https://www.jk-sci.com/products/ts246cs-0136184 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1078141c9e953ef87d6c0f303633a7d9.jpg?v=1791655591 Methyl 4-cyano-3-hydroxybenzoate, 96.95%+ | 6520-87-2 Methyl 4-cyano-3-hydroxybenzoate|CS-0136184|6520-87-2 https://www.jk-sci.com/products/ts246cs-0136276 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/573970_c3487a54-729e-4568-be06-935f28a820a6.png?v=1791655564 2,6-Dibromo-4-chloroaniline, 98% | 874-17-9 2,6-Dibromo-4-chloroaniline|CS-0136276|874-17-9 https://www.jk-sci.com/products/ts246cs-0136289 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/391567.png?v=1791655547 Ethyl 4-methyl-1H-pyrrole-3-carboxylate, 98% | 2199-49-7 Ethyl 4-methyl-1H-pyrrole-3-carboxylate|CS-0136289|2199-49-7 https://www.jk-sci.com/products/ts246cs-0136335 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/594121.png?v=1791655526 (2S,3S)-2-((tert-Butoxycarbonyl)amino)-3-phenylbutanoic acid, 95+% | 90731-57-0 (2S,3S)-2-((tert-Butoxycarbonyl)amino)-3-phenylbutanoic acid|CS-0136335|90731-57-0 https://www.jk-sci.com/products/ts246cs-0136496 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/525426_ea6386ed-635f-4c6c-9c14-f9b50b92a60f.png?v=1791655488 Drometrizole, 98% | 2440-22-4 Drometrizole|CS-0136496|2440-22-4 https://www.jk-sci.com/products/ts246cs-0136570 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4f7a9e0952121607f9a89d17a0b67cc4.jpg?v=1791655473 4-(bis(4-Iodophenyl)amino)benzaldehyde, 96.05%+ | 808758-81-8 4-(bis(4-Iodophenyl)amino)benzaldehyde|CS-0136570|808758-81-8 https://www.jk-sci.com/products/ts246cs-0136586 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/029be2c7156a50f0cbe424adf72527c8.jpg?v=1791655461 tert-Butyl (4-chloro-5-formylthiazol-2-yl)carbamate, 97% | 388594-31-8 tert-Butyl (4-chloro-5-formylthiazol-2-yl)carbamate|CS-0136586|388594-31-8 https://www.jk-sci.com/products/ts246cs-0136643 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/67682cb2f3ebd0107098124b439e8183.jpg?v=1791655429 Methyl 6-bromo-3-oxo-3,4-dihydropyrazine-2-carboxylate, 98% | 21874-61-3 Methyl 6-bromo-3-oxo-3,4-dihydropyrazine-2-carboxylate|CS-0136643|21874-61-3 https://www.jk-sci.com/products/ts246cs-0136727 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/89d3a6e9c21e36de36652fefbfcdaf9a.jpg?v=1791655401 4-Ethyl-5-(hydroxymethyl)-2,4-dihydro-3H-1,2,4-triazol-3-one, 97% | 1936621-92-9 4-Ethyl-5-(hydroxymethyl)-2,4-dihydro-3H-1,2,4-triazol-3-one|CS-0136727|1936621-92-9 https://www.jk-sci.com/products/ts246cs-0136796 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ca2629cf6f0001b4ee530089f0a84c17.jpg?v=1791655376 5-Bromo-2-chloro-1-(phenylsulfonyl)-1H-pyrrolo[2,3-b]pyridine, 95% | 1299607-35-4 5-Bromo-2-chloro-1-(phenylsulfonyl)-1H-pyrrolo[2,3-b]pyridine|CS-0136796|1299607-35-4 https://www.jk-sci.com/products/ts246cs-0136849 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2aa342a952ddfbb81f6b050794d7793b.jpg?v=1793048044 (R)-1-(3-(Difluoromethyl)-2-fluorophenyl)ethan-1-amine, 97% | 1389852-29-2 (R)-1-(3-(Difluoromethyl)-2-fluorophenyl)ethan-1-amine|CS-0136849|1389852-29-2 https://www.jk-sci.com/products/ts246cs-0136881 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/be71ebf0278663fb01492b47edd5ef9d.jpg?v=1791655353 6-Fluoropyridine-2-sulfonamide, 98% | 124433-70-1 6-Fluoropyridine-2-sulfonamide|CS-0136881|124433-70-1 https://www.jk-sci.com/products/ts246cs-0136890 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/535974.png?v=1791655345 (S)-2-((tert-Butoxycarbonyl)amino)-3-(3-hydroxyphenyl)propanoic acid, 97.86%+ | 90819-30-0 (S)-2-((tert-Butoxycarbonyl)amino)-3-(3-hydroxyphenyl)propanoic acid|CS-0136890|90819-30-0 https://www.jk-sci.com/products/ts246cs-0136950 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/468bd44b7b15758e714038dd9f1faa3a.jpg?v=1791655340 2-Amino-N-(2,2,2-trifluoroethyl)acetamide hydrochloride, 97% | 1171331-39-7 2-Amino-N-(2,2,2-trifluoroethyl)acetamide hydrochloride|CS-0136950|1171331-39-7 https://www.jk-sci.com/products/ts246cs-0137039 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/527679.png?v=1791655311 di-tert-Butyl 2-(2-methoxy-2-oxoethyl)piperazine-1,4-dicarboxylate, 95% | 368441-99-0 di-tert-Butyl 2-(2-methoxy-2-oxoethyl)piperazine-1,4-dicarboxylate|CS-0137039|368441-99-0 https://www.jk-sci.com/products/ts246cs-0137084 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/47132fc5a0f60b13cd6e2dec2444d3b6.jpg?v=1791655299 tert-Butyl (S)-(6-oxotetrahydro-2H-pyran-3-yl)carbamate, 97% | 125982-23-2 tert-Butyl (S)-(6-oxotetrahydro-2H-pyran-3-yl)carbamate|CS-0137084|125982-23-2 https://www.jk-sci.com/products/ts246cs-0137180 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/493213.png?v=1791655283 Basic Orange 22, 95% | 4657-00-5 Basic Orange 22|CS-0137180|4657-00-5 https://www.jk-sci.com/products/ts246cs-0137205 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e0f4e49533eb85b94a0c816c66e658e0.jpg?v=1791655276 N-(2-Fluoro-4-methylphenyl)acetamide, 99.97%+ | 326-67-0 N-(2-Fluoro-4-methylphenyl)acetamide|CS-0137205|326-67-0 https://www.jk-sci.com/products/ts246cs-0137208 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6c3b79babe051a296bd93cccac20cad8.jpg?v=1791655274 2,2'-(Ethane-1,2-diylbis(azanediyl))bis(2-(2-hydroxyphenyl)acetic acid), 95% | 1170-02-1 2,2'-(Ethane-1,2-diylbis(azanediyl))bis(2-(2-hydroxyphenyl)acetic acid)|CS-0137208|1170-02-1 https://www.jk-sci.com/products/ts246cs-0137210 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9aa43342a7943f71b192ba40ec0bd3da.jpg?v=1791655270 5-Bromo-2,3-dihydroxybenzaldehyde, 98% | 52924-55-7 5-Bromo-2,3-dihydroxybenzaldehyde|CS-0137210|52924-55-7 https://www.jk-sci.com/products/ts246cs-0137222 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/331450.png?v=1791655259 2-Methyl-N-phenyl-1,2,3,4-tetrahydroquinolin-4-amine, 95.00%+ | 1026-05-7 2-Methyl-N-phenyl-1,2,3,4-tetrahydroquinolin-4-amine|CS-0137222|1026-05-7 https://www.jk-sci.com/products/ts246cs-0137225 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/443d4869a46bba58a84eafa3ec78f026.jpg?v=1791655254 2-(4,6-Dimethylpyrimidin-2-yl)octahydropyrrolo[3,4-c]pyrrole, 98% | 1293284-71-5 2-(4,6-Dimethylpyrimidin-2-yl)octahydropyrrolo[3,4-c]pyrrole|CS-0137225|1293284-71-5 https://www.jk-sci.com/products/ts246cs-0137232 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cd09b8824f7b66606958788c59608f94.jpg?v=1791655248 4-Methyl-2-nitro-N-(4-(N-(thiazol-2-yl)sulfamoyl)phenyl)benzenesulfonamide, 98% | 712326-63-1 4-Methyl-2-nitro-N-(4-(N-(thiazol-2-yl)sulfamoyl)phenyl)benzenesulfonamide|CS-0137232|712326-63-1 https://www.jk-sci.com/products/ts246cs-0137245 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/394471.png?v=1791655233 Dimethyl 2-bromoterephthalate, 97% | 18643-86-2 Dimethyl 2-bromoterephthalate|CS-0137245|18643-86-2 https://www.jk-sci.com/products/ts246cs-0137253 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/23a174912f8af367e2a7c3e44c70fed6.jpg?v=1791655221 3-Amino-1-cyclopentyl-1H-pyrazole-4-carbonitrile, 98.00%+ | 122799-98-8 3-Amino-1-cyclopentyl-1H-pyrazole-4-carbonitrile|CS-0137253|122799-98-8 https://www.jk-sci.com/products/ts246cs-0137256 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4b126f2c5a96e65adde316912c0fd215.jpg?v=1791655216 5-Bromo-2-hydroxy-4-methoxybenzaldehyde, 98% | 57543-36-9 5-Bromo-2-hydroxy-4-methoxybenzaldehyde|CS-0137256|57543-36-9 https://www.jk-sci.com/products/ts246cs-0137308 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e676ab3fe05bfb2b31dfb6fa7620b24f.jpg?v=1791655200 2-Chloro-3,4-difluoroaniline, 98% | 36556-48-6 2-Chloro-3,4-difluoroaniline|CS-0137308|36556-48-6 https://www.jk-sci.com/products/ts246cs-0137318 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7c62f2bf1e5e02502833dd3e0f9da218.jpg?v=1791655194 Fmoc-Orn(Ivdde)-OH, 97% | 1198321-33-3 Fmoc-Orn(Ivdde)-OH|CS-0137318|1198321-33-3 https://www.jk-sci.com/products/ts246cs-0137340 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7814ad7b2f6ba40ba17094f967c56bb2.jpg?v=1791655172 PFTU, 95% | 206190-14-9 PFTU|CS-0137340|206190-14-9 https://www.jk-sci.com/products/ts246cs-0137359 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/449813.png?v=1791655166 2,2'-(m-Tolylazanediyl)bis(ethan-1-ol), 96.18%+ | 91-99-6 2,2'-(m-Tolylazanediyl)bis(ethan-1-ol)|CS-0137359|91-99-6 https://www.jk-sci.com/products/ts246cs-0137372 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b071005533495d3d44ccc6f1fa787d71.jpg?v=1791655158 5,7-Difluorochroman-4-ol, 98.00%+ | 917248-51-2 5,7-Difluorochroman-4-ol|CS-0137372|917248-51-2 https://www.jk-sci.com/products/ts246cs-0137473 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/abf5e482815b72c6086fa771cba319ac.jpg?v=1791655139 3-((2-Amino-3-chloropyridin-4-yl)thio)-6-chloropyrazin-2-amine, 95.00%+ | 1801693-86-6 3-((2-Amino-3-chloropyridin-4-yl)thio)-6-chloropyrazin-2-amine|CS-0137473|1801693-86-6 