https://www.jk-sci.com/products/s57c4x-274963 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a208eb52207ddc5c226581966effacd8.jpg?v=1791708576 Apalutamide Impurity 63, 98.90% | 199330-60-4 Apalutamide Impurity 63|C4X-274963|199330-60-4 https://www.jk-sci.com/products/s57c4x-105565 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_bfd5a9bd-a7f7-488c-9789-cb9025d0e375.png?v=1791725271 Topiroxostat Impurity 65, Purity: 97.5% Topiroxostat Impurity 65|C4X-105565 https://www.jk-sci.com/products/s57c4x-274972 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d72594f4eb79d000581575aa97fd838d.jpg?v=1791708573 Apalutamide Impurity 72, Purity: 99.7% | 1950587-19-5 Apalutamide Impurity 72|C4X-274972|1950587-19-5 https://www.jk-sci.com/products/s57c4x-106538 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7c8e110816c66bbbd47f7d4be957ae91.jpg?v=1791724805 Empagliflozin Impurity 38, 92.60% | 2125472-55-9 Empagliflozin Impurity 38|C4X-106538|2125472-55-9 https://www.jk-sci.com/products/s57c4x-108323 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cb52a5affa08a97b185ce602d6b34aed.jpg?v=1791724062 rac Cetirizine N-Oxide (Mixture of Diastereomers), 90.10% | 1076199-80-8 rac Cetirizine N-Oxide (Mixture of Diastereomers)|C4X-108323|1076199-80-8 https://www.jk-sci.com/products/s57c4x-1087 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/276530_f643cbb0-3768-403c-bf42-0c64543444ea.png?v=1791723918 Tadalafil, 98.20% | 171596-29-5 Tadalafil|C4X-1087|171596-29-5 https://www.jk-sci.com/products/s57c4x-27499 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cf8cafb6ef1fc67946755a5d6d630583.jpg?v=1791708568 Apalutamide Impurity 9, 97.60% | 2894796-78-0 Apalutamide Impurity 9|C4X-27499|2894796-78-0 https://www.jk-sci.com/products/s57c4x-124825 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1b05de93fef2874bd2d3d63bc96e48e7.jpg?v=1791719911 Valaciclovir EP Impurity C(hydrochloride), Purity: 97.9% | 1346617-39-7 Valaciclovir EP Impurity C(hydrochloride)|C4X-124825|1346617-39-7 https://www.jk-sci.com/products/s57c4x-125287 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_21845649-be46-4d83-ac8b-4387bf2a13fa.png?v=1791719841 Perindopril Impurity 87 t-Butylamine, Purity: 96.6% Perindopril Impurity 87 t-Butylamine|C4X-125287 https://www.jk-sci.com/products/s57c4x-13622 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/48847ae882d93634cdda4f787f5d1474.jpg?v=1791718697 Ciprofloxacin EP Impurity B(HCl), 92.40% | 2727369-47-1 Ciprofloxacin EP Impurity B(HCl)|C4X-13622|2727369-47-1 https://www.jk-sci.com/products/s57c4x-13711 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b77ad3c45b5c32e2ca6a6f67b29c6710.jpg?v=1791718535 Levofloxacin Desethylene Diformyl Impurity, 93.50% | 151377-74-1 Levofloxacin Desethylene Diformyl Impurity|C4X-13711|151377-74-1 https://www.jk-sci.com/products/s57c4x-151814 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/823c9b7c08a32bdcb745e50a0f0f3eb4.jpg?v=1791716247 Thioctic Acid ethyl ester, 98.20% | 46353-61-1 Thioctic Acid ethyl ester|C4X-151814|46353-61-1 https://www.jk-sci.com/products/s57c4x-27582 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dd577f9ccb9a26bb827b9ad0f23073f8.jpg?v=1791708563 Brivudine Impurity 2, 97.00% | 765235-25-4 Brivudine Impurity 2|C4X-27582|765235-25-4 https://www.jk-sci.com/products/s57c4x-1681 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/117456.png?v=1791714959 Lisinopril Dihydrate, 99.00% | 83915-83-7 Lisinopril Dihydrate|C4X-1681|83915-83-7 https://www.jk-sci.com/products/s57c1023343 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c842d03b7796252cefb6fe48c3d680e1.jpg?v=1791730362 Saxagliptin Impurity N1, 92.50% | 102502-64-7 Saxagliptin Impurity N1|C1023343|102502-64-7 https://www.jk-sci.com/products/s57c1109716 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/220450002168fb8b6c426134b834a63e.jpg?v=1791730198 Testosterone Impurity N6, 93.30% | 119698-27-0 Testosterone Impurity N6|C1109716|119698-27-0 https://www.jk-sci.com/products/s57c1537345 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1d3d57bac125b0812b4915a5e0295e0c.jpg?v=1791729479 1,5-Dichloro-2-fluoro-4-(trichloromethyl)benzene, 96.00% | 86522-88-5 1,5-Dichloro-2-fluoro-4-(trichloromethyl)benzene|C1537345|86522-88-5 https://www.jk-sci.com/products/s57c1773101 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c657bf79dcb9b9364c81290d904f1914.jpg?v=1791728994 6-Hydroxy-2-methylbenzofuran-3-carboxylic acid, 88.90% | 854515-52-9 6-Hydroxy-2-methylbenzofuran-3-carboxylic acid|C1773101|854515-52-9 https://www.jk-sci.com/products/s57c1827123 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/46f58367fec848f8b63e70af6976740b.jpg?v=1791728686 Imeglimin, 92.50% | 775351-65-0 Imeglimin|C1827123|775351-65-0 https://www.jk-sci.com/products/s57c1884537 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/513623.png?v=1791728496 9-Nitroso-9H-carbazole, Purity: 99.3% | 2788-23-0 9-Nitroso-9H-carbazole|C1884537|2788-23-0 https://www.jk-sci.com/products/s57c1907169 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/95a46a8ff9c7ad0fac8bc2d401167a58.jpg?v=1791728383 Testosterone EP impurity J, Purity: 94.6% | 57144-06-6 Testosterone EP impurity J|C1907169|57144-06-6 https://www.jk-sci.com/products/s57c1917490 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/241919_8bcc0845-4760-4079-881c-bd4e77712f44.png?v=1791728280 Lithium Acetoacetate, Purity: 100.0% | 3483-11-2 Lithium Acetoacetate|C1917490|3483-11-2 https://www.jk-sci.com/products/s57c3d-2541 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/356504.png?v=1791727942 Alanine Glutamate, 95.00% | 13187-90-1 Alanine Glutamate|C3D-2541|13187-90-1 https://www.jk-sci.com/products/s57c3d-262249 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ea830105ad7c7e6612313e7dc1052c91.jpg?v=1791727709 L-Ribofuranoside, methyl, 2,3,5-triacetate, Purity: 99.8% | 659722-56-2 L-Ribofuranoside, methyl, 2,3,5-triacetate|C3D-262249|659722-56-2 https://www.jk-sci.com/products/s57c4x-27647 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/914f0e426f06d33c4ea34286c0a8fa0e_20cd435d-95c1-4e06-b72c-1975855d0829.jpg?v=1791708558 Icaritin Impurity 7, Purity: 99.7% | 60-82-2 Icaritin Impurity 7|C4X-27647|60-82-2 https://www.jk-sci.com/products/s57c3d-3204 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/230173.png?v=1791727518 AC-TYR(AC)-OH, 96.60% | 17355-23-6 AC-TYR(AC)-OH|C3D-3204|17355-23-6 https://www.jk-sci.com/products/s57c3d-4798 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/515770.png?v=1791727072 Malonamide, 99.70% | 108-13-4 Malonamide|C3D-4798|108-13-4 https://www.jk-sci.com/products/s57c3d-5272 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/552955_c176f29d-8f7f-458a-9313-7375c2b8c5c7.png?v=1791726991 1-Eicosanol, 99.40% | 629-96-9 1-Eicosanol|C3D-5272|629-96-9 https://www.jk-sci.com/products/s57c3d-6057 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3b5d1bea2ebf3804c13988d35a380b7f.jpg?v=1791726702 Chloroxylenol, Purity: 99.7% | 1321-23-9 Chloroxylenol|C3D-6057|1321-23-9 https://www.jk-sci.com/products/s57c4x-100833 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e44f079e7bc6f9372cae01a99590fccf.jpg?v=1791726423 Aripiprazole Impurity 33, 99.70% | 50297-40-0 Aripiprazole Impurity 33|C4X-100833|50297-40-0 https://www.jk-sci.com/products/s57c4x-100951 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/23db63119ef4b7ce0b08b08b16e744cc.jpg?v=1791726354 Apremilast Impurity 51, 98.20% | 2097600-16-1 Apremilast Impurity 51|C4X-100951|2097600-16-1 https://www.jk-sci.com/products/s57c4x-100977 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_60e1ed97-e741-4c47-a73f-e0b6509e7106.png?v=1791726339 Apremilast Impurity 77, 96.10% Apremilast Impurity 77|C4X-100977 https://www.jk-sci.com/products/s57c4x-105819 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a6a9b45b7e8abaa33a1ec9fe6c845256.jpg?v=1791725125 Memantine Related Compound G, 96.80% | 33103-93-4 Memantine Related Compound G|C4X-105819|33103-93-4 https://www.jk-sci.com/products/s57c4x-1065174 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bc010beb2e91601caf34160bde67d9e6.jpg?v=1791724869 Empagliflozin Impurity 174, 98.20% | 270903-87-2 Empagliflozin Impurity 174|C4X-1065174|270903-87-2 https://www.jk-sci.com/products/s57c4x-10765 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e4d49bd75fbcf693d6591f6fe44df12b.jpg?v=1791724385 Tenofovir Disoproxil Dimer, 96.30% | 1093279-76-5 Tenofovir Disoproxil Dimer|C4X-10765|1093279-76-5 https://www.jk-sci.com/products/s57c4x-107950 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5474c7818ed1ca96eb29fc8c265a5af8.jpg?v=1791724247 Tofacitinib Impurity 50, 92.30% | 2227199-31-5 Tofacitinib Impurity 50|C4X-107950|2227199-31-5 https://www.jk-sci.com/products/s57c4x-1087104 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_23adfd96-a802-40e2-b7a5-b16757d04524.png?v=1791723911 Tadalafil Impurity 104, Purity: 98.5% Tadalafil Impurity 104|C4X-1087104 https://www.jk-sci.com/products/s57c4x-11775 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bb7b178ddcb06c3fb369367c7f0d8204.jpg?v=1791721044 Hydrochlorothiazide 5-Chloro Impurity, 94.80% | 5233-42-1 Hydrochlorothiazide 5-Chloro Impurity|C4X-11775|5233-42-1 https://www.jk-sci.com/products/s57c4x-134912 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/272458.png?v=1791718914 Terazosin EP Impurity L, 90.50% | 40172-95-0 Terazosin EP Impurity L|C4X-134912|40172-95-0 https://www.jk-sci.com/products/s57c4x-13623 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/622213.png?v=1791718692 Ciprofloxacin EP Impurity C HCl(Enrofloxacin EP Impurity G HCl), 99.30% | 528851-31-2 Ciprofloxacin EP Impurity C HCl(Enrofloxacin EP Impurity G HCl)|C4X-13623|528851-31-2 https://www.jk-sci.com/products/s57c4x-136810 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/622176_9afef077-222b-4dcb-a410-ca9ff971d149.png?v=1791718572 Diltiazem EP Impurity D HCl, 90.10% | 130606-60-9 Diltiazem EP Impurity D HCl|C4X-136810|130606-60-9 https://www.jk-sci.com/products/s57c1084731 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0618c68806517840bd2b9f4d996a8987.jpg?v=1791730248 2,5-Dichloro-3-methylbenzoic acid, 93.70% | 1160573-37-4 2,5-Dichloro-3-methylbenzoic acid|C1084731|1160573-37-4 https://www.jk-sci.com/products/s57c1347276 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/409695.png?v=1791729805 Ethyl 3,5-dichloro-4-methoxybenzoate, 98.70% | 15945-28-5 Ethyl 3,5-dichloro-4-methoxybenzoate|C1347276|15945-28-5 https://www.jk-sci.com/products/s57c1349702 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e29bac1fbbc19f213b4c73331458c6b0.jpg?v=1791729791 (1R,2S,5R)-2-Isopropyl-5-methylcyclohexanecarboxylic acid, 94.90% | 16052-40-7 (1R,2S,5R)-2-Isopropyl-5-methylcyclohexanecarboxylic acid|C1349702|16052-40-7 https://www.jk-sci.com/products/s57c1362758 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/37fede52e29e8138e9b35443719ef329.jpg?v=1791729762 2-(3-Methoxyphenethyl)phenol, 99.70% | 167145-13-3 2-(3-Methoxyphenethyl)phenol|C1362758|167145-13-3 https://www.jk-sci.com/products/s57c1457450 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/331351.png?v=1791729624 (3-Methylbutan-2-yl)benzene, 94.20% | 4481-30-5 (3-Methylbutan-2-yl)benzene|C1457450|4481-30-5 https://www.jk-sci.com/products/s57c1495094 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/86206a7bc17d4175b9214adbe59295a4.jpg?v=1791729559 Ibuprofen impurity 01, Purity: 100.0% | 95093-58-6 Ibuprofen impurity 01|C1495094|95093-58-6 https://www.jk-sci.com/products/s57c1526471 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/03afd5783f675c6b0a1fb66564826fd8.jpg?v=1791729507 1-(Benzylamino)-3-Chloropropan-2-ol, 72.80% | 75605-52-6 1-(Benzylamino)-3-Chloropropan-2-ol|C1526471|75605-52-6 https://www.jk-sci.com/products/s57c1540927 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7fdb67763f4320d82de03bdfa06df6cf.jpg?v=1791729479 10-Methyl-10H-Phenothiazine-5-Oxide, 98.70% | 2234-09-5 10-Methyl-10H-Phenothiazine-5-Oxide|C1540927|2234-09-5 https://www.jk-sci.com/products/s57c1688981 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cb4a95adcec0b046c45a0f8d28ccf999.jpg?v=1791729147 4-(1,3-Benzothiazol-2-yl)-2,6-dichlorophenol, 99.30% | 637302-77-3 4-(1,3-Benzothiazol-2-yl)-2,6-dichlorophenol|C1688981|637302-77-3 https://www.jk-sci.com/products/s57c1728237 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/382559_2ade287f-1377-4d85-9e5f-ad074a53f190.png?v=1791729058 4'-Methyl-[1,1'-biphenyl]-4-carbonitrile, 99.40% | 50670-50-3 4'-Methyl-[1,1'-biphenyl]-4-carbonitrile|C1728237|50670-50-3 https://www.jk-sci.com/products/s57c1768359 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/75c2de99746620627c4badbefdc15a72.jpg?v=1791729000 Abemaciclib Impurity N1, 95.30% | 2177297-46-8 Abemaciclib Impurity N1|C1768359|2177297-46-8 https://www.jk-sci.com/products/s57c1918162 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/578657.png?v=1791728275 2,4,6-Trichloropyrimidine, 99.10% | 3764-01-0 2,4,6-Trichloropyrimidine|C1918162|3764-01-0 https://www.jk-sci.com/products/s57c1921926 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/238866.png?v=1791728204 1-(2-Nitrophenyl)ethanone, 94.50% | 577-59-3 1-(2-Nitrophenyl)ethanone|C1921926|577-59-3 https://www.jk-sci.com/products/s57c1925323 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/614428.png?v=1791728148 2,2,2-Trimethylacetamide, 99.20% | 754-10-9 2,2,2-Trimethylacetamide|C1925323|754-10-9 https://www.jk-sci.com/products/s57c3d-262176 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ca70f6b62edbccbadf5dd95473d7a0b0_e325fbf7-1a91-47a6-82ac-ddc41ffe34de.jpg?v=1791727726 2,6-Diaminopyrimidin-4(1H)-one, Purity: 100.0% | 56-06-4 2,6-Diaminopyrimidin-4(1H)-one|C3D-262176|56-06-4 https://www.jk-sci.com/products/s57c3d-2915 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e3c8801f21d812d9270a624a4b64070d_284a17f7-f634-4931-915f-53467989b746.jpg?v=1791727572 L-Homocystine, 95.80% | 626-72-2 L-Homocystine|C3D-2915|626-72-2 https://www.jk-sci.com/products/s57c4x-276619 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2fea29d7ec29bc350a4af9f3c2e26a2f.jpg?v=1791708556 Dehydrodeoxy Sepiapterin, Purity: 96.9% | 71014-28-3 Dehydrodeoxy Sepiapterin|C4X-276619|71014-28-3 https://www.jk-sci.com/products/s57c3d-4149 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/450641.png?v=1791727247 3-Mercapto-1-propanol, 90.20% | 19721-22-3 3-Mercapto-1-propanol|C3D-4149|19721-22-3 https://www.jk-sci.com/products/s57c3d-4338 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ee7b8a682b2e3616f4bf8b7e616800e3.jpg?v=1791727195 3-Deoxy-galactosone, Purity: 94.8% | 4134-97-8 3-Deoxy-galactosone|C3D-4338|4134-97-8 https://www.jk-sci.com/products/s57c3d-5911 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/96473cf270cd36042e89ff5b94d2f420.jpg?v=1791726771 Ethyl 4(Z),7(Z),10(Z),13(Z),16(Z)-docosapentaenoate, 98.90% | 142828-42-0 Ethyl 4(Z),7(Z),10(Z),13(Z),16(Z)-docosapentaenoate|C3D-5911|142828-42-0 https://www.jk-sci.com/products/s57c3d-5975 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/debc72cec4f75497022078f50e63b109.jpg?v=1791726740 1,2-Palmitin-3-Elaidin, 98.00% | 93452-43-8 1,2-Palmitin-3-Elaidin|C3D-5975|93452-43-8 https://www.jk-sci.com/products/s57c4x-27666 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/505232.png?v=1791708551 Sepiapterin Impurity 6, 96.20% | 2387-48-6 Sepiapterin Impurity 6|C4X-27666|2387-48-6 https://www.jk-sci.com/products/s57c4x-101826 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/75909b43c792e439fbe24af95e23277d.jpg?v=1791726182 Choline Fenofibrate Impurity 26, 99.60% | 1797121-54-0 Choline Fenofibrate Impurity 26|C4X-101826|1797121-54-0 https://www.jk-sci.com/products/s57c4x-102253 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1fdbaea8510bea8935db8811d504e74b.jpg?v=1791725986 Carfilzomib Impurity 53, 94.80% | 1672698-96-2 Carfilzomib Impurity 53|C4X-102253|1672698-96-2 https://www.jk-sci.com/products/s57c4x-27691 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/427802.png?v=1791708549 Droperidol EP Impurity A, 97.20% | 2147-83-3 Droperidol EP Impurity A|C4X-27691|2147-83-3 https://www.jk-sci.com/products/s57c4x-106726 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c175f89b94a0642fe16c194859f72ee8.jpg?v=1791724753 Levetiracetam Impurity 26, Purity: 98.6% | 20496-01-9 Levetiracetam Impurity 26|C4X-106726|20496-01-9 https://www.jk-sci.com/products/s57c4x-107917 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fd8f7b56c1e708b69fb4fcbd79fc2c2b.jpg?v=1791724271 Tofacitinib Impurity 17, 92.20% | 1675248-19-7 Tofacitinib Impurity 17|C4X-107917|1675248-19-7 https://www.jk-sci.com/products/s57c4x-108027 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cc755f8286fbb07d5b95b2c1d64fded8.jpg?v=1791724207 Etoricoxib Impurity 27, 99.50% | 221615-72-1 Etoricoxib Impurity 27|C4X-108027|221615-72-1 https://www.jk-sci.com/products/s57c4x-1082136 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_57402090-aa53-4bf2-b2c9-4078042b4a51.png?v=1791724144 Ibuprofen Impurity 136, Purity: 100.0% Ibuprofen Impurity 136|C4X-1082136 https://www.jk-sci.com/products/s57c4x-10877 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/12f8de055873cd0dc6319126b6946ffb.jpg?v=1791723858 Tadalafil EP Impurity G, 86.10% | 2520114-46-7 Tadalafil EP Impurity G|C4X-10877|2520114-46-7 https://www.jk-sci.com/products/s57c4x-276918 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_688b23ee-1b51-4ab5-80e1-de69ad57cca4.png?v=1791708545 Droperidol Impurity 18, 99.70% Droperidol Impurity 18|C4X-276918 https://www.jk-sci.com/products/s57c4x-113172 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_cc8b61f9-b6c6-47fe-8ea2-41f8494e9ec2.png?v=1791722197 Brexpiprazole impurity 72, 99.50% Brexpiprazole impurity 72|C4X-113172 https://www.jk-sci.com/products/s57c4x-117841 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/440001_a2a57fe5-e2ac-4dd9-b041-d0eb1fe309ef.png?v=1791721029 Olanzapine Impurity 41, 97.10% | 610-17-3 Olanzapine Impurity 41|C4X-117841|610-17-3 https://www.jk-sci.com/products/s57c4x-1221 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/531290.png?v=1791720439 Cefamandole Nafate, Purity: 83.7% | 42540-40-9 Cefamandole Nafate|C4X-1221|42540-40-9 https://www.jk-sci.com/products/s57c4x-12523 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fc091e74a76ca394d3825cc9b51c52c4.jpg?v=1791719871 Perindopril EP Impurity C, 95.20% | 129970-99-6 Perindopril EP Impurity C|C4X-12523|129970-99-6 https://www.jk-sci.com/products/s57c4x-13586 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2bc7b7196a718244cbbe29213efa79ab.jpg?v=1791718766 Cefditoren Impurity 6, 90.80% | 878002-84-7 Cefditoren Impurity 6|C4X-13586|878002-84-7 https://www.jk-sci.com/products/s57c1045171 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0761ff1660596c5b2f17b42ef838b4db.jpg?v=1791730316 Norfloxacin Impurity C171, 99.10% | 106847-39-6 Norfloxacin Impurity C171|C1045171|106847-39-6 https://www.jk-sci.com/products/s57c1092339 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9549a74d3fc8b2580a04cb9dc91f93a2.jpg?v=1791730238 Alpha-Casozepine, 81.20% | 117592-45-7 Alpha-Casozepine|C1092339|117592-45-7 https://www.jk-sci.com/products/s57c1301640 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/570556.png?v=1791729938 (S) - Demethylcitalopram, Purity>95% | 144025-14-9 (S) - Demethylcitalopram|C1301640|144025-14-9 https://www.jk-sci.com/products/s57c1453293 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/383373_51605f47-8138-43f0-a00d-26056025b1dd.png?v=1791729634 4,4'-Oxydiphenol, Purity: 100.0% | 1965-09-9 4,4'-Oxydiphenol|C1453293|1965-09-9 https://www.jk-sci.com/products/s57c4x-27693 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6154bad3b3095da4559e1e2ee038b497.jpg?v=1791708542 Droperidol EP Impurity D, 99.20% | 466118-75-2 Droperidol EP Impurity D|C4X-27693|466118-75-2 https://www.jk-sci.com/products/s57c4x-27695 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8c447416-5bb6-4c94-9b04-d449160dbdc9.png?v=1791708536 Droperidol EP Impurity B HCl, 99.20% Droperidol EP Impurity B HCl|C4X-27695 https://www.jk-sci.com/products/s57c1476241 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/913109.png?v=1791729600 (3S,6S,12aS)-1,2,3,4,6,7,12,12a-Octahydro-9-methoxy-6-( 2-methylpropyl)-1,4-dioxopyrazino[1',2':1,6]pyrido[3,4- b]indole-3-propanoic Acid tert-Butyl Ester, 98.80% | 461054-93-3 (3S,6S,12aS)-1,2,3,4,6,7,12,12a-Octahydro-9-methoxy-6-( 2-methylpropyl)-1,4-dioxopyrazino[1',2':1,6]pyrido[3,4- b]indole-3-propanoic Acid tert-Butyl Ester|C1476241|461054-93-3 https://www.jk-sci.com/products/s57c4x-27731 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8e9b684ecf9a14f882f02fd36b3869b6.jpg?v=1791708536 Etilefrine Impurity 1, Purity: 99.1% | 55845-90-4 Etilefrine Impurity 1|C4X-27731|55845-90-4 https://www.jk-sci.com/products/s57c1494214 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/363919.png?v=1791729563 (R)-Fmoc-1,2,3,4-tetrahydroisoquinoline-1-carboxylic acid, 99.50% | 204317-98-6 (R)-Fmoc-1,2,3,4-tetrahydroisoquinoline-1-carboxylic acid|C1494214|204317-98-6 https://www.jk-sci.com/products/s57c1599469 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f62f1c3c1f6ced8834ed785bfce92a13.jpg?v=1791729358 2,4-Dihydroxy-5-methoxybenzaldehyde, 80.10% | 51061-83-7 2,4-Dihydroxy-5-methoxybenzaldehyde|C1599469|51061-83-7 https://www.jk-sci.com/products/s57c1824515 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b90d5563e5534c92280a93fc14a8fb0b.jpg?v=1791728726 Formoterol Impurity N11, 91.10% | 51713-72-5 Formoterol Impurity N11|C1824515|51713-72-5 https://www.jk-sci.com/products/s57c1900606 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/48320f2acd1a0e69d4005a2b59ae811e.jpg?v=1791728388 tert-Butyl (S)-1-Methyl-2-oxoimidazolidine-4-carboxylate, 99.90% | 83056-79-5 tert-Butyl (S)-1-Methyl-2-oxoimidazolidine-4-carboxylate|C1900606|83056-79-5 https://www.jk-sci.com/products/s57c1918571 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/209764_a66a1a3b-3375-43b0-9904-4a7ec82d1426.png?v=1791728275 Edoxaban impurity 101, 93.70% | 39620-04-7 Edoxaban impurity 101|C1918571|39620-04-7 https://www.jk-sci.com/products/s57c3d-2794 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/344712_f56c559b-9d9f-472f-83fa-6024fc517d1e.png?v=1791727630 Fmoc-Gly-OH, 98.90% | 29022-11-5 Fmoc-Gly-OH|C3D-2794|29022-11-5 https://www.jk-sci.com/products/s57c4x-277510 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/98f5f513222b0f4a772c87d06e8bdbc8.jpg?v=1791708531 N-Isopropylnoradrenochrome, 86.80% | 3736-31-0 N-Isopropylnoradrenochrome|C4X-277510|3736-31-0 https://www.jk-sci.com/products/s57c4x-277516 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8adbf78a6784a385a99c0bf6e2f269f1.jpg?v=1791708527 N-Isopropyldopamine Hydrochloride, 94.70% | 5178-52-9 N-Isopropyldopamine Hydrochloride|C4X-277516|5178-52-9 https://www.jk-sci.com/products/s57c3d-2813 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/485156.png?v=1791727606 N-Fmoc-β-alanine, 98.80% | 35737-10-1 N-Fmoc-β-alanine|C3D-2813|35737-10-1 https://www.jk-sci.com/products/s57c3d-4185 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/441957.png?v=1791727239 Methyl 2,4,6-trimethoxybenzoate, Purity: 99.9% | 29723-28-2 Methyl 2,4,6-trimethoxybenzoate|C3D-4185|29723-28-2 https://www.jk-sci.com/products/s57c4x-107135 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/88aae0cd954249de93e58e7c45c016d6.jpg?v=1791724632 Axitinib Impurity 35, 98.90% | 1443118-71-5 Axitinib Impurity 35|C4X-107135|1443118-71-5 https://www.jk-sci.com/products/s57c4x-10726 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c8acde6544671d654bd0627bff79c21b.jpg?v=1791724568 Bortezomib Impurity 6, 90.90% | 1132709-14-8 Bortezomib Impurity 6|C4X-10726|1132709-14-8 https://www.jk-sci.com/products/s57c4x-27772 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/531846.png?v=1791708527 Chlorzoxazone Impurity 2, 98.40% | 59-49-4 Chlorzoxazone Impurity 2|C4X-27772|59-49-4 https://www.jk-sci.com/products/s57c4x-10793 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e26100291e1c39ef49188b5ce007390c.jpg?v=1791724257 Tofacitinib Impurity 3, 90.60% | 1092578-47-6 Tofacitinib Impurity 3|C4X-10793|1092578-47-6 https://www.jk-sci.com/products/s57c4x-1090138 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b2ac4065483383e6774db2012d0cd927.jpg?v=1791723718 Rivaroxaban Impurity 138, 98.70% | 20689-96-7 Rivaroxaban Impurity 138|C4X-1090138|20689-96-7 https://www.jk-sci.com/products/s57c4x-1090174 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ca593cda-65fe-4bef-934c-92df51af4564.png?v=1791723708 Rivaroxaban impurity 174, 99.00% Rivaroxaban impurity 174|C4X-1090174 https://www.jk-sci.com/products/s57c4x-109039 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/971b606fa9e5183afaceca8966fef004.jpg?v=1791723681 Rivaroxaban Impurity 39, 97.20% | 446292-07-5 Rivaroxaban Impurity 39|C4X-109039|446292-07-5 https://www.jk-sci.com/products/s57c4x-10952 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1182feb6b9f0451a4be0306bfdfc5614.jpg?v=1791723524 Amlodipine Besylate EP Impurity B, 95.10% | 721958-72-1 Amlodipine Besylate EP Impurity B|C4X-10952|721958-72-1 https://www.jk-sci.com/products/s57c4x-27801 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e22cc21a954958bf7d48c7609fff6276.jpg?v=1791708522 Cladribine EP Impurity D, 97.90% | 5542-92-7 Cladribine EP Impurity D|C4X-27801|5542-92-7 https://www.jk-sci.com/products/s57c4x-111893 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/409081_e351edb1-55b3-4795-83d0-e2bdad238103.png?v=1791722668 Ethyl 2-(methylthio)-6-oxo-1,6-dihydropyrimidine-5-carboxylate, 100.00% | 53554-29-3 Ethyl 2-(methylthio)-6-oxo-1,6-dihydropyrimidine-5-carboxylate|C4X-111893|53554-29-3 https://www.jk-sci.com/products/s57c4x-120856 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e8c8ba6d2f393b77f1684a12101c97fc.jpg?v=1791720593 Posaconazole Impurity 56, 98.50% | 184177-81-9 Posaconazole Impurity 56|C4X-120856|184177-81-9 https://www.jk-sci.com/products/s57c4x-131254 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7d597a1d04eb6ee78fcbf6db3a6d7520.jpg?v=1791719435 Pregabalin Impurity 54, 90.60% | 616-42-2 Pregabalin Impurity 54|C4X-131254|616-42-2 https://www.jk-sci.com/products/s57c4x-27804 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/258050.png?v=1791708517 Cladribine, 99.40% | 4291-63-8 Cladribine|C4X-27804|4291-63-8 https://www.jk-sci.com/products/s57c1036524 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/303181.png?v=1791730328 Cinacalcet Amine, 79.80% | 104774-87-0 Cinacalcet Amine|C1036524|104774-87-0 https://www.jk-sci.com/products/s57c1205491 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ff3c1d904038b52c384a0b8bf7c29893.jpg?v=1791730085 1-methyl-4-(piperazine-1-carbonyl)piperazine dihydrochloride, Purity: 99.8% | 1305711-94-7 1-methyl-4-(piperazine-1-carbonyl)piperazine dihydrochloride|C1205491|1305711-94-7 https://www.jk-sci.com/products/s57c1267870 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9c2de0d409e1c6de86d156d8c168d053.jpg?v=1791729985 Methyl 4-((tert-butoxycarbonyl)amino)piperidine-4-carboxylate hydrochloride, 97.50% | 1381947-68-7 Methyl 4-((tert-butoxycarbonyl)amino)piperidine-4-carboxylate hydrochloride|C1267870|1381947-68-7 https://www.jk-sci.com/products/s57c1323259 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/486112_e464b83a-4bb7-4167-952e-1d2c1f226e87.png?v=1791729878 6-Bromo-3-pyridinecarboxaldehyde, 93.40% | 149806-06-4 6-Bromo-3-pyridinecarboxaldehyde|C1323259|149806-06-4 https://www.jk-sci.com/products/s57c1450421 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/085eb9e49a00cfc26c9b2d62c4909e02.jpg?v=1791729641 Osimertinib Impurity N4, 98.00% | 1956306-73-2 Osimertinib Impurity N4|C1450421|1956306-73-2 https://www.jk-sci.com/products/s57c1607533 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6a619b9ede666543cd0cc8759475b5eb.jpg?v=1791729319 2-{[(3,4-difluorophenyl)methyl]amino}ethan-1-ol, 99.30% | 610769-18-1 2-{[(3,4-difluorophenyl)methyl]amino}ethan-1-ol|C1607533|610769-18-1 https://www.jk-sci.com/products/s57c4x-27821 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fb5e944df72cb04e83893aed27faec78.jpg?v=1791708512 Trametinib Impurity 1, 99.60% | 871700-28-6 Trametinib Impurity 1|C4X-27821|871700-28-6 https://www.jk-sci.com/products/s57c4x-27811 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/126699.png?v=1791708517 Moxonidine, 98.80% | 75438-57-2 Moxonidine|C4X-27811|75438-57-2 https://www.jk-sci.com/products/s57c4x-278211 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2efe4fdd-328f-4f75-b848-4ccfb7a9daac.png?v=1791708507 Trametinib impurity 11, 99.50% Trametinib impurity 11|C4X-278211 https://www.jk-sci.com/products/s57c4x-278215 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/010b0dccf3478c5f374090a1fd215657.jpg?v=1791708506 Trametinib impurity 15, 99.10% | 871700-18-4 Trametinib impurity 15|C4X-278215|871700-18-4 https://www.jk-sci.com/products/s57c4x-27911 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_58c25679-a65e-43d8-a63c-4ee5adacaf00.png?v=1791708496 Sulfadoxine Impurity 1, 99.70% Sulfadoxine Impurity 1|C4X-27911 https://www.jk-sci.com/products/s57c1617087 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/242813_dae98f45-9df6-4d8f-b691-df5a874dfaa1.png?v=1791729291 2-Bromo-1-methyl-4-nitrobenzene, 99.10% | 7745-93-9 2-Bromo-1-methyl-4-nitrobenzene|C1617087|7745-93-9 https://www.jk-sci.com/products/s57c4x-27828 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6ef06c568af026c37a70755375c46212.jpg?v=1791708501 Trametinib impurity 8, 96.10% | 871700-26-4 Trametinib impurity 8|C4X-27828|871700-26-4 https://www.jk-sci.com/products/s57c1648166 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fcb4d6711e638b949c96552e43e0f5bd.jpg?v=1791729236 3-(3-Chlorophenyl)-1-propanol, 95.00% | 22991-03-3 3-(3-Chlorophenyl)-1-propanol|C1648166|22991-03-3 https://www.jk-sci.com/products/s57c4x-27913 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/51eabffda1c3265c2d9e475503d8957a.jpg?v=1791708492 Sulfadoxine Impurity 3, Purity: 100.0% | 64704-11-6 Sulfadoxine Impurity 3|C4X-27913|64704-11-6 https://www.jk-sci.com/products/s57c4x-2785 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/159829.png?v=1791708498 Etonogestrel, Purity: 100.0% | 54048-10-1 