 Palbociclib Impurity 31|C4X-112531|733039-20-8 https://www.jk-sci.com/products/s57c4x-112587 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_eccf2bac-0a43-4bbe-9d8a-a4dd20f87b75.png?v=1791383694 Palbociclib Impurity 87 HCl, 90.60% Palbociclib Impurity 87 HCl|C4X-112587 https://www.jk-sci.com/products/s57c4x-112573 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/19deae46e9012983015df76c0b18fe34.jpg?v=1791383699 Palbociclib Impurity 73, 99.50% | 571188-82-4 Palbociclib Impurity 73|C4X-112573|571188-82-4 https://www.jk-sci.com/products/s57c4x-112597 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0d93f159affd71e4e203b3de6380cd3b.jpg?v=1791383691 Palbociclib Impurity 97, 99.40% | 775288-71-6 Palbociclib Impurity 97|C4X-112597|775288-71-6 https://www.jk-sci.com/products/s57c4x-11261 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/420977_4a1ced78-d19a-4da9-b943-bd94bdd81fa3.png?v=1791383687 Nicotinic Acid EP Impurity A, 95.60% | 3222-47-7 Nicotinic Acid EP Impurity A|C4X-11261|3222-47-7 https://www.jk-sci.com/products/s57c4x-112612 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/524279.png?v=1791383681 6-Methylnicotinonitrile, 97.00% | 3222-48-8 6-Methylnicotinonitrile|C4X-112612|3222-48-8 https://www.jk-sci.com/products/s57c4x-10764 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_15022c96-bf2a-4364-b7df-867b5901ab87.png?v=1791385660 Tenofovir disoproxil Impurity 4, 95.40% Tenofovir disoproxil Impurity 4|C4X-10764 https://www.jk-sci.com/products/s57c4x-11262 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/620880_202f92b8-0604-46d5-9bc9-2d5b47d328fa.png?v=1791383680 Nicotinic Acid EP Impurity B, Purity: 100.0% | 1802-30-8 Nicotinic Acid EP Impurity B|C4X-11262|1802-30-8 https://www.jk-sci.com/products/s57c4x-10844 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b24892c45c062cb8eb969eb4adf5cb7b.jpg?v=1791385246 Roflumilast Impurity 4, 98.00% | 162401-30-1 Roflumilast Impurity 4|C4X-10844|162401-30-1 https://www.jk-sci.com/products/s57c4x-1093142 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/38112d506786ad38d0577d679e5b5465.jpg?v=1791384833 Ticagrelor Impurity 142, 97.20% | 866551-95-3 Ticagrelor Impurity 142|C4X-1093142|866551-95-3 https://www.jk-sci.com/products/s57c4x-108859 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d86969b2-08c3-4763-8906-66ed22312de6.png?v=1791385030 Apixaban Impurity 59, Purity: 98.1% Apixaban Impurity 59|C4X-108859 https://www.jk-sci.com/products/s57c4x-10949 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2525ae83-7333-4cb3-8fcf-72b931b2c7ff.png?v=1791384755 Felodipine Impurity 9, 98.70% Felodipine Impurity 9|C4X-10949 https://www.jk-sci.com/products/s57c4x-10937 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3c32d53b6a0567727636de89e45e110e_949ec748-6b60-4fd6-ac8d-2bb72d255c31.jpg?v=1791384798 Ticagrelor Impurity 7, 99.00% | 220347-05-7 Ticagrelor Impurity 7|C4X-10937|220347-05-7 https://www.jk-sci.com/products/s57c4x-109549 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cea141274d444076cb7f4cfc8efb9e78.jpg?v=1791384715 Amlodipine EP Impurity E Maleate, 90.00% | 400024-12-6 Amlodipine EP Impurity E Maleate|C4X-109549|400024-12-6 https://www.jk-sci.com/products/j5305281 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2d8c3cca788497cf6913ea8c53e56639.jpg?v=1791417670 Boc-L-alanine-4-nitrophenyl ester, Purity by HPLC ≥ 99% | 2483-49-0 Boc-L-alanine-4-nitrophenyl ester|05281|2483-49-0 https://www.jk-sci.com/products/j5305304 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2a6935fdee00755ca957bafb067d23e3.jpg?v=1791417647 Na-Boc-Nim-benzyl-L-histidine | 20898-44-6 Na-Boc-Nim-benzyl-L-histidine|05304|20898-44-6 https://www.jk-sci.com/products/j5305310 