https://www.jk-sci.com/products/ts246cs-0137483 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/167ade124cfc087f99d8e579d64ac816.jpg?v=1791655134 Ethyl 6-methoxybenzofuran-2-carboxylate, 98.00%+ | 50551-57-0 Ethyl 6-methoxybenzofuran-2-carboxylate|CS-0137483|50551-57-0 https://www.jk-sci.com/products/ts246cs-0137495 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2816619c2638aef1900818b088d14768.jpg?v=1791655125 5-Bromo-2-chlorothiazole, 96% | 3034-56-8 5-Bromo-2-chlorothiazole|CS-0137495|3034-56-8 https://www.jk-sci.com/products/ts246cs-0158373 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/289171_8d6a24fa-2432-45f2-a9ae-e4d74f984eb8.png?v=1791645399 1,10-Diiododecane, 96% | 16355-92-3 1,10-Diiododecane|CS-0158373|16355-92-3 https://www.jk-sci.com/products/ts246cs-0196712 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e48d209d340a0779e3ab3f13c2a37085.jpg?v=1791636261 1-(Tetrahydro-2H-pyran-4-yl)ethanamine hydrochloride, 97% | 1363404-80-1 1-(Tetrahydro-2H-pyran-4-yl)ethanamine hydrochloride|CS-0196712|1363404-80-1 https://www.jk-sci.com/products/ts246cs-0145868 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/74f895d4e462ff3f94b3cc39b4d1585f.jpg?v=1791653014 6-Amino-4-fluoronicotinonitrile, 98% | 1708974-11-1 6-Amino-4-fluoronicotinonitrile|CS-0145868|1708974-11-1 https://www.jk-sci.com/products/ts246cs-0153182 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/130130.png?v=1791649546 2,5-Dimethoxytoluene, 97% | 24599-58-4 2,5-Dimethoxytoluene|CS-0153182|24599-58-4 https://www.jk-sci.com/products/ts246cs-0158622 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4d82a546cce1e9db4441832d829aa216.jpg?v=1791645179 (S)-1-(4-Bromo-3-fluorophenyl)ethanamine hydrochloride, 95.20%+ | 2109874-10-2 (S)-1-(4-Bromo-3-fluorophenyl)ethanamine hydrochloride|CS-0158622|2109874-10-2 https://www.jk-sci.com/products/ts246cs-0175195 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a8e4b2b72ba9e47968b3573ea22ab7f4.jpg?v=1791640465 (4-Bromo-3-chlorophenyl)boronic acid, 95% | 1217501-28-4 (4-Bromo-3-chlorophenyl)boronic acid|CS-0175195|1217501-28-4 https://www.jk-sci.com/products/ts246cs-0179436 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2cb337465b9cf8c6452fa65641b2d115.jpg?v=1791639830 (4S,5R)-2-(1,8-Naphthyridin-2-yl)-4,5-diphenyl-4,5-dihydrooxazole, 95.00%+ | 2828432-21-7 (4S,5R)-2-(1,8-Naphthyridin-2-yl)-4,5-diphenyl-4,5-dihydrooxazole|CS-0179436|2828432-21-7 https://www.jk-sci.com/products/ts246cs-0187156 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a19ec74eb8d3c0e819473ad74afa5ac2.jpg?v=1791638002 5-Methoxy-2-(trifluoromethyl)benzaldehyde, 97.00%+ | 944905-42-4 5-Methoxy-2-(trifluoromethyl)benzaldehyde|CS-0187156|944905-42-4 https://www.jk-sci.com/products/ts246cs-0208078 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c7fc62220fda9692e2c0d95915dd13fb.jpg?v=1791633558 2-Hydroxy-3-(trifluoromethyl)aniline, 99.83%+ | 72534-45-3 2-Hydroxy-3-(trifluoromethyl)aniline|CS-0208078|72534-45-3 https://www.jk-sci.com/products/ts246cs-0265129 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/93a6290575077dd3d042064b45582e69.jpg?v=1791630489 3-Cyclopentyl-1,2-oxazole-5-carboxylic acid, 95% | 902742-33-0 3-Cyclopentyl-1,2-oxazole-5-carboxylic acid|CS-0265129|902742-33-0 https://www.jk-sci.com/products/ts246cs-0269196 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/aece406cb3d86f5ecd1b4b2148596b8a.jpg?v=1791630245 3-(5-Aminoisoxazol-3-yl)phenol, 98.00%+ | 887591-58-4 3-(5-Aminoisoxazol-3-yl)phenol|CS-0269196|887591-58-4 https://www.jk-sci.com/products/ts246cs-0304567 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2d2deecce32ba9fc30570ec417600366.jpg?v=1791629222 3-(4-Bromo-3-fluorophenoxy)propan-1-amine, 97% | 1512256-99-3 3-(4-Bromo-3-fluorophenoxy)propan-1-amine|CS-0304567|1512256-99-3 https://www.jk-sci.com/products/ts246cs-0343885 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/175bb54bc2c1c44479f26e7e8376d7c8.jpg?v=1791627036 3-(Pyrimidin-5-yl)propiolic acid, 98% | 1341442-94-1 3-(Pyrimidin-5-yl)propiolic acid|CS-0343885|1341442-94-1 https://www.jk-sci.com/products/ts246cs-0645640 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7e539f114d9eda9d23aa5ba9e2a94188.jpg?v=1791616427 (3-Hydroxyphenyl)(imino)(methyl)-l6-sulfanone, 95% | 2059935-51-0 (3-Hydroxyphenyl)(imino)(methyl)-l6-sulfanone|CS-0645640|2059935-51-0 https://www.jk-sci.com/products/ts246cs-0653640 