https://www.jk-sci.com/products/j5303994 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5b26c7f9f1d62fd5a888f010a9ff2379.jpg?v=1776322357 Boc-D-leucine N-hydroxysuccinimide ester | 60111-76-4 Boc-D-leucine N-hydroxysuccinimide ester|03994|60111-76-4 https://www.jk-sci.com/products/j5304013 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8b0e7441b1e2ff1abbedf9e51c0a64da.jpg?v=1776322413 Boc-D-phenylalanine N-hydrosuccinimide ester | 3674-18-8 Boc-D-phenylalanine N-hydrosuccinimide ester|04013|3674-18-8 https://www.jk-sci.com/products/s57c4x-108278 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/263299_726b9d64-8112-4d23-9a7f-994adacc305d.png?v=1774880247 Ibuprofen Impurity 78 | 51146-56-6 Ibuprofen Impurity 78|C4X-108278|51146-56-6 https://www.jk-sci.com/products/j5303999 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5e4f75eac196c632dac53ab05dba35a2.jpg?v=1776322374 Diethanolamine | 111-42-2 Diethanolamine|03999|111-42-2 https://www.jk-sci.com/products/j5303971 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/adf9b43581ec59f53c0cba46573e6370.jpg?v=1776322312 Boc-S-4-methylbenzyl-D-cysteine | 61925-78-8 Boc-S-4-methylbenzyl-D-cysteine|03971|61925-78-8 https://www.jk-sci.com/products/j5303947 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/033075eb63d90b29c8ec8ae17469497b.jpg?v=1776322244 Boc-D-norleucine | 55674-63-0 Boc-D-norleucine|03947|55674-63-0 https://www.jk-sci.com/products/j5304017 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e06e278e74ce701cad34d049e8b4174e.jpg?v=1776322428 Boc-O-benzyl-L-serine dicyclohexylammonium salt | 10342-01-5 Boc-O-benzyl-L-serine dicyclohexylammonium salt|04017|10342-01-5 https://www.jk-sci.com/products/s57c4x-108289 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/513760.png?v=1775078586 Ibuprofen Impurity 89 | 13401-56-4 Ibuprofen Impurity 89|C4X-108289|13401-56-4 https://www.jk-sci.com/products/j5333411 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6eecafaa8b4ea2ab781077ed5fa485f5.jpg?v=1776366537 DBCO-NHS ester | 1353016-71-3 DBCO-NHS ester|33411|1353016-71-3 https://www.jk-sci.com/products/a019426141 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_020ed091-57ec-41d8-a510-9d596b90c82c.png?v=1776306379 [S(R)]-N-[(R)-[2-(Diphenylphosphino)-4,5-dimethoxyphenyl)](4-methoxyphenyl)methyl]-2-methyl-2-propanesulfinamide, 95% [S(R)]-N-[(R)-[2-(Diphenylphosphino)-4,5-dimethoxyphenyl)](4-methoxyphenyl)methyl]-2-methyl-2-propanesulfinamide, 95%|9426141 https://www.jk-sci.com/products/a019426146 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f7539d71-4f96-416c-a0af-8bd7f477db86.png?v=1776306393 [S(R)]-N-[(S)-[6-(Diphenylphosphino)benzo[d][1,3]dioxol-5-yl](4-methoxyphenyl)methyl]-2-methyl-2-propanesulfinamide, 95% [S(R)]-N-[(S)-[6-(Diphenylphosphino)benzo[d][1,3]dioxol-5-yl](4-methoxyphenyl)methyl]-2-methyl-2-propanesulfinamide, 95%|9426146 https://www.jk-sci.com/products/a019426144 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ccba12d0-4e14-4f19-bf5d-678387407705.png?v=1776306387 [S(R)]-N-[(S)-[6-(Diphenylphosphino)benzo[d][1,3]dioxol-5-yl]-1-phenyl-2,2-dimethylpropyl]-N,2-dimethyl-2-propanesulfinamide, 95% [S(R)]-N-[(S)-[6-(Diphenylphosphino)benzo[d][1,3]dioxol-5-yl]-1-phenyl-2,2-dimethylpropyl]-N,2-dimethyl-2-propanesulfinamide, 95%|9426144 https://www.jk-sci.com/products/a019426145 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_156f7bb0-3ecd-466f-91c4-0bfe09f25b84.png?v=1776306391 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_af044c46-1293-451e-8f55-b334f04ce0ad.png?v=1776306398 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_188564b4-be65-4296-8b1d-bd3f2fb19773.png?v=1776306384 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4d49d0ea-f141-463b-bdc5-60b10ea68087.png?v=1776306396 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/79f8e0b3271969705b86c8150fb76729.jpg?v=1776322212 Fmoc-His(3-Bom)-OH | 84891-19-0 Fmoc-His(3-Bom)-OH|03921|84891-19-0 https://www.jk-sci.com/products/j5304037 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/30b7eeedfedf714a953903b19200852e.jpg?v=1776322477 Na-Boc-Nim-benzyloxymethyl-L-histidine Merrifield resin (0.25 - 1.0 meq/g, 100 - 200 mesh) 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/be2f3e283c47441199d3683c3f01e3ef.jpg?v=1776322492 Na-Boc-Ng-xanthyl-L-asparagine Merrifield resin (0.25 - 0.7 meq/g, 100 - 200 mesh) 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a285df9d8a1aa307c541d2f30aef9038.jpg?v=1776322462 Boc-O-benzyl-D-tyrosine-N-hydroxysuccinimide ester Boc-O-benzyl-D-tyrosine-N-hydroxysuccinimide ester|04030 https://www.jk-sci.com/products/j5304051 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4588ca72e89ea36059e92b910507f9f1.jpg?v=1776322519 Boc-L-a-aminoadipic acid | 77302-72-8 Boc-L-a-aminoadipic acid|04051|77302-72-8 https://www.jk-sci.com/products/s57c4x-10831 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/359294.png?v=1775055537 Levocetirizine Impurity 1 (Chlorobenzhydryl piperazine) | 300543-56-0 Levocetirizine Impurity 1 (Chlorobenzhydryl piperazine)|C4X-10831|300543-56-0 https://www.jk-sci.com/products/a019426150 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_acf87c5e-0682-496d-8c6a-26f29985a3eb.png?v=1776306404 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_aa0d8fcd-f80e-4ba9-a663-3841d91142fd.png?v=1776306401 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f6bb0a773a7c54c5ff3cf4aae896d11e.jpg?v=1776406282 Levocetirizine Impurity 11 | 246870-46-2 Levocetirizine Impurity 11|C4X-108311|246870-46-2 https://www.jk-sci.com/products/a019426151 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3409fafb-2aff-4a6a-aaaf-be9d229f96db.png?v=1776306406 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_fafc0095-2146-411a-8a45-b1df5bcbdca6.png?v=1776306409 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ce503c6e-9a52-4699-91da-4161bf99a7b3.png?v=1776306411 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e73a117ed9918276f6f9ea34f774e1e7.jpg?v=1776406288 Cetirizine USP Related Compound A DiHCI | 2732277-01-7 Cetirizine USP Related Compound A DiHCI|C4X-108321|2732277-01-7 https://www.jk-sci.com/products/j5304069 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7343373601299e80c94a50e7acdf0692.jpg?v=1776322551 Fmoc-D-a-aminoadipic acid | 218457-73-9 Fmoc-D-a-aminoadipic acid|04069|218457-73-9 https://www.jk-sci.com/products/j5304077 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9c28f20174bb4dbebc7a109a00006d4a.jpg?v=1776322569 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/404730.png?v=1774673610 Cetirizine EP Impurity G | 109806-71-5 Cetirizine EP Impurity G|C4X-108325|109806-71-5 https://www.jk-sci.com/products/a019426154 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cc640041afa4218674098f900e60af03.jpg?v=1776306414 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/eb5c5c097975181766fc0a974fa00574.jpg?v=1776322576 Fmoc-3-(3-benzothienyl)-D-alanine | 177966-61-9 Fmoc-3-(3-benzothienyl)-D-alanine|04079|177966-61-9 https://www.jk-sci.com/products/s57c4x-108332 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dd2c69f661330a0560871d6af55c6135.jpg?v=1776406305 Levocetirizine Impurity 32 | 83881-48-5 Levocetirizine Impurity 32|C4X-108332|83881-48-5 https://www.jk-sci.com/products/j5304085 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b2774fe9447d0ed37b049352605700bc.jpg?v=1776322597 Fmoc-p-phenyl-D-phenylalanine | 205526-38-1 Fmoc-p-phenyl-D-phenylalanine|04085|205526-38-1 https://www.jk-sci.com/products/a019426156 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_406f3adc-ffd1-445e-9b61-700d024141d8.png?v=1776306419 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_fc37f829-2422-4004-b912-7582b1d3c110.png?v=1776306416 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1ccbac624e03812196e02f0c42491a92.jpg?v=1776406308 Levocetirizine Impurity 35 | 130018-76-7 Levocetirizine Impurity 35|C4X-108335|130018-76-7 https://www.jk-sci.com/products/j5304093 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6178e7274698dd5721094ea50aab72ef.jpg?v=1776322625 2-Chloro-D-phenylalanine | 80126-50-7 2-Chloro-D-phenylalanine|04093|80126-50-7 https://www.jk-sci.com/products/s57c4x-10834 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/71573c0aa72bcf977276a3ae88d4b6fe.jpg?v=1776406314 Cetirizine EP Impurity D DiHCl | 856841-95-7 Cetirizine EP Impurity D DiHCl|C4X-10834|856841-95-7 https://www.jk-sci.com/products/s57c4x-108342 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a43218b5-07c6-4251-8017-c80f2779f6d8.png?v=1774882017 Levocetirizine Impurity 42 Levocetirizine Impurity 42|C4X-108342 https://www.jk-sci.com/products/j5304096 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/64a6e5ac984fa99a1de75225ae7aed4c.jpg?v=1776322636 Fmoc-2-chloro-L-phenylalanine | 198560-41-7 Fmoc-2-chloro-L-phenylalanine|04096|198560-41-7 https://www.jk-sci.com/products/j5304099 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a9e9fb898790faffcfe41c0ea4da3529.jpg?v=1776322646 3-Chloro-D-phenylalanine | 80126-52-9 3-Chloro-D-phenylalanine|04099|80126-52-9 https://www.jk-sci.com/products/s57c4x-108354 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7747f40fb70dbe2c0d9a601239bfc09b.jpg?v=1776406325 Levocetirizine Impurity 54 HCl | 942132-30-1 Levocetirizine Impurity 54 HCl|C4X-108354|942132-30-1 https://www.jk-sci.com/products/s57c4x-108344 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2a5df0c1fa2773c390ecde4c8f2ab344.jpg?v=1776406319 Levocetirizine Impurity 44 | 442863-80-1 Levocetirizine Impurity 44|C4X-108344|442863-80-1 https://www.jk-sci.com/products/a019426159 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f3b5ad4c-56b4-45e9-a211-f843b950b7e0.png?v=1776306427 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_118f7ec2-a27b-472a-b7b5-f21170b16148.png?v=1776306422 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/05d4f31597ff456bb76748f3c800117c.jpg?v=1776322693 4-Cyano-D-phenylalanine | 263396-44-7 4-Cyano-D-phenylalanine|04111|263396-44-7 https://www.jk-sci.com/products/a019426158 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_40b16a72-c765-4f93-88f1-31cf19759c9f.png?v=1776306424 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/557eca16c5d4fe4f608c530f83731f7c.jpg?v=1776406331 Levocetirizine Impurity 57 | 942193-17-1 Levocetirizine Impurity 57|C4X-108357|942193-17-1 https://www.jk-sci.com/products/a019426160 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c3a94eb0-c776-43e5-b1bc-2ca8aea4aeee.png?v=1776306429 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f3687813a28a300f26f4a9092ecf70ef.jpg?v=1776322710 Fmoc-3,4-dichloro-L-phenylalanine | 177966-59-5 Fmoc-3,4-dichloro-L-phenylalanine|04116|177966-59-5 https://www.jk-sci.com/products/s57c4x-10837 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/521990.png?v=1774672593 Cetirizine EP Impurity G Hydrochloride | 164726-80-1 Cetirizine EP Impurity G Hydrochloride|C4X-10837|164726-80-1 https://www.jk-sci.com/products/j5304122 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/563cf12545674246797fe9c67d0865e9.jpg?v=1776322731 Fmoc-3,4-difluoro-D-phenylalanine | 198545-59-4 Fmoc-3,4-difluoro-D-phenylalanine|04122|198545-59-4 https://www.jk-sci.com/products/a019426162 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_23d32976-c3fa-4b50-9712-0a2cce924477.png?v=1776306435 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_04fde5b9-df74-4d3c-9f98-3368687e7a88.png?v=1776306437 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3c4b0baf-eccc-4056-a0b8-bd1cf7c6dba1.png?v=1776306446 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_80ca2c0f-6236-40e0-b834-86dd31f3c5a3.png?v=1776306432 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c33a4003904c4c5c06ca183c16833f3a.jpg?v=1776322720 Boc-3,4-difluoro-L-phenylalanine | 198474-90-7 Boc-3,4-difluoro-L-phenylalanine|04119|198474-90-7 https://www.jk-sci.com/products/a019426164 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1da5641d-48c6-4302-9bf4-648df21d8f16.png?v=1776306441 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/04b9b31e2a51a2c5c15b0abecabcd7f0.jpg?v=1776322757 3,3-Diphenyl-L-alanine | 149597-92-2 3,3-Diphenyl-L-alanine|04129|149597-92-2 https://www.jk-sci.com/products/s57c4x-108419 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/a019426165 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2f3cf611-3fc2-4410-9337-c0cd42244174.png?v=1776306444 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9d480ce45d6699249229c6a9d7a8cd7c.jpg?v=1776322773 Fmoc-3,3-diphenyl-L-alanine | 201484-50-6 Fmoc-3,3-diphenyl-L-alanine|04133|201484-50-6 https://www.jk-sci.com/products/s57c4x-108425 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5da4060dc079b88bb2e060dcea2da590.jpg?v=1776406356 Roflumilast impurity 25 | 1243391-44-7 Roflumilast impurity 25|C4X-108425|1243391-44-7 https://www.jk-sci.com/products/j5304149 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/18447379d402a172b1f14d4ff3748893.jpg?v=1776322820 Fmoc-D-b-indanylglycine | 205526-40-5 Fmoc-D-b-indanylglycine|04149|205526-40-5 https://www.jk-sci.com/products/j5304159 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a9291d73bece986d504795d82c8f0673.jpg?v=1776322848 15-Crown-5 | 33100-27-5 15-Crown-5|04159|33100-27-5 https://www.jk-sci.com/products/s57c4x-108429 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0d5a91ba8aef6884061831ea8bd6d185.jpg?v=1776406363 Roflumilast Impurity 29 | 2368178-28-1 Roflumilast Impurity 29|C4X-108429|2368178-28-1 https://www.jk-sci.com/products/j5304170 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/29990e05ecbf34446a6af04e90552059.jpg?v=1776322869 Na-Fmoc-Nw-(4-toluenesulfonyl)-L-arginine 4-alkoxybenzyl alcohol resin Na-Fmoc-Nw-(4-toluenesulfonyl)-L-arginine 4-alkoxybenzyl alcohol resin|04170 https://www.jk-sci.com/products/j5304175 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e81046b83a911d5c5a4adb0b2e6360af.jpg?v=1776322880 Fmoc-S-acetamidomethyl-L-cysteine 4-alkoxybenzyl alcohol resin Fmoc-S-acetamidomethyl-L-cysteine 4-alkoxybenzyl alcohol resin|04175 https://www.jk-sci.com/products/a019426168 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/916dce43568f5beffef5d1037cfc5aaf.jpg?v=1776306452 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/48c4818625a49162f141f9086bdd0b09.jpg?v=1776322895 Na-Fmoc- Nd-trityl-D-glutamine 4-alkoxybenzyl alcohol resin Na-Fmoc- Nd-trityl-D-glutamine 4-alkoxybenzyl alcohol resin|04184 https://www.jk-sci.com/products/a019426167 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_75046fff-e2af-4d4d-a3cf-3041b85fd0d8.png?v=1776306449 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2413c911a96af810e89dc7cec9b7855c.jpg?v=1776322916 Fmoc-D-norleucine 4-alkoxybenzyl alcohol resin Fmoc-D-norleucine 4-alkoxybenzyl alcohol resin|04191 https://www.jk-sci.com/products/j5304189 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b424bca5bb072d070f550774ae058d5e.jpg?v=1776322908 Fmoc-D-methionine 4-alkoxybenzyl alcohol resin Fmoc-D-methionine 4-alkoxybenzyl alcohol resin|04189 https://www.jk-sci.com/products/a019426169 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8b556939-1cf7-4580-a946-37bd47509dc1.png?v=1776306454 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f2296b4a91f4eb76de9882eeef1b6c15.jpg?v=1776322929 Fmoc-O-tert-butyl-D-threonine 4-alkoxybenzyl alcohol resin Fmoc-O-tert-butyl-D-threonine 4-alkoxybenzyl alcohol resin|04195 https://www.jk-sci.com/products/a019426174 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7119ac3fc6cf5d2bbaf37917310e6087.jpg?v=1776306457 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d987c5abd09108763f712949a7e36789.jpg?v=1776322935 Fmoc-O-tert-butyl-D-tyrosine 4-alkoxybenzyl alcohol resin Fmoc-O-tert-butyl-D-tyrosine 4-alkoxybenzyl alcohol resin|04197 https://www.jk-sci.com/products/j5304200 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/490da45b7dc2c9c802817a7222f80445.jpg?v=1776322942 Na-Fmoc-L-asparagine 4-alkoxybenzyl alcohol resin Na-Fmoc-L-asparagine 4-alkoxybenzyl alcohol resin|04200 https://www.jk-sci.com/products/s57c4x-10655 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3d2bdff08beb8eb8f876c2c473078c3a.jpg?v=1776405673 Empagliflozin Impurity 5 | 1620758-33-9 Empagliflozin Impurity 5|C4X-10655|1620758-33-9 https://www.jk-sci.com/products/s57c4x-1065256 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1895260c3e3a33a84c046babb1eb20ce.jpg?v=1776405651 Empagliflozin impurity 56 | 1628918-33-1 Empagliflozin impurity 56|C4X-1065256|1628918-33-1 https://www.jk-sci.com/products/s57c4x-10652 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7503a62abadb712bdf1e6d65335848a7.jpg?v=1776405629 Empagliflozin Impurity 2 | 2517968-35-1 Empagliflozin Impurity 2|C4X-10652|2517968-35-1 https://www.jk-sci.com/products/j5303296 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fb96f0bd5e19aaa2451bde987c9b32d4.jpg?v=1776321104 4-Amino-L-phenylalanine hydrochloride | 62040-55-5 4-Amino-L-phenylalanine hydrochloride|03296|62040-55-5 https://www.jk-sci.com/products/j5303182 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/99fe271b4ffa0de1ae0443b699a70aaf.jpg?v=1776320842 Fmoc-S-acetamidomethyl-L-cysteinol | 198543-46-3 Fmoc-S-acetamidomethyl-L-cysteinol|03182|198543-46-3 https://www.jk-sci.com/products/j5302780 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/74662fabffa21fa821a5a07ff3a12baa.jpg?v=1776320069 Boc-O-benzyl-D-threonine Merrifield resin (0.25 - 1.2 meq/g, 100 - 200 mesh) Boc-O-benzyl-D-threonine Merrifield resin (0.25 - 1.2 meq/g, 100 - 200 mesh)|02780 https://www.jk-sci.com/products/j5303437 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bd5f7ba20a707949d7d9be6698f62167.jpg?v=1776321292 L-Tryptophan benzyl ester hydrochloride | 35858-81-2 L-Tryptophan benzyl ester hydrochloride|03437|35858-81-2 https://www.jk-sci.com/products/a019426175 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_331855a3-9a51-4b8f-ac81-2709963e292b.png?v=1776306460 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5850aa737c7ff0e50e891ea8ce052268.jpg?v=1776321489 3-Aminopropyltriethoxysilane | 919-30-2 3-Aminopropyltriethoxysilane|03562|919-30-2 https://www.jk-sci.com/products/j5303735 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/65b1fcf40009c27e6e04c4e3c5d3cb8b.jpg?v=1776321718 Fmoc-O-tert-butyl-L-serine 3,4-dihydro-3-hydroxy-4-oxo-1,2,3-benzotriazine ester | 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f6da327a2da88f2b39c9627a8883e41a.jpg?v=1776321877 Boc-L-homocitruline | 201418-83-9 Boc-L-homocitruline|03797|201418-83-9 https://www.jk-sci.com/products/s57c4x-106719 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_16f414e5-9858-421e-b6cd-6f52f3215a66.png?v=1774904340 Levetiracetam Impurity 19 Levetiracetam Impurity 19|C4X-106719 https://www.jk-sci.com/products/a019426176 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7ea5a5f6-ef0b-4888-b012-87485dc81860.png?v=1776306462 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ee1d7d3f-27cd-4cea-8d6b-f1301b8a0371.png?v=1776306465 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_71e324b3-d29a-42fa-ac35-856f958a26bd.png?v=1774969272 Erlotinib impurity 129 Erlotinib impurity 129|C4X-1069129 https://www.jk-sci.com/products/j5303825 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7774e081f0af0e113d0b8b4f19230c4c.jpg?v=1776321963 Boc-D-2-indanylgly-OH | 181227-48-5 Boc-D-2-indanylgly-OH|03825|181227-48-5 https://www.jk-sci.com/products/j5303854 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4e869340891b2ea6ab8c1c3bceac13b3.jpg?v=1776322043 Z-D-norvaline | 42918-89-8 Z-D-norvaline|03854|42918-89-8 https://www.jk-sci.com/products/j5303885 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c82c4d518e1e619e70d943bace7b7251.jpg?v=1776322118 Z-L-norleucine N-hydroxysuccinimide ester | 36360-62-0 Z-L-norleucine N-hydroxysuccinimide ester|03885|36360-62-0 https://www.jk-sci.com/products/s57c4x-107053 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f4cf7b8321867129ca4e18413aab83c1.jpg?v=1776405789 Abiraterone Impurity 53 | 86770-60-7 Abiraterone Impurity 53|C4X-107053|86770-60-7 https://www.jk-sci.com/products/a019426178 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2a30a037-c2bc-44cc-a81f-1320f3a1b5b3.png?v=1776306467 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f73132f4-1d73-4741-ad4d-9f280f3d4048.png?v=1776306470 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ccb21940cc75dc7cfdd27194564c52f4.jpg?v=1776322237 Boc-6-Aminohexanoic acid N-hydroxysuccinimide ester | 51513-80-5 Boc-6-Aminohexanoic acid N-hydroxysuccinimide ester|03945|51513-80-5 https://www.jk-sci.com/products/j5303979 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bce3f807f2e788ff2c198c5a51e4dca3.jpg?v=1776322331 Boc-S-trityl-L-penicillamine | 135592-13-1 Boc-S-trityl-L-penicillamine|03979|135592-13-1 https://www.jk-sci.com/products/a019426180 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_530888d2-38fa-4d8a-84b4-e4e667855027.png?v=1776306472 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7cb3e1f609dfc23b7c3cafc89a0b5b98.jpg?v=1776322368 Na-Boc-Ne-Fmoc-L-lysine methyl ester | 133628-28-1 Na-Boc-Ne-Fmoc-L-lysine methyl ester|03997|133628-28-1 https://www.jk-sci.com/products/j5304009 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a21fa344f82961390ee74390ce4e25c3.jpg?v=1776322402 Na-Boc-Nd-Z-L-ornithine N-hydroxysuccinimide ester | 57225-25-9 Na-Boc-Nd-Z-L-ornithine N-hydroxysuccinimide ester|04009|57225-25-9 https://www.jk-sci.com/products/j5304028 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/17ccc72e431228fda5fbbb39013b5348.jpg?v=1776322456 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/133740.png?v=1784644379 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f6136dfd5afc0ad556589fbed6a440d5.jpg?v=1776322488 Na-Boc-Nw,w'-bis-Z-L-arginine Merrifield resin (0.25 - 0.7 meq/g, 100 - 200 mesh) 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/de6ca68f73d7e3a7e4fa4fb34775239a.jpg?v=1776322528 Boc-L-aspartic acid b-cyclopentyl ester | 71447-58-0 Boc-L-aspartic acid b-cyclopentyl ester|04057|71447-58-0 https://www.jk-sci.com/products/a01133993 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/282723_1b34b5ee-9b6e-47a7-a90a-69bac5d26860.png?v=1784644390 2-Chloroadenine, 98% | 1839-18-5 2-Chloroadenine, 98%|133993|1839-18-5 https://www.jk-sci.com/products/a01134449 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/134449.png?v=1784644412 Ammonium bromide, 99%, for analysis | 12124-97-9 Ammonium bromide, 99%, for analysis|134449|12124-97-9 https://www.jk-sci.com/products/j5304078 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1bb8ac0b57386ba657279b723209f5a9.jpg?v=1776322573 3-(3-Benzothienyl)-D-alanine | 111139-55-0 3-(3-Benzothienyl)-D-alanine|04078|111139-55-0 https://www.jk-sci.com/products/j5304090 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b6c94fa57c4a8c0d142b7c81b6370815.jpg?v=1776322615 Fmoc-4-bromo-L-phenylalanine | 198561-04-5 Fmoc-4-bromo-L-phenylalanine|04090|198561-04-5 https://www.jk-sci.com/products/j5304098 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/73ca476267e119370f7c870b10f14c40.jpg?v=1776322643 3-Chloro-L-phenylalanine | 80126-51-8 3-Chloro-L-phenylalanine|04098|80126-51-8 https://www.jk-sci.com/products/s57c4x-107238 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/796396_6a2bb294-c56f-407e-bab9-be9ed5d81046.png?v=1774900475 Bortezomib Impurity 38 | 179324-87-9 Bortezomib Impurity 38|C4X-107238|179324-87-9 https://www.jk-sci.com/products/j5304114 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bc78812d5b4c1578a61496e5b0510fbf.jpg?v=1776322703 Fmoc-4-cyano-L-phenylalanine | 173963-93-4 Fmoc-4-cyano-L-phenylalanine|04114|173963-93-4 https://www.jk-sci.com/products/j5304120 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bccda4d9629b47fe420c06a4b01c7b5c.jpg?v=1776322723 Boc-3,4-difluoro-D-phenylalanine | 205445-51-8 Boc-3,4-difluoro-D-phenylalanine|04120|205445-51-8 https://www.jk-sci.com/products/j5304131 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/acdddf0cc3c15d49bfa64ddfdfabe438.jpg?v=1776322765 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/134635.png?v=1784644416 DMT-dA(Bz) Phosphoramidite, 99% | 98796-53-3 DMT-dA(Bz) Phosphoramidite, 99%|134635|98796-53-3 https://www.jk-sci.com/products/a01134636 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/582431.png?v=1784644417 2-Chloro-5-iodopyridine, 98% | 69045-79-0 2-Chloro-5-iodopyridine, 98%|134636|69045-79-0 https://www.jk-sci.com/products/j5304154 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d14e7386344ca7448fa5c3329d29593d.jpg?v=1776322840 