Etonogestrel|C4X-2785|54048-10-1 https://www.jk-sci.com/products/s57c4x-27915 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7c313000ed6dfea5d569357793f762c4.jpg?v=1791708485 Sulfadoxine impurity 15, 97.90% | 7749-17-9 Sulfadoxine impurity 15|C4X-27915|7749-17-9 https://www.jk-sci.com/products/s57c4x-27917 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8b2097a4-a3b9-4919-be2d-ce4d97b495b5.png?v=1791708482 Sulfadoxine impurity 7, 97.80% Sulfadoxine impurity 7|C4X-27917 https://www.jk-sci.com/products/s57c1806510 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/279436.png?v=1791728785 Estradiol Enanthate, 96.90% | 4956-37-0 Estradiol Enanthate|C1806510|4956-37-0 https://www.jk-sci.com/products/s57c4x-27921 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/355240.png?v=1791708480 Levamisole EP Impurity D, 99.50% | 4335-28-8 Levamisole EP Impurity D|C4X-27921|4335-28-8 https://www.jk-sci.com/products/s57c1825635 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/570734.png?v=1791728707 HC toxin | 83209-65-8 HC toxin|C1825635|83209-65-8 https://www.jk-sci.com/products/s57c4x-279618 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d764dcfc3ff218075e684e127de746a6.jpg?v=1791708476 Ozefloxacin Impurity 18, 99.60% | 856836-09-4 Ozefloxacin Impurity 18|C4X-279618|856836-09-4 https://www.jk-sci.com/products/s57c4x-279638 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_66690477-a9ed-4454-8ab2-1672b919c0f3.png?v=1791708473 Ozenoxacin Impurity 38, 98.60% Ozenoxacin Impurity 38|C4X-279638 https://www.jk-sci.com/products/s57c4x-279666 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9d1905700df04ac1d7025ad357bd366e.jpg?v=1791708472 Ozenoxacin Impurity 66, 98.30% | 23612-56-8 Ozenoxacin Impurity 66|C4X-279666|23612-56-8 https://www.jk-sci.com/products/s57c4x-28006 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4a71aaa7-4cd2-4bf3-aaad-d3df47003ad5.png?v=1791708462 Troxerutin Impurity 6, 91.70% Troxerutin Impurity 6|C4X-28006 https://www.jk-sci.com/products/s57c1895998 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d6bdd4eecc05b0d94f1b9e292fd6ec99.jpg?v=1791728407 Fusidate Sodium, 96.40% | 751-94-0 Fusidate Sodium|C1895998|751-94-0 https://www.jk-sci.com/products/s57c4x-28002 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/af9a6e1a60f5a734ecf631b799891138.jpg?v=1791708468 Troxerutin Impurity 2, 96.60% | 13190-91-5 Troxerutin Impurity 2|C4X-28002|13190-91-5 https://www.jk-sci.com/products/s57c1913625 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bf2c7bcc9df7fda8be4ecc2051ffe00b.jpg?v=1791728329 2-Toluene glycidyl ether, Purity: 87.5% | 2210-79-9 2-Toluene glycidyl ether|C1913625|2210-79-9 https://www.jk-sci.com/products/s57c4x-280613 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c36a99c8efb6b3876d966bf983027c18.jpg?v=1791708461 Tridocosahexaenoin, 98.20% | 11094-59-0 Tridocosahexaenoin|C4X-280613|11094-59-0 https://www.jk-sci.com/products/s57c1929126 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/206539_4f1fa82b-02e8-4dfc-b74a-8d7e6053a863.png?v=1791728116 2-Allylcyclohexanone, Purity: 98.9% | 94-66-6 2-Allylcyclohexanone|C1929126|94-66-6 https://www.jk-sci.com/products/s57c4x-28062 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bcab80e0c8c65f8ff656c24df301c256.jpg?v=1791708456 Didocosahexaenoin, 94.90% | 124538-05-2 Didocosahexaenoin|C4X-28062|124538-05-2 https://www.jk-sci.com/products/s57c4x-280621 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_be2db76a-9b0a-4e6c-a7a8-ca83d9fe2634.png?v=1791708452 ethyl 9-(3,4-dimethyl-5-propylfuran-2-yl)nonanoate, 98.90% ethyl 9-(3,4-dimethyl-5-propylfuran-2-yl)nonanoate|C4X-280621 https://www.jk-sci.com/products/s57c4x-280920 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/eb17897a2bce30b7248ce8098c24d55c.jpg?v=1791708432 Sacubitril Impurity 20, 98.50% | 2459446-51-4 Sacubitril Impurity 20|C4X-280920|2459446-51-4 https://www.jk-sci.com/products/s57c4x-28063 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/17ccdf0150ae8a458d90b5d7e2c528d2.jpg?v=1791708446 Ethyl docosa-4,7,10,13,16,19-hexaenoate, 97.70% | 84494-72-4 Ethyl docosa-4,7,10,13,16,19-hexaenoate|C4X-28063|84494-72-4 https://www.jk-sci.com/products/s57c4x-28091 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ffec252315506b41a032902816fdd4ea.jpg?v=1791708440 Sacubitril Sodium Salt, 99.30% | 149690-05-1 Sacubitril Sodium Salt|C4X-28091|149690-05-1 https://www.jk-sci.com/products/s57c3d-262230 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/eefbf7f5894b057c1cbdf571a1d1572d.jpg?v=1791727713 4-Azido-N-(3-(4,5-dihydro-1H-imidazol-2-yl)phenyl)benzamide 2,2,2-trifluoroacetate, 75.40% | 1988669-61-9 4-Azido-N-(3-(4,5-dihydro-1H-imidazol-2-yl)phenyl)benzamide 2,2,2-trifluoroacetate|C3D-262230|1988669-61-9 https://www.jk-sci.com/products/s57c4x-28065 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/88d560a3386b3f280c6f787692e7f63e.jpg?v=1791708440 (all-Z)-6,9,12,15,18-Heneicosapentaenoic acid ethyl ester, 94.20% | 131775-86-5 (all-Z)-6,9,12,15,18-Heneicosapentaenoic acid ethyl ester|C4X-28065|131775-86-5 https://www.jk-sci.com/products/s57c4x-280624 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0fc7af68a8a18ccb72cca10145cf0ef7.jpg?v=1791708451 ethyl 11-(3-methyl-5-pentylfuran-2-yl)undecanoate, 91.80% | 76859-13-7 ethyl 11-(3-methyl-5-pentylfuran-2-yl)undecanoate|C4X-280624|76859-13-7 https://www.jk-sci.com/products/s57c4x-280634 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c3a128be-ac6f-4b9d-bde7-8f3c53808ac8.png?v=1791708445 Docosahexaenoic Acid Impurity 34, 91.00% Docosahexaenoic Acid Impurity 34|C4X-280634 https://www.jk-sci.com/products/s57c3d-4211 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/540851.png?v=1791727228 Dibutyl Sulfate, 95.20% | 625-22-9 Dibutyl Sulfate|C3D-4211|625-22-9 https://www.jk-sci.com/products/s57c4x-28098 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d6f5f703-cf67-415d-8df2-fc826aeb7088.png?v=1791708427 Sacubitril Impurities 8, 99.20% Sacubitril Impurities 8|C4X-28098 https://www.jk-sci.com/products/s57c3d-6176 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1b7ca0a0-1bc5-47a4-863d-f0bf4ef2766e.png?v=1791726630 1-([1,1'-biphenyl]-2-yl(phenyl)methyl)-1H-imidazole, 99.80% 1-([1,1'-biphenyl]-2-yl(phenyl)methyl)-1H-imidazole|C3D-6176 https://www.jk-sci.com/products/s57c4x-281313 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7cb7c381-9773-4d5e-83c0-f4e7f394b7f2.png?v=1791708425 Piribedil Impurity 13, 98.90% Piribedil Impurity 13|C4X-281313 https://www.jk-sci.com/products/s57c4x-101613 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5714d1a6-cac4-4f6d-9c73-4081adedd074.png?v=1791726253 Enzalutamide Impurity 13, Purity: 98.2% Enzalutamide Impurity 13|C4X-101613 https://www.jk-sci.com/products/s57c4x-28173 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/305870.png?v=1791708422 Sulfogaiacol, 97.60% | 1321-14-8 Sulfogaiacol|C4X-28173|1321-14-8 https://www.jk-sci.com/products/s57c4x-102111 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c6d752e66b390f4374d7bd9b98b2dde1.jpg?v=1791726013 Ganciclovir Impurity 11, 97.70% | 86357-19-9 Ganciclovir Impurity 11|C4X-102111|86357-19-9 https://www.jk-sci.com/products/s57c4x-283613 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3e7c26428f912d8028f2ffdcd66e3797.jpg?v=1791708412 Alectinib Impurity 13, Purity: 99.7% | 1256585-29-1 Alectinib Impurity 13|C4X-283613|1256585-29-1 https://www.jk-sci.com/products/s57c4x-28251 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/de44873f91b0afcfe68a4bc5f9b19941.jpg?v=1791708418 2-((3-(Trifluoromethyl)phenoxy)methyl)oxirane, 98.70% | 585-45-5 2-((3-(Trifluoromethyl)phenoxy)methyl)oxirane|C4X-28251|585-45-5 https://www.jk-sci.com/products/s57c4x-283633 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6ae98052-500f-4709-9dad-a50b36e08ed8.png?v=1791708406 Alectinib Impurity 33 ·xHCl, Purity: 99.9% Alectinib Impurity 33 ·xHCl|C4X-283633 https://www.jk-sci.com/products/s57c4x-104623 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f61f6e80bb52834bed88489d1781fe12.jpg?v=1791725485 Trelagliptin Impurity 23, 98.50% | 309956-78-3 Trelagliptin Impurity 23|C4X-104623|309956-78-3 https://www.jk-sci.com/products/s57c4x-283629 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f298d8603cfc3323d58b1a719bac7ba5.jpg?v=1791708407 Alectinib impurity 29, Purity: 95.1% | 1256585-30-4 Alectinib impurity 29|C4X-283629|1256585-30-4 https://www.jk-sci.com/products/s57c4x-28373 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8e1440054991a63c3c1c977b65835ca3.jpg?v=1791708397 Nefopam Impurity 3, 99.30% | 60725-36-2 Nefopam Impurity 3|C4X-28373|60725-36-2 https://www.jk-sci.com/products/s57c4x-28367 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/780a12eb1f35f548e275af5b4c563961.jpg?v=1791708402 Alectinib Impurity 7, Purity: 99.7% | 1256585-04-2 Alectinib Impurity 7|C4X-28367|1256585-04-2 https://www.jk-sci.com/products/s57c4x-28424 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6866987f95bd4fd62452d614316a1d0b.jpg?v=1791708386 Estradiol Valerate EP Impurity E, 100.00% | 63042-28-4 Estradiol Valerate EP Impurity E|C4X-28424|63042-28-4 https://www.jk-sci.com/products/s57c4x-104947 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c1a57427f977e7c769750f3214225ed1_8208f92d-3e54-410c-aa7c-aa085fdc29f0.jpg?v=1791725449 Saxagliptin Impurity 47, 94.80% | 197142-36-2 Saxagliptin Impurity 47|C4X-104947|197142-36-2 https://www.jk-sci.com/products/s57c4x-2840 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/832430_1df304a7-9034-4099-af58-a7acbdd61447.png?v=1791708397 Midostaurin, 99.00% | 120685-11-2 Midostaurin|C4X-2840|120685-11-2 https://www.jk-sci.com/products/s57c4x-28422 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e6e500108158c06d52b1b2bbbf161a26.jpg?v=1791708392 Estradiol Valerate EP Impurity B, 99.50% | 21881-45-8 Estradiol Valerate EP Impurity B|C4X-28422|21881-45-8 https://www.jk-sci.com/products/s57c4x-105726 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ee783fe6961b3c2481892e7323c55bff.jpg?v=1791725182 Losartan EP Impurity B, 99.20% | 160514-13-6 Losartan EP Impurity B|C4X-105726|160514-13-6 https://www.jk-sci.com/products/s57c4x-210869 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6f3c66bf-9f36-4635-8d40-eb85356bedb4.png?v=1791710781 Baloxavir Impurity 69, 94.90% Baloxavir Impurity 69|C4X-210869 https://www.jk-sci.com/products/s57c4x-229338 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b5461d91-0797-44a4-9742-94855c12966e.png?v=1791709832 [Asu5]-Atosiban, Purity: 98.8% [Asu5]-Atosiban|C4X-229338 https://www.jk-sci.com/products/s57c4x-23983 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/387efafc266ae0b8a8853df84bcf6add.jpg?v=1791709584 Levodropropizine N-Oxide Impurity 3, 96.80% | 152237-40-6 Levodropropizine N-Oxide Impurity 3|C4X-23983|152237-40-6 https://www.jk-sci.com/products/s57c4x-23307 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/803b6785383b3e0b606dc83ef6160989.jpg?v=1791709695 Aureomycin EP Impurity K, 91.00% | 81163-11-3 Aureomycin EP Impurity K|C4X-23307|81163-11-3 https://www.jk-sci.com/products/s57c4x-225616 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/15b83acf4660b3f366fe2cd7e204598e.jpg?v=1791710069 Chlorhexidine EP Impurity N, 94.20% | 152504-10-4 Chlorhexidine EP Impurity N|C4X-225616|152504-10-4 https://www.jk-sci.com/products/s57c4x-240550 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/134eb2249ee15df9063b15fb861b1996.jpg?v=1791709488 Upadacitinib Impurity 50, 99.30% | 2270173-63-0 Upadacitinib Impurity 50|C4X-240550|2270173-63-0 https://www.jk-sci.com/products/s57c4x-108716 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/eefbce1bcf420d3da1688f8f7d5faf65.jpg?v=1791723897 Tadalafil Impurity 16, Purity: 98.9% | 629652-44-4 Tadalafil Impurity 16|C4X-108716|629652-44-4 https://www.jk-sci.com/products/s57c4x-241113 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2768d6ef-48cd-4e49-990d-b6a01f1e1baa.png?v=1791709434 Bevantolol Impurity 13, Purity: 96.0% Bevantolol Impurity 13|C4X-241113 https://www.jk-sci.com/products/s57c4x-24261 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/eee164d976f0133ff48a2c92ed5e65e8.jpg?v=1791709369 Lumefantrine Impurity 1, 93.70% | 1331642-68-2 Lumefantrine Impurity 1|C4X-24261|1331642-68-2 https://www.jk-sci.com/products/s57c4x-24301 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/85f9c61ab97f878bfeaefd818feca1e2_d0d9a03b-ee69-4184-a156-47c3e6bb8804.jpg?v=1791709312 Perampanel Impurity 1, 99.80% | 381248-06-2 Perampanel Impurity 1|C4X-24301|381248-06-2 https://www.jk-sci.com/products/s57c4x-245836 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_705d2e1e-bd34-4395-922f-9772efd663c7.png?v=1791709212 Perospirone Impurity 36, 97.50% Perospirone Impurity 36|C4X-245836 https://www.jk-sci.com/products/s57c4x-2440 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/612783_50df583a-3ce6-49e4-bcf3-76764e8f2cde.png?v=1791709245 Proxyphylline, 99.50% | 603-00-9 Proxyphylline|C4X-2440|603-00-9 https://www.jk-sci.com/products/s57c4x-246615 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7f515c9880f1a38152ef772fa3bb1044.jpg?v=1791709174 Labetalol EP Impurity A, Purity: 99.5% | 1391051-99-2 Labetalol EP Impurity A|C4X-246615|1391051-99-2 https://www.jk-sci.com/products/s57c4x-246727 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d232390e-7a65-43ec-9ec0-bb3f3bcd58d4.png?v=1791709138 Pinaverium impurity 27, 96.30% Pinaverium impurity 27|C4X-246727 https://www.jk-sci.com/products/s57c4x-109729 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/129062.png?v=1791723349 Olmesartan Impurity 29, 99.00% | 76-83-5 Olmesartan Impurity 29|C4X-109729|76-83-5 https://www.jk-sci.com/products/s57c4x-11492 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/454889_005696dc-60b2-45dd-b2de-b440476a8b7d.png?v=1791721629 Cefadroxil EP Impurity A(Amoxicillin EP Impurity I), 99.90% | 22818-40-2 Cefadroxil EP Impurity A(Amoxicillin EP Impurity I)|C4X-11492|22818-40-2 https://www.jk-sci.com/products/s57c4x-12617 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e9ff7c89596c9edaa77ee52657edc684.jpg?v=1791719740 Cephalexin Impurity 7 (Mixture Of Isomers), 92.70% | 59865-11-1 Cephalexin Impurity 7 (Mixture Of Isomers)|C4X-12617|59865-11-1 https://www.jk-sci.com/products/s57c4x-127044 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b00c29e43353e536865436696a2b838b.jpg?v=1791719660 Cefaclor Degradation A Impurity(H-D-Phg-Gly-OH), 98.70% | 6453-64-1 Cefaclor Degradation A Impurity(H-D-Phg-Gly-OH)|C4X-127044|6453-64-1 https://www.jk-sci.com/products/s57c4x-13093 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7b778f194f9710cf6f2328c90dd93a96.jpg?v=1791719473 Meropenem EP Impurity B, 94.00% | 166901-45-7 Meropenem EP Impurity B|C4X-13093|166901-45-7 https://www.jk-sci.com/products/s57c4x-135970 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1265cacd-b599-44d6-a4cc-4eda286631fb.png?v=1791718709 Telmisartan Impurity 70, 88.50% Telmisartan Impurity 70|C4X-135970 https://www.jk-sci.com/products/s57c4x-248512 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0ef12145-6c5b-4db9-b87b-34cae76c1241.png?v=1791709111 N-Nitroso Evocalcet, Purity: 100.0% N-Nitroso Evocalcet|C4X-248512 https://www.jk-sci.com/products/s57c4x-13638 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_47aaf967-086a-49fa-929f-342b70092caf.png?v=1791718675 N1-Nitroso Rilpivirine, 98.70% N1-Nitroso Rilpivirine|C4X-13638 https://www.jk-sci.com/products/s57c1064217 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/582839.png?v=1791730276 1-(Tert-butyl)urea, 74.60% | 1118-12-3 1-(Tert-butyl)urea|C1064217|1118-12-3 https://www.jk-sci.com/products/s57c1067343 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/550bade38fd970d8a05d5b6e4b7aafad.jpg?v=1791730265 N-[[4-(4-Fluorobenzyl)-2-morpholinyl]methyl]acetamide, 99.00% | 112913-94-7 N-[[4-(4-Fluorobenzyl)-2-morpholinyl]methyl]acetamide|C1067343|112913-94-7 https://www.jk-sci.com/products/s57c1381265 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ebdcf16f35855c3b0a14187d0da1e886.jpg?v=1791729730 Ethyl (R)-2-Amino-2-phenylacetate Hydrochloride, 98.30% | 17609-48-2 Ethyl (R)-2-Amino-2-phenylacetate Hydrochloride|C1381265|17609-48-2 https://www.jk-sci.com/products/s57c1387532 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/74cad84d7aac62d01c29880695853fb5.jpg?v=1791729710 5-Chloro-6-(piperidin-1-yl)pyrimidine-2,4-diamine, Purity: 100.0% | 1784008-01-0 5-Chloro-6-(piperidin-1-yl)pyrimidine-2,4-diamine|C1387532|1784008-01-0 https://www.jk-sci.com/products/s57c1587232 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1c4d0337e681115e0f8af30f797143b7.jpg?v=1791729407 2-(Dimethylamino)ethyl methanesulfonate, Purity: 93.7% | 44929-30-8 2-(Dimethylamino)ethyl methanesulfonate|C1587232|44929-30-8 https://www.jk-sci.com/products/s57c1613619 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/128096.png?v=1791729299 2-Aminoethanesulfonamide, 95.90% | 4378-70-5 2-Aminoethanesulfonamide|C1613619|4378-70-5 https://www.jk-sci.com/products/s57c4x-248761 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7a7d0f4cdcc1be054ea7fb1f5007d2d5.jpg?v=1791709076 Rimegepant Impurity 61, 99.60% | 1190363-43-9 Rimegepant Impurity 61|C4X-248761|1190363-43-9 https://www.jk-sci.com/products/s57c4x-2494100 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5c879ab1-b670-4263-9527-5be5f4213d4f.png?v=1791709048 Dotinurad Impurity 100, 99.30% Dotinurad Impurity 100|C4X-2494100 https://www.jk-sci.com/products/s57c1646527 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a24b94a0fcef3320598ff5b8ec1acb2f.jpg?v=1791729234 3-(2-Methylpiperidin-1-yl)propan-1-ol, 95.60% | 94-88-2 3-(2-Methylpiperidin-1-yl)propan-1-ol|C1646527|94-88-2 https://www.jk-sci.com/products/s57c1753783 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6332ee544eee9dda34a7e4c2c12b26fa.jpg?v=1791729015 5-Deazaflavin, Purity: 100.0% | 26908-38-3 5-Deazaflavin|C1753783|26908-38-3 https://www.jk-sci.com/products/s57c1785835 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4dd7a8ec3ce85dcf48b16669a5404add.jpg?v=1791728970 8-Methoxyquinoline-3-carboxylic acid, 98.50% | 71082-36-5 8-Methoxyquinoline-3-carboxylic acid|C1785835|71082-36-5 https://www.jk-sci.com/products/s57c1796881 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/03251c6563076d32477f335db71c39e9.jpg?v=1791728870 Carebastine, 99.00% | 90729-42-3 Carebastine|C1796881|90729-42-3 https://www.jk-sci.com/products/s57c1800823 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4a4c45bf438ff9086e7a34165ff19949.jpg?v=1791728831 Elamipretide | 736992-21-5 Elamipretide|C1800823|736992-21-5 https://www.jk-sci.com/products/s57c3d-1940 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/425584.png?v=1791728049 Estrone 3-sulfate potassium salt, 98.70% | 1240-04-6 Estrone 3-sulfate potassium salt|C3D-1940|1240-04-6 https://www.jk-sci.com/products/s57c3d-26022 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/47a9ae00b532a152d13470e571e3534c.jpg?v=1791727788 4-Chlorobutanamide, 83.80% | 2455-04-1 4-Chlorobutanamide|C3D-26022|2455-04-1 https://www.jk-sci.com/products/s57c4x-24943 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/463970e1c40d14a66563d729ff0ab4b3.jpg?v=1791709020 Dotinurad Impurity 3, 92.20% | 1285572-55-5 Dotinurad Impurity 3|C4X-24943|1285572-55-5 https://www.jk-sci.com/products/s57c4x-250313 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cf16c34391c3784ab6f837b42f22c3ed_6e874f32-b4f9-4039-9a32-65c4c0d748bc.jpg?v=1791708969 Indocyanine Green Impurity 13, Purity: 99.8% | 4185-69-7 Indocyanine Green Impurity 13|C4X-250313|4185-69-7 https://www.jk-sci.com/products/s57c3d-262343 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/848c78d462d8f4350428c0e5c9eae517.jpg?v=1791727688 Procymidone Impurity 43, Purity: 96.8% | 169327-83-7 Procymidone Impurity 43|C3D-262343|169327-83-7 https://www.jk-sci.com/products/s57c4x-249459 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_689561a7-7290-49cc-806e-ccc93a12c0ad.png?v=1791708992 Dotinurad Impurity 59, 98.90% Dotinurad Impurity 59|C4X-249459 https://www.jk-sci.com/products/s57c3d-3172 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/347663.png?v=1791727530 Stachydrine Hydrochloride, Purity: 98.4% | 4136-37-2 Stachydrine Hydrochloride|C3D-3172|4136-37-2 https://www.jk-sci.com/products/s57c4x-250342 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2500c199-aaa3-4737-8aed-fec3f485c10f.png?v=1791708948 Indocyanine Green Impurity 42, 93.70% Indocyanine Green Impurity 42|C4X-250342 https://www.jk-sci.com/products/s57c3d-3555 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/428838.png?v=1791727403 Tetraamylammonium Chloride, 99.00% | 4965-17-7 Tetraamylammonium Chloride|C3D-3555|4965-17-7 https://www.jk-sci.com/products/s57c4x-250710 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_dda85eaa-5de3-46bb-be8b-458462de107e.png?v=1791708936 Salcaprozate Impurity 10, 98.70% Salcaprozate Impurity 10|C4X-250710 https://www.jk-sci.com/products/s57c3d-5830 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1295477a645efcd9ca2eb7d7390fcb78.jpg?v=1791726801 【停用】N-Methyl-perfluorohexane-1-sulfonamide (>90%), Purity: 91.4% | 68259-15-4 【停用】N-Methyl-perfluorohexane-1-sulfonamide (>90%)|C3D-5830|68259-15-4 https://www.jk-sci.com/products/s57c4x-25194 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/491260_a6d7444f-aeb8-439c-a17e-b546808f7d16.png?v=1791708922 Ensitrelvir Impurity 4 HCl, 91.00% | 135206-76-7 Ensitrelvir Impurity 4 HCl|C4X-25194|135206-76-7 https://www.jk-sci.com/products/s57c3d-5872 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/29148651b4206b5831bcb205bb25de9b.jpg?v=1791726784 (S)-2-(3,4-difluorophenyl)oxirane, 98.60% | 1006376-63-1 (S)-2-(3,4-difluorophenyl)oxirane|C3D-5872|1006376-63-1 https://www.jk-sci.com/products/s57c4x-252015 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_43550e4b-a515-4419-b0d5-14ef9f1f6c76.png?v=1791708912 Pitolisant impurity 15, 98.60% Pitolisant impurity 15|C4X-252015 https://www.jk-sci.com/products/s57c3d-5970 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/456798.png?v=1791726747 1-Oleoyl-sn-glycero-3-phosphocholine, Purity: 97.8% | 19420-56-5 1-Oleoyl-sn-glycero-3-phosphocholine|C3D-5970|19420-56-5 https://www.jk-sci.com/products/s57c3d-6093 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/526321.png?v=1791726682 Bis(4-nitrophenyl) carbonate, 92.50% | 5070-13-3 Bis(4-nitrophenyl) carbonate|C3D-6093|5070-13-3 https://www.jk-sci.com/products/s57c4x-25207 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_482ffe13-b844-49ab-bd65-66228c6c19ba.png?v=1791708882 Pitolisant impurity 7, 97.70% Pitolisant impurity 7|C4X-25207 https://www.jk-sci.com/products/s57c4x-253611 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0e948e436f478f33da6af379491dc8c5.jpg?v=1791708853 (S)-2-amino-5-((S)-3-amino-3-carboxypropanamido)pentanoic, 94.70% | 2135301-50-5 (S)-2-amino-5-((S)-3-amino-3-carboxypropanamido)pentanoic|C4X-253611|2135301-50-5 https://www.jk-sci.com/products/s57c4x-252028 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_14635bd2-23c8-46c8-b1f0-993a39175e45.png?v=1791708895 Pitolisant impurity 28, Purity: 96.8% Pitolisant impurity 28|C4X-252028 https://www.jk-sci.com/products/s57c4x-25621 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/359513_f490c2c7-9584-4e07-87c6-5b6c37e2d0cf.png?v=1791708809 5-Oxo-1-(4-Sulfophenyl)-4,5-Dihydro-1H-Pyrazole-3-Carboxylic Acid, 82.40% | 118-47-8 5-Oxo-1-(4-Sulfophenyl)-4,5-Dihydro-1H-Pyrazole-3-Carboxylic Acid|C4X-25621|118-47-8 https://www.jk-sci.com/products/s57c4x-25368 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/75a0afc7e20c527b18fcd579ef2675d3.jpg?v=1791708837 L-Ornithine Dimer, 73.20% | 195868-13-4 L-Ornithine Dimer|C4X-25368|195868-13-4 https://www.jk-sci.com/products/s57c4x-25712 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1ddca820-6479-465a-afe4-90914a336bf0.png?v=1791708798 Aminocaproic Acid Impurity 2 HCl, 88.80% Aminocaproic Acid Impurity 2 HCl|C4X-25712 https://www.jk-sci.com/products/s57c3d-6140 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/91f715044ceda99fb631f5a11832f54a.jpg?v=1791726656 (8Z,11Z,14Z)-Octadecatrienoic Acid Ethyl Ester, 99.40% | 2347415-30-7 (8Z,11Z,14Z)-Octadecatrienoic Acid Ethyl Ester|C3D-6140|2347415-30-7 https://www.jk-sci.com/products/s57c4x-25522 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/462147_471f0e91-d235-4abb-8c7e-4cd13c783936.png?v=1791708824 Sulfadiazine Impurity 2, 99.00% | 109-12-6 Sulfadiazine Impurity 2|C4X-25522|109-12-6 https://www.jk-sci.com/products/s57c4x-26301 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e886f0333e99eae18fd4499ee1f884ad.jpg?v=1791708639 Pyridostigmine Impurity 1, 99.60% | 31034-86-3 Pyridostigmine Impurity 1|C4X-26301|31034-86-3 https://www.jk-sci.com/products/s57c4x-2621 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0a42f34b49c4553dd7600edd4e2f68cd.jpg?v=1791708709 Landiolol Hydrochloride, 98.90% | 144481-98-1 Landiolol Hydrochloride|C4X-2621|144481-98-1 https://www.jk-sci.com/products/s57c4x-262186 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c4df13a2-532a-4c0d-9d07-b01a868e201e.png?v=1791708676 Landiolol Impurity 86, Purity: 99.4% Landiolol Impurity 86|C4X-262186 https://www.jk-sci.com/products/s57c4x-25992 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/352158_27791ff7-1e16-4510-af6c-7caa8fcf1f05.png?v=1791708756 N,N-dimethyltetradecan-1-amine, 99.70% | 112-75-4 N,N-dimethyltetradecan-1-amine|C4X-25992|112-75-4 https://www.jk-sci.com/products/s57c4x-101711 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ded43004-f314-455c-96d5-d8e6a3b9df00.png?v=1791726224 Vardenafil Impurity 11, Purity: 97.8% Vardenafil Impurity 11|C4X-101711 https://www.jk-sci.com/products/s57c4x-26238 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0358c279d19688b01c5c56cf9b76c282.jpg?v=1791708648 Procaine Impurit 8, 99.40% | 59265-81-5 Procaine Impurit 8|C4X-26238|59265-81-5 https://www.jk-sci.com/products/s57c4x-10192 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/183fae23e0d7e40de523b905f6b14c42_3372f31e-5ab6-43da-8832-9c9074de00d2.jpg?v=1791726164 Fluconazole EP Impurity C, 98.90% | 514222-44-7 Fluconazole EP Impurity C|C4X-10192|514222-44-7 https://www.jk-sci.com/products/s57c4x-10285 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a6a3b222c0155aa25ba46c85f68c1ecd.jpg?v=1791725892 Lurasidone Impurity 5, 99.00% | 1448443-35-3 Lurasidone Impurity 5|C4X-10285|1448443-35-3 https://www.jk-sci.com/products/s57c4x-26397 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/434391_0dc0bf78-67db-4162-bbf7-86c5ca393dfe.png?v=1791708628 Butoxybenzene, 99.40% | 1126-79-0 Butoxybenzene|C4X-26397|1126-79-0 https://www.jk-sci.com/products/s57c4x-26382 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/de1976a5cae91d3c0d99d247bc1e30a3.jpg?v=1791708635 Methyl chlorosulfonate, Purity: 99.0% | 812-01-1 Methyl chlorosulfonate|C4X-26382|812-01-1 https://www.jk-sci.com/products/s57c4x-10607 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/569dd8f723a96a3e2f2e773121e58cb6.jpg?v=1791725040 Bromhexine Impurity 7, 99.50% | 1631131-52-6 Bromhexine Impurity 7|C4X-10607|1631131-52-6 https://www.jk-sci.com/products/s57c4x-106730 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/443788_0845d17e-589b-4829-9bf7-a38ad17035d6.png?v=1791724749 Levetiracetam Impurity 30, 99.50% | 5959-29-5 Levetiracetam Impurity 30|C4X-106730|5959-29-5 https://www.jk-sci.com/products/s57c4x-258319 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a8e505ad-0f35-4af6-8573-e2c8e4e65531.png?v=1791708773 Phenylbutyrate Impurity 19, Purity: 99.3% Phenylbutyrate Impurity 19|C4X-258319 https://www.jk-sci.com/products/s57c4x-26461 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7d6ebb7cf3fd1005227e080fc59bcd91_1d7f9b8e-0a14-4e9c-8a78-ed3f250609e8.jpg?v=1791708617 Campesterol, 99.70% | 474-62-4 Campesterol|C4X-26461|474-62-4 https://www.jk-sci.com/products/s57c4x-262144 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/127037_59a81f2e-7b84-4ee7-8e78-d8e31185c51f.png?v=1791708691 Landiolol Impurity 44, 99.10% | 115314-14-2 Landiolol Impurity 44|C4X-262144|115314-14-2 https://www.jk-sci.com/products/s57c4x-26081 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/350699_14c4c09c-f223-4063-a759-e79b7cf7bd19.png?v=1791708740 2-hydroxy-1-phenyl-ethanon, Purity: 100.0% | 582-24-1 2-hydroxy-1-phenyl-ethanon|C4X-26081|582-24-1 https://www.jk-sci.com/products/s57c4x-260910 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9078363457080ee31b24b3d4c33b8687.jpg?v=1791708726 Ethacridine Lactate Impurity 10, 97.80% | 5568-33-2 Ethacridine Lactate Impurity 10|C4X-260910|5568-33-2 https://www.jk-sci.com/products/s57c4x-262230 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_52c4a0b5-51b1-4961-9ea0-691156e5dc3b.png?v=1791708661 Ramelteon Impurity 30, 97.60% Ramelteon Impurity 30|C4X-262230 https://www.jk-sci.com/products/s57c4x-27461 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f772b618e8f601e43914fef1811c8598.jpg?v=1791708612 Bambuterol EP Impurity E, 99.50% | 81732-48-1 Bambuterol EP Impurity E|C4X-27461|81732-48-1 https://www.jk-sci.com/products/s57c4x-2748 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/801141_72c37177-dc03-4f46-9f99-8476d811eabe.png?v=1791708602 Tetrabenazine, 98.90% | 58-46-8 Tetrabenazine|C4X-2748|58-46-8 https://www.jk-sci.com/products/s57c4x-108810 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cc01aff94cf7b4eda4f3b94685d6bc50.jpg?v=1791723844 Apixaban Impurity 10, 99.70% | 1421823-20-2 Apixaban Impurity 10|C4X-108810|1421823-20-2 https://www.jk-sci.com/products/s57c4x-109058 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/34fed425dbbfd33613b3397dc984dba5.jpg?v=1791723675 Rivaroxaban Impurity 58, 99.60% | 845729-43-3 Rivaroxaban Impurity 58|C4X-109058|845729-43-3 https://www.jk-sci.com/products/s57c4x-138912 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d20f8a4e2ecb1090d302bee19b266139.jpg?v=1791718301 Budesonide EP Impurity L (Mixture of Epimer), 95.90% | 216453-74-6 Budesonide EP Impurity L (Mixture of Epimer)|C4X-138912|216453-74-6 https://www.jk-sci.com/products/s57c1364847 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c7ac0a76cf2bfc0a5da2b59e03335f28.jpg?v=1791729757 4-(Methylamino)benzenesulfonamide, 90.20% | 16891-79-5 