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ef316c21a9090b7f76175c7f1b90ca9c.jpg?v=1791615871 1,1-Dimethylethyl 4-(3-amino-5-methoxyphenoxy)butanoate, 95% | 2135641-18-6 1,1-Dimethylethyl 4-(3-amino-5-methoxyphenoxy)butanoate|CS-0653640|2135641-18-6 https://www.jk-sci.com/products/ts246cs-w005819 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ff8efcbde4dbd7857594b78b188b4184.jpg?v=1791598805 2-Chloro-3-fluoro-4-nitropyridine, 98% | 109613-90-3 2-Chloro-3-fluoro-4-nitropyridine|CS-W005819|109613-90-3 https://www.jk-sci.com/products/ts246cs-w007833 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/397411.png?v=1791595721 6-Methylindole-3-carboxyaldehyde, 98% | 4771-49-7 6-Methylindole-3-carboxyaldehyde|CS-W007833|4771-49-7 https://www.jk-sci.com/products/ts246cs-w009537 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/227335.png?v=1791592900 1,7-Heptanediamine, 98% | 646-19-5 1,7-Heptanediamine|CS-W009537|646-19-5 https://www.jk-sci.com/products/ts246cs-w012643 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/367902_584b9491-3319-4427-a2b7-517646a73e87.png?v=1791590198 4,4'-Sulfonyldiphenol, 98% | 80-09-1 4,4'-Sulfonyldiphenol|CS-W012643|80-09-1 https://www.jk-sci.com/products/ts246cs-w019914 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0d389262370a28aa5b6a57f79119e864.jpg?v=1791582358 3-Bromo-2-methyl-5-nitropyridine, 97% | 186593-42-0 3-Bromo-2-methyl-5-nitropyridine|CS-W019914|186593-42-0 https://www.jk-sci.com/products/ts246cs-w021518 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ce0ddc1f9e3da75298c4bde9a39d2070.jpg?v=1791580586 2,5-Dichloro-4-(trifluoromethyl)pyrimidine, 98.00%+ | 785777-98-2 2,5-Dichloro-4-(trifluoromethyl)pyrimidine|CS-W021518|785777-98-2 https://www.jk-sci.com/products/ts246cs-0141926 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1549e18a468b40552392b5be514fc32b.jpg?v=1791653897 Ethyl 2-(2-hydroxyphenyl)acetate, 95% | 41873-65-8 Ethyl 2-(2-hydroxyphenyl)acetate|CS-0141926|41873-65-8 https://www.jk-sci.com/products/ts246cs-0151815 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0b6ceadeeb151554897204df56cecae2.jpg?v=1791650340 Ethyl 6-bromo-2-chloronicotinate, 97% | 1214335-22-4 Ethyl 6-bromo-2-chloronicotinate|CS-0151815|1214335-22-4 https://www.jk-sci.com/products/ts246cs-0156003 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dd40e93b356dd93f5f15611ff6a0dc8e.jpg?v=1791647206 2-Nitrobenzofuran, 98.93%+ | 33094-66-5 2-Nitrobenzofuran|CS-0156003|33094-66-5 https://www.jk-sci.com/products/ts246cs-0158447 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/87d15807f59caf9804b1e6a454bc6245.jpg?v=1791645334 H-β-HoGlu(OtBu)-OH, 97% | 1275612-13-9 H-β-HoGlu(OtBu)-OH|CS-0158447|1275612-13-9 https://www.jk-sci.com/products/ts246cs-0159176 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fd6791640a5a7760164ef2e755861aef.jpg?v=1791645044 Methyl 2-chloro-5-isopropylthiazole-4-carboxylate, 98% | 81569-27-9 Methyl 2-chloro-5-isopropylthiazole-4-carboxylate|CS-0159176|81569-27-9 https://www.jk-sci.com/products/ts246cs-0181848 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/591411.png?v=1791639299 3-Bromo-6-chloro-4H-chromen-4-one, 98% | 73220-38-9 3-Bromo-6-chloro-4H-chromen-4-one|CS-0181848|73220-38-9 https://www.jk-sci.com/products/ts246cs-0199644 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/71ded9d11c468bcac453261ec6a5dcde.jpg?v=1791634663 6-Chloro-1h-indene, 98% | 3970-52-3 6-Chloro-1h-indene|CS-0199644|3970-52-3 https://www.jk-sci.com/products/ts246cs-0221821 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ca97451b69db50c6954c3f2e78a03b23.jpg?v=1791632339 3,4-Dihydrospiro[1-benzopyran-2,1'-cyclopentane]-4-one, 98% | 62756-19-8 3,4-Dihydrospiro[1-benzopyran-2,1'-cyclopentane]-4-one|CS-0221821|62756-19-8 https://www.jk-sci.com/products/ts246cs-0240554 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c5a814851aa6cd9fabc5d99861fb0675.jpg?v=1791631539 4-(Difluoromethoxy)-3-methoxyaniline, 97% | 832739-34-1 4-(Difluoromethoxy)-3-methoxyaniline|CS-0240554|832739-34-1 https://www.jk-sci.com/products/ts246cs-0274633 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/98f85cf03af727248a1fcf6a50df7853.jpg?v=1791629882 4-(5-Chlorofuran-2-yl)but-3-en-2-one, 96% | 1344735-48-3 4-(5-Chlorofuran-2-yl)but-3-en-2-one|CS-0274633|1344735-48-3 https://www.jk-sci.com/products/ts246cs-0342706 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0802757cce18a8b3b7098af679eec8f6_26d96626-dbaf-4c9c-bec2-c441afdeb25c.jpg?v=1791627237 