Trityl-L- homoserine diethylammonium salt | 83427-83-2 Trityl-L- homoserine diethylammonium salt|04154|83427-83-2 https://www.jk-sci.com/products/j5304192 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2d7bcca628df7974f2715df30034a0b7.jpg?v=1776322919 Fmoc-D-phenylalanine 4-alkoxybenzyl alcohol resin Fmoc-D-phenylalanine 4-alkoxybenzyl alcohol resin|04192 https://www.jk-sci.com/products/j5304174 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7df6ec07eaac30ef60fd955a92979ee5.jpg?v=1776322876 Fmoc-D-aspartic acid b-tert-butyl ester 4-alkoxybenzyl alcohol resin Fmoc-D-aspartic acid b-tert-butyl ester 4-alkoxybenzyl alcohol resin|04174 https://www.jk-sci.com/products/j5304188 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dc77e8947cd83a8cd25d7fbc89e45226.jpg?v=1776322905 Na-Fmoc-Ne-2-chloro-Z-L-lysine 4-alkoxybenzyl alcohol resin Na-Fmoc-Ne-2-chloro-Z-L-lysine 4-alkoxybenzyl alcohol resin|04188 https://www.jk-sci.com/products/a01134845 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/134845.png?v=1784644429 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ebdb3967191bb7588d2bf6bb0c5065bb.jpg?v=1776405949 Moxifloxacin impurity 160 | 1415319-29-7 Moxifloxacin impurity 160|C4X-1074160|1415319-29-7 https://www.jk-sci.com/products/j5304203 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2a9e6867ccb1fe8bd23e60578246f57c.jpg?v=1776322949 Fmoc-S-tert-butyl-D-cysteine 4-alkoxybenzyl alcohol resin Fmoc-S-tert-butyl-D-cysteine 4-alkoxybenzyl alcohol resin|04203 https://www.jk-sci.com/products/s57c4x-107394 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_af8c8b3d-8d0b-4df3-8787-459d49109e6e.png?v=1774670574 Linezolid Impurity 94 Linezolid Impurity 94|C4X-107394 https://www.jk-sci.com/products/j5304198 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2cf29bfb45d6f427aa46c0c2292c0a59.jpg?v=1776322939 Fmoc-D-valine 4-alkoxybenzyl alcohol resin Fmoc-D-valine 4-alkoxybenzyl alcohol resin|04198 https://www.jk-sci.com/products/j5304223 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/58d8864eba1a6da664a5c85901f69a6a.jpg?v=1776322978 Na-Fmoc-Nd-Boc-L-ornithine 4-alkoxybenzyl alcohol resin Na-Fmoc-Nd-Boc-L-ornithine 4-alkoxybenzyl alcohol resin|04223 https://www.jk-sci.com/products/j5304211 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/eace7f51792d346df6d08eb3ba8757fa.jpg?v=1776322966 Fmoc-L-citrulline 4-alkoxybenzyl alcohol resin Fmoc-L-citrulline 4-alkoxybenzyl alcohol resin|04211 https://www.jk-sci.com/products/j5304232 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/33a98ca9ae08707442648b20830db92b.jpg?v=1776322994 Fmoc-glycine-2-chlorotrityl resin (0.3 - 1.0 meq/g, 200 - 400 mesh) Fmoc-glycine-2-chlorotrityl resin (0.3 - 1.0 meq/g, 200 - 400 mesh)|04232 https://www.jk-sci.com/products/j5304254 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0533fdcd0b41babbb48d4ff10ea78127_4eefb5c0-1029-4ca2-9970-724b785f0a79.jpg?v=1776323016 Aminomethyl polystyrene resin | 89551-24-6 Aminomethyl polystyrene resin|04254|89551-24-6 https://www.jk-sci.com/products/j5304283 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9a91054872fc5bfed22c662eb6d008fa.jpg?v=1776323057 Na-(2-Chlorotrityl resin)-Ne-Boc-L-lysine benzotriazolyl ester Na-(2-Chlorotrityl resin)-Ne-Boc-L-lysine benzotriazolyl ester|04283 https://www.jk-sci.com/products/j5304280 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/54052c7351133017974ef71be0a717fb.jpg?v=1776323048 N-(2-Chlorotrityl resin)-S-4-methoxytrityl-L-cysteine benzotriazolyl ester N-(2-Chlorotrityl resin)-S-4-methoxytrityl-L-cysteine benzotriazolyl ester|04280 https://www.jk-sci.com/products/j5304273 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/93be8bef6fb7343702bd749c82efdc09_fc2ab914-7a94-4277-9d64-82aded603852.jpg?v=1776323039 4-Hydroxymethylated polystyrene | 66072-40-0 4-Hydroxymethylated polystyrene|04273|66072-40-0 https://www.jk-sci.com/products/a01134884 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/134884_c246c6b8-8e76-47e3-99a3-0607e2588230.png?v=1784644433 (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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/134968.png?v=1784644447 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1c0588953c457cca9f866613b3a1a590.jpg?v=1776323064 N-(2-Chlorotrityl resin)-L-proline benzotriazolyl ester N-(2-Chlorotrityl resin)-L-proline benzotriazolyl ester|04285 https://www.jk-sci.com/products/j5304288 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c79e6299638b8bfa762eedb595bcdf47.jpg?v=1776323073 2-Chlorotrityl resin-4-aminomethylbenzoic acid-OBt 2-Chlorotrityl resin-4-aminomethylbenzoic acid-OBt|04288 https://www.jk-sci.com/products/j5304290 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cab9748dad4e78ee548dc217b97679fd.jpg?v=1776323080 (±)-2-Aminobutan-1-ol 2-chlorotrityl resin (±)-2-Aminobutan-1-ol 2-chlorotrityl resin|04290 https://www.jk-sci.com/products/j5304292 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f1d1e187e1ca2e3c4dd4882d2fc5afa0.jpg?v=1776323086 4-Aminomethylbenzyl alcohol 2-chlorotrityl resin 4-Aminomethylbenzyl alcohol 2-chlorotrityl resin|04292 https://www.jk-sci.com/products/j5304298 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c1b40e1ae820cb097bdc2c4f76a6c94d.jpg?v=1776323105 L-Prolinol 2-chlorotrityl resin (0.2 - 0.6 meq/g, 200 - 400 mesh) L-Prolinol 2-chlorotrityl resin (0.2 - 0.6 meq/g, 200 - 400 mesh)|04298 https://www.jk-sci.com/products/a01136064 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/136064.png?v=1784644517 Methyl 4-bromobutyrate, 98% | 4897-84-1 Methyl 4-bromobutyrate, 98%|136064|4897-84-1 https://www.jk-sci.com/products/s57c4x-107490 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/j5304295 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0eb00928bb9eaa0961331f048c9ce3de.jpg?v=1776323097 N-Methyl-2-aminoethanol 2-chlorotrityl resin N-Methyl-2-aminoethanol 2-chlorotrityl resin|04295 https://www.jk-sci.com/products/a01135721 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/350922.png?v=1784644499 Methyl glycolate, 98% | 96-35-5 Methyl glycolate, 98%|135721|96-35-5 https://www.jk-sci.com/products/a01135344 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/135344.png?v=1784644483 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/252437_0b2baee5-1f60-4e69-b9a2-a85d966ed58a.png?v=1774987788 Tenofovir | 147127-20-6 Tenofovir|C4X-107622|147127-20-6 https://www.jk-sci.com/products/s57c4x-107645 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bd1a7289e77025e2a928a0991c6d097a.jpg?v=1776406037 Tenofovir Disoproxil Impurity 45 | 35273-90-6 Tenofovir Disoproxil Impurity 45|C4X-107645|35273-90-6 https://www.jk-sci.com/products/a01136250 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/136250.png?v=1784644532 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/226951fd5c508f46fa7a8d69a92d619c.jpg?v=1776323128 N-Trityl-hexahydro-1H-1,4-diazepine, polymer bound N-Trityl-hexahydro-1H-1,4-diazepine, polymer bound|04310 https://www.jk-sci.com/products/a01137121 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/228151.png?v=1784644563 2-(Methylthio)pyridine, 98% | 18438-38-5 2-(Methylthio)pyridine, 98%|137121|18438-38-5 https://www.jk-sci.com/products/a01137514 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/137514.png?v=1784644592 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/396516_f66ff593-9de0-462e-9db4-33ac6291dc12.png?v=1774642212 Pidotimod Impurity 32 | 21282-08-6 Pidotimod Impurity 32|C4X-107832|21282-08-6 https://www.jk-sci.com/products/a01137659 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/562116.png?v=1784644610 1,4-Diaminobutane dihydrochloride, 98% | 333-93-7 1,4-Diaminobutane dihydrochloride, 98%|137659|333-93-7 https://www.jk-sci.com/products/j5304316 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0652aac5fe3f24b245745a3d35f342c2.jpg?v=1776323145 Fmoc-O-2-chlorotrityl-L-tyrosine | 350241-80-4 Fmoc-O-2-chlorotrityl-L-tyrosine|04316|350241-80-4 https://www.jk-sci.com/products/j5304327 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/63c0f8e8feedb61d013fcdc58327bd02.jpg?v=1776323161 3-Carboxypropanesulfonamide | 175476-52-5 3-Carboxypropanesulfonamide|04327|175476-52-5 https://www.jk-sci.com/products/a01137764 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/137764.png?v=1784644614 2,4,5-Trimethylphenol, 97% | 496-78-6 2,4,5-Trimethylphenol, 97%|137764|496-78-6 https://www.jk-sci.com/products/j5304345 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c7de532057d774cb3af3dbce4ad8e132.jpg?v=1776323195 Acetyl-4-benzoyl-D-phenylalanine | 104504-42-9 Acetyl-4-benzoyl-D-phenylalanine|04345|104504-42-9 https://www.jk-sci.com/products/s57c4x-107720 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/201b6abdc5e7a46fa14f1ec388224d1f.jpg?v=1776406074 Entecavir EP Impurity E | 2203740-23-0 Entecavir EP Impurity E|C4X-107720|2203740-23-0 https://www.jk-sci.com/products/j5304359 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5ee624d57155a9c059623f1b8c8dad84.jpg?v=1776323222 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8b9550b91f6552d992068d0a2e54ff8b.jpg?v=1776323209 Na-Ac-Nd-trityl-L-glutamine | 163277-79-0 Na-Ac-Nd-trityl-L-glutamine|04351|163277-79-0 https://www.jk-sci.com/products/j5304347 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/519855_4a437119-4b84-4462-9dba-231569a21bd9.png?v=1776323202 Acetyl-L-cystine | 5545-17-5 Acetyl-L-cystine|04347|5545-17-5 https://www.jk-sci.com/products/j5304367 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e3b3635ccd4cc9ef38d0a746b8b79063.jpg?v=1776323237 Acetyl-L-leucine 4-nitroanilide | 19746-40-8 Acetyl-L-leucine 4-nitroanilide|04367|19746-40-8 https://www.jk-sci.com/products/j5304391 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a9056114520406aebcfa14d6dbf8a70e.jpg?v=1776323292 Acetyl-DL-proline | 1074-79-9 Acetyl-DL-proline|04391|1074-79-9 https://www.jk-sci.com/products/a01137922 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/137922.png?v=1784644627 Yohimbine, 99% | 146-48-5 Yohimbine, 99%|137922|146-48-5 https://www.jk-sci.com/products/j5304399 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b66295d2f29f730135939a946fba5818.jpg?v=1776323298 Acetyl-D-tyrosine | 19764-32-0 Acetyl-D-tyrosine|04399|19764-32-0 https://www.jk-sci.com/products/a011384668 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1384668.png?v=1784644657 Carfilzomib, 99%, irreversible proteasome inhibitor | 868540-17-4 Carfilzomib, 99%, irreversible proteasome inhibitor|1384668|868540-17-4 https://www.jk-sci.com/products/j5304404 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5f719c510d3c8959c4123d8a83002a9b.jpg?v=1776323312 Formyl-L-alanine | 10512-86-4 Formyl-L-alanine|04404|10512-86-4 https://www.jk-sci.com/products/j5304418 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b6505df619f6a35a51bbea43eaf759b6.jpg?v=1776323339 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c7a12176-ce17-4834-bcfa-365672facb09.png?v=1775140286 Tofacitinib Impurity 157 Tofacitinib Impurity 157|C4X-1079157 https://www.jk-sci.com/products/j5304432 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c8a88c3515620fd0ff45bd5ee86afdd1.jpg?v=1776323373 Nd-Trityl-D-glutamine hydrate | 200625-76-9 Nd-Trityl-D-glutamine hydrate|04432|200625-76-9 https://www.jk-sci.com/products/j5304427 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/74286a5ece97fa7cffba2b920a0eacf0.jpg?v=1776323360 L-Glutamic acid a-amide | 636-65-7 L-Glutamic acid a-amide|04427|636-65-7 https://www.jk-sci.com/products/j5304442 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0624f3eafdbf48ac94d9a4044bcf257d.jpg?v=1776323403 L-Proline methyl amide hydrochloride | 33208-98-9 L-Proline methyl amide hydrochloride|04442|33208-98-9 https://www.jk-sci.com/products/a01138523 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/138523_4ab55593-ed13-46c4-8c19-73153349e19c.png?v=1784644667 Apelin-13, 95% | 217082-58-1 Apelin-13, 95%|138523|217082-58-1 https://www.jk-sci.com/products/j5304453 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/960a4742b669da6990fc8d046dad5979.jpg?v=1776323437 Nin-Boc-L-tryptophan | 146645-63-8 Nin-Boc-L-tryptophan|04453|146645-63-8 https://www.jk-sci.com/products/a01138573 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/138573_244ebbcd-96cb-41b4-991c-449f56f59117.png?v=1784644671 2-Chlorobenzophenone, 97% | 5162-03-8 2-Chlorobenzophenone, 97%|138573|5162-03-8 https://www.jk-sci.com/products/j5304462 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1d8533269aacf4ba5b676bfa7305add3.jpg?v=1776323463 L-Azetidine-2-carboxylic acid | 2133-34-8 L-Azetidine-2-carboxylic acid|04462|2133-34-8 https://www.jk-sci.com/products/j5304467 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cbc04bf7715a4ebb1ba593cfbb8cd9bb.jpg?v=1776323480 3,3',5,5'-Tetraiodo-L-thyronine sodium salt | 25416-65-3 3,3',5,5'-Tetraiodo-L-thyronine sodium salt|04467|25416-65-3 https://www.jk-sci.com/products/s57c4x-107931 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/869f0365cb00a3d0435db58ae39577c0.jpg?v=1776406147 Tofacitinib Impurity 31 | 923036-25-3 Tofacitinib Impurity 31|C4X-107931|923036-25-3 https://www.jk-sci.com/products/s57c4x-107955 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/442041_592a41d8-64d8-4f26-b82b-f9256339d911.png?v=1774904354 Tofacitinib Impurity 55 | 3680-69-1 Tofacitinib Impurity 55|C4X-107955|3680-69-1 https://www.jk-sci.com/products/s57c4x-107991 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/500691_717003ea-bcf0-4fc6-ac97-9814f6b5d6e5.png?v=1774733013 Tofacitinib Impurity 91 | 3680-71-5 Tofacitinib Impurity 91|C4X-107991|3680-71-5 https://www.jk-sci.com/products/j5304554 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c5654ddb700e1f97388826ff80c1795b.jpg?v=1776323533 Gly-Asn-OH | 1999-33-3 Gly-Asn-OH|04554|1999-33-3 https://www.jk-sci.com/products/j5304510 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4818a901fc22f4382a2c473884e94d8b.jpg?v=1776323512 Boc-Gly-Gly-OH | 31972-52-8 Boc-Gly-Gly-OH|04510|31972-52-8 https://www.jk-sci.com/products/a01104250 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/104250.png?v=1784642647 n-Octyl butyrate, 98% | 110-39-4 n-Octyl butyrate, 98%|104250|110-39-4 https://www.jk-sci.com/products/a01138643 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/273021.png?v=1784644679 4-Bromobenzyl alcohol, 98% | 873-75-6 4-Bromobenzyl alcohol, 98%|138643|873-75-6 https://www.jk-sci.com/products/s57c4x-108033 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3594750aa27e5efb5eecb6825f0ea31e.jpg?v=1776406195 Etoricoxib Impurity 33 | 1817735-82-2 Etoricoxib Impurity 33|C4X-108033|1817735-82-2 https://www.jk-sci.com/products/j5301288 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/28c72a5cdc0ac1c41215288c2458a198.jpg?v=1776316700 Dextran sulfate sodium salt | 9011-18-1 Dextran sulfate sodium salt|01288|9011-18-1 https://www.jk-sci.com/products/a011042660 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/59fc91253a31b5206015df644d6019f1.jpg?v=1784642646 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1045960.png?v=1784642666 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/339317.png?v=1784642671 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/104524.png?v=1784642663 Cbz-L-phenylalaninol, 98% | 6372-14-1 Cbz-L-phenylalaninol, 98%|104524|6372-14-1 https://www.jk-sci.com/products/s57c4x-1082114 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/637b2c60840739d9911e52e8790fbb51.jpg?v=1776406231 Ibuprofen Impurity | 1314907-71-5 Ibuprofen Impurity|C4X-1082114|1314907-71-5 https://www.jk-sci.com/products/s57c4x-1082 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/408218_4d156bba-1a94-4f31-8ed0-a6fdf10d30b1.png?v=1774665699 Ibuprofen | 15687-27-1 Ibuprofen|C4X-1082|15687-27-1 https://www.jk-sci.com/products/a01104735 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/104735.png?v=1784642674 Z-Asparagine, 98% | 29880-22-6 Z-Asparagine, 98%|104735|29880-22-6 https://www.jk-sci.com/products/a01104951 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/395820.png?v=1784642680 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b119f623-5170-4764-823b-ab146d438004.png?v=1776306483 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f71349cf-c27f-4604-bbe2-5a5249540d7b.png?v=1776306475 (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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/105329.png?v=1784642696 2-Fluorobenzophenone, 98% | 342-24-5 2-Fluorobenzophenone, 98%|105329|342-24-5 https://www.jk-sci.com/products/a01105216 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/105216.png?v=1784642690 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_033d145d-f8d3-4f05-8158-44e1d155b2f3.png?v=1776306480 (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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/105379.png?v=1784642702 (R)-(-)-1-Methyl-3-hydroxypyrrolidine, 99% | 104641-60-3 (R)-(-)-1-Methyl-3-hydroxypyrrolidine, 99%|105379|104641-60-3 https://www.jk-sci.com/products/a019426182 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b53d2787-5a64-487a-9a9b-7a3598c62ec8.png?v=1776306478 (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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/105421.png?v=1784642707 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9bc39684-82f4-4c43-94e4-8301313c2cc1.png?v=1774891258 Cetirizine Impurity 40 DiHCl Cetirizine Impurity 40 DiHCl|C4X-108340 https://www.jk-sci.com/products/a019426185 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_769e3258-6164-4848-902a-7900e4c0c6f9.png?v=1776306486 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/387582.png?v=1784642727 Methyl 3-thiophenecarboxylate, 97% | 22913-26-4 Methyl 3-thiophenecarboxylate, 97%|105719|22913-26-4 https://www.jk-sci.com/products/a01105519 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/203154.png?v=1784642716 4,4'-Dimethyltriphenylamine, 98% | 20440-95-3 4,4'-Dimethyltriphenylamine, 98%|105519|20440-95-3 https://www.jk-sci.com/products/s57c4x-108333 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/a01106855 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/107899.png?v=1784642770 5-N-Propyluracil, 98% | 19030-75-2 5-N-Propyluracil, 98%|106855|19030-75-2 https://www.jk-sci.com/products/s57c4x-10835 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bd1b484141c92f85a243bbf178ebc16e.jpg?v=1776406322 Cetirizine EP Impurity E | 682323-77-9 Cetirizine EP Impurity E|C4X-10835|682323-77-9 https://www.jk-sci.com/products/a019426186 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_02ec53cd-d66d-4e26-80cd-0eca503264d3.png?v=1776306489 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/107018.png?v=1784642786 3-Butynyl p-toluenesulfonate, 96% | 23418-85-1 3-Butynyl p-toluenesulfonate, 96%|107018|23418-85-1 https://www.jk-sci.com/products/a01107318 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/107318.png?v=1784642790 Phenethyl isovalerate, 99% | 140-26-1 Phenethyl isovalerate, 99%|107318|140-26-1 https://www.jk-sci.com/products/a019426187 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e742c64a-430f-4d7b-b8ac-bae7cf1ee487.png?v=1776306491 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_dda40e1b-6e48-424a-8bff-76b8da87a880.png?v=1776306494 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f845b7c9f340903dcf65bc06fb96d1da.jpg?v=1776406365 Roflumilast Impurity 33 | 2376345-94-5 Roflumilast Impurity 33|C4X-108433|2376345-94-5 https://www.jk-sci.com/products/s57c4x-108441 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_91c7ff68-e04e-4eae-afe8-b44c535e156a.png?v=1774741126 Roflumilast Impurity 41 | 1882067-43-7 Roflumilast Impurity 41|C4X-108441|1882067-43-7 https://www.jk-sci.com/products/a019426189 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d2acce6f-bb68-4f4f-8494-421334921e04.png?v=1776306496 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/141860.png?v=1784642798 Ethyl propionylacetate, 98% | 4949-44-4 Ethyl propionylacetate, 98%|107430|4949-44-4 https://www.jk-sci.com/products/a019426192 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b931ffb6-ebc6-4df3-b9fc-0560f1f30856.png?v=1776306504 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_61749612-601c-4904-aeb8-716f84706338.png?v=1776306501 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_11ed3893-7911-4324-8fe5-00f6af05d91c.png?v=1776306499 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3a65a137-cbf8-4f5a-b36d-cb0253497861.png?v=1776306509 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/107678.png?v=1784642807 4'-Ethylpropiophenone, 98% | 27465-51-6 4'-Ethylpropiophenone, 98%|107678|27465-51-6 https://www.jk-sci.com/products/a019426193 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9dee64ca-d709-4c99-8b5d-a7f60684ca8c.png?v=1776306507 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/107763.png?v=1784642814 Methyl 5-bromonicotinoylacetate, 95% | 205985-97-3 Methyl 5-bromonicotinoylacetate, 95%|107763|205985-97-3 https://www.jk-sci.com/products/a01107819 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b00f48989cc76463cbbcb67111e05b26.jpg?v=1784642813 6-Hydroxyquinoline, 98% | 580-16-5 6-Hydroxyquinoline, 98%|107819|580-16-5 https://www.jk-sci.com/products/a01107856 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/107856.png?v=1784642825 Methylcobalamin, 99% | 13422-55-4 Methylcobalamin, 99%|107856|13422-55-4 https://www.jk-sci.com/products/a019426195 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2f34778b-e66b-41e8-b3d6-05e37cdd4a9e.png?v=1776306512 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/210733.png?v=1774974117 Ambroxol | 18683-91-5 Ambroxol|C4X-108529|18683-91-5 https://www.jk-sci.com/products/a019426196 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1aa2a2a5-03e8-4e56-a313-1ee0558de41d.png?v=1776306515 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/107859.png?v=1784642820 L-(-)-3-Phenyllactic acid, 98% | 20312-36-1 L-(-)-3-Phenyllactic acid, 98%|107859|20312-36-1 https://www.jk-sci.com/products/a019426197 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_776fc632-9e5f-4e4a-ab91-0c5c1da8c041.png?v=1776306517 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_817a5d64-8482-465b-a70d-c65831c2df68.png?v=1776306520 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d99f64eb-aa09-4b3f-a468-8a632d8e52b0.png?v=1776306523 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/247582.png?v=1784642820 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4d8ecf06-48f7-4115-8ece-29933d176602.png?v=1776306528 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_616cb90a-455e-4a32-ad03-92f9e92ac7cf.png?v=1776306525 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/107895_4aac0812-1e97-4757-b176-faf48d8086c7.png?v=1784642824 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/94ff1cb6dae437428e99ccf8ebc1d38d.jpg?v=1784653002 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/416328f9eeb9e13c6ae98805e0082aec.jpg?v=1776406458 Tadalafil Impurity 22 | 1609405-34-6 Tadalafil Impurity 22|C4X-108722|1609405-34-6 https://www.jk-sci.com/products/a019426202 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c275cf89-9789-44dc-bcff-73e5f6445816.png?v=1776306531 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/281319.png?v=1784653078 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/312a37040e3bdcaf7aa66aa464b1315d.jpg?v=1776406423 Tadalafil impurity 10 | 629652-40-0 Tadalafil impurity 10|C4X-108710|629652-40-0 https://www.jk-sci.com/products/a01280013 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/280013.png?v=1784653020 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/279334.png?v=1784652988 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/51a6ff3209c60fd66572946c33f2f0df.jpg?v=1784653002 Trifluoroacetoxyarylimidoyl chloride, 99% | 105755-39-3 Trifluoroacetoxyarylimidoyl chloride, 99%|2794554|105755-39-3 https://www.jk-sci.com/products/a01279809 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/279809_ccb62340-5ef3-47b6-92fe-55abf5f90e4d.png?v=1784653015 Magnesium hydroxide, 95% | 1309-42-8 Magnesium hydroxide, 95%|279809|1309-42-8 https://www.jk-sci.com/products/s57c4x-108557 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c6c53e1c-c6be-452b-889d-7b666c4976da.png?v=1774900497 Ambroxol Impurity 57 Ambroxol Impurity 57|C4X-108557 https://www.jk-sci.com/products/s57c4x-10862 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b770835ec30892c0742517af12d33a89.jpg?v=1776406406 Prasugrel Impurity 2 | 1391194-45-8 Prasugrel Impurity 2|C4X-10862|1391194-45-8 https://www.jk-sci.com/products/a012794413 