4-(Methylamino)benzenesulfonamide|C1364847|16891-79-5 https://www.jk-sci.com/products/s57c1469721 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/417257_7ba15bb6-9980-48a8-a1a5-bb68347cfa99.png?v=1791729613 Fmoc-(2S,3S)-3-hydroxypyrrolidine-2-carboxylic acid, Assay: 97.3% | 296774-32-8 Fmoc-(2S,3S)-3-hydroxypyrrolidine-2-carboxylic acid|C1469721|296774-32-8 https://www.jk-sci.com/products/s57c4x-27491 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3a9538b6-c3ac-4407-a4dd-d00bd42755b8.png?v=1791708595 Apalutamide Impurity 1, 92.20% Apalutamide Impurity 1|C4X-27491 https://www.jk-sci.com/products/s57c1470472 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f332c340eb816441c585a4534733ed6c_021ec695-15a6-4eb0-9ac8-2aa9efd5ba57.jpg?v=1791729605 (2S,5S)-2,5-dimethylpiperazine dihydrobromide, 68.10% | 98778-71-3 (2S,5S)-2,5-dimethylpiperazine dihydrobromide|C1470472|98778-71-3 https://www.jk-sci.com/products/s57c4x-27503 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/373228_a0318a0c-5dc5-4c64-8b55-a8781dd3e122.png?v=1791708563 Quinidine Impurity 3, 98.70% | 485-65-4 Quinidine Impurity 3|C4X-27503|485-65-4 https://www.jk-sci.com/products/s57c4x-274923 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5f17a5a6-4ef5-4b8d-956f-e6187c918286.png?v=1791708586 Apalutamide Impurity 23, 94.90% Apalutamide Impurity 23|C4X-274923 https://www.jk-sci.com/products/s57c4x-274947 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/441092e4cc8b1b83c75d44b86594d139.jpg?v=1791708581 Apalutamide Impurity 47, 99.40% | 1805396-62-6 Apalutamide Impurity 47|C4X-274947|1805396-62-6 https://www.jk-sci.com/products/s57c4x-27497 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8746ac73-9288-44ec-a0b2-02c04d5b79e8.png?v=1791708572 Apalutamide Impurity 7, 92.30% Apalutamide Impurity 7|C4X-27497 https://www.jk-sci.com/products/s57c4x-27669 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/151629_d6166722-9a45-4e28-a707-4cfd9cbb13dd.png?v=1791708551 Sepiapterin Impurity 9, 99.00% | 2236-60-4 Sepiapterin Impurity 9|C4X-27669|2236-60-4 https://www.jk-sci.com/products/s57c4x-27692 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0046f91c42bf3d8e51c1ebb31b1c3717.jpg?v=1791708542 Droperidol EP Impurity E, 94.70% | 1346604-17-8 Droperidol EP Impurity E|C4X-27692|1346604-17-8 https://www.jk-sci.com/products/s57c4x-27699 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/538581_f9ba8871-ff1e-4009-ab49-b7c2f80229c7.png?v=1791708537 Droperidol Impurity 9, Purity: 99.6% | 2062-84-2 Droperidol Impurity 9|C4X-27699|2062-84-2 https://www.jk-sci.com/products/s57c4x-2766 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/236585_b872b7fa-68d3-4f67-bdd7-a81e917d2a22.png?v=1791708557 Sapropterin Hydrochloride, 97.80% | 69056-38-8 Sapropterin Hydrochloride|C4X-2766|69056-38-8 https://www.jk-sci.com/products/s57c4x-27805 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cb11e1531288e1a316d61e4c723603b6.jpg?v=1791708517 Cladribine EP impurity E, 97.50% | 1831121-84-6 Cladribine EP impurity E|C4X-27805|1831121-84-6 https://www.jk-sci.com/products/s57c4x-277513 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/771e22331ed06043a63918343bda1aac.jpg?v=1791708532 Isoprenaline Hydrochloride EP Impurity A, 98.40% | 16899-81-3 Isoprenaline Hydrochloride EP Impurity A|C4X-277513|16899-81-3 https://www.jk-sci.com/products/s57c4x-27776 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f7bbed0e-0a01-486a-b1f7-74b90740c469.png?v=1791708521 Chlorzoxazone Impurity 6, 98.40% Chlorzoxazone Impurity 6|C4X-27776 https://www.jk-sci.com/products/s57c4x-278210 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2c4c36d911978f5cf1e091bbb0ea7b4d.jpg?v=1791708512 Trametinib impurity 10, 99.70% | 871700-30-0 Trametinib impurity 10|C4X-278210|871700-30-0 https://www.jk-sci.com/products/s57c1589388 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/411154.png?v=1791729404 2-(Octadecyloxy)ethanol, 97.40% | 2136-72-3 2-(Octadecyloxy)ethanol|C1589388|2136-72-3 https://www.jk-sci.com/products/s57c4x-27822 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9c89c5b333b50c7555f16ee1000051f2.jpg?v=1791708503 Deiodo Trametinib, 97.70% | 871700-65-1 Deiodo Trametinib|C4X-27822|871700-65-1 https://www.jk-sci.com/products/s57c4x-27901 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1d6a434979765695a0bb7176715e221f.jpg?v=1791708497 Tacalcitol, 93.90% | 57333-96-7 Tacalcitol|C4X-27901|57333-96-7 https://www.jk-sci.com/products/s57c1623182 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3ed86a213fa8e2a228154a20272b1278.jpg?v=1791729273 2-Chlorobenzene-1,3,5-triol, 90.90% | 84743-76-0 2-Chlorobenzene-1,3,5-triol|C1623182|84743-76-0 https://www.jk-sci.com/products/s57c4x-27914 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d4e18ef90823b9a6cc5a7b627d1bc2ee.jpg?v=1791708487 Sulfadoxine impurity 4, 99.50% | 5018-23-5 Sulfadoxine impurity 4|C4X-27914|5018-23-5 https://www.jk-sci.com/products/s57c4x-27918 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d0e38bee-fc9c-44a8-92db-57c86aa8efbb.png?v=1791708481 Sulfadoxine impurity 8, 98.90% Sulfadoxine impurity 8|C4X-27918 https://www.jk-sci.com/products/s57c1661929 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f7cb807aa10b3204c3c40b36a3c2c1a8.jpg?v=1791729219 3,5-Dichloro-4-methoxybenzoyl Chloride, 95.10% | 29568-76-1 3,5-Dichloro-4-methoxybenzoyl Chloride|C1661929|29568-76-1 https://www.jk-sci.com/products/s57c4x-279627 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_54c0b0e7-eeb9-4cb9-8f8b-242e954f0b38.png?v=1791708475 Ozenoxacin Impurity 27, 99.10% Ozenoxacin Impurity 27|C4X-279627 https://www.jk-sci.com/products/s57c4x-28001 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f7a8bc9e175506bc889f95c9b8d54791.jpg?v=1791708467 Troxerutin Impurity 1, Purity: 97.5% | 6980-20-7 Troxerutin Impurity 1|C4X-28001|6980-20-7 https://www.jk-sci.com/products/s57c4x-28061 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f9a2a82ef2534ceaf815ab629a2a38fe.jpg?v=1791708461 Monodocosahexaenoin, Purity: 99.0% | 140670-40-2 Monodocosahexaenoin|C4X-28061|140670-40-2 https://www.jk-sci.com/products/s57c1672764 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/60d210dcd6bc1c8eeabe2dbc6b490e6a.jpg?v=1791729181 3-Bromopropyldibutylamine HBr, 97.00% | 88805-95-2 3-Bromopropyldibutylamine HBr|C1672764|88805-95-2 https://www.jk-sci.com/products/s57c4x-280620 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bd6388a0447252ad478ef81d2f6e1bb9.jpg?v=1791708456 3-Methyl-5-pentyl-2-furantridecanoic Acid, 96.50% | 57818-42-5 3-Methyl-5-pentyl-2-furantridecanoic Acid|C4X-280620|57818-42-5 https://www.jk-sci.com/products/s57c4x-280628 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4a810ba0-b4e0-44a3-ad34-9cf5a9adc625.png?v=1791708448 ethyl 11-(3,4-dimethyl-5-propylfuran-2-yl)undecanoate, Purity: 98.4% ethyl 11-(3,4-dimethyl-5-propylfuran-2-yl)undecanoate|C4X-280628 https://www.jk-sci.com/products/s57c4x-280916 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_63fdb955-430f-497e-b738-1cf12296a940.png?v=1791708433 Sacubitril impurity 16, Purity: 99.4% Sacubitril impurity 16|C4X-280916 https://www.jk-sci.com/products/s57c4x-280635 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7668950e-26d9-46c8-8467-c732e93f2360.png?v=1791708441 ethyl 13-(3,4-dimethyl-5-pentylfuran-2-yl)tridecanoate, 90.80% ethyl 13-(3,4-dimethyl-5-pentylfuran-2-yl)tridecanoate|C4X-280635 https://www.jk-sci.com/products/s57c4x-2812 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/10cfd76d3588bb4ecfab9a4ebad80275.jpg?v=1791708427 Pyrotinib Dimaleate, Purity: 99.9% | 1397922-61-0 Pyrotinib Dimaleate|C4X-2812|1397922-61-0 https://www.jk-sci.com/products/s57c4x-2819 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/219439_4984b979-dc26-4233-8d42-fcda8b62cebe.png?v=1791708417 Pirenoxine, 97.50% | 1043-21-6 Pirenoxine|C4X-2819|1043-21-6 https://www.jk-sci.com/products/s57c1788052 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/741fb3efeeebcdcbdf640a07433e7fd2.jpg?v=1791728965 1-Azabicyclo[2.2.2]octan-3-yl acetate, 98.40% | 827-61-2 1-Azabicyclo[2.2.2]octan-3-yl acetate|C1788052|827-61-2 https://www.jk-sci.com/products/s57c4x-28364 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b44e222ea5ec9edecbe883783599a4ed.jpg?v=1791708402 Alectinib Impurity 4, Purity: 95.9% | 1256584-72-1 Alectinib Impurity 4|C4X-28364|1256584-72-1 https://www.jk-sci.com/products/s57c4x-283624 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a5c3f2beabb936c2b753ac97dbbc3d9d.jpg?v=1791708410 Alectinib impurity 24, Purity: 99.1% | 1256585-32-6 Alectinib impurity 24|C4X-283624|1256585-32-6 https://www.jk-sci.com/products/s57c1790006 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/545888.png?v=1791728926 Argatroban Impurity N6, 98.30% | 203383-33-9 Argatroban Impurity N6|C1790006|203383-33-9 https://www.jk-sci.com/products/s57c4x-28374 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/aebe215b93597b1b25daa1344278d12d.jpg?v=1791708396 Nefopam Impurity 4, Purity: 98.3% | 24833-47-4 Nefopam Impurity 4|C4X-28374|24833-47-4 https://www.jk-sci.com/products/s57c4x-28423 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0a6c9192946f3a56aab3f50bb2803ec5.jpg?v=1791708391 Estradiol Valerate EP Impurity C, 99.50% | 95959-20-9 Estradiol Valerate EP Impurity C|C4X-28423|95959-20-9 https://www.jk-sci.com/products/s57c1795807 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/105757_5a6374e0-68f7-4c0a-8900-492710105e22.png?v=1791728887 1-(2-Pyrimidinyl)piperazine dihydrochloride, 99.80% | 94021-22-4 1-(2-Pyrimidinyl)piperazine dihydrochloride|C1795807|94021-22-4 https://www.jk-sci.com/products/s57c4x-28429 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1d26387454e19486fec24cef7056d10b.jpg?v=1791708381 Estradiol Valerate EP Impurity, 95.80% | 1313382-26-1 Estradiol Valerate EP Impurity|C4X-28429|1313382-26-1 https://www.jk-sci.com/products/s57c4x-28481 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/876a9e4696fbb4635999fb4c5fe540f3.jpg?v=1791708377 Nabumetone EP Impurity D, 98.10% | 127053-22-9 Nabumetone EP Impurity D|C4X-28481|127053-22-9 https://www.jk-sci.com/products/s57c4x-284812 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6b12f21f24cd75e3f4696645c171f077.jpg?v=1791708371 Nabumetone Impurity 12, 98.40% | 2740579-68-2 Nabumetone Impurity 12|C4X-284812|2740579-68-2 https://www.jk-sci.com/products/s57c4x-284818 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1a37559dfd6a40cb94dac2655eb833f7.jpg?v=1791708366 Nabumetone Impurity 18, 97.90% | 701270-26-0 Nabumetone Impurity 18|C4X-284818|701270-26-0 https://www.jk-sci.com/products/s57c4x-284814 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ee3cd203-963e-4fd1-b2c0-e4c5f8b5df76.png?v=1791708366 Nabumetone Impurity 14, 96.90% Nabumetone Impurity 14|C4X-284814 https://www.jk-sci.com/products/s57c4x-284829 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e35982d1321e6b410f3608d650bd0f9a.jpg?v=1791708358 Nabumetone Impurity 28, 92.50% | 6297-10-5 Nabumetone Impurity 28|C4X-284829|6297-10-5 https://www.jk-sci.com/products/s57c4x-284827 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/05b5c91ce0f2d8f3637452ad1b80d150.jpg?v=1791708361 Nabumetone Impurity 27, 97.70% | 98386-82-4 Nabumetone Impurity 27|C4X-284827|98386-82-4 https://www.jk-sci.com/products/s57c4x-28522 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c9e84ada-0857-4010-ad3e-ffdc7c78ee18.png?v=1791708348 Butanal, 2-ethyl-,oxiMe, 96.00% Butanal, 2-ethyl-,oxiMe|C4X-28522 https://www.jk-sci.com/products/s57c4x-28489 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6ac7dadca5f51065a447c39a857e26ce.jpg?v=1791708350 Nabumetone Impurity 9, 97.90% | 102876-54-0 Nabumetone Impurity 9|C4X-28489|102876-54-0 https://www.jk-sci.com/products/s57c4x-28487 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1e747cab778c16677cba43d00c612d23.jpg?v=1791708356 Nabumetone Impurity 7, 99.30% | 56894-99-6 Nabumetone Impurity 7|C4X-28487|56894-99-6 https://www.jk-sci.com/products/s57c4x-2857 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8c82bec45d917fbdace519ef6925f980.jpg?v=1791708346 Omadacycline Tosylate, 95.60% | 1075240-43-5 Omadacycline Tosylate|C4X-2857|1075240-43-5 https://www.jk-sci.com/products/s57c1888638 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/459710.png?v=1791728464 2-Chlorobenzene-1,3-diol, Purity: 97.3% | 6201-65-6 2-Chlorobenzene-1,3-diol|C1888638|6201-65-6 https://www.jk-sci.com/products/s57c4x-28578 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dbd1521b64dcdafacec1bc9bc12ef2d6.jpg?v=1791708330 Omacycline impurity 8, 94.40% | 2272886-36-7 Omacycline impurity 8|C4X-28578|2272886-36-7 https://www.jk-sci.com/products/s57c4x-28572 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_12c45aff-9378-4314-beb6-3d3cdd186578.png?v=1791708340 Omacycline impurity 2, 90.70% Omacycline impurity 2|C4X-28572 https://www.jk-sci.com/products/s57c4x-285739 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_70c8afca-3b1c-4630-956b-65e89c3eb246.png?v=1791708339 Omadacycline Impurity 39, 93.30% Omadacycline Impurity 39|C4X-285739 https://www.jk-sci.com/products/s57c4x-28576 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6a83f98d5bdac17d9bf5805f53137ccd.jpg?v=1791708335 Omacycline Impurity 6, 90.30% | 1075240-42-4 Omacycline Impurity 6|C4X-28576|1075240-42-4 https://www.jk-sci.com/products/s57c4x-28593 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/de6846b37a0380c52340fc1e398d21a3.jpg?v=1791708327 Anamorelin Intermediate 3, 99.90% | 210481-85-9 Anamorelin Intermediate 3|C4X-28593|210481-85-9 https://www.jk-sci.com/products/s57c1894605 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/393397.png?v=1791728417 Sarcosine anhydride, 99.70% | 5076-82-4 Sarcosine anhydride|C1894605|5076-82-4 https://www.jk-sci.com/products/s57c4x-28624 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/91061cc5117392efebb37d7a3171b580.jpg?v=1791708320 Glutamic acid Impurity 4, Purity: 99.6% | 57444-70-9 Glutamic acid Impurity 4|C4X-28624|57444-70-9 https://www.jk-sci.com/products/s57c4x-2860 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3b4595cbdcaeaefcc0ffcaaeb78dd128.jpg?v=1791708322 Milvexian, 91.70% | 1802425-99-5 Milvexian|C4X-2860|1802425-99-5 https://www.jk-sci.com/products/s57c4x-28653 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fae9e52fe5c96055e3f7cc19e703c81e.jpg?v=1791708317 (2R,3R,4R,5R)-2,3,4,5,6-pentahydroxyhexyl methanesulfonate, 98.40% | 23344-52-7 (2R,3R,4R,5R)-2,3,4,5,6-pentahydroxyhexyl methanesulfonate|C4X-28653|23344-52-7 https://www.jk-sci.com/products/s57c1897591 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6c0e2d6caa2050fb8ef3a50bb5aea095_553cac6f-5730-472a-91b3-5b2c3ab5d407.jpg?v=1791728390 tert-Butyl ((3S,5S)-5-methylpiperidin-3-yl)carbamate, 94.20% | 951163-61-4 tert-Butyl ((3S,5S)-5-methylpiperidin-3-yl)carbamate|C1897591|951163-61-4 https://www.jk-sci.com/products/s57c4x-28701 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/814018.png?v=1791708312 1-Benzyl-4-(phenylamino)piperidine-4-carboxylicacid, 97.90% | 85098-64-2 1-Benzyl-4-(phenylamino)piperidine-4-carboxylicacid|C4X-28701|85098-64-2 https://www.jk-sci.com/products/s57c4x-28778 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f0d8514408e4a2e78e0739b0c629591c.jpg?v=1791708307 Tafamidis Meglumine, 97.10% | 951395-08-7 Tafamidis Meglumine|C4X-28778|951395-08-7 https://www.jk-sci.com/products/s57c3d-1977 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/264880_ac2f3d85-b515-4cd0-afbd-7d6ee0993ad4.png?v=1791728048 3-Hydroxypropionitrile, Purity: 99.8% | 109-78-4 3-Hydroxypropionitrile|C3D-1977|109-78-4 https://www.jk-sci.com/products/s57c4x-28801 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6b2a188eba40a9218654b8b921ec9016.jpg?v=1791708306 rac-Finerenone, 99.60% | 1050477-27-4 rac-Finerenone|C4X-28801|1050477-27-4 https://www.jk-sci.com/products/s57c4x-288011 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d9b9b5c945ffd3ad2d988187ea4ce799.jpg?v=1791708301 Finerenone Impurity 11, purity：96% | 2640280-85-7 Finerenone Impurity 11|C4X-288011|2640280-85-7 https://www.jk-sci.com/products/s57c4x-288013 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dea7a36b9eab30bd23aa75042d8747ef.jpg?v=1791708295 Finerenone Impurity 13, 95.40% | 1050477-45-6 Finerenone Impurity 13|C4X-288013|1050477-45-6 https://www.jk-sci.com/products/s57c4x-2880143 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ffc1dbbd-c97f-4969-826c-810ebee1c255.png?v=1791708293 Finerenone Impurity 143, 97.30% Finerenone Impurity 143|C4X-2880143 https://www.jk-sci.com/products/s57c3d-3687 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/400608.png?v=1791727345 3-Fluorobenzylamine, 94.70% | 100-82-3 3-Fluorobenzylamine|C3D-3687|100-82-3 https://www.jk-sci.com/products/s57c4x-2880145 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_bffdd66a-d555-4856-9e07-283904bf0189.png?v=1791708289 Finerenone Impurity 145, 97.10% Finerenone Impurity 145|C4X-2880145 https://www.jk-sci.com/products/s57c4x-2880182 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_cae56081-cfde-433b-b561-d4eea095c619.png?v=1791708282 Finerenone Impurity 182-d5, 92.00% Finerenone Impurity 182-d5|C4X-2880182 https://www.jk-sci.com/products/s57c4x-288015 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_78cec5fe-4900-426f-a948-3622c3762e59.png?v=1791708286 Finerenone Impurity 15, 94.50% Finerenone Impurity 15|C4X-288015 https://www.jk-sci.com/products/s57c3d-6063 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/135303.png?v=1791726698 4-Methylaminopyridine, Purity: 99.9% | 3731-53-1 4-Methylaminopyridine|C3D-6063|3731-53-1 https://www.jk-sci.com/products/s57c4x-288031 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e2aa1e098ba32f08afcb8ae54f4a445a.jpg?v=1791708272 2-Chloro-5-methyl-4-nitropyridine 1-oxide, Purity: 99.7% | 60323-96-8 2-Chloro-5-methyl-4-nitropyridine 1-oxide|C4X-288031|60323-96-8 https://www.jk-sci.com/products/s57c4x-288026 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b9019be0-23bb-4630-b170-e6ad4695456c.png?v=1791708282 Finerenone Impurity 26, 93.80% Finerenone Impurity 26|C4X-288026 https://www.jk-sci.com/products/s57c4x-288036 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b09e6612186d8c6089b5211ca1d5ba35.jpg?v=1791708272 Finerenone Impurity 36, 93.20% | 2087452-81-9 Finerenone Impurity 36|C4X-288036|2087452-81-9 https://www.jk-sci.com/products/s57c4x-288038 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1633e246-5b6e-47e8-a0fe-c67d4dcd75a2.png?v=1791708261 Finerenone Impurity 38, 97.50% Finerenone Impurity 38|C4X-288038 https://www.jk-sci.com/products/s57c3d-6145 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/532744.png?v=1791726654 1-Methylnicotine Chloride, 90.50% | 1005-24-9 1-Methylnicotine Chloride|C3D-6145|1005-24-9 https://www.jk-sci.com/products/s57c4x-28804 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/11796dff9608c0d303e12a112b672e89.jpg?v=1791708262 Finerenone Impurity 4, 96.60% | 2640280-86-8 Finerenone Impurity 4|C4X-28804|2640280-86-8 https://www.jk-sci.com/products/s57c4x-10016 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cf5ec76e71cef2897abb34e1111f6b71.jpg?v=1791726598 Erythromycin EP Impurity C, 96.40% | 41451-91-6 Erythromycin EP Impurity C|C4X-10016|41451-91-6 https://www.jk-sci.com/products/s57c4x-288047 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3fdb00cf7c72d272c7bbb98e5c032e39.jpg?v=1791708253 Finerenone Impurity 47, 95.10% | 1050477-58-1 Finerenone Impurity 47|C4X-288047|1050477-58-1 https://www.jk-sci.com/products/s57c4x-10036 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5435a76af80bcf3ca8cbaa94b9fbc670.jpg?v=1791726521 Azithromycin EP Impurity C, 94.90% | 620169-47-3 Azithromycin EP Impurity C|C4X-10036|620169-47-3 https://www.jk-sci.com/products/s57c4x-102415 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9ed1c767-6704-4796-b233-79b956b2efd8.png?v=1791725975 alpha-Capecitabine, Purity: 95.3% alpha-Capecitabine|C4X-102415 https://www.jk-sci.com/products/s57c4x-288050 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f3352a9de10f916ea649ef66f705f8b0.jpg?v=1791708253 Finerenone Impurity 50(Mixture of Z and E Isomers), 92.90% | 1050477-39-8 Finerenone Impurity 50(Mixture of Z and E Isomers)|C4X-288050|1050477-39-8 https://www.jk-sci.com/products/s57c4x-288067 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_df78d270-dc50-4a6b-b255-c22f63235a63.png?v=1791708243 Finerenone Impurity 67, 90.30% Finerenone Impurity 67|C4X-288067 https://www.jk-sci.com/products/s57c4x-10491 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/414befb262b1b2a5df85b653acd85e68.jpg?v=1791725469 Saxagliptin Impurity 1, 94.90% | 1564265-95-7 Saxagliptin Impurity 1|C4X-10491|1564265-95-7 https://www.jk-sci.com/products/s57c4x-288074 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/479a0ef7e7216d42d8a0c5b3f198cee3.jpg?v=1791708242 Finerenone Impurity 74, 90.20% | 2640506-74-5 Finerenone Impurity 74|C4X-288074|2640506-74-5 https://www.jk-sci.com/products/s57c4x-106492 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_12882abc-3de7-4bf3-8d3c-371f147c14e0.png?v=1791724913 Ibrutinib Impurity 92, 96.80% Ibrutinib Impurity 92|C4X-106492 https://www.jk-sci.com/products/s57c4x-10725 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/135197944a86e836c8d2d544f5a97b1b.jpg?v=1791724567 Bortezomib Impurity 5, Purity: 97.9% | 1132709-16-0 Bortezomib Impurity 5|C4X-10725|1132709-16-0 https://www.jk-sci.com/products/s57c4x-28809 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0c926fa92eebae3cf900593549ed2a7f.jpg?v=1791708239 (R)-Finerenone Impurity, 99.20% | 1050477-30-9 (R)-Finerenone Impurity|C4X-28809|1050477-30-9 https://www.jk-sci.com/products/s57c4x-107468 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/920232_84e6a426-80ab-409f-9e6c-ed41deedd1c2.png?v=1791724444 Moxifloxacin EP Impurity A, 91.80% | 151213-15-9 Moxifloxacin EP Impurity A|C4X-107468|151213-15-9 https://www.jk-sci.com/products/s57c4x-28811 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0036b1060d57bb899610503418f2ba51.jpg?v=1791708234 Ritalin Impurity 1, 98.70% | 2125941-27-5 Ritalin Impurity 1|C4X-28811|2125941-27-5 https://www.jk-sci.com/products/s57c4x-288617 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e7956563-c077-4b73-9d24-d004aff0691c.png?v=1791708233 3,2′-O-dimethyluridine Phosphoramidite, 95.80% 3,2′-O-dimethyluridine Phosphoramidite|C4X-288617 https://www.jk-sci.com/products/s57c4x-10842 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/432d0e7efe4f1501ffb7a409b1c612f2.jpg?v=1791724007 Roflumilast Impurity 2, 99.70% | 1391052-76-8 Roflumilast Impurity 2|C4X-10842|1391052-76-8 https://www.jk-sci.com/products/s57c4x-108858 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_43434997-9f40-4abc-bf20-cc61daf1d305.png?v=1791723795 Apixaban Impurity 58, 99.70% Apixaban Impurity 58|C4X-108858 https://www.jk-sci.com/products/s57c4x-288619 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_242391ae-584f-4933-b961-7bf6d7b0b9d4.png?v=1791708227 N4-acetylcytidine Phosphoramidite, 97.00% N4-acetylcytidine Phosphoramidite|C4X-288619 https://www.jk-sci.com/products/s57c4x-28901 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/463edaa9cf3f8abbd7778064d03e20f0.jpg?v=1791708224 ethyl (5Z,8Z,11Z,14Z)-nonadeca-5,8,11,14-tetraenoate, 98.20% | 860629-94-3 ethyl (5Z,8Z,11Z,14Z)-nonadeca-5,8,11,14-tetraenoate|C4X-28901|860629-94-3 https://www.jk-sci.com/products/s57c4x-289011 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_46653c1b-8d42-403d-8558-a63626085526.png?v=1791708221 (5E,8E,11Z,14Z,17Z)-5,8,11,14,17-Ethyl Eicosapentaenoate, 96.30% (5E,8E,11Z,14Z,17Z)-5,8,11,14,17-Ethyl Eicosapentaenoate|C4X-289011 https://www.jk-sci.com/products/s57c4x-10891 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b2cb853c9eacc7f98728195d5da62123.jpg?v=1791723777 Dabigatran Impurity 1, 99.50% | 1408238-40-3 Dabigatran Impurity 1|C4X-10891|1408238-40-3 https://www.jk-sci.com/products/s57c4x-10925 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f40e62b437e087c24cee41262fc63da4.jpg?v=1791723626 Dronedarone Impurity 5, Purity: 99.8% | 141627-42-1 Dronedarone Impurity 5|C4X-10925|141627-42-1 https://www.jk-sci.com/products/s57c4x-11316 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2655217dde9cf8a30b412c208e5d1374.jpg?v=1791722208 Brexpiprazole Impurity 6, 95.10% | 1886188-97-1 Brexpiprazole Impurity 6|C4X-11316|1886188-97-1 https://www.jk-sci.com/products/s57c4x-1176166 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5ceaee35da9ae108d269e03fed240ef0.jpg?v=1791721097 Salbutamol impurity 166, 99.50% | 2919946-71-5 Salbutamol impurity 166|C4X-1176166|2919946-71-5 https://www.jk-sci.com/products/s57c4x-11762 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0cb45ef30d8c3dfcb51c90d508844c8b.jpg?v=1791721092 Salbutamol EP Impurity C, 91.90% | 18910-68-4 Salbutamol EP Impurity C|C4X-11762|18910-68-4 https://www.jk-sci.com/products/s57c4x-289013 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_75b17149-1375-481a-bb34-4f80a15a12f2.png?v=1791708216 (5Z,8E,11Z,14E,17Z)-5,8,11,14,17-Ethyl Eicosapentaenoate, 94.30% (5Z,8E,11Z,14E,17Z)-5,8,11,14,17-Ethyl Eicosapentaenoate|C4X-289013 https://www.jk-sci.com/products/s57c4x-289023 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_56a91e8c-7c77-4268-82f4-722a5d16ee64.png?v=1791708215 Ethyl (3Z,6Z,9Z,12Z,15Z,18Z)-icosa-3,6,9,12,15,18-hexaenoate, 91.60% Ethyl (3Z,6Z,9Z,12Z,15Z,18Z)-icosa-3,6,9,12,15,18-hexaenoate|C4X-289023 https://www.jk-sci.com/products/s57c4x-289028 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/538371ecff2fdda17da20ae045d67838.jpg?v=1791708212 Methyl 15(E)-Tetracosenoate, 94.50% | 1195236-85-1 Methyl 15(E)-Tetracosenoate|C4X-289028|1195236-85-1 https://www.jk-sci.com/products/s57c4x-28906 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2b80d924da49c2e1b3ff2eb63d01a583.jpg?v=1791708207 ethyl(5E,8Z,11Z,14Z,17Z)-icosa-5,8,11,14,17-pentaenoate, 96.00% | 125827-50-1 ethyl(5E,8Z,11Z,14Z,17Z)-icosa-5,8,11,14,17-pentaenoate|C4X-28906|125827-50-1 https://www.jk-sci.com/products/s57c4x-28904 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_324e0108-d856-48a8-af39-5d3d6ea68c85.png?v=1791708207 ethyl (5Z,8Z,11Z,14E,17Z)-icosa-5,8,11,14,17-pentaenoate, 93.50% ethyl (5Z,8Z,11Z,14E,17Z)-icosa-5,8,11,14,17-pentaenoate|C4X-28904 https://www.jk-sci.com/products/s57c4x-2892 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b8fda314fda1b40d1cd54199a8d8692d.jpg?v=1791708197 Almonertinib, 97.10% | 1899921-05-1 Almonertinib|C4X-2892|1899921-05-1 https://www.jk-sci.com/products/s57c4x-28908 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/be8b3731b03711154a01ec2ce074c746.jpg?v=1791708202 ethyl (5Z,8E,11Z,14Z,17Z)-icosa-5,8,11,14,17-pentaenoate, 92.70% | 125827-49-8 ethyl (5Z,8E,11Z,14Z,17Z)-icosa-5,8,11,14,17-pentaenoate|C4X-28908|125827-49-8 https://www.jk-sci.com/products/s57c4x-28963 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0261832c-d590-47c3-a971-b7571ca63623.png?v=1791708188 Vericiguat Impurity 3, 92.40% Vericiguat Impurity 3|C4X-28963 https://www.jk-sci.com/products/s57c4x-29021 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8f430d04fd9382c3352a34b6a193bc24.jpg?v=1791708181 Ozanimod Impurity 1, Purity: 100.0% | 258273-31-3 Ozanimod Impurity 1|C4X-29021|258273-31-3 https://www.jk-sci.com/products/s57c4x-289618 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4d4f1860-f860-452d-b921-633ce90547b9.png?v=1791708192 Vericiguat Impurity 18, 94.00% Vericiguat Impurity 18|C4X-289618 https://www.jk-sci.com/products/s57c4x-28966 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_73d0e091-0374-4b13-b99d-e90783750747.png?v=1791708186 Vericiguat Impurity 6, 97.50% Vericiguat Impurity 6|C4X-28966 https://www.jk-sci.com/products/s57c4x-28961 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a3a2cd3fba4fb4248e1f9998cfbc2b5d_976a7614-9c5c-4378-89fb-1666bdc71019.jpg?v=1791708195 Vericiguat Impurity 1, 90.20% | 1350653-30-3 Vericiguat Impurity 1|C4X-28961|1350653-30-3 https://www.jk-sci.com/products/s57c4x-290217 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/77b35a583d9e96ba58333cf10918f026.jpg?v=1791708180 Ozanimod Impurity 17, 99.40% | 58161-38-9 Ozanimod Impurity 17|C4X-290217|58161-38-9 https://www.jk-sci.com/products/s57c4x-29026 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_51a3a23d-5f6b-417a-83e4-57dd4e65328b.png?v=1791708171 Ozanimod Impurity 26, 99.30% Ozanimod Impurity 26|C4X-29026 https://www.jk-sci.com/products/s57c4x-29028 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b3356e84-f8bb-4f7f-a2c6-0dc2102500df.png?v=1791708172 Ozanimod Impurity 28, 98.80% Ozanimod Impurity 28|C4X-29028 https://www.jk-sci.com/products/s57c4x-2903 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e702618715453514f59f171af256e9da.jpg?v=1791708167 Pemafibrate, 99.60% | 848259-27-8 Pemafibrate|C4X-2903|848259-27-8 https://www.jk-sci.com/products/s57c4x-29031 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c7c78e48-22be-4393-aa16-bb7d3206174c.png?v=1791708161 Pemafibrate Impurity 1, Purity: 96.6% Pemafibrate Impurity 1|C4X-29031 https://www.jk-sci.com/products/s57c4x-125812 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/165acae9dab1f5d2b14ac5977b55a702.jpg?v=1791719789 Buspirone EP Impurity L, 98.90% | 21098-11-3 Buspirone EP Impurity L|C4X-125812|21098-11-3 https://www.jk-sci.com/products/s57c4x-290316 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a3ac6ac2-24ae-445e-8f85-adf38780d843.png?v=1791708157 Pemafibrate Impurity 16, 95.60% Pemafibrate Impurity 16|C4X-290316 https://www.jk-sci.com/products/s57c4x-29035 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3bf7f833c3cdf6aebfb396b40b2a19c2.jpg?v=1791708151 Pemafibrate Impurity 5, 93.80% | 848260-89-9 Pemafibrate Impurity 5|C4X-29035|848260-89-9 https://www.jk-sci.com/products/s57c4x-290319 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_348b1648-c198-45ea-95a3-f0df87b281c7.png?v=1791708153 Pemafibrate Impurity 19, 91.70% Pemafibrate Impurity 19|C4X-290319 https://www.jk-sci.com/products/s57c4x-1393 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/540885.png?v=1791718229 Alfacalcidol, 96.00% | 41294-56-8 Alfacalcidol|C4X-1393|41294-56-8 https://www.jk-sci.com/products/s57c4x-29036 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/df5ba8173c42f470e551980a3364359e.jpg?v=1791708148 