4-Benzylamino-cyclohexanone hydrochloride, 98% | 1159823-79-6 4-Benzylamino-cyclohexanone hydrochloride|CS-0342706|1159823-79-6 https://www.jk-sci.com/products/ts246cs-0378298 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d96af9db7704b28ac221a48cdca0d86c.jpg?v=1791625160 1,3,6,8-Tetramethyl-9H-carbazole, 98% | 6558-85-6 1,3,6,8-Tetramethyl-9H-carbazole|CS-0378298|6558-85-6 https://www.jk-sci.com/products/ts246cs-0525277 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f8999b066e70a77936f0a9d07cb7bdd7.jpg?v=1791620828 1-(2,3-Difluorophenyl)cyclopentane-1-carbonitrile, 98% | 1260677-70-0 1-(2,3-Difluorophenyl)cyclopentane-1-carbonitrile|CS-0525277|1260677-70-0 https://www.jk-sci.com/products/ts246cs-0645619 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/764d0cb70ce6f65e7b1d2b5f3c2ff575_ac879c3b-ecaa-4d26-ac74-f901a8121417.jpg?v=1791616441 Methyl 3-(S-methylsulfonimidoyl)benzoate, 97% | 1027730-86-4 Methyl 3-(S-methylsulfonimidoyl)benzoate|CS-0645619|1027730-86-4 https://www.jk-sci.com/products/ts246cs-0652859 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/77f7faf4eda8f6e582bda5175520f905.jpg?v=1791615940 tert-Butyl (2-(4-cyanophenyl)-2-oxoethyl)carbamate, 95% | 1332885-71-8 tert-Butyl (2-(4-cyanophenyl)-2-oxoethyl)carbamate|CS-0652859|1332885-71-8 https://www.jk-sci.com/products/ts246cs-d1000 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/440318.png?v=1791609958 2-Bromo-4,6-dimethylpyridine, 97% | 4926-26-5 2-Bromo-4,6-dimethylpyridine|CS-D1000|4926-26-5 https://www.jk-sci.com/products/ts246cs-w006527 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/790539.png?v=1793044072 2-Hydroxyacetohydrazide, 95% | 3530-14-1 2-Hydroxyacetohydrazide|CS-W006527|3530-14-1 https://www.jk-sci.com/products/ts246cs-w008913 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/38ece2f059993b78d306fff25358b015.jpg?v=1791593806 5-Bromo-4-pyrimidinecarboxylic acid, 98% | 64224-60-8 5-Bromo-4-pyrimidinecarboxylic acid|CS-W008913|64224-60-8 https://www.jk-sci.com/products/ts246cs-w010002 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/603728.png?v=1791592525 (R)-1,1,2-Triphenylethane-1,2-diol, 97% | 95061-46-4 (R)-1,1,2-Triphenylethane-1,2-diol|CS-W010002|95061-46-4 https://www.jk-sci.com/products/ts246cs-w013541 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/446751.png?v=1791589331 (2-Methylpyridine-3-yl)methanol, 96% | 56826-61-0 (2-Methylpyridine-3-yl)methanol|CS-W013541|56826-61-0 https://www.jk-sci.com/products/ts246cs-w021431 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/587295_ebbf0083-ea59-4213-824f-356772c34e7c.png?v=1791580714 2-(Chloromethyl)-4-(3-methoxypropoxy)-3-methylpyridine hydrochloride, 97% | 153259-31-5 2-(Chloromethyl)-4-(3-methoxypropoxy)-3-methylpyridine hydrochloride|CS-W021431|153259-31-5 https://www.jk-sci.com/products/ts246cs-0145144 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a13f6cdbccec83fcb21631c56d3d405c.jpg?v=1791653214 1-Benzoyl-1H-indole-3-carbaldehyde, 97% | 27092-42-8 1-Benzoyl-1H-indole-3-carbaldehyde|CS-0145144|27092-42-8 https://www.jk-sci.com/products/s57c4x-243251 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9d31ed21-e63b-4516-881a-2f1ab1520a35.png?v=1791709268 Testosterone Impurity 51, 96.80% Testosterone Impurity 51|C4X-243251 https://www.jk-sci.com/products/ts246cs-0152533 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f2a7bc921d8a59060d33868d9d845ee0.jpg?v=1791649966 4-Bromo-2,6-diethylpyridine, 98% | 877133-54-5 4-Bromo-2,6-diethylpyridine|CS-0152533|877133-54-5 https://www.jk-sci.com/products/ts246cs-0154580 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/536269.png?v=1793047549 Boc-D-3,5-Difluorophenylalanine, 98% | 205445-53-0 Boc-D-3,5-Difluorophenylalanine|CS-0154580|205445-53-0 https://www.jk-sci.com/products/ts246cs-0157800 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2d9bba808121e50e06c3d7b8b02fee23.jpg?v=1791645895 4-Aminopyrimidin-5-ol, 98% | 52601-89-5 4-Aminopyrimidin-5-ol|CS-0157800|52601-89-5 https://www.jk-sci.com/products/ts246cs-0179370 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/267554_c541fc1c-4def-44b6-be46-48e8ecc569d9.png?v=1791639905 4-CYANO-TEMPO, 95.40%+ | 38078-71-6 4-CYANO-TEMPO|CS-0179370|38078-71-6 https://www.jk-sci.com/products/ts246cs-0181567 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/578951.png?v=1791639411 2-Nitrobenzenesulfonyl fluoride, 97% | 433-98-7 2-Nitrobenzenesulfonyl