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a9aa056b1bde288ed5cf39d59ebaf4a5.jpg?v=1784652997 Azide-PEG3-desthiobiotin, 95% | 1426828-06-9 Azide-PEG3-desthiobiotin, 95%|2794413|1426828-06-9 https://www.jk-sci.com/products/a01281482 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/295500.png?v=1784653086 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1c5898c5-741e-40b6-aa73-165662cbbcda.png?v=1776306533 [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 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/a01280179 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/390986.png?v=1784653026 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_58c89f6a-8f1d-4077-b170-9e168c9aa964.png?v=1775136361 Ambroxol Impurity 93 Ambroxol Impurity 93|C4X-108593 https://www.jk-sci.com/products/a01281066 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/281066.png?v=1784653064 2-Nitrobenzenesulfonamide, 97% | 5455-59-4 2-Nitrobenzenesulfonamide, 97%|281066|5455-59-4 https://www.jk-sci.com/products/a01280414 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/280414.png?v=1784653036 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7d41c462-c9a0-4945-aac7-89d2f4088cd7.png?v=1775078593 Prasugrel Impurity 29 HCl Prasugrel Impurity 29 HCl|C4X-108629 https://www.jk-sci.com/products/a012795913 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/30e41ed7e16286e323356493f2629c44.jpg?v=1784653009 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/67ad2283d79c36a2a7469f1b4449225b.jpg?v=1776306536 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/280820.png?v=1784653053 Methyl 3-(trifluoromethoxy)benzoate, 98% | 148438-00-0 Methyl 3-(trifluoromethoxy)benzoate, 98%|280820|148438-00-0 https://www.jk-sci.com/products/a012794555 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a735b01e-50c2-4547-a1ea-40fd09abf912.png?v=1784653004 Difluoroacetoxyarylimidoyl chloride, 98% Difluoroacetoxyarylimidoyl chloride, 98%|2794555 https://www.jk-sci.com/products/s57c4x-108729 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1ace3493e995cec7421cdcbb0d5c4ac5.jpg?v=1776406469 Tadalafil Impurity 29 | 474668-76-3 Tadalafil Impurity 29|C4X-108729|474668-76-3 https://www.jk-sci.com/products/a01281873 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/281873.png?v=1784653104 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/282093_bd0cee10-68a5-4b5f-b169-c019d849d271.png?v=1784653115 N-(Phenylthio)phthalimide, 98% | 14204-27-4 N-(Phenylthio)phthalimide, 98%|282093|14204-27-4 https://www.jk-sci.com/products/a019426205 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_617d83e7-9841-4793-a5d6-55595b577b2a.png?v=1776306539 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/431214.png?v=1784653098 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7152d8c2-8ce8-4adb-82ba-f0bfcb6bbdf1.png?v=1776306541 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cb5099ac379eba7969e691f0ee68dc03.jpg?v=1776406485 Tadalafil EP Impurity E | 2520114-41-2 Tadalafil EP Impurity E|C4X-10875|2520114-41-2 https://www.jk-sci.com/products/a01282654 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/282654_525ec3c3-6509-4174-9c3c-a674449c2de1.png?v=1784653129 Albendazole, 98% | 54965-21-8 Albendazole, 98%|282654|54965-21-8 https://www.jk-sci.com/products/a019426208 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_27f11553-4ba9-493c-b16c-1f15814a9f8b.png?v=1776306547 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d4101a57-5aa4-4aca-942c-24e8e2df862f.png?v=1776306544 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/282727.png?v=1784653131 Ethylene glycol monosalicylate, 97% | 87-28-5 Ethylene glycol monosalicylate, 97%|282727|87-28-5 https://www.jk-sci.com/products/a019426209 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_97711e72-cf90-4124-ad8c-3a093db4d4e8.png?v=1776306549 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/414009_d35ef771-4873-43b2-bd1f-99d807bb2b9c.png?v=1775153033 Tadalafil Impurity 92 | 96-30-0 Tadalafil Impurity 92|C4X-108792|96-30-0 https://www.jk-sci.com/products/a019426210 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_40118adf-2a2b-401c-869e-1698bb5eb357.png?v=1776306552 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/282874_cd1a4864-0e89-47f2-bb5c-1ab110353ce7.png?v=1784653137 2-Amino-3-iodopyridine, 97% | 104830-06-0 2-Amino-3-iodopyridine, 97%|282874|104830-06-0 https://www.jk-sci.com/products/a019426211 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_916c06fc-0253-4f71-8814-775d0df95932.png?v=1776306555 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_aeed5380-c258-4e66-9208-8dc248dcb83e.png?v=1776306558 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/223812_7dd4538b-8890-4367-abe9-b6e737969ea1.png?v=1784653161 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c7966278-78a0-4f90-8c42-4dc99790fc53.png?v=1774659716 Apixaban Impurity 132 Apixaban Impurity 132|C4X-1088132 https://www.jk-sci.com/products/a01283698 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/283698.png?v=1784653169 DL-Cystine, 98% | 923-32-0 DL-Cystine, 98%|283698|923-32-0 https://www.jk-sci.com/products/a01282985 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/421131.png?v=1784653143 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_da4186dd-71bb-4244-b32e-21bea53e27f8.png?v=1776306561 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/283982.png?v=1784653185 (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 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/a01284107 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/284107.png?v=1784653196 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b7ebfe082e91ef8e6959cd774bb6561a.jpg?v=1784653196 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/284215_ca8a226e-8559-4d6c-8eb5-44beecd3b22c.png?v=1784653203 4'-Chloro-2,2,2-trifluoroacetophenone, 98% | 321-37-9 4'-Chloro-2,2,2-trifluoroacetophenone, 98%|284215|321-37-9 https://www.jk-sci.com/products/s57c4x-108835 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cc2a5284fac50900f451bac71a701814.jpg?v=1776406546 Apixaban Impurity 35 | 1351611-14-7 Apixaban Impurity 35|C4X-108835|1351611-14-7 https://www.jk-sci.com/products/a019426214 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a259a90d-7a93-4ade-925c-89fa40afa6ab.png?v=1776306564 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/151716.png?v=1784653208 2-Acetamido-5-nitropyridine, 98% | 5093-64-1 2-Acetamido-5-nitropyridine, 98%|284493|5093-64-1 https://www.jk-sci.com/products/a01284307 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/284307.png?v=1784653203 3,5-Dinitrobenzonitrile, 97% | 4110-35-4 3,5-Dinitrobenzonitrile, 97%|284307|4110-35-4 https://www.jk-sci.com/products/s57c4x-108856 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a902dc8776f53ff29899c5d65dbbaf74.jpg?v=1776406565 Apixaban Impurity 56 | 1620386-62-0 Apixaban Impurity 56|C4X-108856|1620386-62-0 https://www.jk-sci.com/products/s57c4x-10886 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/166720521bc0cd0f0052184f2534ff70.jpg?v=1776406567 Apixaban Impurity 6 | 1074365-84-6 Apixaban Impurity 6|C4X-10886|1074365-84-6 https://www.jk-sci.com/products/a01284623 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/219800.png?v=1784653218 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/284505.png?v=1784653212 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_12abfb50-9ed5-4323-ad3e-de2d7d5bcbf8.png?v=1776306567 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/284643.png?v=1784653219 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5a411fe1b123665416d309a146f7d83f.jpg?v=1776406575 Apixaban Impurity 9 | 503614-91-3 Apixaban Impurity 9|C4X-10889|503614-91-3 https://www.jk-sci.com/products/s57c4x-1089 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/38014f79e9258eef280d12aa8f2d72a4.jpg?v=1776406580 Dabigatran Etexilate Mesylate | 872728-81-9 Dabigatran Etexilate Mesylate|C4X-1089|872728-81-9 https://www.jk-sci.com/products/a019426217 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6ba189de-8b46-4a35-ae2d-86f3d32c43c3.png?v=1776306573 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_cc9d46ac-2800-40b8-8990-91968624d082.png?v=1776306570 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/284900_c80d8274-7c8f-41b3-8c6a-1278a126c95a.png?v=1784653236 (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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/135743_38270628-ad81-4187-b1a5-1e256cdef6f5.png?v=1784653253 o-Toluic acid, 99% | 118-90-1 o-Toluic acid, 99%|285195|118-90-1 https://www.jk-sci.com/products/a01285104 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/129766.png?v=1784653247 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_95c38114-fe7a-4290-bf47-f31d3cfacb7e.png?v=1774962298 Dabigatran Impurity 11 | 1610758-20-7 Dabigatran Impurity 11|C4X-108911|1610758-20-7 https://www.jk-sci.com/products/a01284898 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/284898.png?v=1784653236 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/736bfef1b23009b2c7d810d6ddc6d8cf.jpg?v=1776406600 Dabigatran | 211914-51-1 Dabigatran|C4X-108921|211914-51-1 https://www.jk-sci.com/products/a01285174 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/285174.png?v=1784653253 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/285241_e984cc06-2ddb-474c-985e-72c31480e1a5.png?v=1784653259 3',5'-Dihydroxyacetophenone, 97% | 51863-60-6 3',5'-Dihydroxyacetophenone, 97%|285241|51863-60-6 https://www.jk-sci.com/products/a01285582 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/285582.png?v=1784653276 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/285586_e70dcfd2-9b09-4a66-83ef-dfa492f0566c.png?v=1784653283 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/668657.png?v=1784653283 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/493615.png?v=1784653299 2-Hydroxy-5-nitropyridine, 99% | 5418-51-9 2-Hydroxy-5-nitropyridine, 99%|285755|5418-51-9 https://www.jk-sci.com/products/a01286174 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/784665.png?v=1784653322 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/286160.png?v=1784653316 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/287039.png?v=1784653347 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/286447.png?v=1784653333 1,2-Indandione, 97% | 16214-27-0 1,2-Indandione, 97%|286447|16214-27-0 https://www.jk-sci.com/products/a01287421 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/287421.png?v=1784653379 Esculin hydrate, 98% | 531-75-9 Esculin hydrate, 98%|287421|531-75-9 https://www.jk-sci.com/products/a01287040 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/287040.png?v=1784653350 Cloxacillin sodium salt monohydrate, 98% | 7081-44-9 Cloxacillin sodium salt monohydrate, 98%|287040|7081-44-9 https://www.jk-sci.com/products/a019426218 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_bb067d17-3dbf-4478-8a91-56b513d5051c.png?v=1776306576 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/287699.png?v=1784653396 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/287534.png?v=1784653385 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/287741.png?v=1784653397 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/794654.png?v=1784653407 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/288098.png?v=1784653419 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/289085.png?v=1784653457 Ceftazidime pentahydrate, 95% | 78439-06-2 Ceftazidime pentahydrate, 95%|289085|78439-06-2 https://www.jk-sci.com/products/a01288412 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/784464.png?v=1784653430 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/288465.png?v=1784653435 3-Thiophenecarbonitrile, 98% | 1641-09-4 3-Thiophenecarbonitrile, 98%|288465|1641-09-4 https://www.jk-sci.com/products/a01289937 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/289937.png?v=1784653508 6-Bromoisoquinoline, 99% | 34784-05-9 6-Bromoisoquinoline, 99%|289937|34784-05-9 https://www.jk-sci.com/products/a01289264 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/289264.png?v=1784653463 2-Chloro-6-fluorobenzaldoxime, 97% | 443-33-4 2-Chloro-6-fluorobenzaldoxime, 97%|289264|443-33-4 https://www.jk-sci.com/products/a01289859 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/289859.png?v=1784653501 Furil, 98% | 492-94-4 Furil, 98%|289859|492-94-4 https://www.jk-sci.com/products/a01289758 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/289758.png?v=1784653502 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/290117.png?v=1784653519 (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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/539731.png?v=1784653525 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/290243_ff2fa8ae-8564-4531-96c8-c8c22792ad77.png?v=1784653536 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/290412.png?v=1784653532 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/291027.png?v=1784653546 Sulfaquinoxaline, 95%, reference material | 59-40-5 Sulfaquinoxaline, 95%, reference material|291027|59-40-5 https://www.jk-sci.com/products/a01291298 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/291298.png?v=1784653557 2-Nitro-5-thiocyanatobenzoic acid, 97% | 30211-77-9 2-Nitro-5-thiocyanatobenzoic acid, 97%|291298|30211-77-9 https://www.jk-sci.com/products/a01292247 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/292247.png?v=1784653581 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/357046.png?v=1784653564 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/504172.png?v=1784653557 2-Methoxy-5-nitropyridine, 99% | 5446-92-4 2-Methoxy-5-nitropyridine, 99%|291318|5446-92-4 https://www.jk-sci.com/products/a01291645 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/291645.png?v=1784653563 4-Methylthio phenol, 98% | 1073-72-9 4-Methylthio phenol, 98%|291645|1073-72-9 https://www.jk-sci.com/products/a01291712 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/291712_e1bb6b28-9972-4bf2-85b7-76b2ae47a11e.png?v=1784653567 Artemether, 98% | 71963-77-4 Artemether, 98%|291712|71963-77-4 https://www.jk-sci.com/products/a019426219 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_90ed2a68-1d15-4f28-952b-61987a3d32f3.png?v=1776306578 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b2489cea-f511-47dc-a436-fd3f6a754f71.png?v=1776306581 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/669017.png?v=1784653582 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2edbed532645d4a1fa084ddeb12ab8a6.jpg?v=1776406672 Rivaroxaban Impurity 56 | 1643354-27-1 Rivaroxaban Impurity 56|C4X-109056|1643354-27-1 https://www.jk-sci.com/products/a019426223 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/63449b033d6a7f4e5c1859312cf6eb69.jpg?v=1776306590 (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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_67627b6a-f15c-4704-b20e-8ae58af71316.png?v=1776306585 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_62604ffe-6aea-4954-b874-0767a3fc9808.png?v=1776306587 [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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/313976.png?v=1774672603 2-Chlorothiophene | 96-43-5 2-Chlorothiophene|C4X-109073|96-43-5 https://www.jk-sci.com/products/a01292657 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/292657.png?v=1784653599 2-Bromo-6-fluorobenzaldehyde, 98% | 360575-28-6 2-Bromo-6-fluorobenzaldehyde, 98%|292657|360575-28-6 https://www.jk-sci.com/products/a019428837 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/57e5740898ef2bb771d7ba81304f5bf0.jpg?v=1776306839 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/458979.png?v=1784653594 2,4-Dihydroxypyridine, 98% | 626-03-9 2,4-Dihydroxypyridine, 98%|292448|626-03-9 https://www.jk-sci.com/products/s57c4x-10908 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3411ce12f25410adba2c1ff2617ee03b.jpg?v=1776406692 Rivaroxaban EP Impurity G | 446292-08-6 Rivaroxaban EP Impurity G|C4X-10908|446292-08-6 https://www.jk-sci.com/products/a019432914 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/484213fe1786334937b2a163d927f7f7.jpg?v=1776306876 β-Nicotinamidemononucleotide, reducedform | 108347-85-9 β-Nicotinamidemononucleotide, reducedform|9432914|108347-85-9 https://www.jk-sci.com/products/a01292666 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/292666.png?v=1784653599 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/603245_e3c2d4c5-4495-441a-a4b2-88d673a2e216.png?v=1774722832 Milrinone Impurity 11 | 105-34-0 Milrinone Impurity 11|C4X-109111|105-34-0 https://www.jk-sci.com/products/a01292798 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/292798.png?v=1784653601 4-Pentylphenyl 4-propylbenzoate, 97% | 50649-60-0 4-Pentylphenyl 4-propylbenzoate, 97%|292798|50649-60-0 https://www.jk-sci.com/products/a01293019 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/293019_d56a9f37-c4e9-4832-958e-ae60ce03f311.png?v=1784653612 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a8d969da-19cd-4545-86e5-53868f1a0637.png?v=1774904361 Milrinone Impurity 25 Milrinone Impurity 25|C4X-109125 https://www.jk-sci.com/products/a01293137 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/363108.png?v=1784653616 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/293229.png?v=1784653621 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_64bef855-0f02-4644-babd-e5132e873d5f.png?v=1774644431 Dronedarone EP Impurity C(Dronedarone USP RC B)Oxalate Dronedarone EP Impurity C(Dronedarone USP RC B)Oxalate|C4X-109247 https://www.jk-sci.com/products/a01293236 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/293236_9036d246-e99a-4c1f-ac0f-ccb46fa5b4da.png?v=1784653624 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7f5da6438db41e15dfe592f26a80881a_5f7d6209-6df9-4103-ae3a-91aee666e6c7.jpg?v=1776406729 Ticagrelor | 274693-27-5 Ticagrelor|C4X-1093|274693-27-5 https://www.jk-sci.com/products/s57c4x-10923 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e7d57eaecd03cc1b482bce212f481a03.jpg?v=1776406714 Dronedarone Impurity 3 | 141645-16-1 Dronedarone Impurity 3|C4X-10923|141645-16-1 https://www.jk-sci.com/products/j5302601 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f279705be2d99db642f8cff5ab91f5eb.jpg?v=1776319508 Fmoc-(3S-)-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid | 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7e35ba2c3ee779d9cb5b66479ba7a3e6.jpg?v=1776406750 Ticagrelor Impurity 143 | 274693-53-7 Ticagrelor Impurity 143|C4X-1093143|274693-53-7 https://www.jk-sci.com/products/a01293323 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/293323.png?v=1784653627 2-Acetylcyclohexanone, 97% | 874-23-7 2-Acetylcyclohexanone, 97%|293323|874-23-7 https://www.jk-sci.com/products/s57c4x-109276 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9ecac041-f49a-4748-b478-649fe5b9e65d.png?v=1774664586 Dronedarone impurity 76 Dronedarone impurity 76|C4X-109276 https://www.jk-sci.com/products/s57c4x-109312 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1897f9b83bf4857318e77eb9b3fa47a6.jpg?v=1776406737 Ticagrelor Impurity 12 (Mixture of Diastereomers) | 1644461-85-7 Ticagrelor Impurity 12 (Mixture of Diastereomers)|C4X-109312|1644461-85-7 https://www.jk-sci.com/products/s57c4x-106518 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f2083c50162410f7225a1e35ad4d76b4.jpg?v=1776405624 Empagliflozin Impurity 18 | 1279691-36-9 Empagliflozin Impurity 18|C4X-106518|1279691-36-9 https://www.jk-sci.com/products/s57c4x-1093139 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/77d8748a5426b9eef557b4d8a9dacada.jpg?v=1776406744 Ticagrelor Impurity 139 | 2476859-55-7 Ticagrelor Impurity 139|C4X-1093139|2476859-55-7 https://www.jk-sci.com/products/s57c4x-1093157 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3a3198b929a13ef5bb233ae4e8499e01.jpg?v=1776406756 Ticagrelor Impurity 157 | 274693-55-9 Ticagrelor Impurity 157|C4X-1093157|274693-55-9 https://www.jk-sci.com/products/s57c4x-10653 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5f08704c733a0058d932f4fbeb659be4.jpg?v=1776405657 Empagliflozin Impurity 3 | 2452301-09-4 Empagliflozin Impurity 3|C4X-10653|2452301-09-4 https://www.jk-sci.com/products/s57c4x-1069 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1493345087235abe8469400049399c93.jpg?v=1776405744 Erlotinib Hydrochloride | 183319-69-9 Erlotinib Hydrochloride|C4X-1069|183319-69-9 https://www.jk-sci.com/products/s57c4x-107221 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-1074117 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/26eacbb5273e89b2ef8f36907492649f.jpg?v=1776405940 Moxifloxacin impurity 117 | 1585176-91-5 Moxifloxacin impurity 117|C4X-1074117|1585176-91-5 https://www.jk-sci.com/products/s57c4x-107712 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0b2b0db01dc7aebdabf4ac4eafc927af.jpg?v=1776406071 Entecavir Impurity 12 | 142217-78-5 Entecavir Impurity 12|C4X-107712|142217-78-5 https://www.jk-sci.com/products/s57c4x-1076108 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0f5fcb41-4e0f-447d-b921-e7fccfa045c4.png?v=1775136343 Tenofovir disoproxil Impurity 108 Tenofovir disoproxil Impurity 108|C4X-1076108 https://www.jk-sci.com/products/s57c4x-1079123 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/979982dd6948a19676ad971621eef8f2.jpg?v=1776406108 Tofacitinib Impurity 123 DiHCl | 1062580-52-2 Tofacitinib Impurity 123 DiHCl|C4X-1079123|1062580-52-2 https://www.jk-sci.com/products/s57c4x-10803 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/411852_25edd686-1c00-46b6-93dd-0fe105d5585b.png?v=1774987797 Etoricoxib Impurity 3 | 10297-73-1 Etoricoxib Impurity 3|C4X-10803|10297-73-1 https://www.jk-sci.com/products/s57c4x-107951 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b8d262db01dee241b68474410f8fa206.jpg?v=1776406159 Tofacitinib Impurity 51 | 2504210-38-0 Tofacitinib Impurity 51|C4X-107951|2504210-38-0 https://www.jk-sci.com/products/s57c4x-108336 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/70bd54f8b6555728e3fab9fb6b21519b.jpg?v=1776406311 Cetirizine Polyethylene Glycol (PEG) Ester | 1509941-93-8 Cetirizine Polyethylene Glycol (PEG) Ester|C4X-108336|1509941-93-8 https://www.jk-sci.com/products/s57c4x-108210 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/484583_ba7e12db-4daa-48fb-a9ff-bda1739007dc.png?v=1774642224 Ibuprofen EP Impurity J | 65813-55-0 Ibuprofen EP Impurity J|C4X-108210|65813-55-0 https://www.jk-sci.com/products/s57c4x-108426 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f847096275c011669f0e6bc4d1da4bdc.jpg?v=1776406359 Roflumilast Impurity 26 | 3031785-18-6 Roflumilast Impurity 26|C4X-108426|3031785-18-6 https://www.jk-sci.com/products/s57c4x-108527 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/150308_6bfa9242-bc6b-4f11-93cf-9f21afc4e0b6.png?v=1774667631 Ambroxol Impurity 27 | 50910-54-8 Ambroxol Impurity 27|C4X-108527|50910-54-8 https://www.jk-sci.com/products/s57c4x-10858 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5f9f7896c9bd3186b215e7cd1460e236_1d92da92-69b0-4c82-b476-b36f8d1636c7.jpg?v=1776406401 Ambroxol Cycloimine Impurity | 2088879-81-4 Ambroxol Cycloimine Impurity|C4X-10858|2088879-81-4 https://www.jk-sci.com/products/s57c4x-108622 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c76bc6102980d9459d08f22eadf7a16c.jpg?v=1776406410 Prasugrel Impurity 22 | 204205-33-4 Prasugrel Impurity 22|C4X-108622|204205-33-4 https://www.jk-sci.com/products/s57c4x-1087174 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_451dd292-f738-4480-ac4f-baca8da2d3b4.png?v=1774714675 Tadalafil Impurity 174 Tadalafil Impurity 174|C4X-1087174 https://www.jk-sci.com/products/s57c4x-10882 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/aae079afac36aaa212517b68d442670c.jpg?v=1776406533 Apixaban Impurity 2 | 2187409-01-2 Apixaban Impurity 2|C4X-10882|2187409-01-2 https://www.jk-sci.com/products/s57c4x-10879 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-108726 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6d746587b8f88aea9a2f7f40149bc830.jpg?v=1776406467 Tadalafil Impurity 26 | 1598416-08-0 Tadalafil Impurity 26|C4X-108726|1598416-08-0 https://www.jk-sci.com/products/s57c4x-10905 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5f799efaa482b98d394091528f50cca0.jpg?v=1776406668 Rivaroxaban EP Impurity D | 1365267-35-1 Rivaroxaban EP Impurity D|C4X-10905|1365267-35-1 https://www.jk-sci.com/products/s57c4x-108855 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/502652_3dae207d-d5b0-40c3-96c3-bc82d84b285b.png?v=1774966804 Apixaban Impurity 55 | 27143-09-5 Apixaban Impurity 