Pemafibrate Impurity 6, Purity: 98.7% | 907192-61-4 Pemafibrate Impurity 6|C4X-29036|907192-61-4 https://www.jk-sci.com/products/s57c4x-29039 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_39832712-4fea-4359-8251-9c92d8906f25.png?v=1791708144 Pemafibrate Impurity 9, 91.90% Pemafibrate Impurity 9|C4X-29039 https://www.jk-sci.com/products/s57c4x-291219 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_842c2bc3-c00b-4e49-bf3d-2bf83f555787.png?v=1791708139 Resmetirom impurity 19, Purity: 99.9% Resmetirom impurity 19|C4X-291219 https://www.jk-sci.com/products/s57c4x-291265 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bc1e5c4c9e377be30a703ecfdd797aae.jpg?v=1791708137 Resmetirom impurity 65, Purity: 99.9% | 1696366-11-6 Resmetirom impurity 65|C4X-291265|1696366-11-6 https://www.jk-sci.com/products/s57c4x-167819 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dc028ba595a065ad1ecb84ca9e18ac49.jpg?v=1791715027 Levothyroxine N-Methylamide, Purity: 96.8% | 2088032-52-2 Levothyroxine N-Methylamide|C4X-167819|2088032-52-2 https://www.jk-sci.com/products/s57c4x-29144 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d959168f-fa15-44b7-af8c-792866b498ad.png?v=1791708133 Irsogladine Impurity 4, Purity: 99.7% Irsogladine Impurity 4|C4X-29144 https://www.jk-sci.com/products/s57c4x-29151 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/32e2242d74d87a70a1bafa7c940f2e5b.jpg?v=1791708130 Letermovir Impurity 1, 97.00% | 917389-29-8 Letermovir Impurity 1|C4X-29151|917389-29-8 https://www.jk-sci.com/products/s57c4x-291513 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6e7cd0a7-046d-4d42-8830-1f8c6dca7f61.png?v=1791708124 Letermovir Impurity 13, Purity: 95.9% Letermovir Impurity 13|C4X-291513 https://www.jk-sci.com/products/s57c4x-291527 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f19be87cdb0606d0d44d21d2caea10cb.jpg?v=1791708123 Letermovir Impurity 27, 96.70% | 2991059-71-1 Letermovir Impurity 27|C4X-291527|2991059-71-1 https://www.jk-sci.com/products/s57c4x-291535 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ac1ca1b9-c7cb-4ab1-9018-3fdc02e4e5d8.png?v=1791708120 (R)-Letermovir Ethyl Ester, 91.60% (R)-Letermovir Ethyl Ester|C4X-291535 https://www.jk-sci.com/products/s57c1045321 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f163169d-e6e8-45ea-a7af-093646d75726.png?v=1791730322 1,2-Dioctanoylglycerol ( Mixture of 1,3-Dioctanoyl Glycerol), 98.20% 1,2-Dioctanoylglycerol ( Mixture of 1,3-Dioctanoyl Glycerol)|C1045321 https://www.jk-sci.com/products/s57c4x-291543 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d62cf75e-e2b7-4399-a216-d07b3378f7d2.png?v=1791708115 Letermovir Impurity 43, Purity: 99.1% Letermovir Impurity 43|C4X-291543 https://www.jk-sci.com/products/s57c4x-291549 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_23a7149e-8340-4f3e-a5c3-9001d2bfa582.png?v=1791708115 Letermovir Impurity 49, 98.30% Letermovir Impurity 49|C4X-291549 https://www.jk-sci.com/products/s57c1281880 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_710d7ac6-a9bd-4e6a-a40c-f5540d4aea62.png?v=1791729976 (2R,4R)-Teneligliptin TFA, Purity: 99.7% (2R,4R)-Teneligliptin TFA|C1281880 https://www.jk-sci.com/products/s57c4x-29158 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_aa712cd2-ace8-473d-9681-fd9c2d13147f.png?v=1791708110 Letermovir Impurity 8, 98.30% Letermovir Impurity 8|C4X-29158 https://www.jk-sci.com/products/s57c4x-24166 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b6a2b084f5e27e1dd87d2d4ff19df89b.jpg?v=1791709405 Cenobamate impurity 6, 97.60% | 913088-81-0 Cenobamate impurity 6|C4X-24166|913088-81-0 https://www.jk-sci.com/products/s57c4x-23051 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/59a7a4d0df1cf81fb4060fb9b7d2d9b3.jpg?v=1791709756 Dacarbazine EP Impurity A, 90.90% | 4656-86-4 Dacarbazine EP Impurity A|C4X-23051|4656-86-4 https://www.jk-sci.com/products/s57c4x-222620 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4caf8b9a-1b1b-450b-9507-6b8987f0abce.png?v=1791710316 Semaglutide Sodium Salt, 93.00% Semaglutide Sodium Salt|C4X-222620 https://www.jk-sci.com/products/s57c1349206 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/365590.png?v=1791729797 2-amino-3-methylpyridine, 93.30% | 1603-40-3 2-amino-3-methylpyridine|C1349206|1603-40-3 https://www.jk-sci.com/products/s57c1562299 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7c20e9898ada1019412422fb6f99a1cd.jpg?v=1791729432 (H-Cys-Gly-OH)2 | 7729-20-6 (H-Cys-Gly-OH)2|C1562299|7729-20-6 https://www.jk-sci.com/products/s57c1741106 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/194c140a154ffa7d67e3735b14e4f558.jpg?v=1791729044 5-(tert-Butoxy)-5-oxo-4-(4,7,10-tris(2-(tert-butoxy)-2-oxoethyl)-1,4,7,10-tetraazacyclododecan-1-yl)pentanoic acid | 306776-79-4 5-(tert-Butoxy)-5-oxo-4-(4,7,10-tris(2-(tert-butoxy)-2-oxoethyl)-1,4,7,10-tetraazacyclododecan-1-yl)pentanoic acid|C1741106|306776-79-4 https://www.jk-sci.com/products/s57c4x-240520 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_030f3888-713e-492a-a87c-895601b57355.png?v=1791709526 Upadacitinib Impurity 20, 96.10% Upadacitinib Impurity 20|C4X-240520 https://www.jk-sci.com/products/s57c4x-243219 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/04ecf2bc90da13d2730cb817629b7616.jpg?v=1791709274 Testosterone Impurity 19, 97.40% | 2243-06-3 Testosterone Impurity 19|C4X-243219|2243-06-3 https://www.jk-sci.com/products/s57c4x-2461 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/586634_0b8883f7-229c-4d34-b3af-e2f7c622d739.png?v=1791709194 Pimobendam, 99.40% | 74150-27-9 Pimobendam|C4X-2461|74150-27-9 https://www.jk-sci.com/products/s57c4x-24903 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5fc4ee784958d04dba1ff3dcfa7ff599_7a891342-56e8-4fd7-89bb-d0321c153936.jpg?v=1791709063 Molnupiravir Impurity 3, 92.90% | 3258-02-4 Molnupiravir Impurity 3|C4X-24903|3258-02-4 https://www.jk-sci.com/products/s57c4x-24714 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/856fbaa65e823733c1fa8966590177cf.jpg?v=1791709125 Amodiaquine Dihydrochloride Dihydrate, Purity: 100.0% | 6398-98-7 Amodiaquine Dihydrochloride Dihydrate|C4X-24714|6398-98-7 https://www.jk-sci.com/products/s57c4x-249443 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c454120d-696e-49ba-a24c-c208e981fb82.png?v=1791709007 Dotinurad Impurity 43, 94.20% Dotinurad Impurity 43|C4X-249443 https://www.jk-sci.com/products/s57c4x-250327 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/057cff36497c53e7be2e227044494cf0.jpg?v=1791708959 Indocyanine Green Impurity 27, 98.70% | 1563-87-7 Indocyanine Green Impurity 27|C4X-250327|1563-87-7 https://www.jk-sci.com/products/s57c4x-25103 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7c3cfa92365e321e2a609e0cc11272cd.jpg?v=1791708930 Carbodenafil Impurity 3, 98.70% | 2520113-14-6 Carbodenafil Impurity 3|C4X-25103|2520113-14-6 https://www.jk-sci.com/products/s57c1788588 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/499167.png?v=1791728949 Adenine Phosphate, 98.90% | 52175-10-7 Adenine Phosphate|C1788588|52175-10-7 https://www.jk-sci.com/products/s57c4x-252020 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_230c557f-e427-4184-a5da-d4e8bfb5ea81.png?v=1791708902 Pitolisant impurity 20, 98.50% Pitolisant impurity 20|C4X-252020 https://www.jk-sci.com/products/s57c4x-25314 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/218871_33ebcf5d-b639-40dc-8c11-5b10d680ea30.png?v=1791708863 1-(2,4-DiMethylphenyl)ethano, 98.60% | 5379-19-1 1-(2,4-DiMethylphenyl)ethano|C4X-25314|5379-19-1 https://www.jk-sci.com/products/s57c1793905 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/260bd34a3efc4cc011a011d68002441d.jpg?v=1791728905 Bifendate Impurity N3, 99.70% | 79279-08-6 Bifendate Impurity N3|C1793905|79279-08-6 https://www.jk-sci.com/products/s57c4x-25441 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/340794_5a2a2ed7-d84f-4d47-83fc-36ea772e7ece.png?v=1791708833 Dicyclomine Hydrochloride, 98.90% | 67-92-5 Dicyclomine Hydrochloride|C4X-25441|67-92-5 https://www.jk-sci.com/products/s57c4x-25871 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/492827_026df08f-efe2-4d9c-b852-f3be08e731b2.png?v=1791708763 8-Chlorotheophylline, 98.10% | 85-18-7 8-Chlorotheophylline|C4X-25871|85-18-7 https://www.jk-sci.com/products/s57c4x-25631 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/408437_c1fe8084-e2be-4319-8e63-7133704d365c.png?v=1791708804 (+)-Dibenzoyl-D-tartaric Acid, 96.30% | 17026-42-5 (+)-Dibenzoyl-D-tartaric Acid|C4X-25631|17026-42-5 https://www.jk-sci.com/products/s57c4x-26085 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b5439f557181e812d125c9afcce6f99b.jpg?v=1791708735 1-(2-Fluoro-3-hydroxyphenyl)ethanone, 99.50% | 1191999-09-3 1-(2-Fluoro-3-hydroxyphenyl)ethanone|C4X-26085|1191999-09-3 https://www.jk-sci.com/products/s57c4x-262114 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/02cbe0e30b68bd65588401ba3e07a17e_a1f5fd71-403b-4554-b61a-e389cf030c7a.jpg?v=1791708704 Landiolol Impurity 14, Purity: 98.9% | 154467-16-0 Landiolol Impurity 14|C4X-262114|154467-16-0 https://www.jk-sci.com/products/s57c1922002 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6848c2eaf3157ab7514eabd713800052_1ff0e119-57ab-404a-97d1-315cd88c5315.jpg?v=1791728204 3,4-Dichlorophenylacetic acid, Purity: 99.8% | 5807-30-7 3,4-Dichlorophenylacetic acid|C1922002|5807-30-7 https://www.jk-sci.com/products/s57c3d-2354 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/207856_c64a42f3-b7a8-4098-ac7c-5a69668425e1.png?v=1791727972 1-Acetylisonipecotic Acid, 99.70% | 25503-90-6 1-Acetylisonipecotic Acid|C3D-2354|25503-90-6 https://www.jk-sci.com/products/s57c4x-262213 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f06cf0da95d33f41621ecf2e293bdb4e.jpg?v=1791708667 Ramelteon Impurity 13, 98.50% | 196597-80-5 Ramelteon Impurity 13|C4X-262213|196597-80-5 https://www.jk-sci.com/products/s57c4x-26282 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f298c8767c60ea77bd4b48c716fcc18d.jpg?v=1791708643 6-AMidino-2-naphthol Methanesulfonate, 99.70% | 82957-06-0 6-AMidino-2-naphthol Methanesulfonate|C4X-26282|82957-06-0 https://www.jk-sci.com/products/s57c4x-26393 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/077642506a60dfafd0ae7adbf9d8768e.jpg?v=1791708629 1-(2-butoxyphenyl)ethanone, 97.10% | 7197-02-6 1-(2-butoxyphenyl)ethanone|C4X-26393|7197-02-6 https://www.jk-sci.com/products/s57c4x-2648 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/389541_8bcf02ac-d3c9-488f-a1b4-01118d9a9641.png?v=1791708614 Nitrocefin, 91.00% | 41906-86-9 Nitrocefin|C4X-2648|41906-86-9 https://www.jk-sci.com/products/s57c4x-274937 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6921e8e1-7b98-42c6-ac6c-a47c999ba0d7.png?v=1791708585 Apalutamide Impurity 37, 95.20% Apalutamide Impurity 37|C4X-274937 https://www.jk-sci.com/products/s57c4x-27489 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/334240_696d17e1-b3ff-4b16-b1c9-76154c21d0e3.png?v=1791708599 Tetrabenazine Impurity 9, 99.00% | 3466-75-9 Tetrabenazine Impurity 9|C4X-27489|3466-75-9 https://www.jk-sci.com/products/s57c4x-27498 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_47f35eb6-306d-454f-94d1-cbabf15e841e.png?v=1791708572 Apalutamide Impurity 8, 90.20% Apalutamide Impurity 8|C4X-27498 https://www.jk-sci.com/products/s57c4x-276623 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d19ebbf194553a07e5166e1628ce2471.jpg?v=1791708554 Sepiapterin impurity 23, 92.70% | 87877-69-8 Sepiapterin impurity 23|C4X-276623|87877-69-8 https://www.jk-sci.com/products/s57c4x-27694 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/abc7cbf76c17dc3064556629fe789c8c.jpg?v=1791708542 Droperidol EP Impurity C, 91.70% | 60373-76-4 Droperidol EP Impurity C|C4X-27694|60373-76-4 https://www.jk-sci.com/products/s57c4x-277530 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_70d137c3-1c51-4c67-a6db-39391a9f92aa.png?v=1791708525 N-Nitroso-Isoprenaline Impurity A, Purity: 96.0% N-Nitroso-Isoprenaline Impurity A|C4X-277530 https://www.jk-sci.com/products/s57c4x-2782 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1239133_c27bdaa9-aefa-48cb-a3c3-1533b7f1775f.png?v=1791708512 Trametinib, 98.80% | 871700-17-3 Trametinib|C4X-2782|871700-17-3 https://www.jk-sci.com/products/s57c4x-27829 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/335282_f2daa796-d5ee-4b15-840c-1e03af853be7.png?v=1791708502 Trametinib impurity 9, 99.00% | 29632-74-4 Trametinib impurity 9|C4X-27829|29632-74-4 https://www.jk-sci.com/products/s57c4x-27916 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/09fee0fe829e99fe298e290d4e5945df.jpg?v=1791708486 Sulfadoxine impurity 6, 97.60% | 1346603-39-1 Sulfadoxine impurity 6|C4X-27916|1346603-39-1 https://www.jk-sci.com/products/s57c4x-279654 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_544cdfb6-86ab-43ba-a165-3e31f473cbac.png?v=1791708472 Ozenoxacin Impurity 54, 95.70% Ozenoxacin Impurity 54|C4X-279654 https://www.jk-sci.com/products/s57c4x-280619 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cd521a9c1b879d856851678c3b230e90.jpg?v=1791708458 Ethyl 6(Z),9(Z),12(Z),15(Z)-Hexadecatetraenoate, 93.00% | 845779-89-7 Ethyl 6(Z),9(Z),12(Z),15(Z)-Hexadecatetraenoate|C4X-280619|845779-89-7 https://www.jk-sci.com/products/s57c4x-280631 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/21d252b93f9719203daf075a2e913c2c.jpg?v=1791708445 Ethyl (6Z,9Z,12Z,15Z,18Z,21Z)-tetracosa-6,9,12,15,18,21-hexaenoate, Purity: 98.4% | 2435680-90-1 Ethyl (6Z,9Z,12Z,15Z,18Z,21Z)-tetracosa-6,9,12,15,18,21-hexaenoate|C4X-280631|2435680-90-1 https://www.jk-sci.com/products/s57c3d-25934 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/414364.png?v=1791727829 (S)-2-Hydroxybutanoic acid, 92.80% | 3347-90-8 (S)-2-Hydroxybutanoic acid|C3D-25934|3347-90-8 https://www.jk-sci.com/products/s57c4x-28292 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e5fad08dbb7648bd5f6be23ece2d7967.jpg?v=1791708419 Sucralose Impurity 2, Purity: 88.4% | 475491-24-8 Sucralose Impurity 2|C4X-28292|475491-24-8 https://www.jk-sci.com/products/s57c4x-280922 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/40014fe872843a0cbae231438673407d.jpg?v=1791708434 Sacubitril Impurity 22, 97.10% | 2459446-53-6 Sacubitril Impurity 22|C4X-280922|2459446-53-6 https://www.jk-sci.com/products/s57c4x-288012 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9c456f229e434eb14e4800c5cd8a79f1.jpg?v=1791708302 Finerenone Impurity 12, 97.30% | 2084136-51-4 Finerenone Impurity 12|C4X-288012|2084136-51-4 https://www.jk-sci.com/products/s57c4x-2850 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3d8ac7422c6805cd42047d4e24b32bab.jpg?v=1791708352 Robenacoxib, 97.60% | 220991-32-2 Robenacoxib|C4X-2850|220991-32-2 https://www.jk-sci.com/products/s57c4x-28575 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/89929311cddb688f21a645a530f1a259.jpg?v=1791708335 Omacycline 4-one impurity, 90.40% | 885112-31-2 Omacycline 4-one impurity|C4X-28575|885112-31-2 https://www.jk-sci.com/products/s57c3d-4767 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/267424.png?v=1791727088 L-Arginine L-aspartate, 99.20% | 7675-83-4 L-Arginine L-aspartate|C3D-4767|7675-83-4 https://www.jk-sci.com/products/s57c4x-28368 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f0c727f5ab9b0a4b9d99d2e002e4b143.jpg?v=1791708402 Alectinib Impurity 8, Purity: 98.5% | 1256585-14-4 Alectinib Impurity 8|C4X-28368|1256585-14-4 https://www.jk-sci.com/products/s57c4x-2880 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/948f3e673d35c8485dc0699d88e7d3db.jpg?v=1791708307 Finerenone, 99.80% | 1050477-31-0 Finerenone|C4X-2880|1050477-31-0 https://www.jk-sci.com/products/s57c4x-28456 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0e63be6f210573824bee4cfe0948a51c.jpg?v=1791708376 Benzoic Acid impurity 6, 90.30% | 2497-91-8 Benzoic Acid impurity 6|C4X-28456|2497-91-8 https://www.jk-sci.com/products/s57c4x-288037 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2a0dd5ad8cddd782a4526c73bb15c10f.jpg?v=1791708267 Finerenone Impurity 37, 97.40% | 2924224-42-8 Finerenone Impurity 37|C4X-288037|2924224-42-8 https://www.jk-sci.com/products/s57c4x-284813 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d642d5c4-29cf-4b81-a837-6c3c0707aba4.png?v=1791708370 Nabumetone Impurity 13, 95.50% Nabumetone Impurity 13|C4X-284813 https://www.jk-sci.com/products/s57c3d-5394 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/433520.png?v=1791726961 Pyrophosphoric acid, 100.30% | 2466-09-3 Pyrophosphoric acid|C3D-5394|2466-09-3 https://www.jk-sci.com/products/s57c4x-28684 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_812825ef-30af-4996-a1c9-0719f57ffb39.png?v=1791708314 Azasetron Impurity 4, Purity: 97.6% Azasetron Impurity 4|C4X-28684 https://www.jk-sci.com/products/s57c4x-28580 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/51b6fbd5f5dd5961e7a9ddc31be187d5.jpg?v=1791708332 【停用请询C4X-285726】Omacycline M+2 impurity, 90.90% | 2272886-40-3 【停用请询C4X-285726】Omacycline M+2 impurity|C4X-28580|2272886-40-3 https://www.jk-sci.com/products/s57c4x-288016 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_99450f56-9cfc-4567-b0c2-80d82d6b2dec.png?v=1791708285 Finerenone Impurity 16, 97.50% Finerenone Impurity 16|C4X-288016 https://www.jk-sci.com/products/s57c4x-28425 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6c69570adba4d39cf36137489c17348b.jpg?v=1791708386 Estradiol Valerate EP Impurity F, 99.40% | 18069-79-9 Estradiol Valerate EP Impurity F|C4X-28425|18069-79-9 https://www.jk-sci.com/products/s57c4x-28619 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/456721_1e446a78-a5e4-4457-a6e5-b7691360b71f.png?v=1791708321 Oryzanol A (Cycloartenyl Ferulate), 98.00% | 21238-33-5 Oryzanol A (Cycloartenyl Ferulate)|C4X-28619|21238-33-5 https://www.jk-sci.com/products/s57c4x-28571 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/312f7032580f03a1a0c0d9c975248882.jpg?v=1791708345 Omacycline 4-Beta isomer, 91.10% | 601455-29-2 Omacycline 4-Beta isomer|C4X-28571|601455-29-2 https://www.jk-sci.com/products/s57c4x-284819 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/146079_81931cd5-5bc8-483f-924e-1d2fefa53550.png?v=1791708362 Nabumetone Impurity 19, 99.30% | 3453-33-6 Nabumetone Impurity 19|C4X-284819|3453-33-6 https://www.jk-sci.com/products/s57c4x-28484 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f5f0083ad258aec15d540de65915a2c4.jpg?v=1791708357 Nabumetone Impurity 4, 98.00% | 29619-45-2 Nabumetone Impurity 4|C4X-28484|29619-45-2 https://www.jk-sci.com/products/s57c4x-2880144 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_44d48e52-a1df-4364-a856-eacb083a004a.png?v=1791708289 Finerenone Impurity 144, 92.40% Finerenone Impurity 144|C4X-2880144 https://www.jk-sci.com/products/s57c4x-28803 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6a8d11477c0e6b8b36537b705eed07b0.jpg?v=1791708278 Finerenone Impurity 3, 99.40% | 2640280-87-9 Finerenone Impurity 3|C4X-28803|2640280-87-9 https://www.jk-sci.com/products/s57c3d-5403 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/217164_ea0eb0d2-3170-45f3-9b4c-9f9ce427a076.png?v=1791726957 n-Dodecyl β-D-Maltoside, 99.70% | 69227-93-6 n-Dodecyl β-D-Maltoside|C3D-5403|69227-93-6 https://www.jk-sci.com/products/s57c4x-100317 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/de5cc6517064b2e8b66a5f97b4cbe7b7.jpg?v=1791726545 Azithromycin EP Impurity G, 98.70% | 612069-31-5 Azithromycin EP Impurity G|C4X-100317|612069-31-5 https://www.jk-sci.com/products/s57c4x-28806 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/93d397a709373aeb3a018ce59bd875c9.jpg?v=1791708248 Finerenone Impurity 6, 95.00% | 2640280-83-5 Finerenone Impurity 6|C4X-28806|2640280-83-5 https://www.jk-sci.com/products/s57c4x-288043 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_97cbdcf6-30f8-4cda-bb1a-73554c084b69.png?v=1791708257 Finerenone Impurity 43, 92.30% Finerenone Impurity 43|C4X-288043 https://www.jk-sci.com/products/s57c4x-28808 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f034b65c-07d0-4032-841c-37e9470b814b.png?v=1791708237 N-Nitroso Finerenone, 96.80% N-Nitroso Finerenone|C4X-28808 https://www.jk-sci.com/products/s57c4x-28871 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7840bed3f34436c6c567f5fff6b49652.jpg?v=1791708228 Lufenuron EP Impurity B, 96.60% | 2767988-84-9 Lufenuron EP Impurity B|C4X-28871|2767988-84-9 https://www.jk-sci.com/products/s57c4x-289027 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_286feb5e-dedf-4c89-be9a-5106b01df114.png?v=1791708211 ethyl (5E,8Z,11Z,14E,17Z)-icosa-5,8,11,14,17-pentaenoate, 94.70% ethyl (5E,8Z,11Z,14E,17Z)-icosa-5,8,11,14,17-pentaenoate|C4X-289027 https://www.jk-sci.com/products/s57c4x-28812 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/301f553496ac5d0218b28d277eb0ef0d.jpg?v=1791708233 Ritalin Impurity 2, 99.30% | 55557-03-4 Ritalin Impurity 2|C4X-28812|55557-03-4 https://www.jk-sci.com/products/s57c4x-289012 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_19d7f749-c725-44b2-a8d2-6d7b2ce6be16.png?v=1791708219 (5Z,8E,11E,14Z,17Z)-5,8,11,14,17-Ethyl Eicosapentaenoate, 95.70% (5Z,8E,11E,14Z,17Z)-5,8,11,14,17-Ethyl Eicosapentaenoate|C4X-289012 https://www.jk-sci.com/products/s57c4x-101724 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dc5cc92c9a51778eac371f0646798d33.jpg?v=1791726216 Vardenafil Impurity 24, 94.60% | 910554-77-7 Vardenafil Impurity 24|C4X-101724|910554-77-7 https://www.jk-sci.com/products/s57c4x-28905 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/25ff26c21272fda68ba14fac9c31ca98.jpg?v=1791708207 ethyl (7Z,10Z,13Z,16Z)-icosa-7,10,13,16,19-pentaenoate, 96.30% | 2447131-66-8 ethyl (7Z,10Z,13Z,16Z)-icosa-7,10,13,16,19-pentaenoate|C4X-28905|2447131-66-8 https://www.jk-sci.com/products/s57c4x-28909 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d3995bab0cab5dbd02feaccee5971722.jpg?v=1791708199 (4Z,7Z,10Z,13Z,16Z)-4,7,10,13,16,19-Eicosahexaenoic acid ethyl ester, 93.80% | 2447131-67-9 (4Z,7Z,10Z,13Z,16Z)-4,7,10,13,16,19-Eicosahexaenoic acid ethyl ester|C4X-28909|2447131-67-9 https://www.jk-sci.com/products/s57c4x-289611 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/588bfbfc96e638cc2db9310219e1da35.jpg?v=1791708192 Vericiguat Impurity 11, 94.70% | 1350653-29-0 Vericiguat Impurity 11|C4X-289611|1350653-29-0 https://www.jk-sci.com/products/s57c4x-102860 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cb75e3f011e7bd24102434052822b90c.jpg?v=1791725886 Lurasidone Impurity 60, 99.50% | 1807983-61-4 Lurasidone Impurity 60|C4X-102860|1807983-61-4 https://www.jk-sci.com/products/s57c4x-10294 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/44108d8bb2fdf1f38c79d19db33049ac.jpg?v=1791725847 Clopidogrel EP impurity D, 98.10% | 1421283-60-4 Clopidogrel EP impurity D|C4X-10294|1421283-60-4 https://www.jk-sci.com/products/s57c4x-10449 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/523684.png?v=1791725527 Mosapride Impurity 9, 100.00% | 108282-38-8 Mosapride Impurity 9|C4X-10449|108282-38-8 https://www.jk-sci.com/products/s57c4x-1084 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/507662.png?v=1791724018 Roflumilast, 99.70% | 162401-32-3 Roflumilast|C4X-1084|162401-32-3 https://www.jk-sci.com/products/s57c4x-290211 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_bf22fcd4-29b1-4144-a5d1-8c7a551030b1.png?v=1791708180 Ozanimod Impurity 11, 92.40% Ozanimod Impurity 11|C4X-290211 https://www.jk-sci.com/products/s57c4x-28964 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f97c4565-c858-44b2-a90f-2114c72c3759.png?v=1791708184 Vericiguat Impurity 4, 96.10% Vericiguat Impurity 4|C4X-28964 https://www.jk-sci.com/products/s57c4x-29027 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_63c28946-1b4f-429f-b52e-1bc01485499c.png?v=1791708170 Ozanimod Impurity 27, 99.10% Ozanimod Impurity 27|C4X-29027 https://www.jk-sci.com/products/s57c4x-29030 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3c718629-aff4-4db8-a4b6-7ef5da19d7d3.png?v=1791708165 Ozanimod Impurity 30, 99.60% Ozanimod Impurity 30|C4X-29030 https://www.jk-sci.com/products/s57c4x-290317 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_926be25a-640e-4198-a4a5-17220cc18371.png?v=1791708157 Pemafibrate Impurity 17, 94.80% Pemafibrate Impurity 17|C4X-290317 https://www.jk-sci.com/products/s57c4x-290353 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3d3c5f69-8cb0-4aa9-a3ca-2d36ca838ca3.png?v=1791708148 Pemafibrate Impurity 53, 91.00% Pemafibrate Impurity 53|C4X-290353 https://www.jk-sci.com/products/s57c4x-29127 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4868e3f1625c1b869df6a5520d34c68a.jpg?v=1791708135 Resmetirom, Purity: 99.9% | 920509-32-6 Resmetirom|C4X-29127|920509-32-6 https://www.jk-sci.com/products/s57c4x-2908 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/498655_425ff833-e601-4701-9727-5c0d1b74c975.png?v=1791708142 Cinitapride Hydrogen Tartrate, 98.60% Cinitapride Hydrogen Tartrate|C4X-2908 https://www.jk-sci.com/products/s57c4x-1087133 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3683e884a672157f1f5ae10a4a27be15.jpg?v=1791723902 Tadalafil Impurity 133, Purity: 99.6% | 171596-44-4 Tadalafil Impurity 133|C4X-1087133|171596-44-4 https://www.jk-sci.com/products/s57c4x-291510 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b1629c9d-04eb-4937-92d5-3b40c991e8ca.png?v=1791708130 Letermovir Impurity 10, 97.20% Letermovir Impurity 10|C4X-291510 https://www.jk-sci.com/products/s57c4x-291531 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_cd3a8dfa-1194-46d2-b744-fd564828abc1.png?v=1791708119 Letermovir Impurity 31, Purity: 97.7% Letermovir Impurity 31|C4X-291531 https://www.jk-sci.com/products/s57c4x-109594 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1df08bc7-ae5a-45eb-8499-c35358ad6a4b.png?v=1791723467 Amlodipine Impurity 94 Oxalate, 94.90% Amlodipine Impurity 94 Oxalate|C4X-109594 https://www.jk-sci.com/products/s57c4x-291546 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d4555926-684f-4423-922e-e80ab7c041ef.png?v=1791708114 Letermovir Ethyl Ester Di-p-toluoyl-D-tartaric acid salt, 98.80% Letermovir Ethyl Ester Di-p-toluoyl-D-tartaric acid salt|C4X-291546 https://www.jk-sci.com/products/s57c4x-110126 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_fd3e57ae-855b-4899-8cb6-223fc8cff362.png?v=1791723183 Linagliptin Impurity 26, Purity: 97.3% Linagliptin Impurity 26|C4X-110126 https://www.jk-sci.com/products/s57c4x-29201 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2fe05402b4e41eaa1e91cf6074dacccc.jpg?v=1791708106 Probucol Impurity 1, 96.20% | 950-59-4 Probucol Impurity 1|C4X-29201|950-59-4 https://www.jk-sci.com/products/s57c4x-29221 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/10f566a7bb94caec93e6d5179b296b77.jpg?v=1791708106 6-Formyluracil, 91.30% | 1052405-08-9 6-Formyluracil|C4X-29221|1052405-08-9 https://www.jk-sci.com/products/s57c4x-11095 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ecda4d65f6ce995d883f01bdabe74ff8.jpg?v=1791722970 Citalopram EP Impurity B (Escitalopram EP Impurity B ), 94.90% | 411221-53-9 Citalopram EP Impurity B (Escitalopram EP Impurity B )|C4X-11095|411221-53-9 https://www.jk-sci.com/products/s57c4x-12987 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/34c6f19a86f4897299d3c0d15f59096e.jpg?v=1791719562 Dobutamine Impurity 7, 99.70% | 126521-63-9 Dobutamine Impurity 7|C4X-12987|126521-63-9 https://www.jk-sci.com/products/s57c4x-292411 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_93ef25e1-840d-46f2-a06b-6b647bf2a869.png?v=1791708099 Mirogabalin Impurity 11, Purity: 100.0% Mirogabalin Impurity 11|C4X-292411 https://www.jk-sci.com/products/s57c4x-13304 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9fd99f770fd6ce648fa7d7854d17c175.jpg?v=1791719283 Caffeine EP Impurity E, 96.50% | 20041-90-1 Caffeine EP Impurity E|C4X-13304|20041-90-1 https://www.jk-sci.com/products/s57c4x-292429 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f63c8233-9cfd-4300-8c82-d9adf3ea61d9.png?v=1791708096 Mirogabalin Impurity 29, 97.60% Mirogabalin Impurity 29|C4X-292429 https://www.jk-sci.com/products/s57c4x-136224 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/17fd913d49327b026b6574fde44eca61.jpg?v=1791718692 Ciprofloxacin Impurity 24 HCl, 99.80% | 526204-10-4 Ciprofloxacin Impurity 24 HCl|C4X-136224|526204-10-4 https://www.jk-sci.com/products/s57c4x-292439 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f8204064-1091-4234-af4a-8b176acd183b.png?v=1791708092 Mirogabalin Impurity 39, 91.20% Mirogabalin Impurity 39|C4X-292439 https://www.jk-sci.com/products/s57c4x-139524 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/387398.png?v=1791718183 7,8-Dihydro-L-biopterin, 88.20% | 6779-87-9 7,8-Dihydro-L-biopterin|C4X-139524|6779-87-9 https://www.jk-sci.com/products/s57c4x-292442 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1365bdd4d8cabfa979cde8aede3c6a28.jpg?v=1791708089 Mirogabalin Impurity 42, 99.50% | 1138245-50-7 Mirogabalin Impurity 42|C4X-292442|1138245-50-7 https://www.jk-sci.com/products/s57c4x-292454 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1a2d7e5b27ff3d477aebd39826c9cc8c.jpg?v=1791708086 Mirogabalin Impurity 54, 97.10% | 3003799-01-4 Mirogabalin Impurity 54|C4X-292454|3003799-01-4 https://www.jk-sci.com/products/s57c4x-292463 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9f649062f9f529922189f7720d394270.jpg?v=1791708081 Mirogabalin Impurity 63, 99.60% | 1644251-70-6 Mirogabalin Impurity 63|C4X-292463|1644251-70-6 https://www.jk-sci.com/products/s57c1310803 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b69c580de6f03060e3cd066864101b93.jpg?v=1791729909 1-(3-Chloropropyl)piperidine, 92.80% | 1458-63-5 1-(3-Chloropropyl)piperidine|C1310803|1458-63-5 https://www.jk-sci.com/products/s57c1311075 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c6463762fe8af72df2ccd8d4dc7bcd5d.jpg?v=1791729899 Miglitol Impurity N1, Purity: 98.6% | 1459288-93-7 Miglitol Impurity N1|C1311075|1459288-93-7 https://www.jk-sci.com/products/s57c4x-292459 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d0b36648-2c68-428a-9222-52837c0a06b8.png?v=1791708081 Mirogabalin Impurity 59 (S)-Almond Acid Salt, 96.30% Mirogabalin Impurity 59 (S)-Almond Acid Salt|C4X-292459 https://www.jk-sci.com/products/s57c4x-292468 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_00ef6b27-0ca2-43dd-8505-49789707fe90.png?v=1791708075 