fluoride|CS-0181567|433-98-7 https://www.jk-sci.com/products/ts246cs-0187378 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/407094.png?v=1791637844 Dimethyl(phenyl)(vinyl)silane, 98% | 1125-26-4 Dimethyl(phenyl)(vinyl)silane|CS-0187378|1125-26-4 https://www.jk-sci.com/products/ts246cs-0188544 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/67c9ce19e912101961e6beb6088c8fae.jpg?v=1791637068 tert-Butyl 7-nitro-3,4-dihydroisoquinoline-2(1H)-carboxylate, 98% | 171049-42-6 tert-Butyl 7-nitro-3,4-dihydroisoquinoline-2(1H)-carboxylate|CS-0188544|171049-42-6 https://www.jk-sci.com/products/ts246cs-0197436 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3bd3b1936eca8df85920f7da14c84787.jpg?v=1791635799 (S)-Methyl 2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylate, 95.00%+ | 79815-18-2 (S)-Methyl 2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylate|CS-0197436|79815-18-2 https://www.jk-sci.com/products/ts246cs-0240441 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/391907_caee022d-14c3-4e55-a22e-2f7b0c86aefb.png?v=1791631553 4,4,4-Trifluoro-1-(2-methoxyphenyl)butane-1,3-dione, 97% | 15191-69-2 4,4,4-Trifluoro-1-(2-methoxyphenyl)butane-1,3-dione|CS-0240441|15191-69-2 https://www.jk-sci.com/products/ts246cs-0289366 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2e4ffc37f78fc0de8e79437b65a3b558.jpg?v=1791629560 Ethyl 5,6-diaminonicotinate, 97% | 219762-81-9 Ethyl 5,6-diaminonicotinate|CS-0289366|219762-81-9 https://www.jk-sci.com/products/ts246cs-0348002 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8ccf39b6843ca4066321c6ca58028517.jpg?v=1791626910 Ethyl 2-amino-5-chloro-3-methylbenzoate, 98% | 1032668-60-2 Ethyl 2-amino-5-chloro-3-methylbenzoate|CS-0348002|1032668-60-2 https://www.jk-sci.com/products/ts246cs-0448338 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/593804.png?v=1791623302 Benzeneseleninic anhydride, 95% | 17697-12-0 Benzeneseleninic anhydride|CS-0448338|17697-12-0 https://www.jk-sci.com/products/ts246cs-0590162 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/75f32eddab4d81bc57a2057a1041a004.jpg?v=1791618938 3-Chloro-4-isopropylpyridazine, 98% | 1314924-95-2 3-Chloro-4-isopropylpyridazine|CS-0590162|1314924-95-2 https://www.jk-sci.com/products/ts246cs-0896550 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/66a9ed660489b64cabfdea1e224ca069.jpg?v=1791614299 Methyl 5,7-difluoro-3-methylbenzofuran-2-carboxylate, 98% | 1877066-69-7 Methyl 5,7-difluoro-3-methylbenzofuran-2-carboxylate|CS-0896550|1877066-69-7 https://www.jk-sci.com/products/ts246cs-d0570 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3324a57b7a02af1bfbe0591baa742871.jpg?v=1791610732 2-Bromo-4-cyanobenzyl bromide, 97% | 89892-39-7 2-Bromo-4-cyanobenzyl bromide|CS-D0570|89892-39-7 https://www.jk-sci.com/products/ts246cs-d1470 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/429160_fda46dd7-46e7-4db5-8f3e-7f0fa713b2b1.png?v=1791609299 4-Chloropicolinic acid, 97% | 5470-22-4 4-Chloropicolinic acid|CS-D1470|5470-22-4 https://www.jk-sci.com/products/ts246cs-d1581 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/136149_ab8db3e8-5940-49c0-b0cb-4a548a2c9e6f.png?v=1791609154 2-Methoxy-6-picolinic acid, 98% | 26893-73-2 2-Methoxy-6-picolinic acid|CS-D1581|26893-73-2 https://www.jk-sci.com/products/ts246cs-m3077 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/444375_37688701-fff2-49cc-9c47-df4b4093a3e0.png?v=1791607014 2-Fluoro-5-bromobenzaldehyde, 96% | 93777-26-5 2-Fluoro-5-bromobenzaldehyde|CS-M3077|93777-26-5 https://www.jk-sci.com/products/ts246cs-w003891 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3c6da83da750285191da896dab04b4d6.jpg?v=1791601737 3-Methyl-5-nitrobenzonitrile, 95.08%+ | 124289-22-1 3-Methyl-5-nitrobenzonitrile|CS-W003891|124289-22-1 https://www.jk-sci.com/products/s57c4x-108811 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9d4db9481c0987207437f2ec2a0dc803.jpg?v=1791723839 Apixaban Impurity 11, 99.30% | 503615-07-4 Apixaban Impurity 11|C4X-108811|503615-07-4 https://www.jk-sci.com/products/s57c4x-10786 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/51fd35d4e1bdd255d8cab3d053cc623a.jpg?v=1791724314 Pidotimod impurity 6, Purity: 99.2% | 162148-16-5 Pidotimod impurity 6|C4X-10786|162148-16-5 https://www.jk-sci.com/products/s57c4x-107668 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8bff9f9c96abc863b089c6782e028830.jpg?v=1791724372 Tenofovir Impurity 68, Purity: 