55|C4X-108855|27143-09-5 https://www.jk-sci.com/products/s57c4x-108872 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_160db8b7-d9a6-4b38-817c-57ac3174eba3.png?v=1774646245 Apixaban Impurity 72 Apixaban Impurity 72|C4X-108872 https://www.jk-sci.com/products/s57c4x-10924 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0fdaaa292fd581f0ff6a791627ece464.jpg?v=1776406717 Dronedarone Impurity 4 | 141645-23-0 Dronedarone Impurity 4|C4X-10924|141645-23-0 https://www.jk-sci.com/products/s57c4x-109124 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_27d443a0-f515-4e14-9bec-f6589982ce25.png?v=1774669648 Milrinone Impurity 24 Milrinone Impurity 24|C4X-109124 https://www.jk-sci.com/products/s57c4x-1089101 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d37d1132f1dc8247c349bea92a34d6d9.jpg?v=1776406588 O-Desethyl O-Isopropyl Dabigatran Etexilate | 1610758-19-4 O-Desethyl O-Isopropyl Dabigatran Etexilate|C4X-1089101|1610758-19-4 https://www.jk-sci.com/products/s57c4x-109079 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/abcd4ac2824b3a1b3ea57220744e99f1.jpg?v=1776406688 Rivaroxaban Impurity 79 | 2097255-05-3 Rivaroxaban Impurity 79|C4X-109079|2097255-05-3 https://www.jk-sci.com/products/s57c4x-1093149 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a0dd01e737d717e60132662d3ce56307.jpg?v=1776406753 Ticagrelor Impurity 49 | 274693-54-8 Ticagrelor Impurity 49|C4X-1093149|274693-54-8 https://www.jk-sci.com/products/s57c4x-109313 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d0aa8da2191d8cc1f03c4b338c476285.jpg?v=1776406740 Ticagrelor Impurity 13 | 274693-39-9 Ticagrelor Impurity 13|C4X-109313|274693-39-9 https://www.jk-sci.com/products/s57c4x-10929 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/424edff0af0934a74201bc2cb42ebfce.jpg?v=1776406726 Dronedarone USP Related Compound C | 1278585-68-4 Dronedarone USP Related Compound C|C4X-10929|1278585-68-4 https://www.jk-sci.com/products/s57c4x-109321 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/56ac3b537b583fefede301574dd5eeaf.jpg?v=1776406765 Ticagrelor impurity 21 | 1402222-66-5 Ticagrelor impurity 21|C4X-109321|1402222-66-5 https://www.jk-sci.com/products/s57c4x-10935 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d33fe2482e29b891c08954cfaa2e15a1.jpg?v=1776406778 Ticagrelor Impurity 5 | 1788033-05-5 Ticagrelor Impurity 5|C4X-10935|1788033-05-5 https://www.jk-sci.com/products/s57c4x-109347 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/19a7e94f68349f90962c3820c233c748.jpg?v=1776406772 Ticagrelor Impurity 47 | 376608-74-1 Ticagrelor Impurity 47|C4X-109347|376608-74-1 https://www.jk-sci.com/products/s57c4x-10933 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/39b2a2082b0df7ae1a9b167445407c89.jpg?v=1776406769 Ticagrelor Impurity 3 | 2096989-56-7 Ticagrelor Impurity 3|C4X-10933|2096989-56-7 https://www.jk-sci.com/products/s57c4x-109344 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1238594.png?v=1774669654 Ticagrelor Impurity 44 | 145783-15-9 Ticagrelor Impurity 44|C4X-109344|145783-15-9 https://www.jk-sci.com/products/s57c4x-10938 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/84a18813ab5f805081826aee402a27ef.jpg?v=1776406786 Ticagrelor Impurity 8 | 1251765-07-7 Ticagrelor Impurity 8|C4X-10938|1251765-07-7 https://www.jk-sci.com/products/s57c4x-109362 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4fb01d78-f6dd-4637-8251-e286d6b55f3b.png?v=1774882030 Ticagrelor Impurity 62 Ticagrelor Impurity 62|C4X-109362 https://www.jk-sci.com/products/s57c4x-109387 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6741e2bd-2afc-488a-a4f4-eb6651b234cc.png?v=1775070170 Ticagrelor Impurity 87 (Mixture of Diastereomers) Ticagrelor Impurity 87 (Mixture of Diastereomers)|C4X-109387 https://www.jk-sci.com/products/s57c4x-109390 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4b387337fca7ab22ac1366f2f85f62c9.jpg?v=1776406793 Ticagrelor Impurity 90 | 2417326-48-6 Ticagrelor Impurity 90|C4X-109390|2417326-48-6 https://www.jk-sci.com/products/s57c4x-10941 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/74f2143c309538f07e73c0e48ba8844e.jpg?v=1776406799 Felodipine EP Impurity B | 91189-59-2 Felodipine EP Impurity B|C4X-10941|91189-59-2 https://www.jk-sci.com/products/s57c4x-109415 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f71a42ab4f8a45fbacd38b67ef55e561_15e338f6-01ef-4ad6-94e0-183b3b488d2b.jpg?v=1776406804 Felodipine Impurity 15 | 21962-45-8 Felodipine Impurity 15|C4X-109415|21962-45-8 https://www.jk-sci.com/products/s57c4x-10942 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4f59600f3c8c5ec2dd5a205f716f60fa.jpg?v=1776406809 Felodipine EP impurity C | 79925-38-5 Felodipine EP impurity C|C4X-10942|79925-38-5 https://www.jk-sci.com/products/s57c4x-109412 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/313508.png?v=1775069228 Felodipine Impurity 12 | 74073-22-6 Felodipine Impurity 12|C4X-109412|74073-22-6 https://www.jk-sci.com/products/s57c4x-10944 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f667e9c08b0bb96468a7cea4b0826518_e3e3524b-c40a-472e-a41e-aff249a7f44d.jpg?v=1776406815 Felodipine Impurity 4 | 65193-87-5 Felodipine Impurity 4|C4X-10944|65193-87-5 https://www.jk-sci.com/products/s57c4x-1095101 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e9be969b-90d9-4029-be6d-a623699048b9.png?v=1774667644 Amlodipine Impurity 101 Amlodipine Impurity 101|C4X-1095101 https://www.jk-sci.com/products/s57c4x-10951 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/105793.png?v=1774900511 Amlodipine Besylate EP Impurity A | 88150-62-3 Amlodipine Besylate EP Impurity A|C4X-10951|88150-62-3 https://www.jk-sci.com/products/s57c4x-109527 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ea1201e761af5400a991993053efe8c4_516f52c4-0974-41c1-a1a7-dd16acdae74f.jpg?v=1776406834 Amlodipine Impurity27 | 88150-75-8 Amlodipine Impurity27|C4X-109527|88150-75-8 https://www.jk-sci.com/products/s57c4x-109516 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-109530 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/12c5300f7985d5c39837e63c7dffb74c.jpg?v=1776406845 Amlodipine Impurity 30 | 496024-43-2 Amlodipine Impurity 30|C4X-109530|496024-43-2 https://www.jk-sci.com/products/s57c4x-109521 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c97e59a1ece565315f59038c253c4981.jpg?v=1776406830 Amlodipine Aspartic Acid Impurity | 400602-35-9 Amlodipine Aspartic Acid Impurity|C4X-109521|400602-35-9 https://www.jk-sci.com/products/a01944384 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/419443.png?v=1776306950 β-Sitosterol, 40% | 83-46-5 β-Sitosterol, 40%|944384|83-46-5 https://www.jk-sci.com/products/s57c4x-109534 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e589719ba4f05eedff3cc9a94df395ea.jpg?v=1776406853 Amlodipine Besylate EP Impurity D Fumarate | 2138811-33-1 Amlodipine Besylate EP Impurity D Fumarate|C4X-109534|2138811-33-1 https://www.jk-sci.com/products/a01943629 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/368029.png?v=1776306903 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1d657e479b9ded7d0fdb538fc8e0946f.jpg?v=1776406860 Amlodipine N-Lactoside | 749864-27-5 Amlodipine N-Lactoside|C4X-109545|749864-27-5 https://www.jk-sci.com/products/a01293655 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/293655_4f88f33a-0384-439c-9638-6accecd182f3.png?v=1784653643 Dansylamide, 98% | 1431-39-6 Dansylamide, 98%|293655|1431-39-6 https://www.jk-sci.com/products/a01294393 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/380376.png?v=1784653665 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/293617.png?v=1784653635 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1004144_7080fa68-6b79-40ab-8acc-cab86dff8ae4.png?v=1775153046 Amlodipine Besylate EP Impurity E | 140171-65-9 Amlodipine Besylate EP Impurity E|C4X-10955|140171-65-9 https://www.jk-sci.com/products/a01294489 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/294489.png?v=1784653665 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/beba7715ff886090840c0f6a9c308e4b_ce1ed72b-cce1-4701-bbb1-35311e05d4ce.jpg?v=1776406872 Amlodipine Besylate EP Impurity F | 140171-66-0 Amlodipine Besylate EP Impurity F|C4X-10956|140171-66-0 https://www.jk-sci.com/products/a01944528 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/109083.png?v=1776306967 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/065dc994638f80e545449e540816c501.jpg?v=1776321738 Fmoc-(3S,4S)-4-amino-3-hydroxy-5-phenylpentanoic acid | 198542-01-7 Fmoc-(3S,4S)-4-amino-3-hydroxy-5-phenylpentanoic acid|03741|198542-01-7 https://www.jk-sci.com/products/a01294650 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/402333_fbc50fc6-28bd-4811-9b8a-aa1ddb9260bf.png?v=1784653675 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/203624.png?v=1784653686 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/294801.png?v=1784653688 15-Crown-5, 98% | 33100-27-5 15-Crown-5, 98%|294801|33100-27-5 https://www.jk-sci.com/products/s57c4x-109579 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a639ded2cc1edd37970cd7188502de1e.jpg?v=1776406887 Amlodipine Impurity 79 | 3516-73-2 Amlodipine Impurity 79|C4X-109579|3516-73-2 https://www.jk-sci.com/products/s57c4x-109581 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d505d4a7-a79d-4062-91ab-064a8c1b3389.png?v=1774712669 Amlodipine Impurity 81 Amlodipine Impurity 81|C4X-109581 https://www.jk-sci.com/products/s57c4x-10961 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9255b5a88a4cb1d591d9aa90c2c0439f.jpg?v=1776406896 Azilsartan Impurity 1 | 1586011-04-2 Azilsartan Impurity 1|C4X-10961|1586011-04-2 https://www.jk-sci.com/products/a01295046 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/295046.png?v=1784653709 3-Methoxy-5-methylphenol, 97% | 3209-13-0 3-Methoxy-5-methylphenol, 97%|295046|3209-13-0 https://www.jk-sci.com/products/a01295218 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/298126_2fbb7320-e7d6-43d6-8676-c2df00407f38.png?v=1784653715 1-Phenylpyrazole, 98% | 1126-00-7 1-Phenylpyrazole, 98%|295218|1126-00-7 https://www.jk-sci.com/products/j5303106 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/96b9969b51737cdb8e4b789f3d830688.jpg?v=1776320596 D-Methionine methyl ester hydrochloride | 69630-60-0 D-Methionine methyl ester hydrochloride|03106|69630-60-0 https://www.jk-sci.com/products/a019446024 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0d86ed78-e740-4788-9067-5b76193f043a.png?v=1776306976 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c22c8fab-f3e3-4784-9fc0-f191eeae56fd.png?v=1776306979 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e1d98b28d405ace73520d32eda08a1a8.jpg?v=1776321184 Gly-Ala-OH | 3695-73-6 Gly-Ala-OH|03354|3695-73-6 https://www.jk-sci.com/products/j5303677 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5b2c1dbfdd54adf18fa1e537159e9298.jpg?v=1776321579 Boc-L-proline N-hydroxysuccinimide ester | 3392-10-7 Boc-L-proline N-hydroxysuccinimide ester|03677|3392-10-7 https://www.jk-sci.com/products/s57c4x-1096138 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e8be5bb3-1c40-47d4-974f-4085a671a71f.png?v=1775062672 Azilsartan Impurity 138 Azilsartan Impurity 138|C4X-1096138 https://www.jk-sci.com/products/s57c4x-109612 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4338ecb41f61d1a0988bfdc0842f36c5.jpg?v=1776406909 Azilsartan Impurity 12 | 1499167-72-4 Azilsartan Impurity 12|C4X-109612|1499167-72-4 https://www.jk-sci.com/products/s57c4x-109613 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d3d5e78cd3a92e498ce1dc274cce9fca.jpg?v=1776406913 Azilsartan Impurity 13 | 1403474-78-1 Azilsartan Impurity 13|C4X-109613|1403474-78-1 https://www.jk-sci.com/products/s57c4x-109614 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/139a6edae993dec29a77bf2191b93d4c.jpg?v=1776406916 Azilsartan Impurity 14 | 1442400-68-1 Azilsartan Impurity 14|C4X-109614|1442400-68-1 https://www.jk-sci.com/products/s57c4x-109616 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bb660cb37e6ac02fd6aecfb31c3ce32e.jpg?v=1776406923 Azilsartan Impurity 16 | 632322-61-3 Azilsartan Impurity 16|C4X-109616|632322-61-3 https://www.jk-sci.com/products/s57c4x-1096163 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_042db69f-20c0-4696-8a5f-daa6fea03bb2.png?v=1775062679 Azilsartan Impurity 163 Azilsartan Impurity 163|C4X-1096163 https://www.jk-sci.com/products/s57c4x-109618 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1d65f0501d4e63b9f7a0a3184e3b7ce3.jpg?v=1776406926 Azilsartan Impurity 18 | 2171316-29-1 Azilsartan Impurity 18|C4X-109618|2171316-29-1 https://www.jk-sci.com/products/s57c4x-109624 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b7e93e9d4f37d06b19b5121bbea9247f.jpg?v=1776406932 Azilsartan Impurity 24 | 1403474-75-8 Azilsartan Impurity 24|C4X-109624|1403474-75-8 https://www.jk-sci.com/products/j5303809 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2c7002380c22fc4ed5c9e22b7ae21cf1.jpg?v=1776321913 Boc-N-methyl-D-phenylalanine dicyclohexylammonium salt | 102185-45-5 Boc-N-methyl-D-phenylalanine dicyclohexylammonium salt|03809|102185-45-5 https://www.jk-sci.com/products/s57c4x-109627 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/18fc48ef5565b11d6e6e4c83641e6a24.jpg?v=1776406935 Azilsartan Impurity 27 | 139481-44-0 Azilsartan Impurity 27|C4X-109627|139481-44-0 https://www.jk-sci.com/products/s57c4x-109629 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bb68426a7c64ce6f0feb6017f79a25e3.jpg?v=1776406941 Azilsartan Methyl Ester Impurity | 147403-52-9 Azilsartan Methyl Ester Impurity|C4X-109629|147403-52-9 https://www.jk-sci.com/products/j5303865 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f5b2b4230e4f0ee3ed33db39d183e48a.jpg?v=1776322067 Z-O-benzyl-D-tyrosine | 92455-53-3 Z-O-benzyl-D-tyrosine|03865|92455-53-3 https://www.jk-sci.com/products/j5303955 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0169d8d9f9d37dd420dc349e22848d5f.jpg?v=1776322275 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/93b82683a9aeca8b4d2d213bf8a0a941.jpg?v=1776322385 Na-Boc-Ne-Z-L-lysine 4-nitroanilide | 51078-31-0 Na-Boc-Ne-Z-L-lysine 4-nitroanilide|04003|51078-31-0 https://www.jk-sci.com/products/j5304032 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bdd878a9ebd550622927526c081c4b71.jpg?v=1776322464 Boc-b-alanine Merrifield resin (0.25 - 1.0 meq/g, 100 - 200 mesh) Boc-b-alanine Merrifield resin (0.25 - 1.0 meq/g, 100 - 200 mesh)|04032 https://www.jk-sci.com/products/j5304073 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c29f0226e1b7b8cc5ee122993f728e1e.jpg?v=1776322560 Boc-D-a-aminosuberic acid | 75113-71-2 Boc-D-a-aminosuberic acid|04073|75113-71-2 https://www.jk-sci.com/products/j5304095 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d7652f3787a4e6e29cc39b057d8d8bc8.jpg?v=1776322632 Boc-2-chloro-D-phenylalanine | 80102-23-4 Boc-2-chloro-D-phenylalanine|04095|80102-23-4 https://www.jk-sci.com/products/j5304118 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/89b499eb3d67e6ec94065e3665b87bc8.jpg?v=1776322717 D-3,4-Difluorophenylalanine | 249648-08-6 D-3,4-Difluorophenylalanine|04118|249648-08-6 https://www.jk-sci.com/products/j5304138 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b097c9dbcfb7bb9cfbd15cd4582a81d8.jpg?v=1776322791 Fmoc-2-fluoro-L-phenylalanine | 205526-26-7 Fmoc-2-fluoro-L-phenylalanine|04138|205526-26-7 https://www.jk-sci.com/products/j5304196 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/984d62f9cc93a8b214d03143550f18ec.jpg?v=1776322932 Na-Fmoc-D-tryptophan 4-alkoxybenzyl alcohol resin Na-Fmoc-D-tryptophan 4-alkoxybenzyl alcohol resin|04196 https://www.jk-sci.com/products/j5304207 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cf6fbc5e2357fe3c8ea9edb7f4a05117.jpg?v=1776322959 Fmoc-L-homophenylalanine 4-alkoxybenzyl alcohol resin Fmoc-L-homophenylalanine 4-alkoxybenzyl alcohol resin|04207 https://www.jk-sci.com/products/j5304178 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e1bc7586460760006bcd84bfb73debda.jpg?v=1776322883 Fmoc-S-4-methylbenzyl-L-cysteine 4-alkoxybenzyl alcohol resin Fmoc-S-4-methylbenzyl-L-cysteine 4-alkoxybenzyl alcohol resin|04178 https://www.jk-sci.com/products/j5304226 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4ad7889ba1a2747a11a886ee74909e63.jpg?v=1776322984 b-Alanine-2-chlorotrityl resin (0.3 - 1.0 meq/g, 200 - 400 mesh) b-Alanine-2-chlorotrityl resin (0.3 - 1.0 meq/g, 200 - 400 mesh)|04226 https://www.jk-sci.com/products/j5304282 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e8ae644a368646b021802ee8baf0c1a5.jpg?v=1776323054 2-Chlorotrityl resin-L-Leu-OBt 2-Chlorotrityl resin-L-Leu-OBt|04282 https://www.jk-sci.com/products/j5304260 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dda61d37375675012cbd63e4b5ec2ed4.jpg?v=1776323020 Na-Fmoc-N-methoxy-b-alanine AM resin Na-Fmoc-N-methoxy-b-alanine AM resin|04260 https://www.jk-sci.com/products/j5304296 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/25e15ee730e0aa3e44c0f3d73356200a.jpg?v=1776323099 Glycinol 2-chlorotrityl resin Glycinol 2-chlorotrityl resin|04296 https://www.jk-sci.com/products/j5304291 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/12112f4bbbc164d67d1fa3d835dfe3bc.jpg?v=1776323083 2-(2-Aminoethoxy)ethanol 2-chlorotrityl resin 2-(2-Aminoethoxy)ethanol 2-chlorotrityl resin|04291 https://www.jk-sci.com/products/j5304286 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b6bb64deb13101945fd3af75cd11e502.jpg?v=1776323067 N-(2-Chlorotrityl resin)-O-trityl-L-serine benzotriazolyl ester N-(2-Chlorotrityl resin)-O-trityl-L-serine benzotriazolyl ester|04286 https://www.jk-sci.com/products/a019446026 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f2b68adf-6f9c-4d3f-bc8c-add4983ba78c.png?v=1776306981 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/018484a5b053d91d1d848872bf20b161.jpg?v=1776406952 Azilsartan Impurity 46 | 1696392-12-7 Azilsartan Impurity 46|C4X-109646|1696392-12-7 https://www.jk-sci.com/products/a019446028 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3db3e1b7-1ea5-4b4b-8cb9-d28ebb5f8631.png?v=1776306987 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e3dffc81-81e9-4eb8-bb14-2ce3be9a9533.png?v=1776306984 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_fd861736-9453-442f-803e-ee2c642a009d.png?v=1775156042 Azilsartan Impurity 49 Azilsartan Impurity 49|C4X-109649 https://www.jk-sci.com/products/j5304304 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b51ffcaff996d85e029a0bf8b5180bc9.jpg?v=1776323119 (±)-trans-1,2-Diaminocyclohexane trityl resin (±)-trans-1,2-Diaminocyclohexane trityl resin|04304 https://www.jk-sci.com/products/s57c4x-109651 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/j5304346 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2192dbd679d66025d1ae675ad32749bf.jpg?v=1776323198 Acetyl-S-trityl-L-cysteine | 27486-87-9 Acetyl-S-trityl-L-cysteine|04346|27486-87-9 https://www.jk-sci.com/products/j5304318 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c3d349eb61b370a7e4d942c71f949760.jpg?v=1776323147 2-Chlorotrityl chloride | 42074-68-0 2-Chlorotrityl chloride|04318|42074-68-0 https://www.jk-sci.com/products/j5304355 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d2f4bd29351300dc82f828fab4e6afce.jpg?v=1776323215 Acetyl-L-glutamic acid g-tert-butyl ester | 84192-88-1 Acetyl-L-glutamic acid g-tert-butyl ester|04355|84192-88-1 https://www.jk-sci.com/products/j5304384 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a721da5476372b6b96b20b51bdabf128.jpg?v=1776323281 Acetyl-D-phenylalanine methyl ester | 21156-62-7 Acetyl-D-phenylalanine methyl ester|04384|21156-62-7 https://www.jk-sci.com/products/j5304401 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/53dedadf758f8cac80e8be4fe31a5181.jpg?v=1776323305 Acetyl-L-tyrosine hydrazide | 2381-07-9 Acetyl-L-tyrosine hydrazide|04401|2381-07-9 https://www.jk-sci.com/products/s57c4x-109673 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-109661 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/76fc51f699b3be3e6906a8dcd13a9e19.jpg?v=1776406976 Azilsartan Impurity 61 | 856414-36-3 Azilsartan Impurity 61|C4X-109661|856414-36-3 https://www.jk-sci.com/products/j5304613 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/beb0a3228da3a28662ce1a432fc30eeb.jpg?v=1776323585 Phe-Leu-OH | 3303-55-7 Phe-Leu-OH|04613|3303-55-7 https://www.jk-sci.com/products/j5304425 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d8a956491cd2858effccc3f3e9d686d2.jpg?v=1776323357 S-Acetamidomethyl-D-cysteine hydrochloride | 200352-41-6 S-Acetamidomethyl-D-cysteine hydrochloride|04425|200352-41-6 https://www.jk-sci.com/products/j5304455 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f51c1f440a512323165124782cafae8f.jpg?v=1776323443 Nin-Boc-D-tryptophan | 201290-11-1 Nin-Boc-D-tryptophan|04455|201290-11-1 https://www.jk-sci.com/products/s57c4x-109712 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/632775.png?v=1774644446 Olmesartan Impurity 12 | 144690-92-6 Olmesartan Impurity 12|C4X-109712|144690-92-6 https://www.jk-sci.com/products/s57c4x-109690 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1b2ffee5a9999c91cd1d337d75652b1e.jpg?v=1776406989 Azilsartan Impurity 90 | 73833-13-3 Azilsartan Impurity 90|C4X-109690|73833-13-3 https://www.jk-sci.com/products/j5304436 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ef78e6fc456000f2e6725dea456498af.jpg?v=1776323388 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1309fd345e4ee2b3b9e33ac478160b89.jpg?v=1776323609 L-Tyrosine 4-nitroanilide | 52551-07-2 L-Tyrosine 4-nitroanilide|04660|52551-07-2 https://www.jk-sci.com/products/s57c4x-109653 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9ef8b123cc970696af9ea4a30e153968.jpg?v=1776406967 Azilsartan Kamedoxomil | 863031-24-7 Azilsartan Kamedoxomil|C4X-109653|863031-24-7 https://www.jk-sci.com/products/s57c4x-109717 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/317254.png?v=1775135171 Olmesartan Impurity 17 | 144689-94-1 Olmesartan Impurity 17|C4X-109717|144689-94-1 https://www.jk-sci.com/products/s57c4x-109685 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/62dff4b0d1b5597109781f58e10682b4.jpg?v=1776406980 Azilsartan Impurity 85 | 2133408-92-9 Azilsartan Impurity 85|C4X-109685|2133408-92-9 https://www.jk-sci.com/products/s57c4x-109658 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/j5304559 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1ad9a2ea5e6f5eb77c657b9599c24168.jpg?v=1776323544 Gly-Ile-OH | 19461-38-2 Gly-Ile-OH|04559|19461-38-2 https://www.jk-sci.com/products/s57c4x-10971 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/425068.png?v=1775136389 Olmesartan Medoxomilum EP Impurity A | 144689-24-7 Olmesartan Medoxomilum EP Impurity A|C4X-10971|144689-24-7 https://www.jk-sci.com/products/j5304477 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6db7a8cd328ef3c4daa03328a3563105.jpg?v=1776323491 Ala-Gly-OH | 687-69-4 Ala-Gly-OH|04477|687-69-4 https://www.jk-sci.com/products/j5304670 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f46fc085872f8b26ed0da6a727b64503.jpg?v=1776323617 Val-Pro-OH·HCl | 105931-64-4 Val-Pro-OH·HCl|04670|105931-64-4 https://www.jk-sci.com/products/j5304574 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a091401207f90ebbc6d824cc70b3054b.jpg?v=1776323561 L-Leucine b-naphthylamide hydrochloride | 893-36-7 L-Leucine b-naphthylamide hydrochloride|04574|893-36-7 https://www.jk-sci.com/products/a019446029 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_40f8ff70-6d03-4a4a-aafc-b969d73d4973.png?v=1776306989 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1a19cadb-d7f7-4a10-8bae-41cc69720655.png?v=1775071456 Azilsartan Impurity 7 | 1397836-49-5 Azilsartan Impurity 7|C4X-10967|1397836-49-5 https://www.jk-sci.com/products/j5304689 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/218af7a3dcee0aad9db8cbe6193c5d4b.jpg?v=1776323626 Z-Gly-D-Leu-OH | 57818-73-2 Z-Gly-D-Leu-OH|04689|57818-73-2 https://www.jk-sci.com/products/j5304692 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c7abd8f08f4412fa1f18c090b28fe1fd.jpg?v=1776323636 Z-Gly-Pro-pNA | 65022-15-3 Z-Gly-Pro-pNA|04692|65022-15-3 https://www.jk-sci.com/products/j5304774 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0c24c731d16f55986f1935a42853f561_5d4119f2-e5c7-44a2-b53a-a4d37e246aa4.jpg?v=1776323678 TentaGel HL NH2 (0.3 - 0.8 meq/g, 100 - 200 mesh) TentaGel HL NH2 (0.3 - 0.8 meq/g, 100 - 200 mesh)|04774 https://www.jk-sci.com/products/a019446030 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_015f6a08-7bae-4d1c-a9d4-5d98bc4c0de9.png?v=1776306992 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/76749ca4ed1de2cb0703f8d008d80dd1.jpg?v=1776323660 