Mirogabalin impurity 68, 93.10% Mirogabalin impurity 68|C4X-292468 https://www.jk-sci.com/products/s57c4x-292492 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6e099923-1998-4439-92f3-6467ebaa7f13.png?v=1791708070 Mirogabalin Impurity 92, 96.20% Mirogabalin Impurity 92|C4X-292492 https://www.jk-sci.com/products/s57c4x-29305 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/433895.png?v=1791708066 Sulindac, 99.60% | 38194-50-2 Sulindac|C4X-29305|38194-50-2 https://www.jk-sci.com/products/s57c1376667 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/540843.png?v=1791729742 3-Chlorothiophene, 95.10% | 17249-80-8 3-Chlorothiophene|C1376667|17249-80-8 https://www.jk-sci.com/products/s57c4x-29309 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d32f062e-b590-4861-8be7-c81caaf7f11f.png?v=1791708061 Sulindac Impurity 9, purity：98% Sulindac Impurity 9|C4X-29309 https://www.jk-sci.com/products/s57c4x-29361 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/507856_6cda103b-3e15-4f64-8159-baa02f691d38.png?v=1791708061 2-(2-Nitrophenyl)acetonitrile, Purity: 99.8% | 610-66-2 2-(2-Nitrophenyl)acetonitrile|C4X-29361|610-66-2 https://www.jk-sci.com/products/s57c4x-2937 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ef6a5a30435263f77580e4e5742e8be9.jpg?v=1791708058 Abemaciclib, 99.30% | 1231929-97-7 Abemaciclib|C4X-2937|1231929-97-7 https://www.jk-sci.com/products/s57c1469544 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5b86398a59a6dd9eb3d1e6bb361c154d.jpg?v=1791729618 (2S,3R)-Methyl 2-amino-3-(tert-butoxy)butanoate | 24205-25-2 (2S,3R)-Methyl 2-amino-3-(tert-butoxy)butanoate|C1469544|24205-25-2 https://www.jk-sci.com/products/s57c4x-293713 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cf1070cac4f9d0bf8bee9665c41ec0d5.jpg?v=1791708051 Abemaciclib Impurity 13, 96.30% | 1648707-16-7 Abemaciclib Impurity 13|C4X-293713|1648707-16-7 https://www.jk-sci.com/products/s57c4x-293715 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7c136f1d-0c15-4bc7-a77a-629e41dcd33a.png?v=1791708046 Abemaciclib Impurity 15 Formate, 86.80% Abemaciclib Impurity 15 Formate|C4X-293715 https://www.jk-sci.com/products/s57c4x-293718 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5c475351-ebda-46ef-ad92-c920fe448aaf.png?v=1791708043 Abemaciclib Impurity 18, 95.00% Abemaciclib Impurity 18|C4X-293718 https://www.jk-sci.com/products/s57c4x-293721 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_591256da-7c75-46fe-86e6-47516e587e68.png?v=1791708038 Abemaciclib Impurity 21, 98.90% Abemaciclib Impurity 21|C4X-293721 https://www.jk-sci.com/products/s57c4x-294915 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/578bb5310ec535ef0ec214f144fe8958.jpg?v=1791708018 Lodoxamide lmpurity 15, Purity: 98.6% | 67605-91-8 Lodoxamide lmpurity 15|C4X-294915|67605-91-8 https://www.jk-sci.com/products/s57c1602879 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/515196.png?v=1791729334 2,6-Difluorobenzenesulfonyl chloride, 98.00% | 60230-36-6 2,6-Difluorobenzenesulfonyl chloride|C1602879|60230-36-6 https://www.jk-sci.com/products/s57c1618716 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/67b39887a89f36382300e20d219538a6.jpg?v=1791729286 2-Bromo-n-propylacetamide, 93.20% | 5395-67-5 2-Bromo-n-propylacetamide|C1618716|5395-67-5 https://www.jk-sci.com/products/s57c1622921 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/82902797c0b19083f078b5909cd8917a.jpg?v=1791729272 2-Chloro-6-nitroanisole, 99.60% | 80866-77-9 2-Chloro-6-nitroanisole|C1622921|80866-77-9 https://www.jk-sci.com/products/s57c4x-29373 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_24d6ee5b-9864-4a3a-80cd-bfc682de57c2.png?v=1791708035 Abemaciclib Impurity 3, 99.90% Abemaciclib Impurity 3|C4X-29373 https://www.jk-sci.com/products/s57c1672709 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a3aebaad207646b7ee879740d0213d3e.jpg?v=1791729180 3-Bromo-N-phenylaniline, Purity: 98.8% | 88280-58-4 3-Bromo-N-phenylaniline|C1672709|88280-58-4 https://www.jk-sci.com/products/s57c4x-293782 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a2f8af6e-6065-4606-abb9-e4d0b2175d9a.png?v=1791708029 Abemaciclib Impurity 82, 94.30% Abemaciclib Impurity 82|C4X-293782 https://www.jk-sci.com/products/s57c4x-293742 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c75432acd466c6f9f5089cd218c7ef86.jpg?v=1791708034 Abemaciclib Impurity 42, 94.40% | 1231930-57-6 Abemaciclib Impurity 42|C4X-293742|1231930-57-6 https://www.jk-sci.com/products/s57c4x-29446 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a86fe632-3803-4bb7-b6b1-af670702a216.png?v=1791708023 Polidocanol Impurity 6, 99.00% Polidocanol Impurity 6|C4X-29446 https://www.jk-sci.com/products/s57c4x-29473 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/24ffe54eb09d0cf903eac4ae35f95dab.jpg?v=1791708024 Lactitol Impurity 3, Purity: 97.4% | 96130-71-1 Lactitol Impurity 3|C4X-29473|96130-71-1 https://www.jk-sci.com/products/s57c1830194 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8d48b0b2a4b2eac72509eb656f044ee0.jpg?v=1791728653 N5-((R)-3-(((R)-2-((S)-4-amino-4-carboxybutanamido)-2-carboxyethyl)disulfanyl)-1-((carboxymethyl)amino)-1-oxopropan-2-yl)-L-glutamine, Purity: 97.6% | 90663-73-3 N5-((R)-3-(((R)-2-((S)-4-amino-4-carboxybutanamido)-2-carboxyethyl)disulfanyl)-1-((carboxymethyl)amino)-1-oxopropan-2-yl)-L-glutamine|C1830194|90663-73-3 https://www.jk-sci.com/products/s57c4x-29511 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9b3ab58a15e66943bb6775eb7bb6e38c.jpg?v=1791708015 Probenecid EP Impurity A, 98.10% | 636-78-2 Probenecid EP Impurity A|C4X-29511|636-78-2 https://www.jk-sci.com/products/s57c4x-29612 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/129858.png?v=1791708009 Linolenic Acid Ethyl Ester, 98.80% | 1191-41-9 Linolenic Acid Ethyl Ester|C4X-29612|1191-41-9 https://www.jk-sci.com/products/s57c1910139 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/324930_c32c8502-918a-4996-8c3d-b6fc29ee4498.png?v=1791728360 Trifluoromethanesulfonic anhydride, 98.10% | 358-23-6 Trifluoromethanesulfonic anhydride|C1910139|358-23-6 https://www.jk-sci.com/products/s57c4x-297810 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e7c470db54cdffa2f3701c46872f2d86.jpg?v=1791708008 Pyronaridine Impurity 10, 99.10% | 6626-40-0 Pyronaridine Impurity 10|C4X-297810|6626-40-0 https://www.jk-sci.com/products/s57c4x-29789 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/334575_b2235875-345f-4af1-8bb9-f2cdab77f7a3.png?v=1791707999 5-Amino-2-methoxypyridine, 94.90% | 6628-77-9 5-Amino-2-methoxypyridine|C4X-29789|6628-77-9 https://www.jk-sci.com/products/s57c4x-2988 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/df4438b5598511da7a52e100a3c4df6b.jpg?v=1791707995 Belumosudil Mesylate, 99.00% | 2109704-99-4 Belumosudil Mesylate|C4X-2988|2109704-99-4 https://www.jk-sci.com/products/s57c4x-29921 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/346832_b5f1ac4c-29d5-4f60-b77f-b078078fec99.png?v=1791707987 2-Amino-4-chlorobenzoic acid, 98.40% | 89-77-0 2-Amino-4-chlorobenzoic acid|C4X-29921|89-77-0 https://www.jk-sci.com/products/s57c4x-298830 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2518a276-a96d-4cbb-939a-dbfcb607dd1a.png?v=1791707991 Belumosudil Impurity 30, 99.20% Belumosudil Impurity 30|C4X-298830 https://www.jk-sci.com/products/s57c1916488 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c23519ffc51f0077e3873a936a49fc7b.jpg?v=1791728295 tert-Butylsulfinyl Chloride, 93.50% | 31562-43-3 tert-Butylsulfinyl Chloride|C1916488|31562-43-3 https://www.jk-sci.com/products/s57c4x-29922 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/583625_aa04a40b-1015-4988-90b1-e13238ad294c.png?v=1791707988 Mefatinib Impurity 2, 98.20% | 31374-18-2 Mefatinib Impurity 2|C4X-29922|31374-18-2 https://www.jk-sci.com/products/s57c4x-29924 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/344a8516bd00a266989624115ad9cc58_f0730ad7-8494-430b-bd7b-7a1aafd8bd56.jpg?v=1791707982 Mefatinib Impurity 4, 95.70% | 1012057-47-4 Mefatinib Impurity 4|C4X-29924|1012057-47-4 https://www.jk-sci.com/products/s57c4x-29961 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/109b20d20e1e0f1c7608ffb6c9dc9135.jpg?v=1791707972 Pentaerythritol Dipropionate, 98.10% | 103839-42-5 Pentaerythritol Dipropionate|C4X-29961|103839-42-5 https://www.jk-sci.com/products/s57c1930011 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b78167cd37e631329683409cdc583027.jpg?v=1791728104 Baloxavir Impurity C19, 100.00% | 1985606-48-1 Baloxavir Impurity C19|C1930011|1985606-48-1 https://www.jk-sci.com/products/s57c3d-2566 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_766df1c8-6c12-44bb-8cd6-3ec222d43abb.png?v=1791727937 (S)-2,5-diamino-N-((S)-4,5-diamino-5-oxopentyl)pentanamide XTFA, 32.40% (S)-2,5-diamino-N-((S)-4,5-diamino-5-oxopentyl)pentanamide XTFA|C3D-2566 https://www.jk-sci.com/products/s57c4x-29926 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8348a106e44e02495518e06991386b7d.jpg?v=1791707977 Mefatinib Impurity 6, 94.50% | 1417695-76-1 Mefatinib Impurity 6|C4X-29926|1417695-76-1 https://www.jk-sci.com/products/s57c3d-3550 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/153860.png?v=1791727407 1,2-Distearoyl-sn-glycero-3-phosphoethanolamine, 90.20% | 1069-79-0 1,2-Distearoyl-sn-glycero-3-phosphoethanolamine|C3D-3550|1069-79-0 https://www.jk-sci.com/products/s57c4x-29965 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/327c6b99ad6b3f60a5e92e726719e273.jpg?v=1791707967 Acrylic Acid Impurity 5 Sodium Salt, 91.90% | 142047-97-0 Acrylic Acid Impurity 5 Sodium Salt|C4X-29965|142047-97-0 https://www.jk-sci.com/products/s57c3d-3629 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/322088.png?v=1791727371 (S)-Epichlorohydrin, 99.20% | 67843-74-7 (S)-Epichlorohydrin|C3D-3629|67843-74-7 https://www.jk-sci.com/products/s57c4x-30004 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dd22240743e9bf2beb239f27e9e64dbe.jpg?v=1791707967 Gliquidone Impurity 4, 96.00% | 191988-38-2 Gliquidone Impurity 4|C4X-30004|191988-38-2 https://www.jk-sci.com/products/s57c4x-30074 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/45911c108063404895c1a29e3432b6ad.jpg?v=1791707960 Maribavir Impurity 4, Purity: 99.8% | 176161-52-7 Maribavir Impurity 4|C4X-30074|176161-52-7 https://www.jk-sci.com/products/s57c3d-5665 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/87399359ebdbb2caaa1ad22185137fe7.jpg?v=1791726866 (S)-3-Amino-piperidine-2-one Hydrochloride, 92.40% | 42538-31-8 (S)-3-Amino-piperidine-2-one Hydrochloride|C3D-5665|42538-31-8 https://www.jk-sci.com/products/s57c4x-30111 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f8087995-721c-4077-b69e-274376810cef.png?v=1791707957 Ertugliflozin impurity 1, 94.30% Ertugliflozin impurity 1|C4X-30111 https://www.jk-sci.com/products/s57c4x-301116 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8dbf2368-b377-4f22-aa79-1eecd8bdae08.png?v=1791707955 Ertugliflozin impurity 16, 99.10% Ertugliflozin impurity 16|C4X-301116 https://www.jk-sci.com/products/s57c4x-30112 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5269104f-8aab-461e-9fc8-eb45718d60a3.png?v=1791707951 Ertugliflozin impurity 2, 96.70% Ertugliflozin impurity 2|C4X-30112 https://www.jk-sci.com/products/s57c4x-301126 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_593faf27-c14d-41be-8000-7a485a7ec416.png?v=1791707946 Ertugliflozin impurity 26, 92.80% Ertugliflozin impurity 26|C4X-301126 https://www.jk-sci.com/products/s57c4x-301130 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f822787ee3a7eefe253acdc16d306ffd.jpg?v=1791707947 Ertugliflozin impurity 30, 99.50% | 1298086-18-6 Ertugliflozin impurity 30|C4X-301130|1298086-18-6 https://www.jk-sci.com/products/s57c3d-5686 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/258560.png?v=1791726855 3-Chlorobenzoyl Chloride, 98.40% | 618-46-2 3-Chlorobenzoyl Chloride|C3D-5686|618-46-2 https://www.jk-sci.com/products/s57c4x-301132 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/aa1481075099e53e16730763e2a14d3e.jpg?v=1791707942 Ertugliflozin impurity 32, 95.90% | 1298086-20-0 Ertugliflozin impurity 32|C4X-301132|1298086-20-0 https://www.jk-sci.com/products/s57c4x-30114 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1054bbadfa4942e5183e3064b215c573.jpg?v=1791707937 Ertugliflozin impurity 4, 92.20% | 1528636-22-7 Ertugliflozin impurity 4|C4X-30114|1528636-22-7 https://www.jk-sci.com/products/s57c4x-301813 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_37bc5456-e39d-4cac-b713-1d521455273d.png?v=1791707926 Oclacitinib impurity 13, Purity: 99.8% Oclacitinib impurity 13|C4X-301813 https://www.jk-sci.com/products/s57c4x-30119 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/46818e7c7d45c5720a67d4c46c81244e.jpg?v=1791707937 Ertugliflozin impurity 9, 94.60% | 1528636-45-4 Ertugliflozin impurity 9|C4X-30119|1528636-45-4 https://www.jk-sci.com/products/s57c4x-101117 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4a16a4608db5a864f4ce1669e2e2f3eb.jpg?v=1791726300 Oxiracetam Impurity 17, 97.70% | 25747-41-5 Oxiracetam Impurity 17|C4X-101117|25747-41-5 https://www.jk-sci.com/products/s57c4x-3032 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5a0ac9a7-92ba-4066-a729-30fa2b97774c.png?v=1791707921 Janagliflozin Proline, 99.10% Janagliflozin Proline|C4X-3032 https://www.jk-sci.com/products/s57c4x-103226 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/538344_bdbca2c7-e2d8-47c3-890e-32b5d2fa8661.png?v=1791725764 Mirabegron Impurity 26, 97.70% | 1603-91-4 Mirabegron Impurity 26|C4X-103226|1603-91-4 https://www.jk-sci.com/products/s57c4x-30241 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/67ad7e64e39fc54a6ed8bdad5d427f17.jpg?v=1791707926 Pemigatinib, 99.90% | 1513857-77-6 Pemigatinib|C4X-30241|1513857-77-6 https://www.jk-sci.com/products/s57c4x-106863 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/442190_a46b28a7-91f1-4048-87a8-1c38fb8ca05e.png?v=1791724713 Imatinib Impurity 63, 99.10% | 99-94-5 Imatinib Impurity 63|C4X-106863|99-94-5 https://www.jk-sci.com/products/s57c4x-107314 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/142081_5f53022d-6639-4026-94f3-b292c551cfb9.png?v=1791724549 Linezolid Impurity 14, 99.40% | 1445-69-8 Linezolid Impurity 14|C4X-107314|1445-69-8 https://www.jk-sci.com/products/s57c4x-108015 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4a9d15ac8c8236b5baa7bbc54ba7bb63.jpg?v=1791724213 Etoricoxib Impurity 15, 98.40% | 307531-96-0 Etoricoxib Impurity 15|C4X-108015|307531-96-0 https://www.jk-sci.com/products/s57c4x-30331 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4b34984b510603c2dc6e521d966facbe.jpg?v=1791707916 Dabrafenib Impurity 1, 98.70% | 2017554-98-0 Dabrafenib Impurity 1|C4X-30331|2017554-98-0 https://www.jk-sci.com/products/s57c4x-12036 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f67fb59fd2d18808f1162eac4abbcb9c.jpg?v=1791720687 Bupropion USP Related Compound F, 90.50% | 857233-13-7 Bupropion USP Related Compound F|C4X-12036|857233-13-7 https://www.jk-sci.com/products/s57c4x-1254112 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/500741.png?v=1791719826 Tirofiban Impurity 112, 91.10% | 504-63-2 Tirofiban Impurity 112|C4X-1254112|504-63-2 https://www.jk-sci.com/products/s57c4x-303319 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5753a0619f5b636ea8c4753be2aa9821.jpg?v=1791707916 Dabrafenib Impurity 19, Purity: 99.2% | 1907654-22-1 Dabrafenib Impurity 19|C4X-303319|1907654-22-1 https://www.jk-sci.com/products/s57c4x-13582 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/41ec678989233444ddd5805a880473e5.jpg?v=1791718775 Cefditoren Impurity 2, 98.40% | 138514-32-6 Cefditoren Impurity 2|C4X-13582|138514-32-6 https://www.jk-sci.com/products/s57c4x-1388 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/469240_6266161b-fd24-4ca1-85a2-312650ebc100.png?v=1791718321 Azacitidine, 96.40% | 320-67-2 Azacitidine|C4X-1388|320-67-2 https://www.jk-sci.com/products/s57c4x-13929 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f7c5e565450698ce960c4f2f08c26692.jpg?v=1791718229 Famotidine EP Impurity I, 91.30% | 1020719-36-1 Famotidine EP Impurity I|C4X-13929|1020719-36-1 https://www.jk-sci.com/products/s57c4x-303323 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f40e2619-8c13-47a0-a20a-02d1d9ddf0c5.png?v=1791707911 Dabrafenib Impurity 23, 99.40% Dabrafenib Impurity 23|C4X-303323 https://www.jk-sci.com/products/s57c4x-30335 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_35bc6f29-756c-45ba-ba22-66d2dfeece00.png?v=1791707906 Dabrafenib Impurity 5, 99.30% Dabrafenib Impurity 5|C4X-30335 https://www.jk-sci.com/products/s57c4x-14254 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/510852.png?v=1791717631 Amiodarone EP Impurity D, 99.70% | 1951-26-4 Amiodarone EP Impurity D|C4X-14254|1951-26-4 https://www.jk-sci.com/products/s57c4x-304114 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7c0f7f64-3509-497f-9b98-7eb06fb80812.png?v=1791707897 Difelikefalin Impurity 14, Purity: 98.9% Difelikefalin Impurity 14|C4X-304114 https://www.jk-sci.com/products/s57c1354564 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/380358.png?v=1791729781 4-(Difluoromethoxy)-3-methoxybenzoic acid, 99.80% | 162401-59-4 4-(Difluoromethoxy)-3-methoxybenzoic acid|C1354564|162401-59-4 https://www.jk-sci.com/products/s57c4x-30357 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2fb33784-fc2d-424b-8eb2-8830d319f816.png?v=1791707901 Cefovecin impurity 7, 80.90% Cefovecin impurity 7|C4X-30357 https://www.jk-sci.com/products/s57c1715185 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f181f0a1432237ee34838e630059a868.jpg?v=1791729091 4-Bromo-2-methylbut-1-ene, 92.20% | 20038-12-4 4-Bromo-2-methylbut-1-ene|C1715185|20038-12-4 https://www.jk-sci.com/products/s57c1721631 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/80f530c782b498f19aa9a245336c7b75.jpg?v=1791729073 4-Chloropyridine-2-Sulfonamide, 98.90% | 57724-91-1 4-Chloropyridine-2-Sulfonamide|C1721631|57724-91-1 https://www.jk-sci.com/products/s57c1790152 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f0122246-4100-4107-bfe6-787024119815.png?v=1791728922 Atracurium Impurity 5 (Tartrate), 94.50% Atracurium Impurity 5 (Tartrate)|C1790152 https://www.jk-sci.com/products/s57c4x-304125 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d54386c4-8fe7-40f2-af80-a168593d73b6.png?v=1791707893 Difelikefalin Impurity 25 Trifluoroacetic acid, 84.80% Difelikefalin Impurity 25 Trifluoroacetic acid|C4X-304125 https://www.jk-sci.com/products/s57c3d-25929 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/538724_850d0c58-140e-4ba0-b7f4-a01fe9da6f99.png?v=1791727833 4-(Bromomethyl)-3-methoxybenzonitrile, Purity: 96.3% | 104436-60-4 4-(Bromomethyl)-3-methoxybenzonitrile|C3D-25929|104436-60-4 https://www.jk-sci.com/products/s57c3d-26023 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/502553_844db320-2879-49e1-9bf2-b9f18d61d1d7.png?v=1791727786 Methyl 4-aminobutyrate hydrochloride, 98.80% | 13031-60-2 Methyl 4-aminobutyrate hydrochloride|C3D-26023|13031-60-2 https://www.jk-sci.com/products/s57c3d-3238 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/594443.png?v=1791727497 L-aspartic Acid Potasium Salt, 95.10% | 1115-63-5 L-aspartic Acid Potasium Salt|C3D-3238|1115-63-5 https://www.jk-sci.com/products/s57c3d-5908 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c7f424571535e56c5d2fc0298ff0def9.jpg?v=1791726777 8(Z),11(Z),14(Z),17(Z)-Octadecatetraenoic Acid Ethyl Ester, 96.60% | 2580285-53-4 8(Z),11(Z),14(Z),17(Z)-Octadecatetraenoic Acid Ethyl Ester|C3D-5908|2580285-53-4 https://www.jk-sci.com/products/s57c4x-304146 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8794ba256ce1162edee1ee22ca1553b1.jpg?v=1791707892 Difelikefalin Impurity 46, Purity: 99.8% | 1021171-64-1 Difelikefalin Impurity 46|C4X-304146|1021171-64-1 https://www.jk-sci.com/products/s57c4x-304150 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8444e581-4906-464a-a17e-43a5bbe04103.png?v=1791707888 Difelikefalin Impurity 50, Purity: 99.7% Difelikefalin Impurity 50|C4X-304150 https://www.jk-sci.com/products/s57c4x-304211 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9e3b57c4-dc35-48c3-ab2c-ad6c0aaa9800.png?v=1791707886 Lemborexant impurity 11, 96.10% Lemborexant impurity 11|C4X-304211 https://www.jk-sci.com/products/s57c4x-304214 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2f58865b-4a0b-49df-90e4-fb31ce037111.png?v=1791707880 Lemborexant impurity 14, 98.70% Lemborexant impurity 14|C4X-304214 https://www.jk-sci.com/products/s57c4x-304220 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_27268229-a180-4d8c-a033-75725f0f2543.png?v=1791707878 Lemborexant Impurity 19, Purity: 98.9% Lemborexant Impurity 19|C4X-304220 https://www.jk-sci.com/products/s57c4x-100858 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dd40bfa58e0a0d18611130d9f4e24830.jpg?v=1791726413 Aripiprazole Impurity 58, 95.20% | 1424857-63-5 Aripiprazole Impurity 58|C4X-100858|1424857-63-5 https://www.jk-sci.com/products/s57c4x-101640 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/212ad716834954823613fc921de9f8b7.jpg?v=1791726237 Enzalutamide Impurity 40, 90.90% | 3079438-61-9 Enzalutamide Impurity 40|C4X-101640|3079438-61-9 https://www.jk-sci.com/products/s57c4x-304224 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5d1e3747-f1d6-450f-aa70-e221643496a7.png?v=1791707874 Lemborexant Impurity 24, Purity: 99.4% Lemborexant Impurity 24|C4X-304224 https://www.jk-sci.com/products/s57c4x-30426 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8a19d6229b5b0a17de0c62179fd231db.jpg?v=1791707870 Lemborexant impurity 6, 90.40% | 3070371-41-1 Lemborexant impurity 6|C4X-30426|3070371-41-1 https://www.jk-sci.com/products/s57c4x-304230 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_90eded38-2ea6-47af-b9c8-3400f1a2c411.png?v=1791707872 Lemborexant Impurity 30, Purity: 96.1% Lemborexant Impurity 30|C4X-304230 https://www.jk-sci.com/products/s57c4x-30428 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5c401532-fde6-4eb5-87b7-840eb2bc47d0.png?v=1791707865 Lemborexant impurity 8, Purity: 99.8% Lemborexant impurity 8|C4X-30428 https://www.jk-sci.com/products/s57c4x-3045 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0ea5ce6246b8b4cfdb1edc6729037cc6.jpg?v=1791707862 Isosulfan Blue, Purity: 99.9% | 68238-36-8 Isosulfan Blue|C4X-3045|68238-36-8 https://www.jk-sci.com/products/s57c4x-102054 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/330c9f315c1c1ba19e92adbf649e180d.jpg?v=1791726049 Vonoprazan Impurity 54, 97.90% | 1421640-34-7 Vonoprazan Impurity 54|C4X-102054|1421640-34-7 https://www.jk-sci.com/products/s57c4x-103129 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2f41d2f811b1d0bce9cba35066611991.jpg?v=1791725799 Montelukast Impurity 29, 93.50% | 184764-13-4 Montelukast Impurity 29|C4X-103129|184764-13-4 https://www.jk-sci.com/products/s57c4x-103518 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b5460259dadb2508089b3e72c52ef33d_6046fb24-c245-416e-bdb2-7fcf7f889f78.jpg?v=1791725697 Piperonylic Acid, 99.10% | 94-53-1 Piperonylic Acid|C4X-103518|94-53-1 https://www.jk-sci.com/products/s57c4x-30521 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2a6d5067b35125b47cf5917ddbe50bed_ebc77a03-7b74-4a83-9603-a06d46929dd9.jpg?v=1791707857 2-Chloroquinolin-6-ol, 98.80% | 577967-89-6 2-Chloroquinolin-6-ol|C4X-30521|577967-89-6 https://www.jk-sci.com/products/s57c4x-104316 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4a0389644521186eb8ab82d836d47cba.jpg?v=1791725577 Celecoxib Impurity 16, 99.20% | 915280-81-8 Celecoxib Impurity 16|C4X-104316|915280-81-8 https://www.jk-sci.com/products/s57c4x-30596 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_15efe5b8-3f3c-4365-b23e-ec06bd3ad66f.png?v=1791707850 Mavacoxib Impurity 6, Purity: 98.6% Mavacoxib Impurity 6|C4X-30596 https://www.jk-sci.com/products/s57c4x-30591 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_cfe4c06a-5437-4a02-ae72-05afb793a89d.png?v=1791707854 Mavacoxib Impurity 1, 94.90% Mavacoxib Impurity 1|C4X-30591 https://www.jk-sci.com/products/s57c4x-109112 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6faf5217218e545244050ca5b31caee9.jpg?v=1791723642 Milrinone Impurity 12, 92.10% | 156033-07-7 Milrinone Impurity 12|C4X-109112|156033-07-7 https://www.jk-sci.com/products/s57c4x-30744 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6f4a75c5-4bd1-47b7-95cd-34642ab43664.png?v=1791707846 Morantel Impurity 4, 96.30% Morantel Impurity 4|C4X-30744 https://www.jk-sci.com/products/s57c4x-31064 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1a53b1d92d06f14b860612a817c3437e.jpg?v=1791707840 Darolutamide impurity 4, 99.60% | 1297537-41-7 Darolutamide impurity 4|C4X-31064|1297537-41-7 https://www.jk-sci.com/products/s57c4x-31081 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/357e943e422cf4ed8ed486dd91aa6bd5.jpg?v=1791707838 Pyridoxine Impurity 1, 90.60% | 5417-35-6 Pyridoxine Impurity 1|C4X-31081|5417-35-6 https://www.jk-sci.com/products/s57c4x-31282 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dd3cb8c456c6ca9cda9c0b38dc936d0b.jpg?v=1791707835 Nemonoxacin Impurity 2, 91.50% | 2770004-81-2 Nemonoxacin Impurity 2|C4X-31282|2770004-81-2 https://www.jk-sci.com/products/s57c4x-312825 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/233229.png?v=1791707832 Nemonoxacin Impurity 25, 98.80% | 221221-15-4 Nemonoxacin Impurity 25|C4X-312825|221221-15-4 https://www.jk-sci.com/products/s57c4x-113020 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/909104b4a091ff46704ca6d61676db30.jpg?v=1791722353 Ilaprazole-d3, 91.20% | 1070969-17-3 Ilaprazole-d3|C4X-113020|1070969-17-3 https://www.jk-sci.com/products/s57c4x-238110 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f230fcdc36fb8e264e27ea2465cc5fe4.jpg?v=1791709631 Fluocinolone Acetonide EP Impurity J, 94.40% | 1361531-95-4 Fluocinolone Acetonide EP Impurity J|C4X-238110|1361531-95-4 https://www.jk-sci.com/products/s57c4x-2429147 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_aa5c732f-45bc-4d88-b01b-847c9c99694c.png?v=1791709339 Relugoli Impurity 147, 94.80% Relugoli Impurity 147|C4X-2429147 https://www.jk-sci.com/products/s57c4x-246635 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d8be8f53e3a4ce472947a1889940045a.jpg?v=1791709157 Labetalol EP Impurity B HCl, 98.30% | 33778-93-7 Labetalol EP Impurity B HCl|C4X-246635|33778-93-7 https://www.jk-sci.com/products/s57c4x-249419 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b11d9b60-92bc-4ea7-bbf1-4c3ced7a5170.png?v=1791709032 Dotinurad Impurity 19, 93.10% Dotinurad Impurity 19|C4X-249419 https://www.jk-sci.com/products/s57c4x-25039 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/309350_43113d6d-0fea-4193-9ec0-88b1250af75f.png?v=1791708944 Indocyanine Green Impurity 9, Purity: 99.0% | 41532-84-7 Indocyanine Green Impurity 9|C4X-25039|41532-84-7 https://www.jk-sci.com/products/s57c4x-24871 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0dc4324155d9cd2ad7cac788da32c08f.jpg?v=1791709090 Rimegepant 1/2Sulfate 3/2Trihydrate, 99.20% | 1374024-48-2 Rimegepant 1/2Sulfate 3/2Trihydrate|C4X-24871|1374024-48-2 https://www.jk-sci.com/products/s57c4x-24083 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/75ad6f10a0e7010d21a7c42bd6c6f9f8.jpg?v=1791709461 Desmethyl Cariprazine, 97.80% | 839712-15-1 Desmethyl Cariprazine|C4X-24083|839712-15-1 https://www.jk-sci.com/products/s57c4x-252010 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_77aadd4b-cbfc-4f9d-8d13-775c129fbcf4.png?v=1791708917 Pitolisant impurity 10, 98.10% Pitolisant impurity 10|C4X-252010 https://www.jk-sci.com/products/s57c4x-252038 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7064e17a-6a44-49b0-918f-51db1e7dda67.png?v=1791708892 Pitolisant impurity 38, 94.90% Pitolisant impurity 38|C4X-252038 https://www.jk-sci.com/products/s57c4x-12129 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2c0fb75f1371d875dbcb7ba28244bd99.jpg?v=1791720498 Ceftazidime EP Impurity G, 90.40% | 194241-83-3 Ceftazidime EP Impurity G|C4X-12129|194241-83-3 https://www.jk-sci.com/products/s57c4x-245811 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5ff08d3a5c67b5fe5b4c038b9595df72.jpg?v=1791709226 4-Bromo-1-butanol (contains varying amounts of Tetrahydrofuran), 72.90% | 33036-62-3 4-Bromo-1-butanol (contains varying amounts of Tetrahydrofuran)|C4X-245811|33036-62-3 https://www.jk-sci.com/products/s57c4x-12401 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a83a8a7b8d0ac103d21c93381b009584.jpg?v=1791720104 Ziprasidone EP Impurity E, 93.40% | 1159977-04-4 Ziprasidone EP Impurity E|C4X-12401|1159977-04-4 https://www.jk-sci.com/products/s57c4x-25795 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/320407_13ef333e-337a-48b2-8965-461467450b71.png?v=1791708787 Methyl 4-Aminobenzoate, 99.10% | 619-45-4 Methyl 4-Aminobenzoate|C4X-25795|619-45-4 https://www.jk-sci.com/products/s57c4x-253620 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/367024_fe21443c-1908-45bb-889d-763da1215730.png?v=1791708847 H-L-ASP-L-ASP-OH, Purity: 100.0% | 58471-53-7 H-L-ASP-L-ASP-OH|C4X-253620|58471-53-7 https://www.jk-sci.com/products/s57c4x-260613 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e5c3922be5110295dd6e297c60508c00.jpg?v=1791708746 Pretomanid Impurity 13, 98.00% | 2982828-82-8 Pretomanid Impurity 13|C4X-260613|2982828-82-8 https://www.jk-sci.com/products/s57c4x-135824 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d3066e2cdd6218b780eaf9cf4aeb5e30.jpg?v=1791718771 Cefditoren Impurity 24, 91.20% | 2409806-43-3 Cefditoren Impurity 24|C4X-135824|2409806-43-3 https://www.jk-sci.com/products/s57c4x-262154 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_65e020d4-8b58-474d-80c7-10d2cc5fa398.png?v=1791708683 Landiolol Nitroso Impurity 54, 98.10% Landiolol Nitroso Impurity 54|C4X-262154 https://www.jk-sci.com/products/s57c4x-152212 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6cafa6ba-b8d5-4e86-9191-191d7ee6a431.png?v=1791716191 Open-ring Desulfated Aztreonam Ethyl Ester 1, 93.50% Open-ring Desulfated Aztreonam Ethyl Ester 1|C4X-152212 https://www.jk-sci.com/products/s57c4x-26361 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/503995_6b684294-7db5-4ce2-b5e6-9168f20d6318.png?v=1791708636 2-Fluoronaphthalene, 98.20% | 323-09-1 2-Fluoronaphthalene|C4X-26361|323-09-1 