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a5d22cf6a92f7a69785d178bac35c5d6.jpg?v=1791417637 Na-Fmoc-Nd-2-chloro-Z-L-ornithine, Purity by HPLC ≥ 98% | 198561-86-3 Na-Fmoc-Nd-2-chloro-Z-L-ornithine|05310|198561-86-3 https://www.jk-sci.com/products/j5305328 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7d92e42918620f8d4fcf59655b210a3b.jpg?v=1791417618 Z-L-phenylalaninol, Purity by HPLC ≥ 98% | 6372-14-1 Z-L-phenylalaninol|05328|6372-14-1 https://www.jk-sci.com/products/s57c4x-1096139 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1753d883-cbe7-4c83-9281-d2a01d9b237d.png?v=1791384660 Azilsartan Impurity 139, Purity: 90.0% Azilsartan Impurity 139|C4X-1096139 https://www.jk-sci.com/products/j5305334 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9d7fa8cb9488fb1e03fa2a602098881a.jpg?v=1791417608 Na-Fmoc-Nin-Boc-D-tryptophan 4-alkoxybenzyl alcohol resin, Mesh Size 100-200 || Substitution (meq/g) 0.3-0.8 Na-Fmoc-Nin-Boc-D-tryptophan 4-alkoxybenzyl alcohol resin|05334 https://www.jk-sci.com/products/s57c4x-109778 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/506335_6a3d0bd3-ef7d-4b9f-b5e6-1302a71eafe1.png?v=1791384529 Olmesartan Impurity 78, 100.00% | 133909-97-4 Olmesartan Impurity 78|C4X-109778|133909-97-4 https://www.jk-sci.com/products/s57c4x-109861 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8a744b57-ce97-4cd2-8d24-01c9ab818336.png?v=1791384465 Ezetimibe Impurity 61, 99.00% Ezetimibe Impurity 61|C4X-109861 https://www.jk-sci.com/products/s57c4x-109648 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2c742b73-de7d-412a-8097-005b45065ed0.png?v=1791384620 Azilsartan Impurity 48, 94.10% Azilsartan Impurity 48|C4X-109648 https://www.jk-sci.com/products/s57c4x-10969 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4cfc0da4abf1b79912d273314fffe2cf.jpg?v=1791384583 Azilsartan Impurity 9, 99.00% | 136285-69-3 Azilsartan Impurity 9|C4X-10969|136285-69-3 https://www.jk-sci.com/products/j5305339 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a6266b94d24c475286020512f4538fe9.jpg?v=1791417604 Fmoc-L-phenylglycine 4-alkoxybenzyl alcohol resin, Mesh Size 100 - 200 mesh || Substitution (meq/g) 0.3 - 0.8 meq/g Fmoc-L-phenylglycine 4-alkoxybenzyl alcohol resin|05339 https://www.jk-sci.com/products/s57c4x-109829 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/402760f8f4a88431d2c1dc6b8294df54.jpg?v=1791384494 R,S,S-EzetimiBe, 99.50% | 1478664-18-4 R,S,S-EzetimiBe|C4X-109829|1478664-18-4 https://www.jk-sci.com/products/s57c4x-110025 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/591708_4e4af552-8fb0-46cd-b44f-34666dbf33b5.png?v=1791384427 Vildagliptin Impurity 25, 93.90% | 702-82-9 Vildagliptin Impurity 25|C4X-110025|702-82-9 https://www.jk-sci.com/products/j5305355 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bf54801b9a766441055ae31734cba499.jpg?v=1791417589 Boc-O-methyl-D-tyrosine, Chiral HPLC ≥ 99.5% (ee) || Purity by HPLC ≥ 99% | 68856-96-2 Boc-O-methyl-D-tyrosine|05355|68856-96-2 https://www.jk-sci.com/products/s57c4x-110311 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/81a104e842043750e17039ae47efb22a.jpg?v=1791384333 Finasteride EP Impurity B, 97.30% | 103335-41-7 Finasteride EP Impurity B|C4X-110311|103335-41-7 https://www.jk-sci.com/products/s57c4x-110525 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/329523_a4e08b27-6c49-47f3-a99d-a5ac8314fcef.png?v=1791384316 Palonosetron Impurity 25, 98.80% | 23357-47-3 Palonosetron Impurity 25|C4X-110525|23357-47-3 https://www.jk-sci.com/products/s57c4x-110114 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3a23a665c66652ba7bca4b3da78e997f.jpg?v=1791384396 Linagliptin Impurity 14, Purity: 99.2% | 666816-91-7 Linagliptin Impurity 14|C4X-110114|666816-91-7 