Fmoc-3-(2'-pyridyl)-D-alanine | 185379-39-9 Fmoc-3-(2'-pyridyl)-D-alanine|04716|185379-39-9 https://www.jk-sci.com/products/j5304711 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/976a22ba8c0e9707836faacc5d8cee27.jpg?v=1776323646 Z-L-valyl-L-glycine | 2790-84-3 Z-L-valyl-L-glycine|04711|2790-84-3 https://www.jk-sci.com/products/a019446031 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f6ac37a7-87b2-4ba5-85e3-ad611b777372.png?v=1776306994 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bc81dd1e0c246fbd672efc5849e226fe.jpg?v=1776323697 Tentagel S-CH(OEt)2 (0.2 - 0.5 meq/g, 100 - 200 mesh) Tentagel S-CH(OEt)2 (0.2 - 0.5 meq/g, 100 - 200 mesh)|04783 https://www.jk-sci.com/products/a019446032 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_497a25be-a1e5-4338-91e3-6e446dcc8865.png?v=1776306997 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9eca7890-9d06-43aa-807c-553fc459a41f.png?v=1776306999 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2a0f2e5c7343897ab4acb483540050ef.jpg?v=1776323753 O-Trityl-L-homoserine-2-chlorotrityl resin O-Trityl-L-homoserine-2-chlorotrityl resin|04816 https://www.jk-sci.com/products/s57c4x-109728 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/408292_a4f670f3-697e-4e99-9f19-0da531c03509.png?v=1775141699 Olmesartan Impurity 28 | 114772-53-1 Olmesartan Impurity 28|C4X-109728|114772-53-1 https://www.jk-sci.com/products/j5304820 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/698801e3a5c14b9d6f8f54fa49d8dd6d.jpg?v=1776323759 Fmoc-L-Lysine(2-chlorotrityl resin)-NH2 Fmoc-L-Lysine(2-chlorotrityl resin)-NH2|04820 https://www.jk-sci.com/products/j5304825 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5dbafad838c20b2225ac2759ec53591b.jpg?v=1776323772 N-(2-Chlorotrityl resin)-L-isoleucine benzotriazolyl ester N-(2-Chlorotrityl resin)-L-isoleucine benzotriazolyl ester|04825 https://www.jk-sci.com/products/j5304822 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d4d9cd0bd5cf15ad8092388a3be76d78.jpg?v=1776323765 Fmoc-L-Glutamic(2-chlorotrityl resin)-NH2 Fmoc-L-Glutamic(2-chlorotrityl resin)-NH2|04822 https://www.jk-sci.com/products/a019446034 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5a07ad76-2275-41f3-bf0c-283ce856ce56.png?v=1776307002 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0875c2c3be2dfe62d2ea91d1769150ec.jpg?v=1776323781 Fmoc-O-trityl-D-serine | 212688-51-2 Fmoc-O-trityl-D-serine|04828|212688-51-2 https://www.jk-sci.com/products/j5304922 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/45af77c0c7ed0942e31d08345067ea55.jpg?v=1776323870 Boc-3-iodo-L-tyrosine | 71400-63-0 Boc-3-iodo-L-tyrosine|04922|71400-63-0 https://www.jk-sci.com/products/s57c4x-109737 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9b6397b1a6fc1f2f440280490d70ed65.jpg?v=1776407015 Olmesartan Impurity 37 | 172875-53-5 Olmesartan Impurity 37|C4X-109737|172875-53-5 https://www.jk-sci.com/products/a019446035 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a0f35a5d-dd88-4b56-a948-687b5eced741.png?v=1776307004 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bfd53debc91ebebd107e87d2c60b4a35.jpg?v=1776323880 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 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/j5304955 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ce110161c9b118b809f7b5bfa2690e34.jpg?v=1776323932 Fmoc-(3S,4S)-4-amino-3-hydroxy-6-methylthio-hexanoic acid | 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1d5016f5-6664-486d-bebc-f5906499d15b.png?v=1776307007 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2cbf323fea5c7cd09a569811ebe6a4d8.jpg?v=1776407026 Olmesartan Impurity 62 | 91526-17-9 Olmesartan Impurity 62|C4X-109762|91526-17-9 https://www.jk-sci.com/products/a019446037 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_18d7ee4c-ead5-486d-b22a-089667d16e9e.png?v=1776307009 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_db02daf0-d934-4600-b8b9-91a9270b61c1.png?v=1774665726 Olmesartan impurity 89 Olmesartan impurity 89|C4X-109789 https://www.jk-sci.com/products/s57c4x-1098 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/465843_c14420f3-8f49-4ac7-9603-e45967c99992.png?v=1774902828 Ezetimibe | 163222-33-1 Ezetimibe|C4X-1098|163222-33-1 https://www.jk-sci.com/products/j5304966 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a1e74d0a278de2c270889ee59f2a4efc.jpg?v=1776323957 Na-Boc-Nb-allyloxycarbonyl-D-2,3-diaminopropionic acid dicyclohexylammonium salt | 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a26528928d291772084fb997960493a0.jpg?v=1776323982 Na-Z-Nb-Fmoc-L-2,3-diaminopropionic acid | 142855-80-9 Na-Z-Nb-Fmoc-L-2,3-diaminopropionic acid|04978|142855-80-9 https://www.jk-sci.com/products/j5304995 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fcf9923f124991f7804f4b9f44f0e063.jpg?v=1776324041 Racemic Fmoc-trans-3-phenylazetidine-2-carboxylic acid | 204320-45-6 Racemic Fmoc-trans-3-phenylazetidine-2-carboxylic acid|04995|204320-45-6 https://www.jk-sci.com/products/a019446038 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_cc4cb2cb-750e-484c-8774-230fb2262389.png?v=1776307012 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/91cc1cc1f57a2d75d8e3c1d060da413a.jpg?v=1776324143 Z-(R,S)-3-amino-7-chloro-5-(2-chlorophenyl)-2-oxo-1,4-benzodiazepine | 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7f83653762f5b7780398153595c7ce41.jpg?v=1776324159 Fmoc-6-piperazin-1-yl-4(3H)-quinazolinone-3-acetic acid | 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6f98094e6695f378286d661d93661cf5.jpg?v=1776319422 Boc-4-fluoro-D-phenylalanine | 57292-45-2 Boc-4-fluoro-D-phenylalanine|02574|57292-45-2 https://www.jk-sci.com/products/j5303461 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0030a48a-0fdb-4b0d-bf9c-a6946d633e35.png?v=1776321337 H-Gln(trt)-2Cl-Trt Resin (0.3 - 1.0 mmol/g, 200 - 400 mesh) H-Gln(trt)-2Cl-Trt Resin (0.3 - 1.0 mmol/g, 200 - 400 mesh)|03461 https://www.jk-sci.com/products/j5303845 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bd294b5dbeec630c6397a4fb0a8e6421.jpg?v=1776322015 Z-L-glutamic acid g-tert-butyl ester a-N-hydroxysuccinimide ester | 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5fc39619d0db4266f9f7d490960abf51.jpg?v=1776322344 Na,Nim-Bis-Boc-L-histidine N-hydroxysuccinimide ester | 25616-02-8 Na,Nim-Bis-Boc-L-histidine N-hydroxysuccinimide ester|03988|25616-02-8 https://www.jk-sci.com/products/s57c4x-1098119 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_302844ad-9999-4004-9d37-680a052c4e84.png?v=1774984581 Ezetimibe Impurity 119 | 914777-32-5 Ezetimibe Impurity 119|C4X-1098119|914777-32-5 https://www.jk-sci.com/products/j5304043 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b5c2e536163d33bde575fa7122abb5d2.jpg?v=1776322495 Na-Boc-Nd-xanthyl-L-glutamine Merrifield resin (0.25 - 1.0 meq/g, 100 - 200 mesh) 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/84dca0b22739d46eb221f80c2d38b807.jpg?v=1776322687 Fmoc-3-cyano-D-phenylalanine | 205526-37-0 Fmoc-3-cyano-D-phenylalanine|04109|205526-37-0 https://www.jk-sci.com/products/j5304164 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6bb29d685601b78c0e02451e3623c3e3.jpg?v=1776322861 Na-Fmoc-Nw-(4-methoxy-2,3,6-trimethylbenzenesulfonyl)-L-arginine 4-alkoxybenzyl alcohol resin Na-Fmoc-Nw-(4-methoxy-2,3,6-trimethylbenzenesulfonyl)-L-arginine 4-alkoxybenzyl alcohol resin|04164 https://www.jk-sci.com/products/j5304201 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/630df3956d53d52258aea8f3ac9733d5.jpg?v=1776322946 Na,Nim-Bis-Fmoc-L-histidine 4-alkoxybenzyl alcohol resin Na,Nim-Bis-Fmoc-L-histidine 4-alkoxybenzyl alcohol resin|04201 https://www.jk-sci.com/products/j5304241 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2be89e05bb5f3b638f2082716dda9fbc.jpg?v=1776323001 Boc-[3S]-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid-4-oxymethylphenylacetamidomethyl resin Boc-[3S]-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid-4-oxymethylphenylacetamidomethyl resin|04241 https://www.jk-sci.com/products/s57c4x-109814 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/225559.png?v=1774642243 Ezetimibe Impurity 14(Intermediate Impurity) | 163222-32-0 Ezetimibe Impurity 14(Intermediate Impurity)|C4X-109814|163222-32-0 https://www.jk-sci.com/products/a019446039 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2d09a912-2396-4ab0-9f9e-fdaa51c520aa.png?v=1776307015 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/020c73faef17b3b2038809b9159ab91c.jpg?v=1776407051 Ezetimibe Impurity 17(SCH59566) | 1296129-15-1 Ezetimibe Impurity 17(SCH59566)|C4X-109817|1296129-15-1 https://www.jk-sci.com/products/s57c4x-109820 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/24f2d8e37582df487c0f892fb351f63d.jpg?v=1776407057 R,S,R-Ezetimibe | 1376614-99-1 R,S,R-Ezetimibe|C4X-109820|1376614-99-1 https://www.jk-sci.com/products/s57c4x-109824 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-109822 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3dd8725b63f3df90d022746682f72238.jpg?v=1776407060 Ezetimibe Impurity 22 | 190595-66-5 Ezetimibe Impurity 22|C4X-109822|190595-66-5 https://www.jk-sci.com/products/j5304284 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f7bc2a2acbd9b3074661a20626657fab.jpg?v=1776323060 N-(2-Chlorotrityl resin)-L-phenylalanine benzotriazolyl ester N-(2-Chlorotrityl resin)-L-phenylalanine benzotriazolyl ester|04284 https://www.jk-sci.com/products/s57c4x-109830 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-109832 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6345e8f83fbb8f7b327b8d3355e14423.jpg?v=1776407074 Ezetimibe Impurity 32 | 1700622-08-7 Ezetimibe Impurity 32|C4X-109832|1700622-08-7 https://www.jk-sci.com/products/s57c4x-109842 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bc5434ae486ff7992834537cd06bc980.jpg?v=1776407083 Ezetimibe Impurity 42 | 189028-95-3 Ezetimibe Impurity 42|C4X-109842|189028-95-3 https://www.jk-sci.com/products/s57c4x-109834 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/492654_a6ed0525-d553-460e-92fd-c963d76851b6.png?v=1774667648 Ezetimibe Impurity 34 | 99395-88-7 Ezetimibe Impurity 34|C4X-109834|99395-88-7 https://www.jk-sci.com/products/s57c4x-109837 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4a3f2d5257973741d37df664165e686e.jpg?v=1776407077 Ezetimibe Impurity 37 | 149437-76-3 Ezetimibe Impurity 37|C4X-109837|149437-76-3 https://www.jk-sci.com/products/s57c4x-109853 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-109850 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b21e139220f60dc50820138f8c8729de.jpg?v=1776407086 Ezetimibe Impurity 50 | 3369-35-5 Ezetimibe Impurity 50|C4X-109850|3369-35-5 https://www.jk-sci.com/products/s57c4x-109855 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/06d74820a0d887f59ece1ec820a25d15.jpg?v=1776407092 Ezetimibe Impurity 55 | 1829558-53-3 Ezetimibe Impurity 55|C4X-109855|1829558-53-3 https://www.jk-sci.com/products/j5304395 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cb1735a2ff5eb5697e2a33ad3bc1a22d.jpg?v=1776323296 Acetyl-L-serine methyl ester | 54322-41-7 Acetyl-L-serine methyl ester|04395|54322-41-7 https://www.jk-sci.com/products/s57c4x-109877 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6a0c483c-564d-497d-bc39-512020107467.png?v=1774718802 Ezetimibe Impurity 77 Ezetimibe Impurity 77|C4X-109877 https://www.jk-sci.com/products/s57c4x-109917 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f0b76421979eedc2fb6e7b8ab4fdd2e6_28e0314b-c951-45e8-97c6-655f3196da40.jpg?v=1776407094 Alogliptin Impurity 17 | 865758-96-9 Alogliptin Impurity 17|C4X-109917|865758-96-9 https://www.jk-sci.com/products/j5304348 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/136558_076e965f-b0f9-49eb-afe9-13eed41d5299.png?v=1776323205 Acetyl-L-cystine bis-methyl ester | 32381-28-5 Acetyl-L-cystine bis-methyl ester|04348|32381-28-5 https://www.jk-sci.com/products/j5304311 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c8d05d66635d45502e70428716247ea9.jpg?v=1776323131 Piperazine trityl resin Piperazine trityl resin|04311 https://www.jk-sci.com/products/j5304293 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/391bf4f4a2cefad871986e5330d95f1a.jpg?v=1776323090 b-Alaninol 2-chlorotrityl resin (0.2 - 0.4 meq/g, 200 - 400 mesh) b-Alaninol 2-chlorotrityl resin (0.2 - 0.4 meq/g, 200 - 400 mesh)|04293 https://www.jk-sci.com/products/j5304463 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/985b748067cfdcb95471860c3b870dc8.jpg?v=1776323466 D-Glucamine | 488-43-7 D-Glucamine|04463|488-43-7 https://www.jk-sci.com/products/j5304429 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/083291ba60fb8dc1270b6b720bd30298.jpg?v=1776323363 L-Glutamic acid g-benzyl ester a-amide hydrochloride | 63091-89-4 L-Glutamic acid g-benzyl ester a-amide hydrochloride|04429|63091-89-4 https://www.jk-sci.com/products/j5304572 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8de60df7a91412bbafaeae06ed31dc7b.jpg?v=1776323557 Ile-Tyr-OH | 38579-21-4 Ile-Tyr-OH|04572|38579-21-4 https://www.jk-sci.com/products/s57c4x-109937 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/282736.png?v=1775154829 Alogliptin Impurity 37 | 22115-41-9 Alogliptin Impurity 37|C4X-109937|22115-41-9 https://www.jk-sci.com/products/j5304623 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2979b453c0f407a628a322735b911b4f.jpg?v=1776323593 Pro-Gly-Gly-OH | 7561-25-3 Pro-Gly-Gly-OH|04623|7561-25-3 https://www.jk-sci.com/products/j5304678 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7a1bbbbf9cb19109ab7edb7f6e21008b.jpg?v=1776323623 Z-L-alanyl-L-tryptophan | 119645-65-7 Z-L-alanyl-L-tryptophan|04678|119645-65-7 https://www.jk-sci.com/products/j5304696 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9ac0753a66be63f477e7649e70dad30b.jpg?v=1776323639 Z-Leu-Leu-OH | 7801-71-0 Z-Leu-Leu-OH|04696|7801-71-0 https://www.jk-sci.com/products/s57c4x-109961 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/a019446040 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7eb78244-b128-4616-8793-2981d6926223.png?v=1776307017 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1b81f5f8b3bad393a9804581132fb815.jpg?v=1776323663 O-2,6-Dichlorobenzyl-L-tyrosine | 40298-69-9 O-2,6-Dichlorobenzyl-L-tyrosine|04721|40298-69-9 https://www.jk-sci.com/products/j5304806 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2a07204abaa928e04c5048c0be676b52.jpg?v=1776323741 4-Hydroxymethylphenoxyacetyl AM resin 4-Hydroxymethylphenoxyacetyl AM resin|04806 https://www.jk-sci.com/products/j5304821 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c15450cb4de670ac58dff9dab0d09507.jpg?v=1776323762 Fmoc-L-Aspartic(2-chlorotrityl resin)-NH2 Fmoc-L-Aspartic(2-chlorotrityl resin)-NH2|04821 https://www.jk-sci.com/products/j5304826 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0496bca320a8625c62724c58df6f03e2.jpg?v=1776323775 N-(2-Chlorotrityl resin)-L-methionine benzotriazolyl ester N-(2-Chlorotrityl resin)-L-methionine benzotriazolyl ester|04826 https://www.jk-sci.com/products/j5304923 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0dc1549a1659a59553821666e6e1a879.jpg?v=1776323873 Boc-3-nitro-L-tyrosine | 5575-03-1 Boc-3-nitro-L-tyrosine|04923|5575-03-1 https://www.jk-sci.com/products/j5304964 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/57a576f6df242b2115f2927e39721b24.jpg?v=1776323954 Na-Fmoc-Ng-allyloxycarbonyl-L-2,4-diaminobutyric acid | 204316-32-5 Na-Fmoc-Ng-allyloxycarbonyl-L-2,4-diaminobutyric acid|04964|204316-32-5 https://www.jk-sci.com/products/j5305042 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e4218baa10cda0e7392629cfc9e99829.jpg?v=1776324147 Z-(R,S)-3-amino-5-cyclohexyl-2-oxo-1,4-benzodiazepine | 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1ee1402995f5945f8d6e45e8fe1dee2a.jpg?v=1776324022 Na-Fmoc-Ne-dimethylaminophenyldiazobenzoyl-L-lysine | 146998-27-8 Na-Fmoc-Ne-dimethylaminophenyldiazobenzoyl-L-lysine|04989|146998-27-8 https://www.jk-sci.com/products/j5305066 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0533fdcd0b41babbb48d4ff10ea78127_b1437872-8c51-4f71-89cc-1a7a24ae96d6.jpg?v=1776324197 Aminomethyl polystyrene resin | 89551-24-6 Aminomethyl polystyrene resin|05066|89551-24-6 https://www.jk-sci.com/products/j5305103 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c48e0c2b1c6177f25350de36d93a9ed0.jpg?v=1776324249 Fmoc-12-aminododecanoic acid | 128917-74-8 Fmoc-12-aminododecanoic acid|05103|128917-74-8 https://www.jk-sci.com/products/j5305088 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1f117bf90ba03476d867781deb0947cc.jpg?v=1776324231 Na-Fmoc-Ne-trimethylsilylethoxycarbonyl-L-lysine | 122903-68-8 Na-Fmoc-Ne-trimethylsilylethoxycarbonyl-L-lysine|05088|122903-68-8 https://www.jk-sci.com/products/j5305107 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9c9358cbf5bf975d9cdb0e584b88ed1c.jpg?v=1776324264 Fmoc-a,b-dehydro-2-aminobutyric acid | 198545-98-1 Fmoc-a,b-dehydro-2-aminobutyric acid|05107|198545-98-1 https://www.jk-sci.com/products/j5302471 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/91ac5c9eb79c6690e8a4e525a0b113a5.jpg?v=1776319209 Fmoc-D-valine | 84624-17-9 Fmoc-D-valine|02471|84624-17-9 https://www.jk-sci.com/products/a019446042 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f3a233fb-8f16-411c-9d3c-941ab2ce290d.png?v=1776307023 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_bd88c143-6386-4370-9a83-463aeb8cbb49.png?v=1776307020 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/83c1a830ade728ebb9a543aabcdc5056.jpg?v=1776324280 4-Benzoyl-D-phenylalanine | 201466-03-7 4-Benzoyl-D-phenylalanine|05111|201466-03-7 https://www.jk-sci.com/products/s57c4x-109964 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/70dabf95479b11582657f31834115f23.jpg?v=1776407100 Alogliptin Impurity 64 | 1485536-93-3 Alogliptin Impurity 64|C4X-109964|1485536-93-3 https://www.jk-sci.com/products/s57c4x-10998 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/18756172e518d9f5c61969a52dc89365.jpg?v=1776407110 Alogliptin Impurity 8 | 1820685-30-0 Alogliptin Impurity 8|C4X-10998|1820685-30-0 https://www.jk-sci.com/products/j5305115 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bfe1902ec0381754420e2c327fffd32c.jpg?v=1776324294 Fmoc-4-benzoyl-L-phenylalanine | 117666-96-3 Fmoc-4-benzoyl-L-phenylalanine|05115|117666-96-3 https://www.jk-sci.com/products/j5305131 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e4e70dfa3119e061936949ada5d574a1.jpg?v=1776324349 Boc-3,4-difluoro-L-phenylalanine dicyclohexylammonium salt | 198474-91-8 Boc-3,4-difluoro-L-phenylalanine dicyclohexylammonium salt|05131|198474-91-8 https://www.jk-sci.com/products/j5305124 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/774c4de7b39abda305eaf69ce3f3ff93.jpg?v=1776324323 Boc-O-benzyl-D-homoserine | 150009-60-2 Boc-O-benzyl-D-homoserine|05124|150009-60-2 https://www.jk-sci.com/products/j5305126 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/398dc483b1872d922aa843b679144791.jpg?v=1776324330 D-Homotyrosine hydrobromide salt | 185617-14-5 D-Homotyrosine hydrobromide salt|05126|185617-14-5 https://www.jk-sci.com/products/s57c4x-110011 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fe286b3d318f5bf0e27bca72dbb32d22.jpg?v=1776407115 Vildagliptin Impurity 11 | 207557-35-5 Vildagliptin Impurity 11|C4X-110011|207557-35-5 https://www.jk-sci.com/products/s57c4x-110018 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/367730_b05d5bf1-8c8d-4490-94c9-7e644368087a.png?v=1774725797 Vildagliptin Impurity 18 | 5001-18-3 Vildagliptin Impurity 18|C4X-110018|5001-18-3 https://www.jk-sci.com/products/s57c4x-110040 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/da180899e13140de69a37d789bc5bfbe.jpg?v=1776407118 Vildagliptin Impurity 40 | 19943-27-2 Vildagliptin Impurity 40|C4X-110040|19943-27-2 https://www.jk-sci.com/products/s57c4x-110073 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/99a99d0080aa056d09948d6b3309b82c.jpg?v=1776407128 Vildagliptin Impurity 73 | 1811569-16-0 Vildagliptin Impurity 73|C4X-110073|1811569-16-0 https://www.jk-sci.com/products/a019446043 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d7000cf9-221b-4e12-87ea-a2c8f68cef38.png?v=1776307025 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/20104188d63d0fde13e43421aa43b323.jpg?v=1776324379 Fmoc-N-methyl-L-phenylalanine 4-alkoxybenzyl alcohol resin Fmoc-N-methyl-L-phenylalanine 4-alkoxybenzyl alcohol resin|05162 https://www.jk-sci.com/products/s57c4x-110050 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fac145ea99866097c632ed7add05c978.jpg?v=1776407121 Vildagliptin Impurity 50 | 25006-60-4 Vildagliptin Impurity 50|C4X-110050|25006-60-4 https://www.jk-sci.com/products/s57c4x-110078 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-110083 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9744c8b7-650b-4d6c-ba5d-bc1d8a2d8279.png?v=1774886608 N-Nitroso Vildagliptin Carboxylic Acid N-Nitroso Vildagliptin Carboxylic Acid|C4X-110083 https://www.jk-sci.com/products/s57c4x-110117 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/32477de0f02641a6edb8858c44da5ef4.jpg?v=1776407145 Linagliptin Impurity 17 | 6140-11-0 Linagliptin Impurity 17|C4X-110117|6140-11-0 https://www.jk-sci.com/products/s57c4x-1101113 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-110110 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/672733ca5cebfe4e02d2d346c4de365c.jpg?v=1776407137 Linagliptin Impurity 10 | 1646355-34-1 Linagliptin Impurity 10|C4X-110110|1646355-34-1 https://www.jk-sci.com/products/s57c4x-110129 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/a019446044 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5c112657-93f8-48e0-8852-fe3f50e4cb85.png?v=1776307028 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7477e3140717210f6fbbce3c05bff54c.jpg?v=1776324397 Fmoc-3-(2-naphthyl)-L-alanine 4-alkoxybenzyl alcohol resin Fmoc-3-(2-naphthyl)-L-alanine 4-alkoxybenzyl alcohol resin|05170 https://www.jk-sci.com/products/s57c4x-110132 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/58e852612fd8cf9c43b65ea81298af3d_962ee33f-351f-40e7-bc19-e69e239fba60.jpg?v=1776407153 Linagliptin Impurity 32 | 109113-72-6 Linagliptin Impurity 32|C4X-110132|109113-72-6 https://www.jk-sci.com/products/j5305195 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/606a16dd4bb193187c8076b204031a14.jpg?v=1776324441 Boc-Ala-Pro-OH | 33300-72-0 Boc-Ala-Pro-OH|05195|33300-72-0 https://www.jk-sci.com/products/j5305173 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/91eae544d53c8010b78f88ed0d354690.jpg?v=1776324403 Fmoc-4-fluoro-D-phenylalanine 4-alkoxybenzyl alcohol resin Fmoc-4-fluoro-D-phenylalanine 4-alkoxybenzyl alcohol resin|05173 https://www.jk-sci.com/products/j5305176 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9df0b276cc558a3e1c360ec000ba78df.jpg?v=1776324409 L-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid-2-chlorotrityl-resin L-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid-2-chlorotrityl-resin|05176 https://www.jk-sci.com/products/s57c4x-110137 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/541367_0a38daf5-fe85-4a0e-bf22-38d01bcc67bd.png?v=1774891288 Linagliptin Impurity 37 | 216854-23-8 Linagliptin Impurity 37|C4X-110137|216854-23-8 https://www.jk-sci.com/products/j5305229 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cd209dec64b6f3d177a9fe2ab8173d26.jpg?v=1776324487 Boc-4-(aminomethyl)-L-phenylalanine | 137452-49-4 Boc-4-(aminomethyl)-L-phenylalanine|05229|137452-49-4 https://www.jk-sci.com/products/s57c4x-11014 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0fbfbb9e-383c-4da9-9787-7082824c747d.png?v=1774642252 Linagliptin Impurity 4 Linagliptin Impurity 4|C4X-11014 https://www.jk-sci.com/products/s57c4x-110141 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/62ee2317b0b6053a14ca929606e63572.jpg?v=1776407161 Linagliptin Impurity 41 | 2074688-84-7 Linagliptin Impurity 41|C4X-110141|2074688-84-7 https://www.jk-sci.com/products/s57c4x-110144 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-110146 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/309892145f7228c3c96df6e86fe9ff77_101c602c-dcf3-4c86-84a5-4b707eade727.jpg?v=1776407168 Linagliptin Impurity 46 | 668273-75-4 Linagliptin Impurity 46|C4X-110146|668273-75-4 https://www.jk-sci.com/products/s57c4x-110151 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/09946b295ce4cb6fffd9066636716ff1.jpg?v=1776407174 Linagliptin Impurity 51 | 886588-63-2 Linagliptin Impurity 51|C4X-110151|886588-63-2 https://www.jk-sci.com/products/s57c4x-110157 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3efd56750028c6f130a0c4808087c95d.jpg?v=1776407177 