https://www.jk-sci.com/products/s57c1012623 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/28101a9e841f45dfba2165eca3536a9a.jpg?v=1791730377 1-((6-Chloropyridin-3-yl)methyl)-4-ethylpiperazine, 97.50% | 1016745-43-9 1-((6-Chloropyridin-3-yl)methyl)-4-ethylpiperazine|C1012623|1016745-43-9 https://www.jk-sci.com/products/s57c4x-27468 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e88c71c388ae4a36e7c3e4b67337c5d2.jpg?v=1791708608 Bambuterol EP Impurity F Hydrochloride, 97.10% | 2153431-91-3 Bambuterol EP Impurity F Hydrochloride|C4X-27468|2153431-91-3 https://www.jk-sci.com/products/s57c4x-27496 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fde6d3aba48af823d73bf1720e6f7db8.jpg?v=1791708578 Apalutamide Impurity 6, Purity: 99.1% | 1332391-11-3 Apalutamide Impurity 6|C4X-27496|1332391-11-3 https://www.jk-sci.com/products/s57c1027316 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/368358.png?v=1791730348 (R)-2-Hydroxypropanoic acid, 50.60% | 10326-41-7 (R)-2-Hydroxypropanoic acid|C1027316|10326-41-7 https://www.jk-sci.com/products/s57c4x-276914 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/76128eb42d77ab125ff06de03b2bf2ef.jpg?v=1791708547 Droperidol Impurity 14, Purity: 99.9% | 60172-08-9 Droperidol Impurity 14|C4X-276914|60172-08-9 https://www.jk-sci.com/products/s57c4x-27802 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/380255_a6a4b157-9406-459f-9852-5c160bf8ac28.png?v=1791708521 Cladribine Impurity 2, Purity: 100.0% | 533-67-5 Cladribine Impurity 2|C4X-27802|533-67-5 https://www.jk-sci.com/products/s57c4x-27912 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/478873_c76d853a-ade4-4258-82e3-a00b632a973b.png?v=1791708492 Sulfadoxine Impurity 2, 98.90% | 5018-38-2 Sulfadoxine Impurity 2|C4X-27912|5018-38-2 https://www.jk-sci.com/products/s57c1034097 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/411301.png?v=1791730332 2-(Adamantan-1-yl)-4-bromophenol, 97.80% | 104224-68-2 2-(Adamantan-1-yl)-4-bromophenol|C1034097|104224-68-2 https://www.jk-sci.com/products/s57c1381490 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/154268.png?v=1791729724 3,4,5-Tribromopyrazole, 99.20% | 17635-44-8 3,4,5-Tribromopyrazole|C1381490|17635-44-8 https://www.jk-sci.com/products/s57c1495834 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b1ddd2b3e9d51a788e1ca321370815d9.jpg?v=1791729560 (S)-1,1,1-Trifluoroisopropanol, 95.00% | 3539-97-7 (S)-1,1,1-Trifluoroisopropanol|C1495834|3539-97-7 https://www.jk-sci.com/products/s57c1498077 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/274489.png?v=1791729548 (S)-2-Chloro-3-methylbutyric Acid, 95.70% | 26782-74-1 (S)-2-Chloro-3-methylbutyric Acid|C1498077|26782-74-1 https://www.jk-sci.com/products/s57c1718799 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/273825_80c344cb-7fff-4c0a-8956-0f1213497e98.png?v=1791729080 4-chloro-2-nitrobenzoic acid, Purity: 99.5% | 6280-88-2 4-chloro-2-nitrobenzoic acid|C1718799|6280-88-2 https://www.jk-sci.com/products/s57c1802596 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5abb6e3f59b168c911f11e80721d9d17.jpg?v=1791728821 Diethyl 2-(((3-chloro-4-fluorophenyl)amino)methylene)malonate, 99.90% | 70032-30-3 Diethyl 2-(((3-chloro-4-fluorophenyl)amino)methylene)malonate|C1802596|70032-30-3 https://www.jk-sci.com/products/s57c1813401 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a9b745e1e6637f29a44888679ef16b77.jpg?v=1791728774 ethyl 2-cyano-4,4-dimethoxybutanoate, 94.90% | 773076-83-8 ethyl 2-cyano-4,4-dimethoxybutanoate|C1813401|773076-83-8 https://www.jk-sci.com/products/s57c1894113 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bbd1bac55b3e3ee7dca02f349693b1c9.jpg?v=1791728428 Roxadustat Impurity N2, 99.50% | 57830-14-5 Roxadustat Impurity N2|C1894113|57830-14-5 https://www.jk-sci.com/products/s57c1922629 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/143123.png?v=1791728194 (2-Methoxyphenyl)methanol, 93.60% | 612-16-8 (2-Methoxyphenyl)methanol|C1922629|612-16-8 https://www.jk-sci.com/products/s57c1930046 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9e76401acc7f9c2ada7754b2c4e19489.jpg?v=1791728099 Flunarizine EP Impurity C, 93.20% | 90830-31-2 Flunarizine EP Impurity C|C1930046|90830-31-2 https://www.jk-sci.com/products/s57c4x-28004 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8bbf0ce1c9c970a6d7b1a4ac331c7ca0.jpg?v=1791708468 Troxerutin Impurity 4, 90.40% | 23869-24-1 Troxerutin Impurity 4|C4X-28004|23869-24-1 https://www.jk-sci.com/products/s57c4x-288068 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/24e7299c55a2b0678d1610cedc43a9e6.jpg?v=1791708244 Finerenone Impurity 68, 97.10% | 890038-13-8 Finerenone Impurity 68|C4X-288068|890038-13-8 https://www.jk-sci.com/products/s57c4x-28573 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3de3b66f3cdae1c284caf3b53343e440.jpg?v=1791708340 Omacycline M-2 Impurity, 92.20% | 2272886-35-6 Omacycline M-2 Impurity|C4X-28573|2272886-35-6 https://www.jk-sci.com/products/s57c3d-25876 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8d54d572a95578e098ce30dbac6f7230.jpg?v=1791727883 N-[(S)-1-Carbethoxy-1-butyl]-L-alanine, 94.00% | 82834-12-6 N-[(S)-1-Carbethoxy-1-butyl]-L-alanine|C3D-25876|82834-12-6 https://www.jk-sci.com/products/s57c3d-3206 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/450511_01ff6ab7-dd2a-4c8e-9f31-91345e5834ba.png?v=1791727513 L-Homoserine, 97.20% | 672-15-1 L-Homoserine|C3D-3206|672-15-1 https://www.jk-sci.com/products/s57c4x-284816 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4b555008c5cb29050a28cca4de6c22bf.jpg?v=1791708367 Nabumetone Impurity 16, 98.60% | 127053-21-8 Nabumetone Impurity 16|C4X-284816|127053-21-8 https://www.jk-sci.com/products/s57c4x-288014 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ecd702e8-063b-45c2-858f-aee7137371d0.png?v=1791708293 Finerenone Impurity 14, 90.80% Finerenone Impurity 14|C4X-288014 https://www.jk-sci.com/products/s57c4x-28907 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_39447e3f-7275-4a10-94d5-6160de0f244c.png?v=1791708201 ethyl (5Z,8Z,11E,14Z,17Z)-icosa-5,8,11,14,17-pentaenoate, 89.20% ethyl (5Z,8Z,11E,14Z,17Z)-icosa-5,8,11,14,17-pentaenoate|C4X-28907 https://www.jk-sci.com/products/s57c4x-28597 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a833c4db0228eefbf625122422f9922c.jpg?v=1791708325 Anamorelin Hydrochloride, 92.70% | 861998-00-7 Anamorelin Hydrochloride|C4X-28597|861998-00-7 https://www.jk-sci.com/products/s57c4x-28771 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f0cffb0c71478fc9b3c62251973c439c.jpg?v=1791708310 Tafamidis Impurity 1, Purity: 95.0% | 1184581-58-5 Tafamidis Impurity 1|C4X-28771|1184581-58-5 https://www.jk-sci.com/products/s57c4x-290313 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_abcda6dc-2ca0-4e4e-a267-cf718a12c3c8.png?v=1791708157 Pemafibrate Impurity 13, 94.80% Pemafibrate Impurity 13|C4X-290313 https://www.jk-sci.com/products/s57c4x-28488 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/717995a271002d848998caebcdebd2ed.jpg?v=1791708353 Nabumetone Impurity 8, 96.40% | 5672-98-0 Nabumetone Impurity 8|C4X-28488|5672-98-0 https://www.jk-sci.com/products/s57c4x-288025 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6570f16b-c157-443d-8a33-eb35b71b2eda.png?v=1791708281 Finerenone Impurity 25, 98.10% Finerenone Impurity 25|C4X-288025 https://www.jk-sci.com/products/s57c4x-289621 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d2f8b802-049b-46fc-961b-52a109e660bd.png?v=1791708188 Vericiguat Impurity 21, Purity: 97.8% Vericiguat Impurity 21|C4X-289621 https://www.jk-sci.com/products/s57c4x-288039 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_cdd7c4a6-8a10-460e-a9f9-cc25d2edf768.png?v=1791708262 Finerenone Impurity 39, 92.00% Finerenone Impurity 39|C4X-288039 https://www.jk-sci.com/products/s57c4x-283632 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_088b6432-cb03-42f6-b5d4-cfede7fbe23c.png?v=1791708407 Alectinib Impurity 32, Purity: 97.5% Alectinib Impurity 32|C4X-283632 https://www.jk-sci.com/products/s57c4x-28066 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/76e32e72609b3f1a58cddffa85a3cd23.jpg?v=1791708438 cis-5,8,11,14-Eicosic Acidtraenoic Acid, 99.10% | 1808-26-0 cis-5,8,11,14-Eicosic Acidtraenoic Acid|C4X-28066|1808-26-0 https://www.jk-sci.com/products/s57c4x-288618 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/220872_a1fc18bf-5e74-497c-8727-7f776268c2c0.png?v=1791708229 5,2′-O-dimethyluridine Phosphoramidite, 97.70% | 153631-20-0 5,2′-O-dimethyluridine Phosphoramidite|C4X-288618|153631-20-0 https://www.jk-sci.com/products/s57c4x-28902 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e9e3044cfd1ffb914030f55fa782a6ef.jpg?v=1791708217 (5Z,8Z,11Z,14Z,17Z)-ethyl nonadeca-5,8,11,14,17-pentaenoate, 91.20% | 2347415-07-8 (5Z,8Z,11Z,14Z,17Z)-ethyl nonadeca-5,8,11,14,17-pentaenoate|C4X-28902|2347415-07-8 https://www.jk-sci.com/products/s57c4x-29022 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/acc7b4adc4c7f69d88eec8659e19e48c.jpg?v=1791708175 Ozanimod Impurity 2, Purity: 100.0% | 60899-34-5 Ozanimod Impurity 2|C4X-29022|60899-34-5 https://www.jk-sci.com/products/s57c4x-28428 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ebe26a33-47bb-4b58-aa67-e8f7e1dbf4c7.png?v=1791708386 Estradiol Valerate EP Impurity J, 99.60% Estradiol Valerate EP Impurity J|C4X-28428 https://www.jk-sci.com/products/s57c4x-29037 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bdeee5fc861fa8f92342919b1c5533b9.jpg?v=1791708147 Pemafibrate Impurity 7, 93.90% | 916515-17-8 Pemafibrate Impurity 7|C4X-29037|916515-17-8 https://www.jk-sci.com/products/s57c4x-291542 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_79df652e-02dc-45b2-bfbe-012b58566847.png?v=1791708118 Letermovir Impurity 42, 98.90% Letermovir Impurity 42|C4X-291542 https://www.jk-sci.com/products/s57c4x-29159 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9ca8d09f-1757-41ab-8f0d-5ae288dda829.png?v=1791708108 Letermovir Impurity 9, 96.30% Letermovir Impurity 9|C4X-29159 https://www.jk-sci.com/products/s57c4x-2915 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/20def9ee443f7364d1cb6e71f8a5ae2f.jpg?v=1791708130 Letermovir, 96.90% | 917389-32-3 Letermovir|C4X-2915|917389-32-3 https://www.jk-sci.com/products/s57c4x-2924103 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c80981ec-bf86-473a-83b7-adcc06bd92f8.png?v=1791708100 Mirogabalin Impurity 103, Purity: 99.0% Mirogabalin Impurity 103|C4X-2924103 https://www.jk-sci.com/products/s57c3d-4438 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/790384.png?v=1791727170 4-Acetamido-2-methoxyphenyl acetate, 99.00% | 75813-77-3 4-Acetamido-2-methoxyphenyl acetate|C3D-4438|75813-77-3 https://www.jk-sci.com/products/s57c3d-4740 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/210216_d2d97d1c-f954-432f-9a79-fffc729c6eaf.png?v=1791727093 Ethyl (2-Amino-4-thiazolyl)acetate, Purity: 100.0% | 53266-94-7 Ethyl (2-Amino-4-thiazolyl)acetate|C3D-4740|53266-94-7 https://www.jk-sci.com/products/s57c4x-10032 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/175096d59e8394740016f55c3d62f868.jpg?v=1791726538 Azithromycin EP Impurity B, 93.70% | 307974-61-4 Azithromycin EP Impurity B|C4X-10032|307974-61-4 https://www.jk-sci.com/products/s57c4x-100869 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8cb170a35ad8cfa14699a195eeff57ca.jpg?v=1791726408 Aripiprazole Impurity 69, 98.40% | 2989508-28-1 Aripiprazole Impurity 69|C4X-100869|2989508-28-1 https://www.jk-sci.com/products/s57c4x-292435 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cd20954c09b9050e23f59282bfe4075f.jpg?v=1791708093 Mirogabalin Impurity 35, 99.10% | 1644251-41-1 Mirogabalin Impurity 35|C4X-292435|1644251-41-1 https://www.jk-sci.com/products/s57c4x-103222 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/527611.png?v=1791725767 Mirabegron Impurity 22, 94.10% | 861337-74-8 Mirabegron Impurity 22|C4X-103222|861337-74-8 https://www.jk-sci.com/products/s57c4x-104427 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e38ce95eeb854e338feb4dd6332acb87_b4824aac-7b29-48eb-acde-072463cf8e30.jpg?v=1791725548 Mosapride Impurity 27, 90.80% | 112914-13-3 Mosapride Impurity 27|C4X-104427|112914-13-3 https://www.jk-sci.com/products/s57c4x-292447 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5fca4562-a058-4161-953a-251bd022217f.png?v=1791708086 Mirogabalin Impurity 47, 98.20% Mirogabalin Impurity 47|C4X-292447 https://www.jk-sci.com/products/s57c4x-105151 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/49624facf50dda266189731d27e8e6a6.jpg?v=1791725397 Diclofenac Dodecyl Ester, 98.30% | 2731820-79-2 Diclofenac Dodecyl Ester|C4X-105151|2731820-79-2 https://www.jk-sci.com/products/s57c4x-29246 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_555d9255-190f-4449-813f-0291fe8ec41f.png?v=1791708080 Mirogabalin Impurity 6, Purity: 97.4% Mirogabalin Impurity 6|C4X-29246 https://www.jk-sci.com/products/s57c4x-29307 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/480461_ffb9a937-f06f-4b29-aef6-dd551b309b5c.png?v=1791708066 Sulindac Impurity 7, Purity: 98.4% | 37794-19-7 Sulindac Impurity 7|C4X-29307|37794-19-7 https://www.jk-sci.com/products/s57c4x-1052 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c0398985722bb90d00739c825f1c5ea4.jpg?v=1791725396 Sofosbuvir, 99.70% | 1190307-88-0 Sofosbuvir|C4X-1052|1190307-88-0 https://www.jk-sci.com/products/s57c4x-29247 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b3345e5e6f9109a1c10aa0c19ed0bd21.jpg?v=1791708074 Mirogabalin Impurity 7, 99.10% | 1644251-45-5 Mirogabalin Impurity 7|C4X-29247|1644251-45-5 https://www.jk-sci.com/products/s57c4x-105415 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/47fa91be950b8ec856dd42fcadad81fa.jpg?v=1791725351 Tedizolid Impurity 15, 99.30% | 1700656-53-6 Tedizolid Impurity 15|C4X-105415|1700656-53-6 https://www.jk-sci.com/products/s57c4x-29362 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/396261_be216b00-dc80-49d9-ad1c-e4c285c9ade9.png?v=1791708057 2-(3-Nitrophenyl)acetonitrile, Purity: 99.8% | 621-50-1 2-(3-Nitrophenyl)acetonitrile|C4X-29362|621-50-1 https://www.jk-sci.com/products/s57c4x-105439 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c81fd71723b1a6c4a743f3a20a1e73f7.jpg?v=1791725334 Tedizolid Impurity 39, 99.90% | 1220910-89-3 Tedizolid Impurity 39|C4X-105439|1220910-89-3 https://www.jk-sci.com/products/s57c4x-105470 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/22bf7356f5b94fa0c1691759653a43af.jpg?v=1791725318 Tedizolid Impurity 70, 95.40% | 2563929-79-1 Tedizolid Impurity 70|C4X-105470|2563929-79-1 https://www.jk-sci.com/products/s57c4x-293714 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_49a8356a-d163-4062-9c81-77ecf58ab46e.png?v=1791708046 Abemaciclib Impurity 14, 99.70% Abemaciclib Impurity 14|C4X-293714 https://www.jk-sci.com/products/s57c4x-10637 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/416093_8900a573-95ce-4f85-bc9b-9dae98c07fb4.png?v=1791724962 Edoxaban Impurity 7, 99.80% | 1072-98-6 Edoxaban Impurity 7|C4X-10637|1072-98-6 https://www.jk-sci.com/products/s57c4x-1069115 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a27aa71764d732dd863d1e5c98d5b186.jpg?v=1791724701 Erlotinib Impurity 115, 96.60% | 52670-38-9 Erlotinib Impurity 115|C4X-1069115|52670-38-9 https://www.jk-sci.com/products/s57c4x-29372 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e6f1bad07aa1089cd7d7f23230d9b75d.jpg?v=1791708041 Abemaciclib Impurity 2, 99.60% | 1528469-78-4 Abemaciclib Impurity 2|C4X-29372|1528469-78-4 https://www.jk-sci.com/products/s57c4x-293731 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_10bb140c-6588-4395-9beb-ab52e42523a0.png?v=1791708032 Abemaciclib Impurity 31 4HCl, 92.60% Abemaciclib Impurity 31 4HCl|C4X-293731 https://www.jk-sci.com/products/s57c4x-2944 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/beb37221e444f720aa8c12cdd2083af6.jpg?v=1791708028 Polidocanol, Purity: 99.1% | 3055-99-0 Polidocanol|C4X-2944|3055-99-0 https://www.jk-sci.com/products/s57c4x-294914 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1a4fb9bd997662bc75e935cc855432cc.jpg?v=1791708019 Lodoxamide lmpurity 14, 97.70% | 67451-25-6 Lodoxamide lmpurity 14|C4X-294914|67451-25-6 https://www.jk-sci.com/products/s57c4x-29611 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/519994_42f79402-fc79-4691-a617-c67121325076.png?v=1791708013 Linolenic acid Methyl Ester, 99.40% | 301-00-8 Linolenic acid Methyl Ester|C4X-29611|301-00-8 https://www.jk-sci.com/products/s57c4x-297811 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_833785a1-bbf4-4510-8063-e9736619ea09.png?v=1791708003 Pyronaridine Impurity 11, 95.20% Pyronaridine Impurity 11|C4X-297811 https://www.jk-sci.com/products/s57c4x-107684 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/626768.png?v=1791724363 Tenofovir disoproxil Impurity 84, 98.10% | 2756-87-8 Tenofovir disoproxil Impurity 84|C4X-107684|2756-87-8 https://www.jk-sci.com/products/s57c4x-1090168 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7a8c6c4c-13c6-4f3c-88f8-48cd69ab21fc.png?v=1791723707 Rivaroxaban impurity 168, 95.50% Rivaroxaban impurity 168|C4X-1090168 https://www.jk-sci.com/products/s57c4x-109561 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/651310ee9f7fac426c95b31f90c251f2.jpg?v=1791723487 (R)-Amlodipine, 99.60% | 103129-81-3 (R)-Amlodipine|C4X-109561|103129-81-3 https://www.jk-sci.com/products/s57c4x-298817 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e6bddcb4e43f260e711565e902435d17.jpg?v=1791707996 Belumosudil Impurity 17, 97.30% | 97454-48-3 Belumosudil Impurity 17|C4X-298817|97454-48-3 https://www.jk-sci.com/products/s57c4x-299213 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b60014be-f97b-44c8-8e1e-bda425323417.png?v=1791707986 Mefatinib Impurity 13, 86.80% Mefatinib Impurity 13|C4X-299213 https://www.jk-sci.com/products/s57c4x-29925 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7a609870de828ac1f1e5cc00866a0af1.jpg?v=1791707981 Mefatinib Impurity 5, 91.90% | 574738-64-0 Mefatinib Impurity 5|C4X-29925|574738-64-0 https://www.jk-sci.com/products/s57c4x-300410 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/471598dd7bdddf4f8bea0f52186b5a32.jpg?v=1791707962 Sotagliflozin, 99.90% | 1018899-04-1 Sotagliflozin|C4X-300410|1018899-04-1 https://www.jk-sci.com/products/s57c4x-29962 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/48d0eeeb6d975a52d18ca7c570423c15.jpg?v=1791707972 Pentaerythritol Mono-Propionate, 97.30% | 51690-77-8 Pentaerythritol Mono-Propionate|C4X-29962|51690-77-8 https://www.jk-sci.com/products/s57c4x-114829 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/04ed36f3b60456648bf16d8bf1ec1df9.jpg?v=1791721661 Amoxicillin Trimer Impurity, 90.70% | 174391-69-6 Amoxicillin Trimer Impurity|C4X-114829|174391-69-6 https://www.jk-sci.com/products/s57c4x-115475 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_37173485-35d9-439f-a842-82b71efd42a9.png?v=1791721558 Methotrexate Impurity 75, 98.40% Methotrexate Impurity 75|C4X-115475 https://www.jk-sci.com/products/s57c4x-124424 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d3d6913705b8a8f97d3934bca83b5efe.jpg?v=1791720021 Quetiapine EP Impurity U, Purity: 98.2% | 5786-26-5 Quetiapine EP Impurity U|C4X-124424|5786-26-5 https://www.jk-sci.com/products/s57c4x-301110 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5252fe2e98f0310c621eec1e0418c839.jpg?v=1791707955 Ertugliflozin impurity 10, 96.20% | 1689522-89-1 Ertugliflozin impurity 10|C4X-301110|1689522-89-1 https://www.jk-sci.com/products/s57c4x-301122 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/df2ec42de3edadaa15928671dd101a94.jpg?v=1791707950 Ertugliflozin impurity 22, 90.20% | 1298086-28-8 Ertugliflozin impurity 22|C4X-301122|1298086-28-8 https://www.jk-sci.com/products/s57c4x-301131 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_96892fa5-0cfe-425e-8e62-5b197ce58f06.png?v=1791707941 Ertugliflozin impurity 31, Purity: 98.2% Ertugliflozin impurity 31|C4X-301131 https://www.jk-sci.com/products/s57c4x-30116 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_924e8371-e480-4003-b282-8b649319aff9.png?v=1791707937 Ertugliflozin impurity 6, 91.30% Ertugliflozin impurity 6|C4X-30116 https://www.jk-sci.com/products/s57c4x-30191 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b349f6328abb15739c4b3630a1155d35.jpg?v=1791707926 Ritamorin, Purity: 100.0% | 224452-66-8 Ritamorin|C4X-30191|224452-66-8 https://www.jk-sci.com/products/s57c4x-1514132 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_aa56d667-1737-46d1-8df8-bdf613b5fd97.png?v=1791716313 Norepinephrine Impurity 132, 96.90% Norepinephrine Impurity 132|C4X-1514132 https://www.jk-sci.com/products/s57c4x-3033 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f055a684870ee3bd7d33d96e3d7c671e_4bcf61f8-d2f1-47b3-911d-435d17e7f157.jpg?v=1791707919 Dabrafenib, 97.00% | 1195765-45-7 Dabrafenib|C4X-3033|1195765-45-7 https://www.jk-sci.com/products/s57c1144486 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c571a1430f5b1d9995dbd3d121e4cf1f.jpg?v=1791730139 Abemaciclib Impurity N3, 99.50% | 1231930-42-9 Abemaciclib Impurity N3|C1144486|1231930-42-9 https://www.jk-sci.com/products/s57c1145842 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1b572ffbdbe9a4e2f694193680583553.jpg?v=1791730138 Tenapanor Hydrochloride, 93.60% | 1234365-97-9 Tenapanor Hydrochloride|C1145842|1234365-97-9 https://www.jk-sci.com/products/s57c1175567 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fc3d2c67afa8c3e671a8cf7213e566b1.jpg?v=1791730121 Methyl 4,5-dichloropicolinate, 94.80% | 1256834-28-2 Methyl 4,5-dichloropicolinate|C1175567|1256834-28-2 https://www.jk-sci.com/products/s57c1186491 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/80eeada6e89883843bceda5c5d69f3f2.jpg?v=1791730110 Enarodustat, 99.70% | 1262132-81-9 Enarodustat|C1186491|1262132-81-9 https://www.jk-sci.com/products/s57c1202572 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c8295351ee27d16fe0eae8da26054218.jpg?v=1791730094 1-(2-((3,4-Dimethylphenyl)thio)phenyl)piperazine, 99.10% | 1293489-74-3 1-(2-((3,4-Dimethylphenyl)thio)phenyl)piperazine|C1202572|1293489-74-3 https://www.jk-sci.com/products/s57c1320305 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d788c7e303a6d68d3fbb4ba14bfadf83.jpg?v=1791729878 6-methyl-5,6,7,8-tetrahydro-1,6-naphthyridine, Purity: 99.4% | 14903-73-2 6-methyl-5,6,7,8-tetrahydro-1,6-naphthyridine|C1320305|14903-73-2 https://www.jk-sci.com/products/s57c4x-303320 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b3330495-4670-4dcc-8638-aa9f2fdfe955.png?v=1791707911 Dabrafenib Impurity 20, 99.70% Dabrafenib Impurity 20|C4X-303320 https://www.jk-sci.com/products/s57c4x-30351 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f214ca638785398e6d42fd7947b514ab.jpg?v=1791707903 Cefovecin Sodium, Purity: 95.5% | 141195-77-9 Cefovecin Sodium|C4X-30351|141195-77-9 https://www.jk-sci.com/products/s57c1324711 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fcee106ab1196301c4a5180f904e84d2.jpg?v=1791729868 Boc-D-Leu-Leu-OH | 150211-67-9 Boc-D-Leu-Leu-OH|C1324711|150211-67-9 https://www.jk-sci.com/products/s57c1531888 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/38956830c3a1026c933bd64d158f8efb.jpg?v=1791729502 1,2,3,4-Tetrahydro-4,8-dihydroxy-2-methylisoquinoline Hydrochloride, 86.90% | 2514676-44-7 1,2,3,4-Tetrahydro-4,8-dihydroxy-2-methylisoquinoline Hydrochloride|C1531888|2514676-44-7 https://www.jk-sci.com/products/s57c1544780 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a44cc713395a419e8e9092a08296a5d5.jpg?v=1791729469 1-Boc-4-nitrosopiperazine, 97.10% | 877177-42-9 1-Boc-4-nitrosopiperazine|C1544780|877177-42-9 https://www.jk-sci.com/products/s57c1550618 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a4069be9715210e30f518a4ad69969e9.jpg?v=1791729452 1H-Pyrrole-2-carbaldehyde, 99.10% | 254729-95-8 1H-Pyrrole-2-carbaldehyde|C1550618|254729-95-8 https://www.jk-sci.com/products/s57c1598713 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/247413.png?v=1791729360 2,4-Dichloro-5-fluorobenzoyl Chloride, 91.60% | 86393-34-2 2,4-Dichloro-5-fluorobenzoyl Chloride|C1598713|86393-34-2 https://www.jk-sci.com/products/s57c4x-304115 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/260711_0ae2272e-4b24-490f-a1d9-24fd3ec17d3b.png?v=1791707897 Difelikefalin Impurity 15, 98.10% | 368866-07-3 Difelikefalin Impurity 15|C4X-304115|368866-07-3 https://www.jk-sci.com/products/s57c1632324 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6b7de68351989f00e89ff8e1436c10ec.jpg?v=1791729255 2-Methoxy-2,4,4-trimethylpentane, Purity: 98.0% | 62108-41-2 2-Methoxy-2,4,4-trimethylpentane|C1632324|62108-41-2 https://www.jk-sci.com/products/s57c1709575 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3fd270b51d094c857cb7f7942f3e24a1.jpg?v=1791729110 4-[4-(4-Chloro-phenyl)-4-hydroxy-piperidin-1-yl]-2,2-diphenyl-butyric acid, 95.90% | 82103-70-6 4-[4-(4-Chloro-phenyl)-4-hydroxy-piperidin-1-yl]-2,2-diphenyl-butyric acid|C1709575|82103-70-6 https://www.jk-sci.com/products/s57c1723724 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e8b10c9eb55189c18fb8fe2d57d83a2a.jpg?v=1791729069 4-Fluoro-2-methoxy-6-nitroaniline, 99.50% | 2092773-15-2 4-Fluoro-2-methoxy-6-nitroaniline|C1723724|2092773-15-2 https://www.jk-sci.com/products/s57c1762685 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/22ac0179f7b1b11b374a5f63230362bf.jpg?v=1791729009 6-(4-Methylpiperazin-1-yl)-4-(o-tolyl)nicotinamide, Purity: 99.7% | 342417-01-0 6-(4-Methylpiperazin-1-yl)-4-(o-tolyl)nicotinamide|C1762685|342417-01-0 https://www.jk-sci.com/products/s57c1789366 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d6c5d72c263eb357a6c18668b41b9f81.jpg?v=1791728944 1,2,3-Triazine, 99.50% | 289-96-3 1,2,3-Triazine|C1789366|289-96-3 https://www.jk-sci.com/products/s57c4x-304149 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_450e2ca9-e6e2-4805-80f9-5b4857742095.png?v=1791707889 Difelikefalin Impurity 49, Purity: 99.8% Difelikefalin Impurity 49|C4X-304149 https://www.jk-sci.com/products/s57c1806085 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/149533_4011dc54-0fe6-4434-b5a5-63bd5411f95b.png?v=1791728799 Edoxaban Impurity 110, 97.50% | 45644-21-1 Edoxaban Impurity 110|C1806085|45644-21-1 https://www.jk-sci.com/products/s57c1841220 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/102136.png?v=1791728602 Methyl 3-Hydroxy-4-nitrobenzoate, Purity: 99.7% | 713-52-0 Methyl 3-Hydroxy-4-nitrobenzoate|C1841220|713-52-0 https://www.jk-sci.com/products/s57c1922932 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/520175.png?v=1791728186 Propargyl Chloride, 91.60% | 624-65-7 Propargyl Chloride|C1922932|624-65-7 https://www.jk-sci.com/products/s57c3d-2515 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/270392_c9757c9c-3a11-49c1-abb2-3441d70c73a3.png?v=1791727950 O-Methyl-L-tyrosine, 98.60% | 6230-11-1 O-Methyl-L-tyrosine|C3D-2515|6230-11-1 https://www.jk-sci.com/products/s57c4x-304212 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6dc20ca3-a597-4d30-ad29-968b4b7e7467.png?v=1791707882 Lemborexant impurity 12, 95.70% Lemborexant impurity 12|C4X-304212 https://www.jk-sci.com/products/s57c3d-3972 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/537979.png?v=1791727290 4,4＇-Difluorodiphenylmethylchloride, 95.40% | 27064-94-4 4,4＇-Difluorodiphenylmethylchloride|C3D-3972|27064-94-4 https://www.jk-sci.com/products/s57c3d-4410 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/474919.png?v=1791727179 DL-Methionine Sulfone, 99.60% | 820-10-0 DL-Methionine Sulfone|C3D-4410|820-10-0 https://www.jk-sci.com/products/s57c3d-5584 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/443077.png?v=1791726899 2,4,6-Trihydroxybenzoic Acid Monohydrate, 96.40% | 71989-93-0 2,4,6-Trihydroxybenzoic Acid Monohydrate|C3D-5584|71989-93-0 https://www.jk-sci.com/products/s57c3d-6056 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6c52e01c19cc6aa4b6e12b3e20619b00.jpg?v=1791726703 Chlorobutanol, Purity: 99.2% | 1320-66-7 Chlorobutanol|C3D-6056|1320-66-7 https://www.jk-sci.com/products/s57c4x-104534 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/255852.png?v=1791725511 Amisulpride Impurity 34, Purity: 100.0% | 22795-97-7 Amisulpride Impurity 34|C4X-104534|22795-97-7 https://www.jk-sci.com/products/s57c4x-30425 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/17559809f2538da1106a916e3942bf01.jpg?v=1791707870 Lemborexant impurity 5, 97.90% | 2541020-22-6 Lemborexant impurity 5|C4X-30425|2541020-22-6 https://www.jk-sci.com/products/s57c4x-1079108 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b4c4f7bcbd9ab166e7ba79d3d412b908.jpg?v=1791724297 Tofacitinib Impurity 108 DiHCl, 98.80% | 1354486-07-9 Tofacitinib Impurity 108 DiHCl|C4X-1079108|1354486-07-9 https://www.jk-sci.com/products/s57c4x-108369 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_272c199e-2a2c-4370-98d0-fe9496c7ae65.png?v=1791724023 Levocetirizine Impurity 69, 95.70% Levocetirizine Impurity 69|C4X-108369 https://www.jk-sci.com/products/s57c4x-304223 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0bf650d126d231772193d8ad9bbc317d.jpg?v=1791707877 Lemborexant Impurity 23, 99.20% | 3037659-15-4 Lemborexant Impurity 23|C4X-304223|3037659-15-4 https://www.jk-sci.com/products/s57c4x-118754 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/55fdcc85e4e867cdf5cb34d1720d6aea.jpg?v=1791720925 rac-Tamsulosin EP Impurity H HCl, 87.10% | 1510821-28-9 rac-Tamsulosin EP Impurity H HCl|C4X-118754|1510821-28-9 https://www.jk-sci.com/products/s57c4x-12128 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0b53061c1dfd5915ae263e6365f4fdf2.jpg?v=1791720503 Ceftazidime EP Impurity H, 91.10% | 1354396-23-8 Ceftazidime EP Impurity H|C4X-12128|1354396-23-8 https://www.jk-sci.com/products/s57c4x-13009 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/92a6b1075116761d67142fef50deaeae.jpg?v=1791719541 Tacrolimus EP Impurity E, 97.00% | 104987-30-6 Tacrolimus EP Impurity E|C4X-13009|104987-30-6 https://www.jk-sci.com/products/s57c4x-133236 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3b2b70f65638a9eb6808e32e98ea3c69.jpg?v=1791719223 Nafamostat Impurity 36, 92.00% | 765871-54-3 Nafamostat Impurity 36|C4X-133236|765871-54-3 https://www.jk-sci.com/products/s57c4x-138843 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8dadc537816aefba53eeea7acb02f0b3.jpg?v=1791718320 