100.0% | 1643116-24-8 Tenofovir Impurity 68|C4X-107668|1643116-24-8 https://www.jk-sci.com/products/s57c4x-15145 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/510939_14736baa-8e8b-428e-be19-03aa6f7c129e.png?v=1791716297 Norepinephrine EP Impurity E, 98.00% | 99-40-1 Norepinephrine EP Impurity E|C4X-15145|99-40-1 https://www.jk-sci.com/products/s57c1018681 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/161508_b2823943-19a4-40ba-9b19-faa7a2e4de32.png?v=1791730371 1-phenylbiguanide, 99.20% | 102-02-3 1-phenylbiguanide|C1018681|102-02-3 https://www.jk-sci.com/products/s57c1221242 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/73d78d5b39e45b35566ec7e594b1f2f0.jpg?v=1791730047 Etelcalcetide Hydrochloride, 80.00% | 1334237-71-6 Etelcalcetide Hydrochloride|C1221242|1334237-71-6 https://www.jk-sci.com/products/s57c4x-107317 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3bcd5fcb298bb7d1deba84f53ddac579.jpg?v=1791724549 Linezolid Impurity 17, 99.70% | 216868-57-4 Linezolid Impurity 17|C4X-107317|216868-57-4 https://www.jk-sci.com/products/s57c1030880 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3e5338228f9866067a72b79a111d6e9c.jpg?v=1791730344 α,α-Diphenyl-3-pyrrolidineacetonitrile, Purity: 97.1% | 103887-39-4 α,α-Diphenyl-3-pyrrolidineacetonitrile|C1030880|103887-39-4 https://www.jk-sci.com/products/s57c1135909 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bcd538f07ce49c5b60541f827f2bba06.jpg?v=1791730163 (4-Amino-3,5-dibromophenyl)methanol, 93.10% | 122063-98-3 (4-Amino-3,5-dibromophenyl)methanol|C1135909|122063-98-3 https://www.jk-sci.com/products/s57c4x-1065164 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c12c1593-ffb0-4cc2-8031-e57ef06d68b8.png?v=1791724874 Empagliflozin Impurity 164, 98.70% Empagliflozin Impurity 164|C4X-1065164 https://www.jk-sci.com/products/s57c4x-107149 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7ff5dd38f19b7d3922b0f0b5a364c7d3.jpg?v=1791724616 Axitinib Impurity 49, 96.70% | 20054-45-9 Axitinib Impurity 49|C4X-107149|20054-45-9 https://www.jk-sci.com/products/s57c4x-1341123 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3c857ac2-86d4-4f8b-b39e-0ff30d5fa4b4.png?v=1791719056 3,4-O-Isopropylidene Clindamycin B, 98.70% 3,4-O-Isopropylidene Clindamycin B|C4X-1341123 https://www.jk-sci.com/products/s57c1214229 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6d001fdd033ff1c2057a32fc9c744536.jpg?v=1791730072 L-Arginine, N2-[(9H-fluoren-9-ylmethoxy)carbonyl]-, hydrochloride (1:1), Assay: 99.4% | 131669-11-9 L-Arginine, N2-[(9H-fluoren-9-ylmethoxy)carbonyl]-, hydrochloride (1:1)|C1214229|131669-11-9 https://www.jk-sci.com/products/s57c1308583 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f841848d1fdaf80865df28931519a375.jpg?v=1791729915 4,5-dimethyl-1H-imidazol-2-amine hydrochloride, Purity: 100.0% | 1450-95-9 4,5-dimethyl-1H-imidazol-2-amine hydrochloride|C1308583|1450-95-9 https://www.jk-sci.com/products/s57c1433391 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7e4af0f6583e30f3420ffad2c7aa0531.jpg?v=1791729672 2-(2-bromoethyl)-1,3-dioxolane, Purity: 97.0% | 18742-02-4 2-(2-bromoethyl)-1,3-dioxolane|C1433391|18742-02-4 https://www.jk-sci.com/products/s57c1496762 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6c86a9788812c7b3871c2d46719ef20c.jpg?v=1791729558 (S)-2-(1-Methyl-pyrrolidin-2-yl)-ethanol, Purity: 99.3% | 61810-78-4 (S)-2-(1-Methyl-pyrrolidin-2-yl)-ethanol|C1496762|61810-78-4 https://www.jk-sci.com/products/s57c4x-10566 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6c61b270-60f9-4f38-9c1c-9c698127ee0b.png?v=1791725228 Vortioxetine Impurity 6 HBr, 85.90% Vortioxetine Impurity 6 HBr|C4X-10566 https://www.jk-sci.com/products/s57c4x-108215 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a1daa9dc3130eedea64595222487069d.jpg?v=1791724141 Ibuprofen EP Impurity O, 92.90% | 64451-76-9 Ibuprofen EP Impurity O|C4X-108215|64451-76-9 https://www.jk-sci.com/products/s57c4x-138422 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c4c12724-1948-4f82-a46e-ce4a5280d61a.png?v=1791718364 Rivastigmine Impurity 22, 97.00% Rivastigmine Impurity 22|C4X-138422 https://www.jk-sci.com/products/s57c4x-152022 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8dc03a32-acf7-42c9-b33d-f241ac13662e.png?v=1791716200 D-lactide-Phenylalanine-Octreotide, 91.60% D-lactide-Phenylalanine-Octreotide|C4X-152022 https://www.jk-sci.com/products/s57c1066159 