Linagliptin Impurity 57 | 2416949-69-2 Linagliptin Impurity 57|C4X-110157|2416949-69-2 https://www.jk-sci.com/products/s57c4x-11017 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/466c7898f24ecf3b2b3f6f582f86632f.jpg?v=1776407183 Linagliptin Impurity 7 | 1446263-38-2 Linagliptin Impurity 7|C4X-11017|1446263-38-2 https://www.jk-sci.com/products/s57c4x-11019 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7473773f94d45a5166d0feda53f5706b.jpg?v=1776407188 Linagliptin Impurity 9 | 668270-11-9 Linagliptin Impurity 9|C4X-11019|668270-11-9 https://www.jk-sci.com/products/s57c4x-110177 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/52a37a5ffe275f5b7eca9dbba403c239.jpg?v=1776407185 Linagliptin Impurity 77 | 1673546-62-7 Linagliptin Impurity 77|C4X-110177|1673546-62-7 https://www.jk-sci.com/products/s57c4x-110160 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/abb9f1379deae9faf88ae02f39ff5613.jpg?v=1776407179 Linagliptin Impurity 60 | 1955514-80-3 Linagliptin Impurity 60|C4X-110160|1955514-80-3 https://www.jk-sci.com/products/s57c4x-11022 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c884afc33dcf9a243912dd48f54bacfe.jpg?v=1776407195 Glimepiride EP Impurity B | 119018-29-0 Glimepiride EP Impurity B|C4X-11022|119018-29-0 https://www.jk-sci.com/products/s57c4x-110322 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/336053_e8921766-9a99-480c-bb96-1352175351d5.png?v=1775080593 Dutasteride Impurity 22 | 320-88-7 Dutasteride Impurity 22|C4X-110322|320-88-7 https://www.jk-sci.com/products/s57c4x-11027 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-110318 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f4c6d046a0c36dd04d2dec202a056233.jpg?v=1776407203 Dutasteride EP Impurity I | 1648593-70-7 Dutasteride EP Impurity I|C4X-110318|1648593-70-7 https://www.jk-sci.com/products/s57c4x-1065216 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b79492fb-b1a5-4434-9975-b953505399ce.png?v=1774896433 Empagliflozin impurity 216 Empagliflozin impurity 216|C4X-1065216 https://www.jk-sci.com/products/s57c4x-107443 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9198f527a9c07e622567ef486e37e99b.jpg?v=1776405982 Moxifloxacin Impurity 43 | 121577-35-3 Moxifloxacin Impurity 43|C4X-107443|121577-35-3 https://www.jk-sci.com/products/s57c4x-107032 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ca1eb577ddd234d50b66e3c8794368f3.jpg?v=1776405774 Abiraterone Impurity 32 | 2283-82-1 Abiraterone Impurity 32|C4X-107032|2283-82-1 https://www.jk-sci.com/products/s57c4x-10776 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-10815 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-109229 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-108742 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6bc85142734605a898e59699c4a89e91.jpg?v=1776406482 Tadalafil Impurity 42 | 1598416-05-7 Tadalafil Impurity 42|C4X-108742|1598416-05-7 https://www.jk-sci.com/products/s57c4x-108343 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fb8d675cfeb90f7e33b9130eb532dc27.jpg?v=1776406317 Levocetirizine Impurity 43 | 1116338-10-3 Levocetirizine Impurity 43|C4X-108343|1116338-10-3 https://www.jk-sci.com/products/s57c4x-10871 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/29455fb3b2bbe807cdf3ec87fbfe64d0.jpg?v=1776406420 Tadalafil EP Impurity A | 171596-27-3 Tadalafil EP Impurity A|C4X-10871|171596-27-3 https://www.jk-sci.com/products/s57c4x-108549 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_bd694661-9490-4edf-afa3-b1c9557a70c4.png?v=1774660910 Ambroxol Impurity 49 HCl Ambroxol Impurity 49 HCl|C4X-108549 https://www.jk-sci.com/products/s57c4x-108834 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9471af4e0b3693468b20bab9264120ea.jpg?v=1776406542 Apixaban Impurity 34 | 1619934-76-7 Apixaban Impurity 34|C4X-108834|1619934-76-7 https://www.jk-sci.com/products/s57c4x-108897 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e62ad130c7627bfb71ded1bc3bb62729.jpg?v=1776406578 Apixaban Impurity 97 | 1998079-14-3 Apixaban Impurity 97|C4X-108897|1998079-14-3 https://www.jk-sci.com/products/s57c4x-10907 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-109311 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/02ab161786b238b668e9216e8b4e9605.jpg?v=1776406735 Ticagrelor Impurity 11 | 2248538-63-6 Ticagrelor Impurity 11|C4X-109311|2248538-63-6 https://www.jk-sci.com/products/s57c4x-1093162 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/222c8de76779ac04b9ef99b33b903ea9.jpg?v=1776406759 Ticagrelor impurity 162 HCl | 1643378-54-4 Ticagrelor impurity 162 HCl|C4X-1093162|1643378-54-4 https://www.jk-sci.com/products/s57c4x-10936 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ece7843629bfe7c5238552a943dcb00b_3b6ed2f4-3c41-4aec-aa95-50fab31e17d8.jpg?v=1776406780 Ticagrelor Impurity 6 | 1616703-93-5 Ticagrelor Impurity 6|C4X-10936|1616703-93-5 https://www.jk-sci.com/products/s57c4x-109345 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_75ec9dc0-0c58-467c-80a8-93ddf7a0e073.png?v=1774719927 Ticagrelor Impurity 45 Ticagrelor Impurity 45|C4X-109345 https://www.jk-sci.com/products/s57c4x-109328 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-109383 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1230424_35522a7b-27c9-40cb-bc60-204e75b013ac.png?v=1774646250 Ticagrelor Impurity 83 | 376608-71-8 Ticagrelor Impurity 83|C4X-109383|376608-71-8 https://www.jk-sci.com/products/s57c4x-109398 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/39ea98b7e9648c676b359e2d8da4a8ca.jpg?v=1776406796 Ticagrelor impurity 98 | 1548397-10-9 Ticagrelor impurity 98|C4X-109398|1548397-10-9 https://www.jk-sci.com/products/s57c4x-109414 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d307a1e39f9c3725aade5d8e84f5335d_407c2943-eaea-4ae0-b9a3-0b4cfcc8bc7e.jpg?v=1776406802 Felodipine Impurity 14 | 95306-64-2 Felodipine Impurity 14|C4X-109414|95306-64-2 https://www.jk-sci.com/products/s57c4x-109520 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2e47db65b1b94c740722bff46f46d009.jpg?v=1776406827 Amlodipine Impurity 20 | 400024-08-0 Amlodipine Impurity 20|C4X-109520|400024-08-0 https://www.jk-sci.com/products/s57c4x-10943 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a213cb2dbd9d8644f327501fed471445_b7e1995e-c7d5-4204-a5e9-ca3eaf05ab53.jpg?v=1776406812 Felodipine EP Impurity A | 96382-71-7 Felodipine EP Impurity A|C4X-10943|96382-71-7 https://www.jk-sci.com/products/s57c4x-109510 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9e4d4d614d863079f0f5ffad3fdc2c69.jpg?v=1776406818 Amlodipine N-Lactoside (Mixture of Diastereomers) | 2173291-00-2 Amlodipine N-Lactoside (Mixture of Diastereomers)|C4X-109510|2173291-00-2 https://www.jk-sci.com/products/s57c4x-10953 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f2e09c1891448b12e99be4c64f540698.jpg?v=1776406841 Amlodipine Besylate Impurity C | 721958-74-3 Amlodipine Besylate Impurity C|C4X-10953|721958-74-3 https://www.jk-sci.com/products/s57c4x-109556 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5c7e9bc0ba2e459156171224b5f5a121.jpg?v=1776406869 Amlodipine Impurity 56 | 2418591-36-1 Amlodipine Impurity 56|C4X-109556|2418591-36-1 https://www.jk-sci.com/products/s57c4x-109538 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5ad533b739723155319aa833a6be804c.jpg?v=1776406857 Amlodipine Impurity 38 | 113994-37-9 Amlodipine Impurity 38|C4X-109538|113994-37-9 https://www.jk-sci.com/products/s57c4x-10958 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5d2aa20dbd29437b69460153a662125c_4ca6ee3e-2181-4c36-92a4-109414f5812c.jpg?v=1776406890 Amlodipine Besylate EP Impurity H | 318465-73-5 Amlodipine Besylate EP Impurity H|C4X-10958|318465-73-5 https://www.jk-sci.com/products/s57c4x-1096113 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/754a63f1736d5c5c0ffe53df58f10100.jpg?v=1776406906 Azilsartan Impurity 113 | 177965-03-6 Azilsartan Impurity 113|C4X-1096113|177965-03-6 https://www.jk-sci.com/products/s57c4x-1096137 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_266c0d5d-c3a7-45f4-82ae-c1fbc7f53916.png?v=1774664590 Azilsartan Impurity 137 Azilsartan Impurity 137|C4X-1096137 https://www.jk-sci.com/products/s57c4x-109617 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e98862fe-b461-4092-990c-2e12ee24b33c.png?v=1774673627 Azilsartan Impurity 17 Azilsartan Impurity 17|C4X-109617 https://www.jk-sci.com/products/s57c4x-109626 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1e9acf54-e86e-471c-898b-d081143b9bff.png?v=1774721008 Azilsartan Impurity 26 | 1397836-41-7 Azilsartan Impurity 26|C4X-109626|1397836-41-7 https://www.jk-sci.com/products/s57c4x-109645 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3d635a3d0043e5dc14ca0664da3c45b2.jpg?v=1776406949 Azilsartan Impurity 45 | 139481-41-7 Azilsartan Impurity 45|C4X-109645|139481-41-7 https://www.jk-sci.com/products/s57c4x-109615 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/667127ab0d48674f6e720322e54938a0.jpg?v=1776406920 Azilsartan Impurity 15 | 1442400-65-8 Azilsartan Impurity 15|C4X-109615|1442400-65-8 https://www.jk-sci.com/products/s57c4x-109657 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2211a8e87d707972048bf50b5b9ee800.jpg?v=1776406970 Azilsartan Impurity 57 | 3031851-96-1 Azilsartan Impurity 57|C4X-109657|3031851-96-1 https://www.jk-sci.com/products/s57c4x-109669 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-109681 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_81db26ea-e5fa-468b-a010-097b978af256.png?v=1774901788 Azilsartan Impurity 81 Azilsartan Impurity 81|C4X-109681 https://www.jk-sci.com/products/s57c4x-10965 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/90a56534051f274c0af38ce8877f8ef1.jpg?v=1776406960 Azilsartan Impurity 5 | 147404-76-0 Azilsartan Impurity 5|C4X-10965|147404-76-0 https://www.jk-sci.com/products/s57c4x-1097 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/300336.png?v=1774886598 Olmesartan | 144689-63-4 Olmesartan|C4X-1097|144689-63-4 https://www.jk-sci.com/products/s57c4x-109716 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/540991_0aa3967c-3379-427a-8574-5a7975c722db.png?v=1775075065 Olmesartan Impurity 16 | 124750-53-4 Olmesartan Impurity 16|C4X-109716|124750-53-4 https://www.jk-sci.com/products/s57c4x-109761 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-109730 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ac3b5837b8fc23dc2e389d1e34928cf2.jpg?v=1776407012 Olmesartan Impurity 30 | 157356-73-5 Olmesartan Impurity 30|C4X-109730|157356-73-5 https://www.jk-sci.com/products/s57c4x-109813 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/513c93a1796cb8625ffa5a7b741235f6.jpg?v=1776407042 Ezetimibe Impurity 13(Open Ring Impurity) | 1197811-72-5 Ezetimibe Impurity 13(Open Ring Impurity)|C4X-109813|1197811-72-5 https://www.jk-sci.com/products/s57c4x-10979 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/512647_37be2d90-3213-4925-8638-32069f87150d.png?v=1774666644 Olmesartan Impurity 3 | 80841-78-7 Olmesartan Impurity 3|C4X-10979|80841-78-7 https://www.jk-sci.com/products/s57c4x-109823 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9ec55790f45d0c11173add73febf886f.jpg?v=1776407064 Ezetimibe o-Fluorobenzene Isomer | 2743547-96-6 Ezetimibe o-Fluorobenzene Isomer|C4X-109823|2743547-96-6 https://www.jk-sci.com/products/s57c4x-10982 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f0d3e05ed53798dc4bcfc04ba9a054ac.jpg?v=1776407054 S,S,S-Ezetimibe | 1593543-07-7 S,S,S-Ezetimibe|C4X-10982|1593543-07-7 https://www.jk-sci.com/products/s57c4x-109831 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c51e96ffcbf2f085fb05c1ff7698227a.jpg?v=1776407071 R,R,R-Ezetimibe | 1593542-96-1 R,R,R-Ezetimibe|C4X-109831|1593542-96-1 https://www.jk-sci.com/products/s57c4x-109836 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-109847 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/437720_d331a18e-c788-4291-9312-5d436bd815bc.png?v=1774962314 Ezetimibe Impurity 47 | 3382-63-6 Ezetimibe Impurity 47|C4X-109847|3382-63-6 https://www.jk-sci.com/products/s57c4x-109854 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2eb6a3e3207628e05133c242b277ac30.jpg?v=1776407089 (E)-4-(((2-fluorophenyl)imino)methyl)phenol | 1829558-56-6 (E)-4-(((2-fluorophenyl)imino)methyl)phenol|C4X-109854|1829558-56-6 https://www.jk-sci.com/products/s57c4x-109878 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-109956 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/402006_69f4d89c-aa7e-4084-a830-0550b6997b88.png?v=1775080589 Alogliptin Impurity 56 | 454713-13-4 Alogliptin Impurity 56|C4X-109956|454713-13-4 https://www.jk-sci.com/products/s57c4x-110014 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-109974 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/07410b6442959ffae5f22fac58b9b31e.jpg?v=1776407107 Alogliptin impurity 74 | 2819242-71-0 Alogliptin impurity 74|C4X-109974|2819242-71-0 https://www.jk-sci.com/products/s57c4x-11005 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_dda74ff1-df13-4c41-8921-baa65cc430e6.png?v=1774741157 Vildagliptin Impurity 5 Vildagliptin Impurity 5|C4X-11005 https://www.jk-sci.com/products/s57c4x-110111 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/839c75dba1a01bd935aa75ca39733460.jpg?v=1776407140 Linagliptin Impurity 11 | 2279114-31-5 Linagliptin Impurity 11|C4X-110111|2279114-31-5 https://www.jk-sci.com/products/s57c4x-1101 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3fe8fc2c4c6eb57ef49394870be2317c.jpg?v=1776407132 Linagliptin | 668270-12-0 Linagliptin|C4X-1101|668270-12-0 https://www.jk-sci.com/products/s57c4x-110077 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4417306c-240e-40f2-8e09-c0887d03d607.png?v=1774722839 Vildagliptin Impurity 77 Vildagliptin Impurity 77|C4X-110077 https://www.jk-sci.com/products/s57c4x-110128 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/796415_cddfcae3-be23-45f1-988b-c1a44122b395.png?v=1774965345 Linagliptin Impurity 28 | 93703-24-3 Linagliptin Impurity 28|C4X-110128|93703-24-3 https://www.jk-sci.com/products/s57c4x-110136 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/aa4650acfa72ddd46b3dd7d98d22b3cd.jpg?v=1776407156 Linagliptin Impurity 36 | 1638744-06-5 Linagliptin Impurity 36|C4X-110136|1638744-06-5 https://www.jk-sci.com/products/s57c4x-110189 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-110145 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8d4a9387-35c7-42ca-b4e8-a7248f9c82b8.png?v=1774644461 Linagliptin Impurity 45 Linagliptin Impurity 45|C4X-110145 https://www.jk-sci.com/products/s57c4x-110140 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_437f7ceb-8380-47a7-846e-017b86a534b2.png?v=1774882047 Linagliptin Impurity 40 Linagliptin Impurity 40|C4X-110140 https://www.jk-sci.com/products/s57c4x-11023 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cc63f561d4dbdd212f4449f617e693ae.jpg?v=1776407198 Glimepiride impurity C | 119018-30-3 Glimepiride impurity C|C4X-11023|119018-30-3 https://www.jk-sci.com/products/s57c4x-110161 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_61d14cae-2bcd-4cd7-9dc3-cbb29120ec4d.png?v=1774666660 Linagliptin Impurity 61 HCl Linagliptin Impurity 61 HCl|C4X-110161 https://www.jk-sci.com/products/s57c4x-110155 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ca5e7b2d-1594-484e-8c7e-728c7913fee6.png?v=1774724812 Linagliptin Impurity 55 Linagliptin Impurity 55|C4X-110155 https://www.jk-sci.com/products/s57c4x-110321 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9e95c2e9cbf7c6443a8367cb50cc7749.jpg?v=1776407206 Dutasteride Impurity 21 | 4640-41-9 Dutasteride Impurity 21|C4X-110321|4640-41-9 https://www.jk-sci.com/products/s57c4x-1105 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/242568_cb1c42b1-b4e6-4399-adac-32e4e41eb467.png?v=1774719951 Palonosetron Hydrochloride | 135729-62-3 Palonosetron Hydrochloride|C4X-1105|135729-62-3 https://www.jk-sci.com/products/s57c4x-11055 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/109a3450422fc2ed94b22ff6f13faac3.jpg?v=1776407219 Palonosetron Impurity 5 | 135729-55-4 Palonosetron Impurity 5|C4X-11055|135729-55-4 https://www.jk-sci.com/products/s57c4x-11053 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/913237.png?v=1775154838 Palonosetron N-Oxide | 813425-83-1 Palonosetron N-Oxide|C4X-11053|813425-83-1 https://www.jk-sci.com/products/s57c4x-110511 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ecdf9d03b11c6600187241156a3ecb13.jpg?v=1776407214 (S,S)-Palonosetron Acid | 2407763-21-5 (S,S)-Palonosetron Acid|C4X-110511|2407763-21-5 https://www.jk-sci.com/products/s57c4x-11062 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/595280_63daf6a9-3347-4bd8-b37f-f525571b1c1a.png?v=1775154842 Racecadotril EP Impurity B | 76721-89-6 Racecadotril EP Impurity B|C4X-11062|76721-89-6 https://www.jk-sci.com/products/s57c4x-11059 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-11067 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2fa18efba8bed8cc3da8b977a2401c95.jpg?v=1776407238 Racecadotril EP Impurity G | 81110-69-2 Racecadotril EP Impurity G|C4X-11067|81110-69-2 https://www.jk-sci.com/products/s57c4x-1107 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/604029_9af19e6e-bd9a-4233-908a-6bc6ca3e2a33.png?v=1775070180 Pramipexole | 104632-26-0 Pramipexole|C4X-1107|104632-26-0 https://www.jk-sci.com/products/s57c4x-11064 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4b75d999e7afb0ba0e996c977bdb8e59.jpg?v=1776407231 Racecadotril EP Impurity D | 123658-06-0 Racecadotril EP Impurity D|C4X-11064|123658-06-0 https://www.jk-sci.com/products/s57c4x-11073 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d2bfa8831cf91bc158afc837d3abaa9f.jpg?v=1776407254 Pramipexole EP Impurity C | 1973461-14-1 Pramipexole EP Impurity C|C4X-11073|1973461-14-1 https://www.jk-sci.com/products/s57c4x-110714 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/453173_34e916b7-3bcb-4408-b8ae-8625e8c43616.png?v=1774901793 Pramipexole Impurity 14 | 4570-41-6 Pramipexole Impurity 14|C4X-110714|4570-41-6 https://www.jk-sci.com/products/s57c4x-110711 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e4dd74747b81269bf6a5e78af4457f84.jpg?v=1776407244 Pramipexole Impurity 11 （and enantiomer） | 1246818-51-8 Pramipexole Impurity 11 （and enantiomer）|C4X-110711|1246818-51-8 https://www.jk-sci.com/products/s57c4x-110721 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/216475.png?v=1774714718 Pramipexole Dihydrochloride Monohydrate | 191217-81-9 Pramipexole Dihydrochloride Monohydrate|C4X-110721|191217-81-9 https://www.jk-sci.com/products/s57c4x-110745 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/346090_c2f49cbc-e427-45f5-a690-0e1660d86828.png?v=1774734247 Pramipexole Impurity 45 | 106092-11-9 Pramipexole Impurity 45|C4X-110745|106092-11-9 https://www.jk-sci.com/products/s57c4x-110752 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/69b9d2cf4b5976e28b776eb3b1d5d77a.jpg?v=1776407260 Pramipexole Impurity 52 | 1254579-15-1 Pramipexole Impurity 52|C4X-110752|1254579-15-1 https://www.jk-sci.com/products/s57c4x-11076 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/336a7107ecaa62c5e83220cdd162f484.jpg?v=1776407267 Pramipexole Impurity BI-IO460BS | 1246833-75-9 Pramipexole Impurity BI-IO460BS|C4X-11076|1246833-75-9 https://www.jk-sci.com/products/s57c4x-110786 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9014c97e-484f-431b-9ad5-395ced119bdf.png?v=1774666663 Pramipexole Impurity 86 Pramipexole Impurity 86|C4X-110786 https://www.jk-sci.com/products/s57c4x-110812 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b6434906-304d-4775-93d1-26e7b900944b.png?v=1774733050 Agomelatine-d6 Agomelatine-d6|C4X-110812 https://www.jk-sci.com/products/s57c4x-11081 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-110832 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fcf18afe0254656332b98a9c23f7ab88.jpg?v=1776407297 Agomelatine Impurity 32 | 138112-79-5 Agomelatine Impurity 32|C4X-110832|138112-79-5 https://www.jk-sci.com/products/s57c4x-110819 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c7fe68743cfa7b0b9ebcb459873d5715.jpg?v=1776407283 Agomelatine Impurity 19 | 1352139-51-5 Agomelatine Impurity 19|C4X-110819|1352139-51-5 https://www.jk-sci.com/products/s57c4x-110814 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/69f858e222a208b7357889c11db91c73.jpg?v=1776407277 Agomelatine Impurity 14 | 139525-77-2 Agomelatine Impurity 14|C4X-110814|139525-77-2 https://www.jk-sci.com/products/s57c4x-110820 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8e1e9394ee2c28c375dff0fed4e18d4f.jpg?v=1776407289 Agomelatine Impurity 20 | 178677-39-9 Agomelatine Impurity 20|C4X-110820|178677-39-9 https://www.jk-sci.com/products/s57c4x-11084 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2818607d-6da8-40d5-b157-656f28a05090.png?v=1775140317 Agomelatine Impurity 4 Agomelatine Impurity 4|C4X-11084 https://www.jk-sci.com/products/s57c4x-11088 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d06c540170c08109ee8c0610fd410938.jpg?v=1776407311 Agomelatine Impurity 8 | 32820-10-3 Agomelatine Impurity 8|C4X-11088|32820-10-3 https://www.jk-sci.com/products/s57c4x-11086 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8e1606cc-0b20-4f16-a745-c345df95fe26.png?v=1774891293 Agomelatine Impurity 6 Agomelatine Impurity 6|C4X-11086 https://www.jk-sci.com/products/s57c4x-110913 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/05ce05ae8fe0ab1491bc66c68fa9dad2.jpg?v=1776407319 Citalopram Impurity 13 | 85118-25-8 Citalopram Impurity 13|C4X-110913|85118-25-8 https://www.jk-sci.com/products/s57c4x-110848 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4cf4deb4-1cab-45d0-b566-2977bf2a98f2.png?v=1774673640 Agomelatine Impurity 48 Agomelatine Impurity 48|C4X-110848 https://www.jk-sci.com/products/s57c4x-11091 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ee073ac037093a67e52d97e27e190287.jpg?v=1776407315 Citalopram EP Impurity A | 64372-56-1 Citalopram EP Impurity A|C4X-11091|64372-56-1 https://www.jk-sci.com/products/s57c4x-111030 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-110938 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/372024.png?v=1775055569 Citalopram Impurity 38 | 103146-26-5 Citalopram Impurity 38|C4X-110938|103146-26-5 https://www.jk-sci.com/products/s57c4x-110935 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/02e609db7d405067b8cbe9eda69b7b0b.jpg?v=1776407343 Citalopram EP Impurity B Oxalate | 1332724-03-4 Citalopram EP Impurity B Oxalate|C4X-110935|1332724-03-4 https://www.jk-sci.com/products/s57c4x-110929 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e853c0de97102e04c87fa551e95d94aa.jpg?v=1776407331 Escitalopram EP Impurity K Oxalate | 219861-53-7 Escitalopram EP Impurity K Oxalate|C4X-110929|219861-53-7 https://www.jk-sci.com/products/s57c4x-110957 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-11101 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6fce5221d49636edb1672a8f22c4bdde.jpg?v=1776407359 Blonanserin Impurity 1 | 132810-75-4 Blonanserin Impurity 1|C4X-11101|132810-75-4 https://www.jk-sci.com/products/s57c4x-110924 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ea393b8d4d0d7f6f12bc5fee2828f0c9.jpg?v=1776407325 Citalopram EP Impurity G (Escitalopram EP Impurity G ) Oxalate | 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/434744.png?v=1774638904 Esomeprazole magnesium trihydrate | 217087-09-7 Esomeprazole magnesium trihydrate|C4X-1112|217087-09-7 https://www.jk-sci.com/products/s57c4x-111130 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e85b1a69acec07820644db4b2e313875.jpg?v=1776407398 Risperidone Impurity 30 | 1894509-66-0 Risperidone Impurity 30|C4X-111130|1894509-66-0 https://www.jk-sci.com/products/s57c4x-111210 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ec7b3137e30f540de416de2ea42fcfc6_f6e872a9-3d05-436c-a29d-f1d51c164fb3.jpg?v=1776407408 Esomeprazol Impurity H431 | 2227107-89-1 Esomeprazol Impurity H431|C4X-111210|2227107-89-1 https://www.jk-sci.com/products/s57c4x-111018 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-111114 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/db2fa636ef933f33a8c9717be5a91d61.jpg?v=1776407377 Risperidone EP Impurity I | 1329796-66-8 Risperidone EP Impurity I|C4X-111114|1329796-66-8 https://www.jk-sci.com/products/s57c4x-110987 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_47c8fd34-a881-4a75-979a-7a822c9cc295.png?v=1774880268 Citalopram Impurity 21 Oxalate Citalopram Impurity 21 Oxalate|C4X-110987 https://www.jk-sci.com/products/s57c4x-11104 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e1004888-4b31-4a20-8250-23c6bfb811f9.png?v=1774644473 