Azacitidine Impurity 43, Purity: 98.0% | 13913-16-1 Azacitidine Impurity 43|C4X-138843|13913-16-1 https://www.jk-sci.com/products/s57c1118100 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f811f3c59716eed814fcf372e3019812.jpg?v=1791730183 3-[3-(piperidin-1-yl)propoxy]propan-1-ol, 91.10% | 1209368-89-7 3-[3-(piperidin-1-yl)propoxy]propan-1-ol|C1118100|1209368-89-7 https://www.jk-sci.com/products/s57c1237566 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dd790b2997cf1d02c8ed7cad06f46149.jpg?v=1791730027 5-Fluoro-1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b]pyridine-3-carbonitrile, 98.80% | 1350653-26-7 5-Fluoro-1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b]pyridine-3-carbonitrile|C1237566|1350653-26-7 https://www.jk-sci.com/products/s57c1301655 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2b52d4c0-3c2d-4840-b0ad-45334a8617bc.png?v=1791729932 Rizatriptan impurity 20 Oxalate, 85.30% Rizatriptan impurity 20 Oxalate|C1301655 https://www.jk-sci.com/products/s57c1600684 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b2427f7d37b8f531931e090cbbe01393.jpg?v=1791729351 2,5-Dichloro-4-methoxybenzoic acid, 97.80% | 2500-03-0 2,5-Dichloro-4-methoxybenzoic acid|C1600684|2500-03-0 https://www.jk-sci.com/products/s57c1730965 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/82dce593d5ec6513fb683eba080f2e08.jpg?v=1791729054 O,O-(Butane-1,4-diyl) bis(4-hydroxybutyl) Diterephthalate, 97.30% | 29278-67-9 O,O-(Butane-1,4-diyl) bis(4-hydroxybutyl) Diterephthalate|C1730965|29278-67-9 https://www.jk-sci.com/products/s57c1923503 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/552779.png?v=1791728168 1,2-Dibromo-4,5-difluorobenzene, 99.40% | 64695-78-9 1,2-Dibromo-4,5-difluorobenzene|C1923503|64695-78-9 https://www.jk-sci.com/products/s57c3d-2004 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/208394_39937051-c38f-48d2-b663-7c83c466b512.png?v=1791728036 1,3-Dibromopropane, 98.30% | 109-64-8 1,3-Dibromopropane|C3D-2004|109-64-8 https://www.jk-sci.com/products/s57c3d-2248 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/341236.png?v=1791728000 glycylglycyl-L-tyrosine, Purity: 99.2% | 17343-07-6 glycylglycyl-L-tyrosine|C3D-2248|17343-07-6 https://www.jk-sci.com/products/s57c3d-2475 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e4e4683c26a0bf9b30847e95d4bd3f3b.jpg?v=1791727952 N-(2-acetylphenyl)acetamide, Purity: 98.3% | 5234-26-4 N-(2-acetylphenyl)acetamide|C3D-2475|5234-26-4 https://www.jk-sci.com/products/s57c3d-262174 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a8c3113edb84b0843af6ffed5204d0f5.jpg?v=1791727731 Isopropyl 2-nitrobenzenesulfonate, Purity: 99.8% | 64704-10-5 Isopropyl 2-nitrobenzenesulfonate|C3D-262174|64704-10-5 https://www.jk-sci.com/products/s57c3d-2885 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/317468.png?v=1791727573 Di-tert-butyl dicarbonate, 92.30% | 24424-99-5 Di-tert-butyl dicarbonate|C3D-2885|24424-99-5 https://www.jk-sci.com/products/s57c4x-30429 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_febd5e6e-bf0b-4696-8b1d-1517cc0fe208.png?v=1791707861 Lemborexant impurity 9, Purity: 99.5% Lemborexant impurity 9|C4X-30429 https://www.jk-sci.com/products/s57c3d-5622 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/60abfd709cdb4a7bec9d190d43f67e2e.jpg?v=1791726883 3-Pyridinecarboxaldehyde, 96.70% | 500-22-1 3-Pyridinecarboxaldehyde|C3D-5622|500-22-1 https://www.jk-sci.com/products/s57c4x-30532 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dc44ca1cb134c33982a4eddde983af94.jpg?v=1791707857 Selumetinib Impurity 2, 98.60% | 606144-04-1 Selumetinib Impurity 2|C4X-30532|606144-04-1 https://www.jk-sci.com/products/s57c3d-5963 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/465695_b71d4e37-ea05-4201-ac26-e9f770a46922.png?v=1791726746 5-Bromo-2-chloropyrimidine, 95.60% | 32779-36-5 5-Bromo-2-chloropyrimidine|C3D-5963|32779-36-5 https://www.jk-sci.com/products/s57c4x-10181 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/536826.png?v=1791726188 Choline Fenofibrate EP Impurity A, 98.60% | 42019-78-3 Choline Fenofibrate EP Impurity A|C4X-10181|42019-78-3 https://www.jk-sci.com/products/s57c4x-101938 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/365981_f1ef0244-a307-4e62-8e4d-71f0407b4cb6.png?v=1791726159 Fluconazole Impurity 38, 100.00% | 1774-47-6 Fluconazole Impurity 38|C4X-101938|1774-47-6 https://www.jk-sci.com/products/s57c4x-30742 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f4d92453-b8df-4770-bf6e-f7cd2611b51c.png?v=1791707851 Morantel Impurity 2, 91.90% Morantel Impurity 2|C4X-30742 https://www.jk-sci.com/products/s57c4x-10497 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0e358a906eab7422f79e0c3f3dd4b69d.jpg?v=1791725438 Saxagliptin Impurity 7, 84.70% | 1564266-54-1 Saxagliptin Impurity 7|C4X-10497|1564266-54-1 https://www.jk-sci.com/products/s57c4x-31071 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/257620_99b18a8f-63ba-443e-87ea-580278c57d60.png?v=1791707842 L-Homoserine Lactone HCl, 98.30% | 104347-13-9 L-Homoserine Lactone HCl|C4X-31071|104347-13-9 https://www.jk-sci.com/products/s57c4x-105279 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3714df730a9b3c5bfebcfd1f0604f77d_f9d69385-2a70-42e3-84ca-7f097c1b77c3.jpg?v=1791725380 Sofosbuvir Impurity 79, 99.90% | 863329-66-2 Sofosbuvir Impurity 79|C4X-105279|863329-66-2 https://www.jk-sci.com/products/s57c4x-1056120 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ec3488ba-e008-4d64-a493-d8f844d594ac.png?v=1791725262 Vortioxetine Impurity 120 HCl, 99.20% Vortioxetine Impurity 120 HCl|C4X-1056120 https://www.jk-sci.com/products/s57c4x-105760 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9f4b2df91256aaca76c2979583a1cb49.jpg?v=1791725156 Valsartan Impurity 60, 98.10% | 135689-93-9 Valsartan Impurity 60|C4X-105760|135689-93-9 https://www.jk-sci.com/products/s57c4x-106013 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5261471042e5da010dd01eccfd17058f.jpg?v=1791725067 Bromhexine Impurity 13, 93.70% | 1660957-96-9 Bromhexine Impurity 13|C4X-106013|1660957-96-9 https://www.jk-sci.com/products/s57c4x-312823 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_13c2a392-0ccb-4da0-b483-bd0dfa198b56.png?v=1791707831 Nemonoxacin Impurity 23, 99.30% Nemonoxacin Impurity 23|C4X-312823 https://www.jk-sci.com/products/s57c4x-107110 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ab069c6d8350dcb70c41735b605509c7.jpg?v=1791724651 Axitinib Acid, 96.00% | 319462-34-5 Axitinib Acid|C4X-107110|319462-34-5 https://www.jk-sci.com/products/s57c4x-312828 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/de3a7239121db9ec73777102c70e27f0.jpg?v=1791707827 Nemonoxacin Impurity 28, 99.00% | 951163-63-6 Nemonoxacin Impurity 28|C4X-312828|951163-63-6 https://www.jk-sci.com/products/s57c4x-107167 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e3985a61-0cdb-4501-8a43-1e423fb83044.png?v=1791724608 Axitinib Impurity 67, Purity: 95.5% Axitinib Impurity 67|C4X-107167 https://www.jk-sci.com/products/s57c4x-107964 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/06c122980564d3a3106218dd98e99a8a.jpg?v=1791724236 Tofacitinib Impurity 64, Purity: 99.4% | 2504210-40-4 Tofacitinib Impurity 64|C4X-107964|2504210-40-4 https://www.jk-sci.com/products/s57c4x-11547 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c999650ede85521d352c471b0cb6c4f6.jpg?v=1791721563 Methotrexate EP Impurity G, 97.10% | 2519848-42-9 Methotrexate EP Impurity G|C4X-11547|2519848-42-9 https://www.jk-sci.com/products/s57c4x-12532 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9481e197e8def839b9e82b866c0b800e.jpg?v=1791719831 Gatifloxacin Impurity 2, 94.50% | 172426-86-7 Gatifloxacin Impurity 2|C4X-12532|172426-86-7 https://www.jk-sci.com/products/s57c4x-12588 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_06d63c5a-e2eb-4298-bfa0-cd5875d438e8.png?v=1791719755 Buspirone EP Impurity H HCl, 87.60% Buspirone EP Impurity H HCl|C4X-12588 https://www.jk-sci.com/products/s57c4x-126721 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6be4ddc0-d8e5-4393-827d-40e7408113d6.png?v=1791719722 Ixazomib Impurity 21, 99.30% Ixazomib Impurity 21|C4X-126721 https://www.jk-sci.com/products/s57c4x-13367 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/253788.png?v=1791719150 Duloxetine EP Impurity G, 98.80% | 321-38-0 Duloxetine EP Impurity G|C4X-13367|321-38-0 https://www.jk-sci.com/products/s57c4x-134911 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/126555.png?v=1791718912 Terazosin EP Impurity K, 99.90% | 19216-56-9 Terazosin EP Impurity K|C4X-134911|19216-56-9 https://www.jk-sci.com/products/s57c4x-138413 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fc761ace38ee0009370c6f3ab0953e32.jpg?v=1791718375 RivastigmineImpurity 13, 95.10% | 25081-93-0 RivastigmineImpurity 13|C4X-138413|25081-93-0 https://www.jk-sci.com/products/s57c4x-13925 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/018c432dd25ebd4be08bdc405c65a8ac.jpg?v=1791718240 Famotidine EP Impurity E, 97.60% | 129083-44-9 Famotidine EP Impurity E|C4X-13925|129083-44-9 https://www.jk-sci.com/products/s57c4x-15147 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/210562.png?v=1791716282 Norepinephrine EP Impurity F, 95.50% | 103-49-1 Norepinephrine EP Impurity F|C4X-15147|103-49-1 https://www.jk-sci.com/products/s57c1014768 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/444852d4cec95b1bdc1f637e5d94a19c.jpg?v=1791730371 3,4-Difluoro-5-methylbenzoic acid, Purity: 99.4% | 1017778-60-7 3,4-Difluoro-5-methylbenzoic acid|C1014768|1017778-60-7 https://www.jk-sci.com/products/s57c1515976 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e1333a96ecadf56105b3cce3bc777064.jpg?v=1791729524 1-(3,4-Dimethoxyphenethyl)urea, 99.80% | 25017-47-4 1-(3,4-Dimethoxyphenethyl)urea|C1515976|25017-47-4 https://www.jk-sci.com/products/s57c4x-31283 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/93dd60de25ea2200f99491163b02d406.jpg?v=1791707819 Nemonoxacin Impurity 3, 93.10% | 2770004-82-3 Nemonoxacin Impurity 3|C4X-31283|2770004-82-3 https://www.jk-sci.com/products/s57c1602395 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4505bf169cdf006dd67b7bd0a2fe613f.jpg?v=1791729340 2,6-Dichloro-3-methylbenzoic acid, Purity: 100.0% | 58671-77-5 2,6-Dichloro-3-methylbenzoic acid|C1602395|58671-77-5 https://www.jk-sci.com/products/s57c1647322 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a5a554f0f1ef368d0177597203bcfe92.jpg?v=1791729235 3-(3,4-Dihydroxyphenyl)propanal, 96.90% | 545442-98-6 3-(3,4-Dihydroxyphenyl)propanal|C1647322|545442-98-6 https://www.jk-sci.com/products/s57c1661978 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/399426_42529b33-67e2-4464-8aed-382ec502fca4.png?v=1791729207 1-Chloromethyl-3,5-dichlorobenzene, 98.60% | 3290-06-0 1-Chloromethyl-3,5-dichlorobenzene|C1661978|3290-06-0 https://www.jk-sci.com/products/s57c1663006 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7536f3a9-d932-4146-9945-12c392db73b3.png?v=1791729187 (3S,6S)-3,6-bis(4-aminobutyl)piperazine-2,5-dione 2HCl, 96.50% (3S,6S)-3,6-bis(4-aminobutyl)piperazine-2,5-dione 2HCl|C1663006 https://www.jk-sci.com/products/s57c1824906 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/82f6a195afef2b331203a2de19635475.jpg?v=1791728720 Gadoterate Meglumine, Purity: 98.0% | 92943-93-6 Gadoterate Meglumine|C1824906|92943-93-6 https://www.jk-sci.com/products/s57c1894900 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/185a4e2f7565f7e853a3c8391b188095.jpg?v=1791728414 Setiptiline, Purity: 96.4% | 57262-94-9 Setiptiline|C1894900|57262-94-9 https://www.jk-sci.com/products/s57c1911304 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9840586ebfc39b867c6d7e36b8a74c7c.jpg?v=1791728352 Vilanterol - API Standards, 94.20% | 503068-34-6 Vilanterol - API Standards|C1911304|503068-34-6 https://www.jk-sci.com/products/s57c1920842 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/348202.png?v=1791728229 O-Methylisourea Sulfate, Purity: 99.0% | 52328-05-9 O-Methylisourea Sulfate|C1920842|52328-05-9 https://www.jk-sci.com/products/s57c3d-2281 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/504355_c8a64cf4-c50a-434d-aacb-cf21765b43a6.png?v=1791727997 2,6-dichlorobenzaldehyde, Purity: 99.2% | 83-38-5 2,6-dichlorobenzaldehyde|C3D-2281|83-38-5 https://www.jk-sci.com/products/s57c3d-262745 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4f331607fa88755f65c06b96ec5b1290.jpg?v=1791727670 Methyl 4-Formyl-3-iodobenzoate, 95.20% | 1219685-34-3 Methyl 4-Formyl-3-iodobenzoate|C3D-262745|1219685-34-3 https://www.jk-sci.com/products/s57c3d-2829 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/358246_efec85be-9a21-4640-bd1a-f286cea54a35.png?v=1791727589 Fmoc-D-Tyr(tBu)-OH, 99.40% | 118488-18-9 Fmoc-D-Tyr(tBu)-OH|C3D-2829|118488-18-9 https://www.jk-sci.com/products/s57c3d-3667 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/582373_aec7fe83-fd7f-4ca0-8318-aba7eaecd964.png?v=1791727353 Sodium glycollate, 96.60% | 2836-32-0 Sodium glycollate|C3D-3667|2836-32-0 https://www.jk-sci.com/products/s57c4x-102250 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d05e125e-6432-4e46-b145-8db336f63129.png?v=1791725991 Carfilzomib Impurity 50, Purity: 99.2% Carfilzomib Impurity 50|C4X-102250 https://www.jk-sci.com/products/s57c4x-102714 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/962dd2cdbcff0beee254be8d3e533f65.jpg?v=1791725937 Rupatadine impurity 14, 94.20% | 1210824-61-5 Rupatadine impurity 14|C4X-102714|1210824-61-5 https://www.jk-sci.com/products/s57c4x-312832 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_97d39ffc-962f-4737-ac3c-c4aa561c6230.png?v=1791707818 Nemonoxacin Impurity 32, 81.80% Nemonoxacin Impurity 32|C4X-312832 https://www.jk-sci.com/products/s57c4x-1065175 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/81cc5220b05cbd8fb5ee2ec14d12419e.jpg?v=1791724870 Empagliflozin impurity 175, 99.40% | 915095-98-6 Empagliflozin impurity 175|C4X-1065175|915095-98-6 https://www.jk-sci.com/products/s57c4x-1079100 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c3d7be48-81ff-4ea1-b2ad-89f0c63a954d.png?v=1791724303 Tofacitinib Impurity 100 (Enantiomer Mixture), 96.00% Tofacitinib Impurity 100 (Enantiomer Mixture)|C4X-1079100 https://www.jk-sci.com/products/s57c4x-312835 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c9f902f11bde5882aec08cbcb8644e87.jpg?v=1791707814 Nemonoxacin Impurity 35, 99.60% | 1781915-09-0 Nemonoxacin Impurity 35|C4X-312835|1781915-09-0 https://www.jk-sci.com/products/s57c4x-312839 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3666f00f24fca6c1d11903ecb63b32e4.jpg?v=1791707809 Nemonoxacin Impurity 39, 93.70% | 221221-39-2 Nemonoxacin Impurity 39|C4X-312839|221221-39-2 https://www.jk-sci.com/products/s57c4x-1079117 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/336994_4d0b07db-ff64-4b87-a051-5e301f2b6743.png?v=1791724293 Tofacitinib Impurity 117, 99.50% | 873-83-6 Tofacitinib Impurity 117|C4X-1079117|873-83-6 https://www.jk-sci.com/products/s57c4x-108418 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/125318_2c13004e-82c2-4262-b177-2498a76477f9.png?v=1791724009 Roflumilast impurity 18, 95.80% | 7051-34-5 Roflumilast impurity 18|C4X-108418|7051-34-5 https://www.jk-sci.com/products/s57c4x-10849 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8472dc9a85eafa17405686bb462467ee.jpg?v=1791723975 Roflumilast Impurity 9, 99.10% | 162401-62-9 Roflumilast Impurity 9|C4X-10849|162401-62-9 https://www.jk-sci.com/products/s57c4x-312846 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f17805ec-6291-4a4a-ac0f-e9dbb1dba944.png?v=1791707806 Nemonoxacin Impurity 46, 93.50% Nemonoxacin Impurity 46|C4X-312846 https://www.jk-sci.com/products/s57c4x-10853 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c738c669a6a12fbb2a4890eaa3293e74.jpg?v=1791723951 Ambroxol EP Impurity C, 98.80% | 50910-53-7 Ambroxol EP Impurity C|C4X-10853|50910-53-7 https://www.jk-sci.com/products/s57c4x-108981 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_025b1cc2-c207-4ce8-8c9a-6fc906f4f3f3.png?v=1791723745 Dabigatran-13C-d3, Purity: 94.3% Dabigatran-13C-d3|C4X-108981 https://www.jk-sci.com/products/s57c4x-109022 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/333232_e439a71c-0702-4007-895e-20a08981ccfb.png?v=1791723697 Rivaroxaban Impurity 22, 97.20% | 31166-29-7 Rivaroxaban Impurity 22|C4X-109022|31166-29-7 https://www.jk-sci.com/products/s57c4x-312852 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8d7267c6-ca06-40af-899f-11bffc062220.png?v=1791707802 Nemonoxacin Impurity 52, 98.10% Nemonoxacin Impurity 52|C4X-312852 https://www.jk-sci.com/products/s57c4x-11657 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/278250_f27e1a80-533c-4b6b-9d4e-90ba5671554e.png?v=1791721290 Dexamethasone EP Impurity G, 99.00% | 1177-87-3 Dexamethasone EP Impurity G|C4X-11657|1177-87-3 https://www.jk-sci.com/products/s57c4x-124533 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/440296.png?v=1791719973 Cefuroxime Impurity 33, 98.60% | 1467-70-5 Cefuroxime Impurity 33|C4X-124533|1467-70-5 https://www.jk-sci.com/products/s57c4x-124854 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_cc5fac4d-1d60-46ac-8a01-09d43104ef8f.png?v=1791719892 Valaciclovir EP Impurity P(Valaciclovir Related Compound K) 2HCl, 90.50% Valaciclovir EP Impurity P(Valaciclovir Related Compound K) 2HCl|C4X-124854 https://www.jk-sci.com/products/s57c4x-130014 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/567538.png?v=1791719552 Tacrolimus Monohydrate, 99.30% | 109581-93-3 Tacrolimus Monohydrate|C4X-130014|109581-93-3 https://www.jk-sci.com/products/s57c4x-13491 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/312772_0674578a-a0c1-4200-ba02-f9400b2b38bd.png?v=1791718917 Terazosin EP Impurity A（Doxazosin EP Impurity F）, 96.90% | 23680-84-4 Terazosin EP Impurity A（Doxazosin EP Impurity F）|C4X-13491|23680-84-4 https://www.jk-sci.com/products/s57c4x-312854 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9cb5b4439d4c18d844c77abfb5f80b67.jpg?v=1791707800 Nemonoxacin Impurity 54, 99.80% | 269407-02-5 Nemonoxacin Impurity 54|C4X-312854|269407-02-5 https://www.jk-sci.com/products/s57c4x-13663 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/499429.png?v=1791718638 Voriconazole EP Impurity C, 94.00% | 137234-88-9 Voriconazole EP Impurity C|C4X-13663|137234-88-9 https://www.jk-sci.com/products/s57c4x-13698 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e6e56190-fbbf-4255-90ff-414a2b07a27f.png?v=1791718539 Mianserin EP Impurity B, 92.10% Mianserin EP Impurity B|C4X-13698 https://www.jk-sci.com/products/s57c4x-13847 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/487100_55a070e3-a12b-435c-ad65-c098bc7bbf63.png?v=1791718354 Rivastigmine EP Impurity G, 97.40% | 23308-82-9 Rivastigmine EP Impurity G|C4X-13847|23308-82-9 https://www.jk-sci.com/products/s57c4x-312863 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0e07f9522b6d8e7dc133464143cac521.jpg?v=1791707795 Nemonoxacin Impurity 63, 97.30% | 951163-62-5 Nemonoxacin Impurity 63|C4X-312863|951163-62-5 https://www.jk-sci.com/products/s57c4x-13933 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bb513659e37810c72a66f4437950f4b8.jpg?v=1791718224 Alfacalcidol EP Impurity C, 99.70% | 82266-85-1 Alfacalcidol EP Impurity C|C4X-13933|82266-85-1 https://www.jk-sci.com/products/s57c4x-312866 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5b8f82562f4f5da143c8aae8d670cb5e.jpg?v=1791707795 Nemonoxacin Impurity 66, 94.70% | 951163-64-7 Nemonoxacin Impurity 66|C4X-312866|951163-64-7 https://www.jk-sci.com/products/s57c4x-13944 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/402557.png?v=1791718209 Ondansetron EP Impurity D, 96.00% | 99614-64-9 Ondansetron EP Impurity D|C4X-13944|99614-64-9 https://www.jk-sci.com/products/s57c4x-31287 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_190a3141-d85e-4f48-9d2b-2b24d105858d.png?v=1791707786 Nemonoxacin Impurity 7, 80.30% Nemonoxacin Impurity 7|C4X-31287 https://www.jk-sci.com/products/s57c4x-31288 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cae0b10854f2b17c2959825e911f0c5c.jpg?v=1791707786 Nemonoxacin Impurity 8, 97.30% | 378746-65-7 Nemonoxacin Impurity 8|C4X-31288|378746-65-7 https://www.jk-sci.com/products/s57c4x-139652 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bb086e101f90e1f8f1818ea4677a10d2.jpg?v=1791718128 Azelastine Impurity 52, 98.60% | 1107016-94-3 Azelastine Impurity 52|C4X-139652|1107016-94-3 https://www.jk-sci.com/products/s57c4x-312883 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1273dd9e-26c5-4248-aedf-c86dbfcc7943.png?v=1791707780 Nemonoxacin Impurity 83, 92.60% Nemonoxacin Impurity 83|C4X-312883 https://www.jk-sci.com/products/s57c4x-31289 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2f7681a2-7f2b-4268-93c8-1e836a1ea84e.png?v=1791707776 Nemonoxacin Impurity 9, 97.20% Nemonoxacin Impurity 9|C4X-31289 https://www.jk-sci.com/products/s57c1012834 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ca0947405268271149d6ea9a7ecd1ccf.jpg?v=1791730372 5-Bromo-2-fluoro-N-methylbenzamide, Purity: 100.0% | 1016777-86-8 5-Bromo-2-fluoro-N-methylbenzamide|C1012834|1016777-86-8 https://www.jk-sci.com/products/s57c1217325 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/67dad975e6b5f9be92aa7bf2283c0c71.jpg?v=1791730060 3-Methyl-1H-pyrazol-5-ol, 99.70% | 132712-71-1 3-Methyl-1H-pyrazol-5-ol|C1217325|132712-71-1 https://www.jk-sci.com/products/s57c4x-312895 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_acaf11df-1f3b-4a20-bbf2-699022b92287.png?v=1791707774 Nemonoxacin Malate 1/2H2O, 99.90% Nemonoxacin Malate 1/2H2O|C4X-312895 https://www.jk-sci.com/products/s57c4x-31391 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b8d5d55b-3134-4cff-8f1a-55c29408089c.png?v=1791707770 BPA Impurity 1, 99.60% BPA Impurity 1|C4X-31391 https://www.jk-sci.com/products/s57c4x-3152 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/340144.png?v=1791707767 Mifobate, 100.00% | 76541-72-5 Mifobate|C4X-3152|76541-72-5 https://www.jk-sci.com/products/s57c4x-31731 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ef8b5c263f022e10079d3a184cd62538.jpg?v=1791707766 Adenosine Cyclophosphate Impurity 1, 96.10% | 32465-18-2 Adenosine Cyclophosphate Impurity 1|C4X-31731|32465-18-2 https://www.jk-sci.com/products/s57c1349923 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9e65edec0bd76ccc749b00306ea24bd9.jpg?v=1791729792 4-Isopropylbenzenesulfonic acid, 80.60% | 16066-35-6 4-Isopropylbenzenesulfonic acid|C1349923|16066-35-6 https://www.jk-sci.com/products/s57c1427241 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a2eb15ec561b9b68ea501a65923c1bfa.jpg?v=1791729678 2-Amino-5-Fluoro-4-Nitrophenol, 89.60% | 1850312-96-7 2-Amino-5-Fluoro-4-Nitrophenol|C1427241|1850312-96-7 https://www.jk-sci.com/products/s57c4x-32327 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_cdcd6895-7d69-40d8-97e9-c6414df758ef.png?v=1791707755 Elacestrant Impurity 7, 99.20% Elacestrant Impurity 7|C4X-32327 https://www.jk-sci.com/products/s57c4x-31801 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/673851d4a91c85e1e8da726777376164.jpg?v=1791707761 (R)-1-(2-Aminoacetyl)-4,4-difluoropyrrolidine-2-carbonitrile hydrochloride, 83.20% | 2355270-76-5 (R)-1-(2-Aminoacetyl)-4,4-difluoropyrrolidine-2-carbonitrile hydrochloride|C4X-31801|2355270-76-5 https://www.jk-sci.com/products/s57c1595080 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/45a4d4334caa5077ec16a43c05efb782.jpg?v=1791729379 2,3,3-Trimethyl-3H-benzo[g]indole, Purity: 99.9% | 74470-85-2 2,3,3-Trimethyl-3H-benzo[g]indole|C1595080|74470-85-2 https://www.jk-sci.com/products/s57c4x-320014 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7433152af7f5ddc271914472c02fb546.jpg?v=1791707757 Vazegepant Impurity 14, 91.60% | 928014-62-4 Vazegepant Impurity 14|C4X-320014|928014-62-4 https://www.jk-sci.com/products/s57c4x-323415 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d916384a3979deeb8bfc829b1b7c094f.jpg?v=1791707751 Orforglipron Impurity 15, 97.10% | 3067284-94-7 Orforglipron Impurity 15|C4X-323415|3067284-94-7 https://www.jk-sci.com/products/s57c1625303 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/545709.png?v=1791729265 2-Chlorostyrene, 96.10% | 2039-87-4 2-Chlorostyrene|C1625303|2039-87-4 https://www.jk-sci.com/products/s57c4x-323427 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b7d206b6989e1bc67e0a8e8407f511b1_39d455cb-36ee-455d-a9d3-b3aafa70a58a.jpg?v=1791707748 Orforglipron impurity 27, 99.20% | 465529-57-1 Orforglipron impurity 27|C4X-323427|465529-57-1 https://www.jk-sci.com/products/s57c1732158 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/353008_d1c32e60-919f-4d99-b17c-a22208a9bb48.png?v=1791729049 Ethyl Pyrazole-4-carboxylate, 99.50% | 37622-90-5 Ethyl Pyrazole-4-carboxylate|C1732158|37622-90-5 https://www.jk-sci.com/products/s57c1756912 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/aa26b20972e1f96d81a227b58c348955.jpg?v=1791729010 5-Methoxy-1,2,3,4-tetrahydronaphthalen-2-ol, Purity: 98.4% | 32920-08-4 5-Methoxy-1,2,3,4-tetrahydronaphthalen-2-ol|C1756912|32920-08-4 https://www.jk-sci.com/products/s57c4x-323432 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_206879eb-70ad-44e9-a883-49fc9b95a6ee.png?v=1791707745 Orforglipron impurity 32, 96.70% Orforglipron impurity 32|C4X-323432 https://www.jk-sci.com/products/s57c1764692 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/50424414136b21084f281b73e920ef19.jpg?v=1791729003 6,6'-Disulfanediylbis(2,4-di-tert-butylphenol), Purity: 97.8% | 64953-47-5 6,6'-Disulfanediylbis(2,4-di-tert-butylphenol)|C1764692|64953-47-5 https://www.jk-sci.com/products/s57c1826854 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e52f6e6b0a7e43388e2d32ddbd275f44.jpg?v=1791728690 Hydroxychloroquine Impurity N54, 99.40% | 5448-52-2 Hydroxychloroquine Impurity N54|C1826854|5448-52-2 https://www.jk-sci.com/products/s57c4x-323444 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c220d2f5-475a-40c5-8da3-b30edfbab60e.png?v=1791707742 Orforglipron Impurity 44, 96.90% Orforglipron Impurity 44|C4X-323444 https://www.jk-sci.com/products/s57c1890922 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/162022.png?v=1791728442 Propyl 2-hydroxybenzoate, 94.90% | 607-90-9 Propyl 2-hydroxybenzoate|C1890922|607-90-9 https://www.jk-sci.com/products/s57c4x-323451 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8c7056b8-373c-476b-873b-345a11e1e1ef.png?v=1791707738 Orforglipron Impurity 51, 98.40% Orforglipron Impurity 51|C4X-323451 https://www.jk-sci.com/products/s57c3d-1922 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/355403.png?v=1791728055 1-Methyl-3-pyrrolidinol, 93.40% | 13220-33-2 1-Methyl-3-pyrrolidinol|C3D-1922|13220-33-2 https://www.jk-sci.com/products/s57c4x-323465 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7a42ee7b-964c-4bf3-a873-dfd7ce9268b5.png?v=1791707738 Orforglipron impurity 65, 99.00% Orforglipron impurity 65|C4X-323465 https://www.jk-sci.com/products/s57c4x-323480 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_de68a6f8-8e79-4b26-bc04-bf531c2160c3.png?v=1791707732 Orforglipron impurity 80, 99.10% Orforglipron impurity 80|C4X-323480 https://www.jk-sci.com/products/s57c3d-2941 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5115f504f7ce4f18b6c7e24a9fc657c6.jpg?v=1791727562 2-Naphthol-6,8-Disulfonic Acid Disodium Salt, Purity: 98.6% | 842-19-3 2-Naphthol-6,8-Disulfonic Acid Disodium Salt|C3D-2941|842-19-3 https://www.jk-sci.com/products/s57c3d-3042 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4e9aeb7a65b8675506a9dcb6e99ab637.jpg?v=1791727547 N-Nitrosoisopropylethyl Amine (Mixture of Isomers), 97.90% | 16339-04-1 N-Nitrosoisopropylethyl Amine (Mixture of Isomers)|C3D-3042|16339-04-1 https://www.jk-sci.com/products/s57c4x-32372 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/43bd6212816d6300a5c3f2e36ccb9065.jpg?v=1791707730 Gastrodin impurity 2, Purity: 99.9% | 31873-42-4 Gastrodin impurity 2|C4X-32372|31873-42-4 https://www.jk-sci.com/products/s57c4x-324712 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_65edc358-45a6-49c3-bc8a-26c537f1557e.png?v=1791707725 Ac-D-Cys(H-Cys-OH)-D-Ala-D-Arg-D-Arg-D-Arg-D-Arg-D-Ala-D-Arg-NH2, 98.20% Ac-D-Cys(H-Cys-OH)-D-Ala-D-Arg-D-Arg-D-Arg-D-Arg-D-Ala-D-Arg-NH2|C4X-324712 https://www.jk-sci.com/products/s57c4x-324714 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d55ffb8a-e725-4a17-accd-9fe38f9ae59f.png?v=1791707723 Ac-D-Cys(H-Cys-OH)-D-Ala-D-Arg-D-Arg-D-Arg-D-Ala-D-Arg-D-Arg-NH2, 69.80% Ac-D-Cys(H-Cys-OH)-D-Ala-D-Arg-D-Arg-D-Arg-D-Ala-D-Arg-D-Arg-NH2|C4X-324714 https://www.jk-sci.com/products/s57c4x-324717 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_acebe05f-06dd-44c9-b1d1-60abe2307c21.png?v=1791707721 Ac-D-Cys(H-Cys-OH)-D-Ala-D-Arg-Arg-D-Arg-D-Ala-D-Arg-NH2, 96.50% Ac-D-Cys(H-Cys-OH)-D-Ala-D-Arg-Arg-D-Arg-D-Ala-D-Arg-NH2|C4X-324717 https://www.jk-sci.com/products/s57c4x-100645 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/368418_168d32d2-2044-4b94-a975-d521440f52da.png?v=1791726484 2-(Diethoxyphosphoryl)acetic acid, 92.60% | 3095-95-2 2-(Diethoxyphosphoryl)acetic acid|C4X-100645|3095-95-2 https://www.jk-sci.com/products/s57c4x-10101 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cd18a4011cd40ba2c635036b584ec287.jpg?v=1791726330 Acyclovir EP Impurity C, 97.20% | 91702-61-3 Acyclovir EP Impurity C|C4X-10101|91702-61-3 https://www.jk-sci.com/products/s57c4x-10209 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_10a669a0-02f9-40c5-b4a4-a189a9f57733.png?v=1791726018 Vonoprazan Fumarate Impurity 9, Purity: 99.9% | 14476-72-3 Vonoprazan Fumarate Impurity 9|C4X-10209|14476-72-3 https://www.jk-sci.com/products/s57c4x-324720 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_76f9f0f4-92ed-4712-9ee7-e7527879c52b.png?v=1791707718 Ac-D-Cys(H-Cys-OH)-D-Ala-D-Arg-D-Arg-D-Ala-D-Arg-NH2, 97.00% Ac-D-Cys(H-Cys-OH)-D-Ala-D-Arg-D-Arg-D-Ala-D-Arg-NH2|C4X-324720 https://www.jk-sci.com/products/s57c4x-102982 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ddb1d65493078134f57f48b973e24cb2.jpg?v=1791725830 Clopidogrel Impurity 82, Purity: 99.8% | 1015247-87-6 Clopidogrel Impurity 82|C4X-102982|1015247-87-6 https://www.jk-sci.com/products/s57c4x-32478 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7d8c60cd-95cc-4869-8ae7-497cd8bbb9c1.png?v=1791707713 