https://www.jk-sci.com/products/s57c4x-110147 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4d8e4727fbe28b420620e61116e9e779.jpg?v=1791384365 Linagliptin Impurity 47, 99.20% | 2468656-63-3 Linagliptin Impurity 47|C4X-110147|2468656-63-3 https://www.jk-sci.com/products/s57c4x-11063 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4dd63184bffc7e4da2699b1c90692ffb.jpg?v=1791384298 Racecadotril EP Impurity C, 94.50% | 124735-06-4 Racecadotril EP Impurity C|C4X-11063|124735-06-4 https://www.jk-sci.com/products/s57c4x-110712 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c39a09a4e014677f42218308b025e393.jpg?v=1791384284 Pramipexole Impurity 12, 95.30% | 2245708-68-1 Pramipexole Impurity 12|C4X-110712|2245708-68-1 https://www.jk-sci.com/products/s57c4x-110811 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c85973cfc1b844a389a7604e0f61aefa.jpg?v=1791384248 Agomelatine Impurity 11, 98.80% | 138113-07-2 Agomelatine Impurity 11|C4X-110811|138113-07-2 https://www.jk-sci.com/products/s57c4x-11075 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/203211_600da2e5-f922-4d91-b327-218631c79b71.png?v=1791384268 Pramipexole EP Impurity E, 92.50% | 106006-84-2 Pramipexole EP Impurity E|C4X-11075|106006-84-2 https://www.jk-sci.com/products/j5305400 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/16ab053e06f049c526c7ed1142e29c4e.jpg?v=1791417543 Leucine benzyloxycarbonylhydrazide trifluoroacetate, Purity by HPLC ≥ 99% | 19635-96-2 Leucine benzyloxycarbonylhydrazide trifluoroacetate|05400|19635-96-2 https://www.jk-sci.com/products/j5305373 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4a3ca899273f51536a27ef450a6bc0aa.jpg?v=1791417572 D-Phenylglycinol, Purity by HPLC ≥ 99% | 56613-80-0 D-Phenylglycinol|05373|56613-80-0 https://www.jk-sci.com/products/j5303765 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/138b1192a18d1178c3a869d93368c2c7.jpg?v=1791419220 Fmoc-L-glutamic acid g-9-fluorenylmethyl ester, Purity by HPLC ≥ 98% | 608512-86-3 Fmoc-L-glutamic acid g-9-fluorenylmethyl ester|03765|608512-86-3 https://www.jk-sci.com/products/j5304016 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6150e6d742a42f6ac78a92b89699864c.jpg?v=1791418866 Boc-L-serine methyl ester, Chiral HPLC ≥ 99.5% (ee) || Purity by HPLC ≥ 98% | 2766-43-0 Boc-L-serine methyl ester|04016|2766-43-0 https://www.jk-sci.com/products/s57c4x-110825 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/62cd1cd9c2d80820ba9a760a9bcec6c3.jpg?v=1791384228 Agomelatine Impurity 25, 100.00% | 6836-22-2 Agomelatine Impurity 25|C4X-110825|6836-22-2 https://www.jk-sci.com/products/j5304125 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/391640e704042d216f45f75586fe2dfe.jpg?v=1791418687 Boc-3,5-difluoro-L-phenylalanine, Purity by HPLC ≥ 99% | 205445-52-9 Boc-3,5-difluoro-L-phenylalanine|04125|205445-52-9 https://www.jk-sci.com/products/s57c4x-11087 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/082e4985a48087cb6258716e6c5ca20e.jpg?v=1791384217 Agomelatine Impurity 7, 97.10% | 166526-99-4 Agomelatine Impurity 7|C4X-11087|166526-99-4 https://www.jk-sci.com/products/j5304220 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d1f300e7f80cbeaa0f7edcad9e574309.jpg?v=1791418568 Fmoc-sarcosine 4-alkoxybenzyl alcohol resin, Mesh Size 100-200 || Substitution (meq/g) 0.3-0.8 meq/g Fmoc-sarcosine 4-alkoxybenzyl alcohol resin|04220 https://www.jk-sci.com/products/j5304289 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c5fcd0399ceffd752332aac57d8ea23b.jpg?v=1791418512 N-(2-Chlorotrityl resin)-isonipecotic acid benzotriazolyl ester, Substitution (meq/g) 0.8-1.0 meq/g N-(2-Chlorotrityl resin)-isonipecotic acid benzotriazolyl ester|04289 https://www.jk-sci.com/products/a019447462 