Blonanserin Impurity 4 Blonanserin Impurity 4|C4X-11104 https://www.jk-sci.com/products/s57c4x-11111 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_688fcacc-7349-47e8-9e23-548d8ba6b4df.png?v=1774880281 Risperidone cis-N-oxide Impurity Risperidone cis-N-oxide Impurity|C4X-11111 https://www.jk-sci.com/products/s57c4x-111033 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-11118 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/aa9898fd2f9bf1dd2f798ea3699dda44.jpg?v=1776407402 Risperidone EP Impurity A | 691007-09-7 Risperidone EP Impurity A|C4X-11118|691007-09-7 https://www.jk-sci.com/products/s57c4x-111128 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3c08514f0643e5727e595a55e1233dc1.jpg?v=1776407392 Risperidone Impurity 28 | 152542-00-2 Risperidone Impurity 28|C4X-111128|152542-00-2 https://www.jk-sci.com/products/s57c4x-11112 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-110931 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7951db01046e43e3a4627a089d4f4a83.jpg?v=1776407337 Citalopram EP Impurity M | 440121-09-5 Citalopram EP Impurity M|C4X-110931|440121-09-5 https://www.jk-sci.com/products/s57c4x-111125 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/00dd1e7c39e93a837b2863b28b09e4fb.jpg?v=1776407385 Risperidone Impurity 25 | 832747-59-8 Risperidone Impurity 25|C4X-111125|832747-59-8 https://www.jk-sci.com/products/s57c4x-111117 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/437396.png?v=1774711262 Risperidone EP Impurity L | 63234-80-0 Risperidone EP Impurity L|C4X-111117|63234-80-0 https://www.jk-sci.com/products/s57c4x-110977 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_40bca670-7bd3-4178-be13-f21206f73b67.png?v=1774665738 (S)-Citalopram-d4 Oxalate (S)-Citalopram-d4 Oxalate|C4X-110977 https://www.jk-sci.com/products/s57c4x-111112 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9d357538450559646e25495371c6bc04.jpg?v=1776407371 Risperidone EP Impurity E | 1346602-28-5 Risperidone EP Impurity E|C4X-111112|1346602-28-5 https://www.jk-sci.com/products/s57c4x-1112105 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-1112102 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-1112113 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6dc0050fad5c0f4b86e167598fe78cb8.jpg?v=1776407414 Esomeprazole Impurity 113 | 220771-03-9 Esomeprazole Impurity 113|C4X-1112113|220771-03-9 https://www.jk-sci.com/products/s57c4x-111213 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/790569.png?v=1774733062 Omeprazole EP Impurity F | 125656-82-8 Omeprazole EP Impurity F|C4X-111213|125656-82-8 https://www.jk-sci.com/products/s57c4x-111214 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9e498a95-7d9d-4012-843c-b7ff531535f6.png?v=1774719966 Esomeprazole Methyl Impurity Esomeprazole Methyl Impurity|C4X-111214 https://www.jk-sci.com/products/s57c4x-111220 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a36ea20d2c77401a209dccfce4689b8a.jpg?v=1776407418 Esomeprazole Impurity 20 | 1346599-85-6 Esomeprazole Impurity 20|C4X-111220|1346599-85-6 https://www.jk-sci.com/products/s57c4x-1112108 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f54e2b68138dd08c6852ba37c8b9bf0a.jpg?v=1776407411 Esomeprazole Impurity 108 | 74409-42-0 Esomeprazole Impurity 108|C4X-1112108|74409-42-0 https://www.jk-sci.com/products/s57c4x-111263 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_11aa33c5-1a6e-4cae-b313-aef1a95b16d7.png?v=1774727589 Omeprazole EP Impurity F&G Omeprazole EP Impurity F&G|C4X-111263 https://www.jk-sci.com/products/s57c4x-111253 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-11123 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-111227 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8c0db1598b1cb952c1802522b301d5d9.jpg?v=1776407425 Esomeprazole Impurity 27 | 848694-10-0 Esomeprazole Impurity 27|C4X-111227|848694-10-0 https://www.jk-sci.com/products/s57c4x-111240 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6693b6b657a95fd82a351140d4d566f9.jpg?v=1776407428 Esomeprazole Impurity 40 | 86604-80-0 Esomeprazole Impurity 40|C4X-111240|86604-80-0 https://www.jk-sci.com/products/s57c4x-111236 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-111278 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4f32c2dc1966dcc3239568ceecbda467.jpg?v=1776407431 Esomeprazole Impurity 78 | 49559-83-3 Esomeprazole Impurity 78|C4X-111278|49559-83-3 https://www.jk-sci.com/products/s57c4x-111299 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/434743.png?v=1775135185 EsoMeprazole | 119141-88-7 EsoMeprazole|C4X-111299|119141-88-7 https://www.jk-sci.com/products/s57c4x-111315 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/00154757ab2c60a253a2bfcbb78ad374.jpg?v=1776407440 Lansoprazole Impurity 15 | 163119-30-0 Lansoprazole Impurity 15|C4X-111315|163119-30-0 https://www.jk-sci.com/products/s57c4x-11132 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/575689_567c6924-6620-40dd-9c8f-4dd933b7b39c.png?v=1774891312 Lansoprazole EP Impurity B/USP Impurity A | 131926-99-3 Lansoprazole EP Impurity B/USP Impurity A|C4X-11132|131926-99-3 https://www.jk-sci.com/products/s57c4x-111285 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_bc941d32-95f9-442d-b9a7-af6bb81908ff.png?v=1774741173 Esomeprazole Impurity 85 Esomeprazole Impurity 85|C4X-111285 https://www.jk-sci.com/products/s57c4x-111344 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/454912_b205224b-b68d-42c9-9fef-afd1099981a6.png?v=1774712674 Lansoprazole Impurity 44 | 22710-07-2 Lansoprazole Impurity 44|C4X-111344|22710-07-2 https://www.jk-sci.com/products/s57c4x-111346 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/445772.png?v=1774714731 Lansoprazole Impurity 46 | 86604-77-5 Lansoprazole Impurity 46|C4X-111346|86604-77-5 https://www.jk-sci.com/products/s57c4x-111350 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-111336 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_cdcb3109-bbe1-47aa-9382-69100e273023.png?v=1774984595 Lansoprazole Impurity 36 Lansoprazole Impurity 36|C4X-111336 https://www.jk-sci.com/products/s57c4x-111328 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-111358 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3a10250b4dfe062f0cc99fc1d8ef80e4.jpg?v=1776407454 Lansoprazole Impurity 58 | 343871-48-7 Lansoprazole Impurity 58|C4X-111358|343871-48-7 https://www.jk-sci.com/products/s57c4x-111360 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3b1bb0ea-6d3a-47cc-b811-b67a550818a8.png?v=1774986165 Lansoprazole Impurity 60 Lansoprazole Impurity 60|C4X-111360 https://www.jk-sci.com/products/s57c4x-11138 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f8e096f7f0f2ba38001bbd2aa7f35354.jpg?v=1776407457 Lansoprazole Impurity 8 | 127337-60-4 Lansoprazole Impurity 8|C4X-11138|127337-60-4 https://www.jk-sci.com/products/s57c4x-1114 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/924fb8ad96f624a8c59d5f82a9dfc779.jpg?v=1776407459 AcotiaMide Hydrochloride Trihydrate | 773092-05-0 AcotiaMide Hydrochloride Trihydrate|C4X-1114|773092-05-0 https://www.jk-sci.com/products/s57c4x-11168 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-107923 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_75a266a8-56c0-4045-acdb-20b66e474088.png?v=1774669627 Tofacitinib Impurity 23 DiHCl Tofacitinib Impurity 23 DiHCl|C4X-107923 https://www.jk-sci.com/products/s57c4x-111530 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6d495b1055cf9e72b328a12ecafe3cf2.jpg?v=1776407466 Cabazitaxel Impurity 30 | 183133-97-3 Cabazitaxel Impurity 30|C4X-111530|183133-97-3 https://www.jk-sci.com/products/s57c4x-107362 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9978037e69dcf33a34f89524577c8b56.jpg?v=1776405929 Linezolid Impurity 62 | 16483-45-7 Linezolid Impurity 62|C4X-107362|16483-45-7 https://www.jk-sci.com/products/s57c4x-108812 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e4c6635ec92d5e0c811557e74562d5ee.jpg?v=1776406521 Apixaban Impurity 12 | 1423803-24-0 Apixaban Impurity 12|C4X-108812|1423803-24-0 https://www.jk-sci.com/products/s57c4x-108617 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6074a5e8de45739fec2cc3e43b0a74a9.jpg?v=1776406404 Prasugrel Impurity 17 | 109904-25-8 Prasugrel Impurity 17|C4X-108617|109904-25-8 https://www.jk-sci.com/products/s57c4x-108328 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6ed931ecf936bee342a1116135a18ca4.jpg?v=1776406302 Cetirizine EP Impurity C | 83881-59-8 Cetirizine EP Impurity C|C4X-108328|83881-59-8 https://www.jk-sci.com/products/s57c4x-108920 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f61b11394fa0ae5cd4ab520f49bf7901.jpg?v=1776406597 Dabigatran Impurity 20 | 1408238-37-8 Dabigatran Impurity 20|C4X-108920|1408238-37-8 https://www.jk-sci.com/products/s57c4x-10926 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7eb06abb7834e91b66c6753ce617506e.jpg?v=1776406723 Dronedarone EP Impurity A HCl | 197431-02-0 Dronedarone EP Impurity A HCl|C4X-10926|197431-02-0 https://www.jk-sci.com/products/s57c4x-10939 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/00fc6c4192664c7e7f4eab9469daf9c9.jpg?v=1776406790 Ticagrelor Impurity 9 | 1445580-43-7 Ticagrelor Impurity 9|C4X-10939|1445580-43-7 https://www.jk-sci.com/products/s57c4x-10932 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cc69c080083a7ed045404d6a420ab989.jpg?v=1776406762 Ticagrelor Impurity 2 | 2216753-87-4 Ticagrelor Impurity 2|C4X-10932|2216753-87-4 https://www.jk-sci.com/products/s57c4x-109419 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-109349 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/de519ff961539b45bbc8c75e0a3172b1.jpg?v=1776406775 Ticagrelor Impurity 49 | 2435586-23-3 Ticagrelor Impurity 49|C4X-109349|2435586-23-3 https://www.jk-sci.com/products/s57c4x-109577 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/77fa18026f343cc5cb9c3458b6ad3b9c.jpg?v=1776406883 Amlodipine Impurity 77 | 2802443-91-8 Amlodipine Impurity 77|C4X-109577|2802443-91-8 https://www.jk-sci.com/products/s57c4x-109512 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7724a2e1be932f9f34f88c2387e2c6ab.jpg?v=1776406821 Amlodipine (S)-Isomer | 103129-82-4 Amlodipine (S)-Isomer|C4X-109512|103129-82-4 https://www.jk-sci.com/products/s57c4x-1096125 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_fd876de9-7ed3-4c9b-b7f0-53f82071c83c.png?v=1774711242 Azilsartan Impurity 125 Acetate Azilsartan Impurity 125 Acetate|C4X-1096125 https://www.jk-sci.com/products/s57c4x-109532 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/447075_73a02289-dae5-4598-82cc-534d61c00453.png?v=1774661893 Amlodipine | 88150-42-9 Amlodipine|C4X-109532|88150-42-9 https://www.jk-sci.com/products/s57c4x-109652 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8721934d4a1d9283cf148f980945490b.jpg?v=1776406964 Azilsartan Impurity 52 | 1449029-77-9 Azilsartan Impurity 52|C4X-109652|1449029-77-9 https://www.jk-sci.com/products/s57c4x-109628 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/60a7d2bdae2e4b76ad67e82b93890f06.jpg?v=1776406938 Azilsartan Medoxomil | 863031-21-4 Azilsartan Medoxomil|C4X-109628|863031-21-4 https://www.jk-sci.com/products/s57c4x-1096162 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ee53e8f4-0826-421a-bd24-69f09b096fe3.png?v=1774733041 Azilsartan Impurity 162 Azilsartan Impurity 162|C4X-1096162 https://www.jk-sci.com/products/s57c4x-109672 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/136435_e68619ce-42f4-43f5-80f5-e9e42b13c4da.png?v=1774640707 Azilsartan Impurity 72 | 21606-04-2 Azilsartan Impurity 72|C4X-109672|21606-04-2 https://www.jk-sci.com/products/s57c4x-109710 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ee8b3d02716daed88126148d871bd82b_32997807-f0e1-4899-beae-c87c56d6f11b.jpg?v=1776406994 Olmesartan Medoxomilum EP Impurity C | 879562-26-2 Olmesartan Medoxomilum EP Impurity C|C4X-109710|879562-26-2 https://www.jk-sci.com/products/s57c4x-10974 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fa6e15b46e0e7289320bf9f4a529ab07.jpg?v=1776407020 Olmesartan EP impurity D | 1020157-01-0 Olmesartan EP impurity D|C4X-10974|1020157-01-0 https://www.jk-sci.com/products/s57c4x-109811 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/acf8961e67e2c1c696e7b0e1b06dba6c.jpg?v=1776407038 R,R,S-Ezetimibed | 163380-16-3 R,R,S-Ezetimibed|C4X-109811|163380-16-3 https://www.jk-sci.com/products/s57c4x-109821 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-109833 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-109851 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/361620_584a0376-6632-4fda-bbc7-e7fd649def8c.png?v=1774723782 Ezetimibe Impurity 51 | 693-13-0 Ezetimibe Impurity 51|C4X-109851|693-13-0 https://www.jk-sci.com/products/s57c4x-109933 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/103138_cd51e94a-2eb3-4f54-ae12-15ab56add687.png?v=1774884447 Alogliptin Impurity 33 | 123-56-8 Alogliptin Impurity 33|C4X-109933|123-56-8 https://www.jk-sci.com/products/s57c4x-11001 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-11011 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_851d6348-8c1e-43bc-9336-47c2dc2adad1.png?v=1774892533 Linagliptin Impurity 1 Linagliptin Impurity 1|C4X-11011 https://www.jk-sci.com/products/s57c4x-110070 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5f636cfa31610520d41df2a95a6d6b56.jpg?v=1776407124 Vildagliptin Impurity 70 | 79108-51-3 Vildagliptin Impurity 70|C4X-110070|79108-51-3 https://www.jk-sci.com/products/s57c4x-110131 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/023020f8821d696f61a1427624669af7_308ca82e-aa46-4720-8ffe-8d1d7dd61597.jpg?v=1776407150 Linagliptin Impurity 31 | 666816-98-4 Linagliptin Impurity 31|C4X-110131|666816-98-4 https://www.jk-sci.com/products/s57c4x-110142 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/aae1ed115e90ea11e0c9875fba3dc4c9.jpg?v=1776407165 Linagliptin Impurity 42 | 2074688-81-4 Linagliptin Impurity 42|C4X-110142|2074688-81-4 https://www.jk-sci.com/products/s57c4x-110159 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/469901_17fb8488-1332-48f4-91a5-2ddd1840a1fc.png?v=1775140314 Linagliptin Impurity 59 | 551-93-9 Linagliptin Impurity 59|C4X-110159|551-93-9 https://www.jk-sci.com/products/s57c4x-11021 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cf12bb2833129bd9cbefb7c0e46be80e.jpg?v=1776407192 Glimepiride impurity A | 684286-46-2 Glimepiride impurity A|C4X-11021|684286-46-2 https://www.jk-sci.com/products/s57c4x-11033 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/274512_a2d46a22-fc25-4807-a022-f026a8b4591a.png?v=1774884451 Dutasteride EP Impurity A | 104239-97-6 Dutasteride EP Impurity A|C4X-11033|104239-97-6 https://www.jk-sci.com/products/s57c4x-11051 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2b5132cc2ba2b550d86583456d9be3f1.jpg?v=1776407210 (R,R)Palonosetron HCl | 135729-75-8 (R,R)Palonosetron HCl|C4X-11051|135729-75-8 https://www.jk-sci.com/products/s57c4x-11054 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/99775a30b9004322925b2bad81bc6b96.jpg?v=1776407216 (S,R)Palonosetron HCl | 135729-76-9 (S,R)Palonosetron HCl|C4X-11054|135729-76-9 https://www.jk-sci.com/products/s57c4x-110615 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/328206_42bb9868-8325-42a2-956f-bad6c22b30de.png?v=1774724817 Racecadotril Impurity 15 | 80-48-8 Racecadotril Impurity 15|C4X-110615|80-48-8 https://www.jk-sci.com/products/s57c4x-11066 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9ccd14b43b5e8871a68b52cb5fd9351c.jpg?v=1776407235 Racecadotril EP Impurity F | 87428-99-7 Racecadotril EP Impurity F|C4X-11066|87428-99-7 https://www.jk-sci.com/products/s57c4x-11082 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/183c2c2cabe2ff6e10954b0949daf9c5.jpg?v=1776407286 Agomelatine Impurity 2 | 185421-27-6 Agomelatine Impurity 2|C4X-11082|185421-27-6 https://www.jk-sci.com/products/s57c4x-11071 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7ead54d7186e4926e10d368f5bfbbe6f_af11a214-dc45-4501-8ff9-f94b27f26c19.jpg?v=1776407242 Pramipexole EP Impurity A | 106092-09-5 Pramipexole EP Impurity A|C4X-11071|106092-09-5 https://www.jk-sci.com/products/s57c4x-11072 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c888ba36160f3dfe343a3c4dd0f4b1ab.jpg?v=1776407248 Pramipexole EP Impurity B | 1246815-83-7 Pramipexole EP Impurity B|C4X-11072|1246815-83-7 https://www.jk-sci.com/products/s57c4x-11074 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7573391c11d052a6e7f78d576064ea99.jpg?v=1776407257 Pramipexole EP Impurity D | 104632-28-2 Pramipexole EP Impurity D|C4X-11074|104632-28-2 https://www.jk-sci.com/products/s57c4x-110758 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0d25e75db4e0f050464a76717891f6fc.jpg?v=1776407265 Pramipexole Impurity 58 | 104632-27-1 Pramipexole Impurity 58|C4X-110758|104632-27-1 https://www.jk-sci.com/products/s57c4x-110787 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_42235c22-dc9e-44ae-8df0-27b6d615029d.png?v=1775075076 Pramipexole Impurity 87 Pramipexole Impurity 87|C4X-110787 https://www.jk-sci.com/products/s57c4x-110813 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f119e6dac2d2a1606e7b5952b5ae4132.jpg?v=1776407274 Agomelatine Impurity 13 | 138113-09-4 Agomelatine Impurity 13|C4X-110813|138113-09-4 https://www.jk-sci.com/products/s57c4x-110833 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/92699b0e2ef94a517a5f4211d840b31a.jpg?v=1776407300 Agomelatine Impurity 33 | 1079774-32-5 Agomelatine Impurity 33|C4X-110833|1079774-32-5 https://www.jk-sci.com/products/s57c4x-11085 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d7a762ae24760b7726875c7e5302a77f.jpg?v=1776407305 Agomelatine Impurity 5 | 152302-45-9 Agomelatine Impurity 5|C4X-11085|152302-45-9 https://www.jk-sci.com/products/s57c4x-11089 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f5dbaba9-5487-44bb-9e47-f649804ea0e6.png?v=1774900537 Agomelatine Impurity 9 Agomelatine Impurity 9|C4X-11089 https://www.jk-sci.com/products/s57c4x-110916 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fb4fd54d65160293494614f29648b72e.jpg?v=1776407322 Citalopram Impurity 16 | 762266-07-9 Citalopram Impurity 16|C4X-110916|762266-07-9 https://www.jk-sci.com/products/s57c4x-11093 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6e7085f1e60e79ad1b812009aa73301d.jpg?v=1776407334 Citalopram EP Impurity C | 372941-54-3 Citalopram EP Impurity C|C4X-11093|372941-54-3 https://www.jk-sci.com/products/s57c4x-110960 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/51ba76642652f939019c8a51961448ca.jpg?v=1776407352 Citalopram-d4 Hydrobromide | 1219803-58-3 Citalopram-d4 Hydrobromide|C4X-110960|1219803-58-3 https://www.jk-sci.com/products/s57c4x-110936 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e17a2811cdd3f68ab24f2304aba3e067.jpg?v=1776407347 Citalopram EP Impurity D HCl | 97743-99-2 Citalopram EP Impurity D HCl|C4X-110936|97743-99-2 https://www.jk-sci.com/products/s57c4x-1110 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d6d10fcf743cb3ca9f2d60b992076e49.jpg?v=1776407356 Blonanserin | 132810-10-7 Blonanserin|C4X-1110|132810-10-7 https://www.jk-sci.com/products/s57c4x-111036 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d2103d80-d46c-4674-9b0b-75967b97f4cf.png?v=1774891300 Blonanserin Impurity 30 HCl Blonanserin Impurity 30 HCl|C4X-111036 https://www.jk-sci.com/products/s57c4x-111027 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-111111 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/22894ca68a7af2aa9482af862373ba7b.jpg?v=1776407368 Risperidone EP Impurity D | 1199589-74-6 Risperidone EP Impurity D|C4X-111111|1199589-74-6 https://www.jk-sci.com/products/s57c4x-111116 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0c0d37bb78635cf6d5fbfde080ecc41e.jpg?v=1776407380 Risperidone EP Impurity K | 106266-09-5 Risperidone EP Impurity K|C4X-111116|106266-09-5 https://www.jk-sci.com/products/s57c4x-111321 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ea3f75d16237040e3653a6e7794244fa.jpg?v=1776407447 (S)-Lansoprazole | 138530-95-7 (S)-Lansoprazole|C4X-111321|138530-95-7 https://www.jk-sci.com/products/s57c4x-111122 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/355020_e9cc1fd0-da9c-4aab-8d27-6d27c3b2a3bf.png?v=1774733054 Risperidone Impurity 22 | 41078-70-0 Risperidone Impurity 22|C4X-111122|41078-70-0 https://www.jk-sci.com/products/s57c4x-11113 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ba6262ff85233387ae959cf3c9b52bb6.jpg?v=1776407395 Bicyclo Risperidone | 2231638-02-9 Bicyclo Risperidone|C4X-11113|2231638-02-9 https://www.jk-sci.com/products/s57c4x-11119 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7eae5e30c74722799631885aa6976f12.jpg?v=1776407405 Risperidone EP Impurity B | 132961-05-8 Risperidone EP Impurity B|C4X-11119|132961-05-8 https://www.jk-sci.com/products/s57c4x-1112101 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/263449_5744ce63-f7ef-431e-90d7-cf8b035dc2a3.png?v=1774741170 Esomeprazole Impurity 101 | 84006-10-0 Esomeprazole Impurity 101|C4X-1112101|84006-10-0 https://www.jk-sci.com/products/s57c4x-1112107 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/263450_c78314e3-6477-471d-82d6-c895c6230c4a.png?v=1774734258 Esomeprazole Impurity 107 | 86604-75-3 Esomeprazole Impurity 107|C4X-1112107|86604-75-3 https://www.jk-sci.com/products/s57c4x-11122 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/301771_bc1a1acc-c8aa-4cbf-b017-6412eed3d5e4.png?v=1774718813 Omeprazole EP Impurity B | 110374-16-8 Omeprazole EP Impurity B|C4X-11122|110374-16-8 https://www.jk-sci.com/products/s57c4x-111212 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/388268_3b452e5a-5029-45b0-9766-d4ddb0071738.png?v=1775060469 Omeprazole EP Impurity G | 125656-83-9 Omeprazole EP Impurity G|C4X-111212|125656-83-9 https://www.jk-sci.com/products/s57c4x-111229 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/790477_93eb5d65-24cd-4fe7-be7b-2f8a5d4797ce.png?v=1774882063 Omeprazole Impurity 29 | 220757-74-4 Omeprazole Impurity 29|C4X-111229|220757-74-4 https://www.jk-sci.com/products/s57c4x-111259 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/127687_0365716a-0cb6-4978-98db-7337b114a4e8.png?v=1774971586 Omeprazole Impurity 59 | 106135-28-8 Omeprazole Impurity 59|C4X-111259|106135-28-8 https://www.jk-sci.com/products/s57c4x-11124 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-11128 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/790475_be5b62af-8e9f-4671-921d-341da0cdbbbc.png?v=1774711266 Omeprazole EP Impurity H | 863029-89-4 Omeprazole EP Impurity H|C4X-11128|863029-89-4 https://www.jk-sci.com/products/s57c4x-11131 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ed7b87dc3dbf474dc7b74cce61ffc751_2c9d9f53-93f6-4be1-9c69-d0ced234e4c4.jpg?v=1776407437 Lansoprazole EP Impurity A | 213476-12-1 Lansoprazole EP Impurity A|C4X-11131|213476-12-1 https://www.jk-sci.com/products/s57c4x-11134 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/410343_16ff7fcb-8e33-422a-9ada-cea6b754722c.png?v=1774721973 Lansoprazole EP Impurity D(Rabeprazole EP Impurity K) | 615-16-7 Lansoprazole EP Impurity D(Rabeprazole EP Impurity K)|C4X-11134|615-16-7 https://www.jk-sci.com/products/s57c4x-11135 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/609479_3f24914b-c5fc-4efc-92f5-38fd222577a9.png?v=1774714739 Lansoprazole EP Impurity E | 583-39-1 Lansoprazole EP Impurity E|C4X-11135|583-39-1 https://www.jk-sci.com/products/s57c4x-11136 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-11139 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/485960_f4c567e2-7496-41ca-9199-ea049cb49505.png?v=1774880290 Lansoprazole Impurit 9 | 37699-43-7 Lansoprazole Impurit 9|C4X-11139|37699-43-7 https://www.jk-sci.com/products/s57c4x-111711 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/206171.png?v=1774718819 Gefitinib Impurity 11 | 367-21-5 Gefitinib Impurity 11|C4X-111711|367-21-5 https://www.jk-sci.com/products/s57c4x-11172 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a8ea966cd6b755021ba627df16b39790.jpg?v=1776407474 Gefitinib-d6 | 1228664-49-0 Gefitinib-d6|C4X-11172|1228664-49-0 https://www.jk-sci.com/products/s57c4x-11162 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-111761 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/42817ba705a120b00169535bbabaf724.jpg?v=1776407481 Gefitinib Impurity 61 | 950596-57-3 Gefitinib Impurity 61|C4X-111761|950596-57-3 https://www.jk-sci.com/products/s57c4x-111746 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/470402.png?v=1774984600 Gefitinib Impurity 46 | 2106-49-2 Gefitinib Impurity 46|C4X-111746|2106-49-2 https://www.jk-sci.com/products/s57c4x-111770 