Ac-D-Cys(H-Cys-OH)-D-AIa-D-Arg-D-Arg-D-Arg-D-Arg-NH2, 96.90% Ac-D-Cys(H-Cys-OH)-D-AIa-D-Arg-D-Arg-D-Arg-D-Arg-NH2|C4X-32478 https://www.jk-sci.com/products/s57c4x-103721 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/19b6116c967a6bb5e05d41d8332441e5.jpg?v=1791725671 Pitavastatin Impurity 21, 99.50% | 154057-56-4 Pitavastatin Impurity 21|C4X-103721|154057-56-4 https://www.jk-sci.com/products/s57c4x-1043 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/549485_d562f25e-3071-45c6-a3b1-383dc2b11d93.png?v=1791725583 Celecoxib, 99.00% | 169590-42-5 Celecoxib|C4X-1043|169590-42-5 https://www.jk-sci.com/products/s57c4x-32481 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dae2e76c9183dd03b9da9a39c2345d27.jpg?v=1791707711 Lenacapavir Impurity 1, Purity: 100.0% | 2189684-54-4 Lenacapavir Impurity 1|C4X-32481|2189684-54-4 https://www.jk-sci.com/products/s57c4x-10474 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8625bb19961cefc39b72d84599a32671.jpg?v=1791725473 Regorafenib Impurity 4, Purity: 100.0% | 1187945-05-6 Regorafenib Impurity 4|C4X-10474|1187945-05-6 https://www.jk-sci.com/products/s57c4x-10562 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/299087.png?v=1791725252 Vortioxetine Impurity 2, 98.60% | 1011-13-8 Vortioxetine Impurity 2|C4X-10562|1011-13-8 https://www.jk-sci.com/products/s57c4x-10563 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3af21694a13ed77cacbe355ed5e9bc51.jpg?v=1791725249 Vortioxetine Impurity 3, Purity: 99.5% | 960203-41-2 Vortioxetine Impurity 3|C4X-10563|960203-41-2 https://www.jk-sci.com/products/s57c4x-10674 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3f4da1c6b9c15268f84028926dda291f_e9615166-ae1f-4689-8777-e1b3ddd0d573.jpg?v=1791724739 Levetiracetam EP Impurity D, 91.00% | 103765-01-1 Levetiracetam EP Impurity D|C4X-10674|103765-01-1 https://www.jk-sci.com/products/s57c4x-107329 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6d9a6ee1a4edbe313b5372ff5b61a991.jpg?v=1791724542 Linezolid Impurity 29, 99.70% | 496031-57-3 Linezolid Impurity 29|C4X-107329|496031-57-3 https://www.jk-sci.com/products/s57c4x-1088 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/22ed80c965d2eaca0ab5cc5b0ea399de.jpg?v=1791723846 Apixaban, 98.90% | 503612-47-3 Apixaban|C4X-1088|503612-47-3 https://www.jk-sci.com/products/s57c4x-119012 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f279425b043621317928a9858036014b.jpg?v=1791720878 Captopril EP Impurity D, Purity: 100.0% | 56970-78-6 Captopril EP Impurity D|C4X-119012|56970-78-6 https://www.jk-sci.com/products/s57c4x-13403 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/223161.png?v=1791719076 Clozapine EP impurity C, 96.90% | 6104-71-8 Clozapine EP impurity C|C4X-13403|6104-71-8 https://www.jk-sci.com/products/s57c4x-135917 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0bc0928e1c2949b4e42bb63d29a23d4e.jpg?v=1791718746 Telmisartan Impurity 17, 97.10% | 1352492-08-0 Telmisartan Impurity 17|C4X-135917|1352492-08-0 https://www.jk-sci.com/products/s57c4x-136221 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/436862.png?v=1791718692 Ciprofloxacin Impurity 21, 95.30% | 93594-39-9 Ciprofloxacin Impurity 21|C4X-136221|93594-39-9 https://www.jk-sci.com/products/s57c4x-136911 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/589842_4027404a-7901-4841-a5f9-5d96a5bddac7.png?v=1791718554 Mianserin Impurity 11, 99.10% | 5344-90-1 Mianserin Impurity 11|C4X-136911|5344-90-1 https://www.jk-sci.com/products/s57c4x-13891 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/428068.png?v=1791718306 Budesonide EP Impurity A, 99.30% | 13951-70-7 Budesonide EP Impurity A|C4X-13891|13951-70-7 https://www.jk-sci.com/products/s57c4x-138921 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a558a993a527ea5631cfe8f090919ab2.jpg?v=1791718294 Budesonide Impurity 21, 97.30% | 85234-64-6 Budesonide Impurity 21|C4X-138921|85234-64-6 https://www.jk-sci.com/products/s57c1117555 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/18d625a75a3ba9e497f1d2c42fb636d5_d5873921-763d-43b1-8cc8-63b56701aa98.jpg?v=1791730188 Oclacitinib Maleate, 100.00% | 1208319-27-0 Oclacitinib Maleate|C1117555|1208319-27-0 https://www.jk-sci.com/products/s57c1365621 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ccd2c4f32a0c364ec1e914f54c11d146.jpg?v=1791729754 3-Chloro-2-formylbenzoic acid, 99.90% | 169310-05-8 3-Chloro-2-formylbenzoic acid|C1365621|169310-05-8 https://www.jk-sci.com/products/s57c1468010 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1eac447ac54e8f4eb2768c1a99a74671.jpg?v=1791729620 (2R,3R,4S,5R)-5-(hydroxymethyl)tetrahydrofuran-2,3,4-triol, 99.90% | 36468-53-8 (2R,3R,4S,5R)-5-(hydroxymethyl)tetrahydrofuran-2,3,4-triol|C1468010|36468-53-8 https://www.jk-sci.com/products/s57c1732426 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/514954.png?v=1791729046 4-Thioureidobenzoic acid, 98.30% | 7366-56-5 4-Thioureidobenzoic acid|C1732426|7366-56-5 https://www.jk-sci.com/products/s57c1796545 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5b8b9f95b29b6d6e0c631325c28a2bd0.jpg?v=1791728875 Calcium Dobesilate Impurity N4 Bis-diethylamine Salt, 97.20% | 57775-25-4 Calcium Dobesilate Impurity N4 Bis-diethylamine Salt|C1796545|57775-25-4 https://www.jk-sci.com/products/s57c1822547 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/399416_612014dc-a44f-4cb2-a8f5-2316bf0695a8.png?v=1791728754 Ethyl Glycidyl Ether, 93.70% | 4016-11-9 Ethyl Glycidyl Ether|C1822547|4016-11-9 https://www.jk-sci.com/products/s57c1843967 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ba80d32db3c73edd72827f839da9ce97.jpg?v=1791728596 Methyl 4-hydroxy-3-methoxy-5-nitrobenzoate, 98.90% | 42590-00-1 Methyl 4-hydroxy-3-methoxy-5-nitrobenzoate|C1843967|42590-00-1 https://www.jk-sci.com/products/s57c1920455 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/473485.png?v=1791728233 2-Methylpyrimidine, Purity: 99.4% | 5053-43-0 2-Methylpyrimidine|C1920455|5053-43-0 https://www.jk-sci.com/products/s57c1926433 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/376546_0f231917-a2a7-45ff-b2a3-e23b8e69c176.png?v=1791728139 (E)-1,4-Dibromobut-2-ene, 99.20% | 821-06-7 (E)-1,4-Dibromobut-2-ene|C1926433|821-06-7 https://www.jk-sci.com/products/s57c1928900 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/308434_ce5f2acc-f776-4c8c-a14c-dffb640c4d52.png?v=1791728122 Benzoic anhydride, 95.90% | 93-97-0 Benzoic anhydride|C1928900|93-97-0 https://www.jk-sci.com/products/s57c3d-25990 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/245256_dd7cfd25-70a0-4475-8d45-74cea81cae21.png?v=1791727802 2,5-Dioxopyrrolidin-1-yl 6-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)hexanoate, 97.20% | 55750-63-5 2,5-Dioxopyrrolidin-1-yl 6-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)hexanoate|C3D-25990|55750-63-5 https://www.jk-sci.com/products/s57c3d-262311 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_dab78685-e8d8-4238-aed8-4eda34e751ec.png?v=1791727694 Calcobutrol 1:1 Calcium salt, 92.40% Calcobutrol 1:1 Calcium salt|C3D-262311 https://www.jk-sci.com/products/s57c3d-3630 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/402023_d6600527-9495-4814-9401-37d627a357fe.png?v=1791727371 3-Chloropropiophenone, 98.20% | 936-59-4 3-Chloropropiophenone|C3D-3630|936-59-4 https://www.jk-sci.com/products/s57c3d-3913 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/154503_d0df2282-e981-4d80-89ff-68a82cecb931.png?v=1791727298 3-Azetidinecarboxylic acid, 99.40% | 36476-78-5 3-Azetidinecarboxylic acid|C3D-3913|36476-78-5 https://www.jk-sci.com/products/s57c3d-4555 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/110904.png?v=1791727140 (S)-(+)-2-Amino-1-butanol, Purity: 99.7% | 5856-62-2 (S)-(+)-2-Amino-1-butanol|C3D-4555|5856-62-2 https://www.jk-sci.com/products/s57c3d-4707 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/220486_7b8e189c-0836-4dbf-b272-74b7f95697bc.png?v=1791727099 sodium 3-nitrobenzenesulfonate, 92.20% | 127-68-4 sodium 3-nitrobenzenesulfonate|C3D-4707|127-68-4 https://www.jk-sci.com/products/s57c3d-5422 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/129254.png?v=1791726944 Sodium Metabisulfite, Purity: 98.0% | 7681-57-4 Sodium Metabisulfite|C3D-5422|7681-57-4 https://www.jk-sci.com/products/s57c3d-6220 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/559360.png?v=1791726622 1,5-Hexanediol, 88.30% | 928-40-5 1,5-Hexanediol|C3D-6220|928-40-5 https://www.jk-sci.com/products/s57c4x-102036 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/352874ed734bc0d9c4f081828114bc07.jpg?v=1791726069 Vonoprazan Impurity 36, 99.60% | 56448-22-7 Vonoprazan Impurity 36|C4X-102036|56448-22-7 https://www.jk-sci.com/products/s57c4x-101921 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/347687_0b98aad5-ad29-497a-975a-df6676a544ba.png?v=1791726159 Fluconazole Impurity 21, 95.10% | 288-36-8 Fluconazole Impurity 21|C4X-101921|288-36-8 https://www.jk-sci.com/products/s57c4x-104515 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5396853f7035e26215f312dd22721657.jpg?v=1791725517 Amisulpride EP Impurity B Hydrobromide, 93.30% | 2437254-41-4 Amisulpride EP Impurity B Hydrobromide|C4X-104515|2437254-41-4 https://www.jk-sci.com/products/s57c4x-10651 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bfee03c7cabe42642dc34e7fee408e4e.jpg?v=1791724909 Empagliflozin Impurity 1, 92.40% | 864070-43-9 Empagliflozin Impurity 1|C4X-10651|864070-43-9 https://www.jk-sci.com/products/s57c4x-107410 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fa52072bbe07df51a54a0c73ec82571a.jpg?v=1791724502 Moxifloxacin Impurity 10, 99.20% | 172602-83-4 Moxifloxacin Impurity 10|C4X-107410|172602-83-4 https://www.jk-sci.com/products/s57c4x-11406 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/230222b529532840586419ed4f6295ee.jpg?v=1791721785 Lenvatinib Impurity 6, 100.00% | 796848-79-8 Lenvatinib Impurity 6|C4X-11406|796848-79-8 https://www.jk-sci.com/products/s57c4x-116017 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/eb0cff8630a76c59c4bd064378206a5b.jpg?v=1791721499 Cholic Aicd Impurity 17, 96.50% | 2304-91-8 Cholic Aicd Impurity 17|C4X-116017|2304-91-8 https://www.jk-sci.com/products/s57c4x-127210 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2fbb24cab178b4204e0405f8dfb4959a.jpg?v=1791719646 Nifuratel Impurity 10, 80.10% | 45378-62-9 Nifuratel Impurity 10|C4X-127210|45378-62-9 https://www.jk-sci.com/products/s57c1023950 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ff9463afeb8203e4781b4b4ee72f712a.jpg?v=1791730361 2-(2-Hydroxyphenyl)quinazolin-4-ol, 98.70% | 1026-04-6 2-(2-Hydroxyphenyl)quinazolin-4-ol|C1023950|1026-04-6 https://www.jk-sci.com/products/s57c1107097 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/947827a2e9e7e4edf8474f6bb2816049.jpg?v=1791730217 (S)-2-(4-(2-Chlorophenoxy)-2-oxo-2,5-dihydro-1H-pyrrol-1-yl)-N-(1-((R)-2,3-dihydroxypropyl)-1H-pyrazol-3-yl)-4-methylpentanamide, 98.60% | 1191995-00-2 (S)-2-(4-(2-Chlorophenoxy)-2-oxo-2,5-dihydro-1H-pyrrol-1-yl)-N-(1-((R)-2,3-dihydroxypropyl)-1H-pyrazol-3-yl)-4-methylpentanamide|C1107097|1191995-00-2 https://www.jk-sci.com/products/s57c1354563 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c2cfa72bfb694088909b19b5c69d0f69.jpg?v=1791729784 3-(methoxy)-N-(3,5-dichloro-4-pyridinyl) -4-difluoromethoxy) benzamide, 99.80% | 162401-29-8 3-(methoxy)-N-(3,5-dichloro-4-pyridinyl) -4-difluoromethoxy) benzamide|C1354563|162401-29-8 https://www.jk-sci.com/products/s57c1416302 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e6759b74-d843-4e4a-ae67-a60375412e1b.png?v=1791729704 Vortioxetine impurity 114 HCl, 97.70% Vortioxetine impurity 114 HCl|C1416302 https://www.jk-sci.com/products/s57c1577725 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5fdea26d4465cb3da3235e3aac450969.jpg?v=1791729417 2-(4-Bromophenyl)acetamide, 99.50% | 74860-13-2 2-(4-Bromophenyl)acetamide|C1577725|74860-13-2 https://www.jk-sci.com/products/s57c1596253 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/61b721085918a939d38e12a25c049d18.jpg?v=1791729374 2,3-Dichloro-4-methoxybenzoic acid, 93.20% | 55901-80-9 2,3-Dichloro-4-methoxybenzoic acid|C1596253|55901-80-9 https://www.jk-sci.com/products/s57c1711421 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/539976.png?v=1791729104 4-Amino-2,1,3-benzothiadiazole, Purity: 95.6% | 767-64-6 4-Amino-2,1,3-benzothiadiazole|C1711421|767-64-6 https://www.jk-sci.com/products/s57c1775498 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/518377.png?v=1791728983 6-Nitro-1,2,3,4-tetrahydroquinoxaline, Purity: 99.8% | 41959-35-7 6-Nitro-1,2,3,4-tetrahydroquinoxaline|C1775498|41959-35-7 https://www.jk-sci.com/products/s57c1790871 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8a93b32819e2adfb2902ca6e154d39ff_9cf3b9a0-0278-4c71-8e5d-8cb606135da0.jpg?v=1791728909 3,5-Dibromo-4-methoxybenzoic Acid, 99.60% | 4073-35-2 3,5-Dibromo-4-methoxybenzoic Acid|C1790871|4073-35-2 https://www.jk-sci.com/products/s57c1896906 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ebfb32f281407b4b2d67373277b60049.jpg?v=1791728396 Tadalafil Impurity N6, Purity: 98.1% | 479545-76-1 Tadalafil Impurity N6|C1896906|479545-76-1 https://www.jk-sci.com/products/s57c1925705 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/35a3e0787d2ead058c6321889648de6a.jpg?v=1791728139 Aminoacetone Hydrochloride, 95.90% | 7737-17-9 Aminoacetone Hydrochloride|C1925705|7737-17-9 https://www.jk-sci.com/products/s57c3d-2831 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/414760_31a42d26-0d3d-4c1b-b1cc-656fbf3b59c3.png?v=1791727585 Fmoc-D-Ala-OH, 96.20% | 79990-15-1 Fmoc-D-Ala-OH|C3D-2831|79990-15-1 https://www.jk-sci.com/products/s57c3d-4109 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/291651_79fdf163-2dce-43a4-901e-5658af976a2f.png?v=1791727257 1,2-Dilinoleoyl-3-palmitoyl-rac-glycerol, 98.70% | 2190-15-0 1,2-Dilinoleoyl-3-palmitoyl-rac-glycerol|C3D-4109|2190-15-0 https://www.jk-sci.com/products/s57c3d-4276 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/006cd09b16ed33b431ad7067edb7e48c_2d3f1653-a36a-424e-acdf-cd1377c31af8.jpg?v=1791727204 3-(4-Methoxybenzoyl)propionic Acid, 98.80% | 3153-44-4 3-(4-Methoxybenzoyl)propionic Acid|C3D-4276|3153-44-4 https://www.jk-sci.com/products/s57c3d-6006 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/563718.png?v=1791726726 Azetidin-3-ol Hydrochloride Salt, 96.10% | 18621-18-6 Azetidin-3-ol Hydrochloride Salt|C3D-6006|18621-18-6 https://www.jk-sci.com/products/s57c4x-32506 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_250c22f9-fa2b-4f9e-9c58-67f798e49c55.png?v=1791707707 Estetrol Impurity 6, 95.70% Estetrol Impurity 6|C4X-32506 https://www.jk-sci.com/products/s57c4x-100314 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/331415989bd47b78fc144eda6ca83034.jpg?v=1791726550 Azithromycin EP Impurity M, 96.30% | 765927-71-7 Azithromycin EP Impurity M|C4X-100314|765927-71-7 https://www.jk-sci.com/products/s57c4x-10061 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/51687fe1b2399d89b23d21833035b5db.jpg?v=1791726505 Afatinib Impurity 1, 92.50% | 314771-88-5 Afatinib Impurity 1|C4X-10061|314771-88-5 https://www.jk-sci.com/products/s57c4x-10096 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7fc0478f60ab1866c495670220f388ac.jpg?v=1791726354 Apremilast Impurity 6, 90.80% | 1809170-71-5 Apremilast Impurity 6|C4X-10096|1809170-71-5 https://www.jk-sci.com/products/s57c4x-101211 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_61ff9cbc-d081-41cf-8dae-da9cab4cfa92.png?v=1791726295 Baclofen impurity 11, 93.40% Baclofen impurity 11|C4X-101211 https://www.jk-sci.com/products/s57c4x-10183 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bade3140fc7ebb641958876302d951cf.jpg?v=1791726177 Choline fenofibrate EP Impurity D, 99.70% | 42019-07-8 Choline fenofibrate EP Impurity D|C4X-10183|42019-07-8 https://www.jk-sci.com/products/s57c4x-1020239 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f5dbfc24-15b6-40d5-a185-1e21051f7660.png?v=1791726080 Vonoprazan Impurity 239 HCI, 90.40% Vonoprazan Impurity 239 HCI|C4X-1020239 https://www.jk-sci.com/products/s57c4x-102243 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5ff0797080d2257866b144ddbe594723.jpg?v=1791725993 Carfilzomib Impurity 43, 97.80% | 247068-85-5 Carfilzomib Impurity 43|C4X-102243|247068-85-5 https://www.jk-sci.com/products/s57c4x-10561 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/229689.png?v=1791725267 Vortioxetine Impurity 1, 93.00% | 92-54-6 Vortioxetine Impurity 1|C4X-10561|92-54-6 https://www.jk-sci.com/products/s57c4x-105661 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_19aceb4d-edb0-4cd8-9b8a-0fcf26588666.png?v=1791725222 Vortioxetine Impurity 61, 96.20% Vortioxetine Impurity 61|C4X-105661 https://www.jk-sci.com/products/s57c4x-107745 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/139235_fb37a9ec-1bd7-4a6a-8230-dac6bf92790f.png?v=1791724332 Entecavir Impurity 45, Purity: 84.8% | 3587-60-8 Entecavir Impurity 45|C4X-107745|3587-60-8 https://www.jk-sci.com/products/s57c4x-1090175 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_09197af5-8a47-4335-986b-86678387a51f.png?v=1791723704 Rivaroxaban impurity 175, 99.50% Rivaroxaban impurity 175|C4X-1090175 https://www.jk-sci.com/products/s57c4x-32733 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/195ca350263384be9cf953695b1fe356.jpg?v=1791707703 Naftidrofuryl EP impurity B, 97.40% | 35997-58-1 Naftidrofuryl EP impurity B|C4X-32733|35997-58-1 https://www.jk-sci.com/products/s57c4x-109110 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/238159_84bfe025-7944-42f3-ad3b-1d57e18e99f2.png?v=1791723649 Milrinone Impurity 10, 99.50% | 2345-56-4 Milrinone Impurity 10|C4X-109110|2345-56-4 https://www.jk-sci.com/products/s57c4x-109647 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6990ae92ea7e39d4f3c5fbdaa21403e0.jpg?v=1791723419 Azilsartan Impurity 47, 99.00% | 1604812-35-2 Azilsartan Impurity 47|C4X-109647|1604812-35-2 https://www.jk-sci.com/products/s57c4x-1131118 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1f9948d3-0758-453a-9ec0-3545a51fe52e.png?v=1791722284 Brexpiprazole impurity 118, 96.50% Brexpiprazole impurity 118|C4X-1131118 https://www.jk-sci.com/products/s57c4x-113320 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a59956c4439cd918b91ba3bb76d2287f.jpg?v=1791722069 Plerixafor Impurity 20, 99.30% | 6315-52-2 Plerixafor Impurity 20|C4X-113320|6315-52-2 https://www.jk-sci.com/products/s57c4x-1239 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/127554_7deeb4f0-7cc2-4241-bdf3-d98d1bd06d3e.png?v=1791720129 Anastrozole, 99.90% | 120511-73-1 Anastrozole|C4X-1239|120511-73-1 https://www.jk-sci.com/products/s57c4x-124712 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a0c37f87ced7e38a494ced136ffae9ef.jpg?v=1791719948 Bisoprolol EP Impurity L(Metoprolol EP Impurity C), 93.20% | 29122-74-5 Bisoprolol EP Impurity L(Metoprolol EP Impurity C)|C4X-124712|29122-74-5 https://www.jk-sci.com/products/s57c4x-133149 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/750d7cda356284e2379908b67eb6381a_d3516d3e-1858-4dda-b703-14ffa5cb2cd0.jpg?v=1791719252 Disodium Levononidazole Phosphate, Purity: 99.1% | 1685275-23-3 Disodium Levononidazole Phosphate|C4X-133149|1685275-23-3 https://www.jk-sci.com/products/s57c4x-136621 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/56d05aeb85ce96f0fb35cf660ea93135.jpg?v=1791718642 Voriconazole Impurity 3, 95.90% | 188416-28-6 Voriconazole Impurity 3|C4X-136621|188416-28-6 https://www.jk-sci.com/products/s57c4x-138431 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_52cb8ae1-a2f3-44c9-89fb-92fde0adb6b4.png?v=1791718359 Rivastigmine impurity 31, 98.70% Rivastigmine impurity 31|C4X-138431 https://www.jk-sci.com/products/s57c4x-151416 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/137848_f2499e07-630a-40fd-960f-ac5b8ebd09c7.png?v=1791716315 Oxedrine, 99.90% | 94-07-5 Oxedrine|C4X-151416|94-07-5 https://www.jk-sci.com/products/s57c4x-151931 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0ab9a990-af10-4772-b349-901ade4433fb.png?v=1791716219 Propranolol Impurity 31, 96.80% Propranolol Impurity 31|C4X-151931 https://www.jk-sci.com/products/s57c1333241 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e5af68345e6b4742bd1cdc4eb35dff49_cf50905d-9f9e-498f-ad5e-0214a9d67195.jpg?v=1791729846 3,5-Dichloro-4-formylbenzoic acid, 87.30% | 153203-80-6 3,5-Dichloro-4-formylbenzoic acid|C1333241|153203-80-6 https://www.jk-sci.com/products/s57c1603478 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2534e1a68d99fdb40cbbee6fb40e1ee4.jpg?v=1791729330 2,6-Di-tert-butyl-4-chlorophenol, Purity: 98.2% | 4096-72-4 2,6-Di-tert-butyl-4-chlorophenol|C1603478|4096-72-4 https://www.jk-sci.com/products/s57c1798558 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/858b1144cc14712cd06551c2222ffd50.jpg?v=1791728852 cis-8,11,14-Eicosatrienoic Acid Ethyl Ester, 97.40% | 55968-21-3 cis-8,11,14-Eicosatrienoic Acid Ethyl Ester|C1798558|55968-21-3 https://www.jk-sci.com/products/s57c1806224 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4c2ba5fa81f7ce945e30d2605d2d1d20.jpg?v=1791728798 Enalaprilat, 79.80% | 76420-72-9 Enalaprilat|C1806224|76420-72-9 https://www.jk-sci.com/products/s57c1826426 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/350147.png?v=1791728705 H-Glu-Met-OH | 4423-22-7 H-Glu-Met-OH|C1826426|4423-22-7 https://www.jk-sci.com/products/s57c4x-32734 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d8342aee5bf617eee8b6bfdbaf1692c5.jpg?v=1791707695 Naftidrofuryl EP impurity E, 90.30% | 3216-60-2 Naftidrofuryl EP impurity E|C4X-32734|3216-60-2 https://www.jk-sci.com/products/s57c1826998 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/34a2e8842457fac75ca87e66f6619feb.jpg?v=1791728688 Isopropyl 2-(4-Isobutylphenyl)Propanoate, 97.80% | 64622-17-9 Isopropyl 2-(4-Isobutylphenyl)Propanoate|C1826998|64622-17-9 https://www.jk-sci.com/products/s57c1827475 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/365242.png?v=1791728683 Naphthalen-1-ylhydrazine Hydrochloride, Purity: 94.0% | 2243-56-3 Naphthalen-1-ylhydrazine Hydrochloride|C1827475|2243-56-3 https://www.jk-sci.com/products/s57c1870925 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a997dde18f5e4f6496d310452ebe8e7d.jpg?v=1791728551 Salcaprozate Impurity N1, 98.80% | 20073-95-4 Salcaprozate Impurity N1|C1870925|20073-95-4 https://www.jk-sci.com/products/s57c1891275 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8e94fbc79cabdb05463f473d3d6a0b2e.jpg?v=1791728443 Pyrantel EP impurity D, 92.50% | 4271-96-9 Pyrantel EP impurity D|C1891275|4271-96-9 https://www.jk-sci.com/products/s57c4x-32801 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/469871.png?v=1791707693 Mesalazine Impurity 1, Purity: 98.8% | 939-97-9 Mesalazine Impurity 1|C4X-32801|939-97-9 https://www.jk-sci.com/products/s57c4x-32846 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f58776b3-eab6-43f5-b92d-f43208f87582.png?v=1791707690 Prusogliptin Impurity 6, Purity: 99.5% Prusogliptin Impurity 6|C4X-32846 https://www.jk-sci.com/products/s57c1908632 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8b7779c4aad026147ab0fd34f44ddd0d.jpg?v=1791728367 Torachrysone-8-O-β-D-glucopyranoside, Purity: 98.9% | 64032-49-1 Torachrysone-8-O-β-D-glucopyranoside|C1908632|64032-49-1 https://www.jk-sci.com/products/s57c4x-33016 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7c7146b36470605baf246426269e2154.jpg?v=1791707685 Xanomeline Impurity 6, 98.90% | 2414049-88-8 Xanomeline Impurity 6|C4X-33016|2414049-88-8 https://www.jk-sci.com/products/s57c3d-3048 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/397978_02afbff2-1040-4177-ae49-dbb44e4ea525.png?v=1791727545 Uric Acid-1,3-15N2, Purity>95% | 62948-75-8 Uric Acid-1,3-15N2|C3D-3048|62948-75-8 https://www.jk-sci.com/products/s57c3d-3528 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/598421.png?v=1791727406 3＇-Chloroacetanilide, 99.40% | 588-07-8 3＇-Chloroacetanilide|C3D-3528|588-07-8 https://www.jk-sci.com/products/s57c4x-330111 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5f540301fad9ce214c851f66282a083a.jpg?v=1791707684 Xanomeline N-Oxide, 91.60% | 174656-58-7 Xanomeline N-Oxide|C4X-330111|174656-58-7 https://www.jk-sci.com/products/s57c4x-10019 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cc9608263edffb8794955af26157b0b9.jpg?v=1791726591 Erythromycin B, 94.70% | 527-75-3 Erythromycin B|C4X-10019|527-75-3 https://www.jk-sci.com/products/s57c4x-101016 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/705f8238ecb989ebdb5be8460ced9d94.jpg?v=1791726319 Acyclovir EP Impurity P, 90.20% | 23169-33-7 Acyclovir EP Impurity P|C4X-101016|23169-33-7 https://www.jk-sci.com/products/s57c4x-102093 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/120277.png?v=1791726019 3-Chloropyridine, Purity: 100.0% | 626-60-8 3-Chloropyridine|C4X-102093|626-60-8 https://www.jk-sci.com/products/s57c4x-102248 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/760dcebc1ca9086724fb0c29f6d27797.jpg?v=1791725992 Carfilzomib Impurity 48, 90.20% | 1541172-75-1 Carfilzomib Impurity 48|C4X-102248|1541172-75-1 https://www.jk-sci.com/products/s57c4x-10451 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/370208_03d48d49-4830-4a36-9c72-ee6125152713.png?v=1791725527 Amisulpride EP Impurity A, 98.80% | 26116-12-1 Amisulpride EP Impurity A|C4X-10451|26116-12-1 https://www.jk-sci.com/products/s57c4x-105638 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b7d3de1b126ca4780e06de61ee49bb42.jpg?v=1791725243 Vortioxetine Hydrobromide, 98.00% | 960203-27-4 Vortioxetine Hydrobromide|C4X-105638|960203-27-4 https://www.jk-sci.com/products/s57c4x-10575 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/340f55ddd62d026b82ece2a0dfae0630.jpg?v=1791725165 Valsartan impurity 5, 94.20% | 676129-92-3 Valsartan impurity 5|C4X-10575|676129-92-3 https://www.jk-sci.com/products/s57c4x-106852 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/342296.png?v=1791724723 Imatinib Impurity 52, 99.60% | 350-03-8 Imatinib Impurity 52|C4X-106852|350-03-8 https://www.jk-sci.com/products/s57c4x-136451 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/508019_fd00a725-5670-47ab-9e6b-af86ac68abd7.png?v=1791718665 Lercanidipine Impurity 51, 94.00% | 5394-63-8 Lercanidipine Impurity 51|C4X-136451|5394-63-8 https://www.jk-sci.com/products/s57c4x-33054 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b695143cce8909cb73ad02e52c628a09.jpg?v=1791707680 (R)-2-Amino-2-(2-hydroxyphenyl)acetic acid Hydrochloride, 91.30% | 2829292-56-8 (R)-2-Amino-2-(2-hydroxyphenyl)acetic acid Hydrochloride|C4X-33054|2829292-56-8 https://www.jk-sci.com/products/s57c4x-15181 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/685375b82976320488a8826c02f1e778.jpg?v=1791716252 Lipoic acid impurity N1, 90.30% | 17370-41-1 Lipoic acid impurity N1|C4X-15181|17370-41-1 https://www.jk-sci.com/products/s57c1033614 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c26cb1936a0ce0eb25a6da777f5185d3_0363882e-bde3-4578-9851-fdcc20e26381.jpg?v=1791730339 N-benzyl-2-cyanoacetamide, 99.90% | 10412-93-8 N-benzyl-2-cyanoacetamide|C1033614|10412-93-8 https://www.jk-sci.com/products/s57c1416644 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/40b535bf224e511f0c944f2121c56b8a.jpg?v=1791729700 2-Methyl-3,17beta-Estradiol, 98.90% | 1818-12-8 2-Methyl-3,17beta-Estradiol|C1416644|1818-12-8 https://www.jk-sci.com/products/s57c1432585 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/443088.png?v=1791729672 Cortistatin-14 | 186901-48-4 Cortistatin-14|C1432585|186901-48-4 https://www.jk-sci.com/products/s57c1441747 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/371229_a5529858-4586-431c-8d1d-8477a5b1c0f3.png?v=1791729656 1,2,3,4-Tetrahydro-1-naphthoic Acid, 99.10% | 1914-65-4 1,2,3,4-Tetrahydro-1-naphthoic Acid|C1441747|1914-65-4 https://www.jk-sci.com/products/s57c4x-3309 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1f603dd49facd6a28588c634517f2271.jpg?v=1791707675 Samidorphan, 95.70% | 421552-35-4 Samidorphan|C4X-3309|421552-35-4 https://www.jk-sci.com/products/s57c1492060 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/79bcfc9cae1886c4b43db3b81d5d1591.jpg?v=1791729579 (R)-2-Amino-2-(3-hydroxyphenyl)acetic acid, 99.40% | 25698-27-5 (R)-2-Amino-2-(3-hydroxyphenyl)acetic acid|C1492060|25698-27-5 https://www.jk-sci.com/products/s57c1512470 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/39d2f9ce81c706de202f85a9a3ffa13f.jpg?v=1791729526 1-(2-Bromo-6-fluorophenyl)-3-(2-methoxy-5-(trifluoromethyl)phenyl)urea, Purity: 96.2% | 917389-23-2 1-(2-Bromo-6-fluorophenyl)-3-(2-methoxy-5-(trifluoromethyl)phenyl)urea|C1512470|917389-23-2 https://www.jk-sci.com/products/s57c1633584 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9d2be49bc6f63a2fa271dc0cfbfe161c.jpg?v=1791729252 2-Methyl-1,4-naphthalenediol, 98.40% | 481-85-6 2-Methyl-1,4-naphthalenediol|C1633584|481-85-6 https://www.jk-sci.com/products/s57c1655184 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/181c17ab97ed3a8e827373b066ee46ad.jpg?v=1791729223 3-(Cyclopropylmethoxy)-4-hydroxybenzaldehyde, 95.90% | 25934-52-5 3-(Cyclopropylmethoxy)-4-hydroxybenzaldehyde|C1655184|25934-52-5 https://www.jk-sci.com/products/s57c1793915 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/04d6855f1e8012a2df80eb67460029d7.jpg?v=1791728905 4,5-Dihydrooxazole Bilastine, 93.40% | 202189-77-3 4,5-Dihydrooxazole Bilastine|C1793915|202189-77-3 https://www.jk-sci.com/products/s57c1806552 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/121258.png?v=1791728786 Ethacridine, 82.50% | 442-16-0 Ethacridine|C1806552|442-16-0 https://www.jk-sci.com/products/s57c1884200 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/96fcf940a99b02a21cbf887d76e7de8c.jpg?v=1791728502 N-Methyl-N-(2-nitrobenzyl)cyclohexanamine hydrochloride, Purity: 99.7% | 31611-42-4 N-Methyl-N-(2-nitrobenzyl)cyclohexanamine hydrochloride|C1884200|31611-42-4 https://www.jk-sci.com/products/s57c3d-4547 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/348821.png?v=1791727139 1,2,4-Triaminobenzene Dihydrochloride, 95.90% | 615-47-4 1,2,4-Triaminobenzene Dihydrochloride|C3D-4547|615-47-4 https://www.jk-sci.com/products/s57c4x-3315 2026-10-26T22:43:39-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/93a464332ceb409f0e91fb5316d8cd6e.jpg?v=1791707675 Vadadustat, 99.40% | 1000025-07-9 Vadadustat|C4X-3315|1000025-07-9