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6783572a-b505-4bdc-b0aa-f3cbf40ae376.png?v=1787976940 FD-1080, -COOH Infrared dye, 95%, Excitation/emission wavelength: 1012/1056 in CH3OH FD-1080, -COOH Infrared dye, 95%, Excitation/emission wavelength: 1012/1056 in CH3OH|9447462 https://www.jk-sci.com/products/j5304336 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ea4d955298828f6c547bc4d3639f9a1b.jpg?v=1791418457 Na-Acetyl-L-arginine methyl ester hydrochloride, Titration Chloride content : ≤ 14% (AgNO3) | 1784-05-0 Na-Acetyl-L-arginine methyl ester hydrochloride|04336|1784-05-0 https://www.jk-sci.com/products/s57c4x-111032 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3eee361a362fea0fd8c3b475dc86294a.jpg?v=1791384148 Blonanserin Impurity 32, 96.60% | 132810-83-4 Blonanserin Impurity 32|C4X-111032|132810-83-4 https://www.jk-sci.com/products/s57c4x-110985 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a0cdb737-48bf-4454-929e-7909ff9cbb62.png?v=1791384167 Citalopram Impurity 85, 94.10% Citalopram Impurity 85|C4X-110985 https://www.jk-sci.com/products/a019447474 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0b8f7657-02d3-4d5c-8b36-f9997a24fee6.png?v=1787976925 CX-1 Infrared dye, 95%, Excitation/emission wavelength: 883/902 CX-1 Infrared dye, 95%, Excitation/emission wavelength: 883/902|9447474 https://www.jk-sci.com/products/a019447475 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_19873338-f16c-452d-8841-ee116a827999.png?v=1787976923 CX-1, -COOH Infrared dye, 95%, Excitation/emission wavelength: 883/902 CX-1, -COOH Infrared dye, 95%, Excitation/emission wavelength: 883/902|9447475 https://www.jk-sci.com/products/a019447476 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_358f5578-d6a4-4935-98f9-13d450baa1b2.png?v=1787976920 CX-1, -Nboc Infrared dye, 95%, Excitation/emission wavelength: 883/902 CX-1, -Nboc Infrared dye, 95%, Excitation/emission wavelength: 883/902|9447476 https://www.jk-sci.com/products/s57c4x-111113 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/31f3e80e61de9968bea6737bfc271aaa.jpg?v=1791384137 Risperidone EP Impurity H, 97.20% | 158697-67-7 Risperidone EP Impurity H|C4X-111113|158697-67-7 https://www.jk-sci.com/products/s57c4x-11117 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a9846b988ae763117b5fdb5c92f7ec85.jpg?v=1791384111 Risperidone EP Impurity F, 96.40% | 1346603-86-8 Risperidone EP Impurity F|C4X-11117|1346603-86-8 https://www.jk-sci.com/products/s57c4x-111768 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c4a82d35-218a-4a05-b810-04a391a49412.png?v=1791383962 Gefitinib impurity 68, 98.10% Gefitinib impurity 68|C4X-111768 https://www.jk-sci.com/products/s57c4x-11137 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/76619b3431be890398c83fb5459251c7.jpg?v=1791383998 Lansoprazole Sulfone N-Oxide, 91.70% | 953787-54-7 Lansoprazole Sulfone N-Oxide|C4X-11137|953787-54-7 https://www.jk-sci.com/products/s57c4x-111870 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/31ddad119542794b4787227ed41def0d_8cb49b44-f3c2-4813-a4da-84d3d5f5ee19.jpg?v=1791383893 Avanafil Impurity 70, 96.30% | 32897-26-0 Avanafil Impurity 70|C4X-111870|32897-26-0 https://www.jk-sci.com/products/s57c4x-1118114 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_acd9f0ad-8043-4678-b6c5-af3cce0c5823.png?v=1791383938 Avanafil Impurity 114, 91.50% Avanafil Impurity 114|C4X-1118114 https://www.jk-sci.com/products/s57c4x-111232 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/412102_a7f4df06-9e1a-497d-83be-f2f96e7b856f.png?v=1791384063 Esomeprazole Impurity 32, 95.30% | 2080-75-3 Esomeprazole Impurity 32|C4X-111232|2080-75-3 https://www.jk-sci.com/products/s57c4x-111833 