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/345617_62c397a5-b831-4b34-9e0f-ef3372ef25c1.png?v=1774646264 Gefitinib impurity 70 | 13794-72-4 Gefitinib impurity 70|C4X-111770|13794-72-4 https://www.jk-sci.com/products/s57c4x-111772 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c2dd5c5ba229adde1518ab00c0712d6e.jpg?v=1776407484 Gefitinib impurity 72 | 770-22-9 Gefitinib impurity 72|C4X-111772|770-22-9 https://www.jk-sci.com/products/s57c4x-11181 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4162dfe61b877683d6de2a0d1172b7cd.jpg?v=1776407487 Avanafil Impurity 1 | 1638497-26-3 Avanafil Impurity 1|C4X-11181|1638497-26-3 https://www.jk-sci.com/products/s57c4x-1118101 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_807660f8-ce1c-4208-b40d-3b9a16dc24ad.png?v=1775070189 Avanafil Impurity 101 Avanafil Impurity 101|C4X-1118101 https://www.jk-sci.com/products/s57c4x-1118103 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d4600bd8-7502-449e-8600-da412196da34.png?v=1774974159 Avanafil Impurity 103 Avanafil Impurity 103|C4X-1118103 https://www.jk-sci.com/products/s57c4x-111811 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-1118108 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c8464203-175a-44ec-a084-5194227e22aa.png?v=1774882068 Avanafil Impurity 108 Avanafil Impurity 108|C4X-1118108 https://www.jk-sci.com/products/s57c4x-1118116 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a801f0e8-093e-4627-ad3f-8473fea30fa1.png?v=1774721976 Avanafil Impurity 116 Avanafil Impurity 116|C4X-1118116 https://www.jk-sci.com/products/s57c4x-1118127 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-1118113 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_773e0589-4e79-4d0f-8acb-4f317393436c.png?v=1774667667 Avanafil Impurity 113 Avanafil Impurity 113|C4X-1118113 https://www.jk-sci.com/products/s57c4x-111817 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5b7052bcf93d907cad1f5ec51224f6c1.jpg?v=1776407499 Avanafil Impurity 17 | 330786-34-0 Avanafil Impurity 17|C4X-111817|330786-34-0 https://www.jk-sci.com/products/s57c4x-11182 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6f068661fd96e26c30bd19eb58b28eea.jpg?v=1776407505 Avanafil Impurity 2 | 1364671-62-4 Avanafil Impurity 2|C4X-11182|1364671-62-4 https://www.jk-sci.com/products/s57c4x-111824 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_25ba7121-d7e7-4a29-85d1-d9d0a2189149.png?v=1774721015 Avanafil Impurity 24 Avanafil Impurity 24|C4X-111824 https://www.jk-sci.com/products/s57c4x-111827 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2f5b1861db1d8088bdd5925e07f1d629.jpg?v=1776407515 Avanafil Impurity 27 | 330785-84-7 Avanafil Impurity 27|C4X-111827|330785-84-7 https://www.jk-sci.com/products/s57c4x-11184 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-111843 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4d89b1f88396d172f4e7b3706aa2cac7.jpg?v=1776407518 Avanafil Impurity 43 | 330785-81-4 Avanafil Impurity 43|C4X-111843|330785-81-4 https://www.jk-sci.com/products/s57c4x-111845 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c33ce5f3-e2da-418f-91f3-70729b5c3b51.png?v=1775143066 Avanafil Impurity 45 Avanafil Impurity 45|C4X-111845 https://www.jk-sci.com/products/s57c4x-111854 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-111865 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/386841b7ca4b72d88d8db1ea889df185.jpg?v=1776407528 Avanafil Impurity 65 | 2250242-42-1 Avanafil Impurity 65|C4X-111865|2250242-42-1 https://www.jk-sci.com/products/s57c4x-111884 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_685afd93-0657-4371-97dd-884d31d70fad.png?v=1774659768 Avanafil Impurity 84 Avanafil Impurity 84|C4X-111884 https://www.jk-sci.com/products/s57c4x-111872 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/495017.png?v=1774660953 Avanafil Impurity 72 | 1892-57-5 Avanafil Impurity 72|C4X-111872|1892-57-5 https://www.jk-sci.com/products/s57c4x-111858 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_294dfc64-a284-436f-b0ac-06b85f6e0cb5.png?v=1774671554 Avanafil Impurity 58 Avanafil Impurity 58|C4X-111858 https://www.jk-sci.com/products/s57c4x-111879 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/22580780947f6c73595ede0d3e0cfe1b.jpg?v=1776407540 Avanafil Impurity 79 | 330785-82-5 Avanafil Impurity 79|C4X-111879|330785-82-5 https://www.jk-sci.com/products/s57c4x-111876 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6e78c3af-7898-4cd5-9467-bdde18303521.png?v=1775060475 Avanafil Impurity 76 Avanafil Impurity 76|C4X-111876 https://www.jk-sci.com/products/s57c4x-111892 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/259596.png?v=1775135195 3-Chloro-4-methoxy-benzylamine | 115514-77-7 3-Chloro-4-methoxy-benzylamine|C4X-111892|115514-77-7 https://www.jk-sci.com/products/s57c4x-111894 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3aadc23232b44e79aacc614ee978fec1.jpg?v=1776407550 Pyrimidine-2-carboxamide | 88511-48-2 Pyrimidine-2-carboxamide|C4X-111894|88511-48-2 https://www.jk-sci.com/products/s57c4x-111896 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f1fa00cedf2fb20e13e1a5bcb62873fa.jpg?v=1776407556 Avanafil Impurity 96 | 1643811-19-1 Avanafil Impurity 96|C4X-111896|1643811-19-1 https://www.jk-sci.com/products/s57c4x-11192 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dc064a0ec4ab95bd9c1559b31b098ada.jpg?v=1776407562 Ivabradine Impurity 2 | 148849-68-7 Ivabradine Impurity 2|C4X-11192|148849-68-7 https://www.jk-sci.com/products/s57c4x-111899 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-111940 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dd89c7daf2e98412d0cc84889fd6eb2f.jpg?v=1776407568 Dehydro Ivabradine | 1086026-31-4 Dehydro Ivabradine|C4X-111940|1086026-31-4 https://www.jk-sci.com/products/s57c4x-11201 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_00b884a9-2b27-488b-bb1a-10d4663e62ed.png?v=1774904382 Benidipine Impurity 1 Benidipine Impurity 1|C4X-11201 https://www.jk-sci.com/products/s57c4x-112015 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_762fc669-3176-4139-a39d-d9dfd7b7bc27.png?v=1774733065 Benidipine Impurity 15 HCl Benidipine Impurity 15 HCl|C4X-112015 https://www.jk-sci.com/products/s57c4x-112017 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/340692.png?v=1774712684 Benidipine Impurity 17 | 14813-01-5 Benidipine Impurity 17|C4X-112017|14813-01-5 https://www.jk-sci.com/products/s57c4x-112021 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9b4b79d609712f9c51ce5914e295de3c.jpg?v=1776407573 Benidipine Impurity 21 | 196930-14-0 Benidipine Impurity 21|C4X-112021|196930-14-0 https://www.jk-sci.com/products/s57c4x-11204 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/229090.png?v=1774718850 Benidipine Impurity 4 | 21881-77-6 Benidipine Impurity 4|C4X-11204|21881-77-6 https://www.jk-sci.com/products/s57c4x-112030 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-112110 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/79ae33077d06b264a02302de5f5c48e9.jpg?v=1776407588 Rabeprazole Impurity 10 | 103312-62-5 Rabeprazole Impurity 10|C4X-112110|103312-62-5 https://www.jk-sci.com/products/s57c4x-11206 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c930ab4ba4496f3c92b82ea75e1e0c6b.jpg?v=1776407580 Benidipine Impurity 6 | 64603-72-1 Benidipine Impurity 6|C4X-11206|64603-72-1 https://www.jk-sci.com/products/s57c4x-11207 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/62246a3c08d56f74dbc234229a6fe604.jpg?v=1776407586 Benidipine Impurity 7 | 74936-81-5 Benidipine Impurity 7|C4X-11207|74936-81-5 https://www.jk-sci.com/products/s57c4x-112118 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-11212 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-112125 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0cfb46095ab92340ab3b0ba78809924f.jpg?v=1776407594 Rabeprazole Impurity 25 | 1286104-27-5 Rabeprazole Impurity 25|C4X-112125|1286104-27-5 https://www.jk-sci.com/products/s57c4x-112137 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/587295.png?v=1775052404 Rabeprazole 2-chloromethyl Impurity | 153259-31-5 Rabeprazole 2-chloromethyl Impurity|C4X-112137|153259-31-5 https://www.jk-sci.com/products/s57c4x-112214 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a3b4150c41de9d474d87e761ddfd86fe.jpg?v=1776407614 Everolimus EP Impurity B | 1062122-63-7 Everolimus EP Impurity B|C4X-112214|1062122-63-7 https://www.jk-sci.com/products/s57c4x-112140 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/133533_3ce36a82-ac0d-4618-bbb8-db549016300b.png?v=1774711276 Rabeprazole Impurity 40 | 59886-90-7 Rabeprazole Impurity 40|C4X-112140|59886-90-7 https://www.jk-sci.com/products/s57c4x-1123 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/14a142501ca2f0eff09b295ff7810b54.jpg?v=1776407620 Canagliflozin | 842133-18-0 Canagliflozin|C4X-1123|842133-18-0 https://www.jk-sci.com/products/s57c4x-11217 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/41998578a20ef96db7f45da194d8345c.jpg?v=1776407600 Rabeprazole Impurity 7 | 117976-91-7 Rabeprazole Impurity 7|C4X-11217|117976-91-7 https://www.jk-sci.com/products/s57c4x-11219 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6fc987f63a594f90e8cd9a23fa58f100.jpg?v=1776407607 Rabeprazole Impurity 9 | 1114543-47-3 Rabeprazole Impurity 9|C4X-11219|1114543-47-3 https://www.jk-sci.com/products/s57c4x-112310 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f9b472fd71ca96af534b3a14a1fa594b.jpg?v=1776407626 Canagliflozin Impurity 10 | 1818268-45-9 Canagliflozin Impurity 10|C4X-112310|1818268-45-9 https://www.jk-sci.com/products/s57c4x-11232 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/abbbb076aad49b338926dbe61c9bbaa6.jpg?v=1776407633 Canagliflozin Impurity 2 | 2161394-94-9 Canagliflozin Impurity 2|C4X-11232|2161394-94-9 https://www.jk-sci.com/products/s57c4x-112334 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/beffc91dd60a459308c4ac63a0a0f410_74a9f517-120e-4e15-b0aa-841f75fbbb04.jpg?v=1776407641 Canagliflozin Impurity 34 | 32384-65-9 Canagliflozin Impurity 34|C4X-112334|32384-65-9 https://www.jk-sci.com/products/s57c4x-11236 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2c89031f-2fa1-4e90-b5bd-99c3be15d2f7.png?v=1774673644 Canagliflozin Impurity 6 Canagliflozin Impurity 6|C4X-11236 https://www.jk-sci.com/products/s57c4x-11241 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ead886a6ecc6cb3824168a735f1451ff_df8094d0-c41d-4f06-a30d-b4fd6ddfc679.jpg?v=1776407644 Sorafenib impurity A | 284462-37-9 Sorafenib impurity A|C4X-11241|284462-37-9 https://www.jk-sci.com/products/s57c4x-112433 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8a3bffed4f424fcaf4d506b2333c5c22_5d3128c5-ae59-4fed-a92c-31919780de70.jpg?v=1776407648 3-Methylbenzenesulfonic acid hydrate | 312619-56-0 3-Methylbenzenesulfonic acid hydrate|C4X-112433|312619-56-0 https://www.jk-sci.com/products/s57c4x-112443 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ba62feb3a3ac41ed5a937250c6a18caf.jpg?v=1776407652 Sorafenib impurity B | 2004659-84-9 Sorafenib impurity B|C4X-112443|2004659-84-9 https://www.jk-sci.com/products/s57c4x-112456 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-112453 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c1858f771adf3bf687cd2407d6d58530.jpg?v=1776407655 Sorafenib Impurity 53 | 611226-36-9 Sorafenib Impurity 53|C4X-112453|611226-36-9 https://www.jk-sci.com/products/s57c4x-11247 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/233649.png?v=1774727602 Sorafenib impurity G | 18585-06-3 Sorafenib impurity G|C4X-11247|18585-06-3 https://www.jk-sci.com/products/s57c4x-11249 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d4957d9eb113cbee553e95f5856dbabb_09f9f6bf-e112-4fbf-bd89-fd7599d4566a.jpg?v=1776407665 Sorafenib Impurity 9 | 370-50-3 Sorafenib Impurity 9|C4X-11249|370-50-3 https://www.jk-sci.com/products/a019446045 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6a3ffcf5-0500-4203-b6b2-984130afac17.png?v=1776307031 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0363c22d2aa182435cf28b2a820f28eb.jpg?v=1776407681 Palbociclib Impurity 180 | 2777066-29-0 Palbociclib Impurity 180|C4X-1125180|2777066-29-0 https://www.jk-sci.com/products/s57c4x-1125118 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2a1d4139c52339400e84e8fc1ab7a23b.jpg?v=1776407675 Palbociclib Impurity 118 | 844843-37-4 Palbociclib Impurity 118|C4X-1125118|844843-37-4 https://www.jk-sci.com/products/s57c4x-112526 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f1c108f9e8a3b91b4bac8763a8016ef2.jpg?v=1776407684 Palbociclib Impurity 26 | 1023594-50-4 Palbociclib Impurity 26|C4X-112526|1023594-50-4 https://www.jk-sci.com/products/s57c4x-112557 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0102d60a2631eab388aedaff2a8662b4.jpg?v=1776407693 Palbociclib Impurity 57 | 2174002-16-3 Palbociclib Impurity 57|C4X-112557|2174002-16-3 https://www.jk-sci.com/products/s57c4x-112531 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7345767bafe102c5ebcf4fa80779f87e.jpg?v=1776407690 Palbociclib Impurity 31 | 733039-20-8 Palbociclib Impurity 31|C4X-112531|733039-20-8 https://www.jk-sci.com/products/s57c4x-112587 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-112573 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/19deae46e9012983015df76c0b18fe34.jpg?v=1776407696 Palbociclib Impurity 73 | 571188-82-4 Palbociclib Impurity 73|C4X-112573|571188-82-4 https://www.jk-sci.com/products/s57c4x-112597 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0d93f159affd71e4e203b3de6380cd3b.jpg?v=1776407703 Palbociclib Impurity 97 | 775288-71-6 Palbociclib Impurity 97|C4X-112597|775288-71-6 https://www.jk-sci.com/products/s57c4x-11261 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/420977_8873e010-4d64-4795-952f-e8289fa9046e.png?v=1775062733 Nicotinic Acid EP Impurity A | 3222-47-7 Nicotinic Acid EP Impurity A|C4X-11261|3222-47-7 https://www.jk-sci.com/products/s57c4x-112612 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/524279.png?v=1774660957 6-Methylnicotinonitrile | 3222-48-8 6-Methylnicotinonitrile|C4X-112612|3222-48-8 https://www.jk-sci.com/products/s57c4x-10764 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-11262 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-10844 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-1093142 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/38112d506786ad38d0577d679e5b5465.jpg?v=1776406748 Ticagrelor Impurity 142 | 866551-95-3 Ticagrelor Impurity 142|C4X-1093142|866551-95-3 https://www.jk-sci.com/products/s57c4x-108859 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a3beef84-2809-4127-8ea8-099dbe73fdca.png?v=1774734234 Apixaban Impurity 59 Apixaban Impurity 59|C4X-108859 https://www.jk-sci.com/products/s57c4x-10949 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-10937 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3c32d53b6a0567727636de89e45e110e_ce73d7be-892f-4a65-bb29-53a738c6efd7.jpg?v=1776406784 Ticagrelor Impurity 7 | 220347-05-7 Ticagrelor Impurity 7|C4X-10937|220347-05-7 https://www.jk-sci.com/products/s57c4x-109549 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cea141274d444076cb7f4cfc8efb9e78.jpg?v=1776406865 Amlodipine EP Impurity E Maleate | 400024-12-6 Amlodipine EP Impurity E Maleate|C4X-109549|400024-12-6 https://www.jk-sci.com/products/j5305281 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2d8c3cca788497cf6913ea8c53e56639.jpg?v=1776324503 Boc-L-alanine-4-nitrophenyl ester | 2483-49-0 Boc-L-alanine-4-nitrophenyl ester|05281|2483-49-0 https://www.jk-sci.com/products/j5305304 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2a6935fdee00755ca957bafb067d23e3.jpg?v=1776324541 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a5d22cf6a92f7a69785d178bac35c5d6.jpg?v=1776324553 Na-Fmoc-Nd-2-chloro-Z-L-ornithine | 198561-86-3 Na-Fmoc-Nd-2-chloro-Z-L-ornithine|05310|198561-86-3 https://www.jk-sci.com/products/j5305328 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7d92e42918620f8d4fcf59655b210a3b.jpg?v=1776324593 Z-L-phenylalaninol | 6372-14-1 Z-L-phenylalaninol|05328|6372-14-1 https://www.jk-sci.com/products/s57c4x-1096139 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_61cdfae9-760d-4ae7-a676-a36dd1708a31.png?v=1775069232 Azilsartan Impurity 139 Azilsartan Impurity 139|C4X-1096139 https://www.jk-sci.com/products/j5305334 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9d7fa8cb9488fb1e03fa2a602098881a.jpg?v=1776324603 Na-Fmoc-Nin-Boc-D-tryptophan 4-alkoxybenzyl alcohol resin Na-Fmoc-Nin-Boc-D-tryptophan 4-alkoxybenzyl alcohol resin|05334 https://www.jk-sci.com/products/s57c4x-109778 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-109861 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-109648 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-10969 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4cfc0da4abf1b79912d273314fffe2cf.jpg?v=1776406986 Azilsartan Impurity 9 | 136285-69-3 Azilsartan Impurity 9|C4X-10969|136285-69-3 https://www.jk-sci.com/products/j5305339 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a6266b94d24c475286020512f4538fe9.jpg?v=1776324609 Fmoc-L-phenylglycine 4-alkoxybenzyl alcohol resin Fmoc-L-phenylglycine 4-alkoxybenzyl alcohol resin|05339 https://www.jk-sci.com/products/s57c4x-109829 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/402760f8f4a88431d2c1dc6b8294df54.jpg?v=1776407068 R,S,S-EzetimiBe | 1478664-18-4 R,S,S-EzetimiBe|C4X-109829|1478664-18-4 https://www.jk-sci.com/products/s57c4x-110025 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/591708_7c30aa5a-0125-4810-af1b-ba8c13673b6b.png?v=1774659750 Vildagliptin Impurity 25 | 702-82-9 Vildagliptin Impurity 25|C4X-110025|702-82-9 https://www.jk-sci.com/products/j5305355 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bf54801b9a766441055ae31734cba499.jpg?v=1776324645 Boc-O-methyl-D-tyrosine | 68856-96-2 Boc-O-methyl-D-tyrosine|05355|68856-96-2 https://www.jk-sci.com/products/s57c4x-110311 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/81a104e842043750e17039ae47efb22a.jpg?v=1776407200 Finasteride EP Impurity B | 103335-41-7 Finasteride EP Impurity B|C4X-110311|103335-41-7 https://www.jk-sci.com/products/s57c4x-110525 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/329523_9a061d37-aa4b-4a76-9013-878b14eb9d15.png?v=1774644469 Palonosetron Impurity 25 | 23357-47-3 Palonosetron Impurity 25|C4X-110525|23357-47-3 https://www.jk-sci.com/products/s57c4x-110114 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3a23a665c66652ba7bca4b3da78e997f.jpg?v=1776407142 Linagliptin Impurity 14 | 666816-91-7 Linagliptin Impurity 14|C4X-110114|666816-91-7 https://www.jk-sci.com/products/s57c4x-110147 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4d8e4727fbe28b420620e61116e9e779.jpg?v=1776407171 Linagliptin Impurity 47 | 2468656-63-3 Linagliptin Impurity 47|C4X-110147|2468656-63-3 https://www.jk-sci.com/products/s57c4x-11063 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4dd63184bffc7e4da2699b1c90692ffb.jpg?v=1776407227 Racecadotril EP Impurity C | 124735-06-4 Racecadotril EP Impurity C|C4X-11063|124735-06-4 https://www.jk-sci.com/products/s57c4x-110712 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-110811 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c85973cfc1b844a389a7604e0f61aefa.jpg?v=1776407270 Agomelatine Impurity 11 | 138113-07-2 Agomelatine Impurity 11|C4X-110811|138113-07-2 https://www.jk-sci.com/products/s57c4x-11075 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/203211_7681e02f-971d-4f0a-a53f-fe57b7ce8763.png?v=1774669668 Pramipexole EP Impurity E | 106006-84-2 Pramipexole EP Impurity E|C4X-11075|106006-84-2 https://www.jk-sci.com/products/j5305400 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/16ab053e06f049c526c7ed1142e29c4e.jpg?v=1776324725 Leucine benzyloxycarbonylhydrazide trifluoroacetate | 19635-96-2 Leucine benzyloxycarbonylhydrazide trifluoroacetate|05400|19635-96-2 https://www.jk-sci.com/products/j5305373 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4a3ca899273f51536a27ef450a6bc0aa.jpg?v=1776324681 D-Phenylglycinol | 56613-80-0 D-Phenylglycinol|05373|56613-80-0 https://www.jk-sci.com/products/j5303765 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/138b1192a18d1178c3a869d93368c2c7.jpg?v=1776321791 Fmoc-L-glutamic acid g-9-fluorenylmethyl ester | 608512-86-3 Fmoc-L-glutamic acid g-9-fluorenylmethyl ester|03765|608512-86-3 https://www.jk-sci.com/products/j5304016 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6150e6d742a42f6ac78a92b89699864c.jpg?v=1776322425 Boc-L-serine methyl ester | 2766-43-0 Boc-L-serine methyl ester|04016|2766-43-0 https://www.jk-sci.com/products/s57c4x-110825 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/62cd1cd9c2d80820ba9a760a9bcec6c3.jpg?v=1776407294 Agomelatine Impurity 25 | 6836-22-2 Agomelatine Impurity 25|C4X-110825|6836-22-2 https://www.jk-sci.com/products/j5304125 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/391640e704042d216f45f75586fe2dfe.jpg?v=1776322740 Boc-3,5-difluoro-L-phenylalanine | 205445-52-9 Boc-3,5-difluoro-L-phenylalanine|04125|205445-52-9 https://www.jk-sci.com/products/s57c4x-11087 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/082e4985a48087cb6258716e6c5ca20e.jpg?v=1776407308 Agomelatine Impurity 7 | 166526-99-4 Agomelatine Impurity 7|C4X-11087|166526-99-4 https://www.jk-sci.com/products/j5304220 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d1f300e7f80cbeaa0f7edcad9e574309.jpg?v=1776322969 Fmoc-sarcosine 4-alkoxybenzyl alcohol resin Fmoc-sarcosine 4-alkoxybenzyl alcohol resin|04220 https://www.jk-sci.com/products/j5304289 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c5fcd0399ceffd752332aac57d8ea23b.jpg?v=1776323077 N-(2-Chlorotrityl resin)-isonipecotic acid benzotriazolyl ester N-(2-Chlorotrityl resin)-isonipecotic acid benzotriazolyl ester|04289 https://www.jk-sci.com/products/a019447462 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5ada662b-3c14-40f5-95a3-78896adec127.png?v=1776307143 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ea4d955298828f6c547bc4d3639f9a1b.jpg?v=1776323177 Na-Acetyl-L-arginine methyl ester hydrochloride | 1784-05-0 Na-Acetyl-L-arginine methyl ester hydrochloride|04336|1784-05-0 https://www.jk-sci.com/products/s57c4x-111032 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3eee361a362fea0fd8c3b475dc86294a.jpg?v=1776407364 Blonanserin Impurity 32 | 132810-83-4 Blonanserin Impurity 32|C4X-111032|132810-83-4 https://www.jk-sci.com/products/s57c4x-110985 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/a019447474 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b09d009f-c57f-46ed-a98b-edab46dc7dc2.png?v=1776307177 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9346ab63-44c0-44f0-ae30-2fa0f04b3e7d.png?v=1776307179 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5fc41ed0-e95e-4507-980a-0a03993f9836.png?v=1776307183 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 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/31f3e80e61de9968bea6737bfc271aaa.jpg?v=1776407374 Risperidone EP Impurity H | 158697-67-7 Risperidone EP Impurity H|C4X-111113|158697-67-7 https://www.jk-sci.com/products/s57c4x-11117 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-111768 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a0fb04d4-441e-460f-8f65-a732b489da66.png?v=1774987821 Gefitinib impurity 68 Gefitinib impurity 68|C4X-111768 https://www.jk-sci.com/products/s57c4x-11137 2026-07-21T11:22:29-07:00 daily https://www.jk-sci.com/products/s57c4x-111870 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/31ddad119542794b4787227ed41def0d_41a65026-42da-40e6-b392-beda35d15210.jpg?v=1776407533 Avanafil Impurity 70 | 32897-26-0 Avanafil Impurity 70|C4X-111870|32897-26-0 https://www.jk-sci.com/products/s57c4x-1118114 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f55be9c5-f92e-4184-abb6-dd6061a2affa.png?v=1774965355 Avanafil Impurity 114 Avanafil Impurity 114|C4X-1118114 https://www.jk-sci.com/products/s57c4x-111232 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/412102_f0260704-1521-4cc2-b023-1c618fa0d8d9.png?v=1775156075 Esomeprazole Impurity 32 | 2080-75-3 Esomeprazole Impurity 32|C4X-111232|2080-75-3 https://www.jk-sci.com/products/s57c4x-111833 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_236d6dcb-5602-4dab-a770-a992225a5196.png?v=1774971590 Avanafil Impurity 33 Avanafil Impurity 33|C4X-111833 https://www.jk-sci.com/products/s57c4x-111745 2026-07-21T11:22:29-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/447865_f0cf8ccf-4f55-4189-9d03-af5c68f4d5a1.png?v=1774974153 Gefitinib Impurity 45 | 350-30-1 Gefitinib Impurity 45|C4X-111745|350-30-1