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b4d94af5-7607-4b10-b860-d337eba59d2a.png?v=1791383915 Avanafil Impurity 33, 99.70% Avanafil Impurity 33|C4X-111833 https://www.jk-sci.com/products/s57c4x-111745 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/447865_40d5d799-8967-4f2a-ba1f-f92ebe47b1b4.png?v=1791383969 Gefitinib Impurity 45, 99.90% | 350-30-1 Gefitinib Impurity 45|C4X-111745|350-30-1 https://www.jk-sci.com/products/s57c4x-111878 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d5e30d1871773d1d6dfd376c3f711a54.jpg?v=1791383889 Avanafil Impurity 78, 97.20% | 372117-76-5 Avanafil Impurity 78|C4X-111878|372117-76-5 https://www.jk-sci.com/products/s57c4x-111844 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5eb4d533-bb7f-4cc4-a499-8403565276bf.png?v=1791383909 Avanafil Impurity 44, 99.50% Avanafil Impurity 44|C4X-111844 https://www.jk-sci.com/products/s57c4x-11171 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fe04d9df7652ef556b982a1ba0819bb4.jpg?v=1791383979 Gefitinib Impurity 1, 99.60% | 1502829-45-9 Gefitinib Impurity 1|C4X-11171|1502829-45-9 https://www.jk-sci.com/products/s57c4x-111895 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bcfec0a455d54ceea436f112b003c408.jpg?v=1791383872 (R)-Ethyl pyrrolidine-2-carboxylate hydrochloride, 95.40% | 131477-20-8 (R)-Ethyl pyrrolidine-2-carboxylate hydrochloride|C4X-111895|131477-20-8 https://www.jk-sci.com/products/s57c4x-111855 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/152697_6b209f14-9f82-45b7-ba96-9adec443362d.png?v=1791383904 Avanafil Impurity 55, 98.80% | 5909-24-0 Avanafil Impurity 55|C4X-111855|5909-24-0 https://www.jk-sci.com/products/s57c4x-1112104 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/130268_e42999b4-72e0-4762-abc0-7796e6660bcb.png?v=1791384091 Esomeprazole Sodium, 98.40% | 161796-78-7 Esomeprazole Sodium|C4X-1112104|161796-78-7 https://www.jk-sci.com/products/s57c4x-1118109 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_91e9eecb-c287-4591-9a81-52eb60d6f7e4.png?v=1791383942 Avanafil Impurity 109, 97.40% Avanafil Impurity 109|C4X-1118109 https://www.jk-sci.com/products/s57c4x-111822 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e90450babec86ca0cf78c3388646cb90.jpg?v=1791383922 Avanafil Impurity 22, Purity: 96.0% | 2250242-48-7 Avanafil Impurity 22|C4X-111822|2250242-48-7 https://www.jk-sci.com/products/s57c4x-1118102 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c085175c1df6dc0b5780644e0f6ac2bd.jpg?v=1791383949 Avanafil Impurity 102 DiHCl, 87.40% | 73706-74-8 Avanafil Impurity 102 DiHCl|C4X-1118102|73706-74-8 https://www.jk-sci.com/products/s57c4x-1112133 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5287bc48-82fe-41dd-8bdd-2fd9d19aadce.png?v=1791384075 Esomeprazole impurity 133, 98.80% Esomeprazole impurity 133|C4X-1112133 https://www.jk-sci.com/products/s57c4x-11127 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/790605_3b5ba42f-35e1-4f46-91d1-dfa165b6630f.png?v=1791384043 Omeprazole EP Impurity I, 99.90% | 158812-85-2 Omeprazole EP Impurity I|C4X-11127|158812-85-2 https://www.jk-sci.com/products/s57c4x-111887 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b7ee347c61ebc4136d62148cd665f887.jpg?v=1791383879 Avanafil Impurity 87, 98.10% | 874482-97-0 Avanafil Impurity 87|C4X-111887|874482-97-0 https://www.jk-sci.com/products/s57c4x-1118 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1004157_bf2e565a-8996-464a-929d-e22eed34657f.png?v=1791383957 Avanafil, 98.80% | 330784-47-9 Avanafil|C4X-1118|330784-47-9 https://www.jk-sci.com/products/s57c4x-1119 2026-10-10T15:31:57-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/37f5178ed8e620437025857be9e8a1c4.jpg?v=1791383864 Ivabradine HCl, 94.90% | 148849-67-6 Ivabradine HCl|C4X-1119|148849-67-6