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/12b91a5a2a794e2a13a0bf87f71b6ab7.jpg?v=1791730266 5-Chloro-1-methyl-1H-indole, Purity: 97.9% | 112398-75-1 5-Chloro-1-methyl-1H-indole|C1066159|112398-75-1 https://www.jk-sci.com/products/s57c1184658 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/96cde7252ba8bb4a3cead48e54b6db9b.jpg?v=1791730116 2-Bromo-1-(5-bromo-2-chlorophenyl)ethan-1-one, 99.40% | 1261775-99-8 2-Bromo-1-(5-bromo-2-chlorophenyl)ethan-1-one|C1184658|1261775-99-8 https://www.jk-sci.com/products/s57c4x-105652 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/841430d3e643389eaabb378daf2ce781.jpg?v=1791725228 Vortioxetine Impurity 52, 76.40% | 1928741-88-1 Vortioxetine Impurity 52|C4X-105652|1928741-88-1 https://www.jk-sci.com/products/s57c4x-108313 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/356308.png?v=1791724073 Cetirizine EP Impurity A, 93.50% | 303-26-4 Cetirizine EP Impurity A|C4X-108313|303-26-4 https://www.jk-sci.com/products/s57c4x-13041 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d59ca6d2d315f9482b84e58beddde926.jpg?v=1791719511 Penehyclidine Impurity 1, 98.90% | 151673-92-6 Penehyclidine Impurity 1|C4X-13041|151673-92-6 https://www.jk-sci.com/products/s57c4x-133125 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2c870537-8ce1-44b6-a3e6-94896974641b.png?v=1791719264 Ornidazole Impurity 25, 97.20% Ornidazole Impurity 25|C4X-133125 https://www.jk-sci.com/products/s57c4x-15136 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/90a04b7fb6c7736b4dc83c73a7b6bcad.jpg?v=1791716327 Doxofylline Impurity 6, 99.20% | 1429636-72-5 Doxofylline Impurity 6|C4X-15136|1429636-72-5 https://www.jk-sci.com/products/s57c4x-151455 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b62d65a5-ed0a-4804-929c-9f60e2aa8a10.png?v=1791716292 Norepinephrine Impurity 55, 99.10% Norepinephrine Impurity 55|C4X-151455 https://www.jk-sci.com/products/s57c1087606 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6c3b79babe051a296bd93cccac20cad8_7216bc7f-02ec-4afe-b80b-d3019b7c03ef.jpg?v=1791730242 2,2'-(Ethane-1,2-diylbis(azanediyl))bis(2-(2-hydroxyphenyl)acetic acid), 91.70% | 1170-02-1 2,2'-(Ethane-1,2-diylbis(azanediyl))bis(2-(2-hydroxyphenyl)acetic acid)|C1087606|1170-02-1 https://www.jk-sci.com/products/s57c1108735 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d86656ff6aaeaf98e878e3601676f0dd.jpg?v=1791730203 Methyl 3-(2,6-difluorophenylsulfonamido)-2-fluorobenzoate, 99.70% | 1195768-19-4 Methyl 3-(2,6-difluorophenylsulfonamido)-2-fluorobenzoate|C1108735|1195768-19-4 https://www.jk-sci.com/products/s57c1137149 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/325684.png?v=1791730156 Etodolac EP Impurity K, 99.60% | 122188-02-7 Etodolac EP Impurity K|C1137149|122188-02-7 https://www.jk-sci.com/products/s57c1176659 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fd91458d6a920b35de39889301ca75dd.jpg?v=1791730122 Insulin Pork(≥27 USP units/mg) | 12584-58-6 Insulin Pork(≥27 USP units/mg)|C1176659|12584-58-6 https://www.jk-sci.com/products/s57c4x-106479 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e8930e74418fc529c75c2c3d9b704028_cc30c7b0-bb66-432e-86de-6b363815ea1e.jpg?v=1791724923 Ibrutinib Impurity 79, 98.10% | 21218-94-0 Ibrutinib Impurity 79|C4X-106479|21218-94-0 https://www.jk-sci.com/products/s57c4x-1090167 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_72cfa555-2386-480e-8ecf-2853ade09fb6.png?v=1791723709 Rivaroxaban impurity 167, 98.30% Rivaroxaban impurity 167|C4X-1090167 https://www.jk-sci.com/products/s57c4x-13645 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/66fafb1c363058487fd8cbe389f98e3b.jpg?v=1791718665 Lercanidipine Impurity 5, 98.20% | 1119226-97-9 Lercanidipine Impurity 5|C4X-13645|1119226-97-9 https://www.jk-sci.com/products/s57c4x-137324 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/112764_2ac4284f-323d-4d17-a011-95639f98061f.png?v=1791718462 Tryptophan Impurity 24, 91.20% | 4350-09-8 Tryptophan Impurity 24|C4X-137324|4350-09-8 https://www.jk-sci.com/products/s57c4x-15189 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/17e3ad183fe1bc3efe7b4f8b3ec41162.jpg?v=1791716235 Thioctic Acid Impurity 9, 98.80% | 25636-58-2 Thioctic Acid Impurity 9|C4X-15189|25636-58-2 https://www.jk-sci.com/products/s57c1210583 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2526662fc7f9aa9f8d05165a8aaca533.jpg?v=1791730076 Famciclovir N7-Isomer, Purity: 97.7% | 131266-15-4 Famciclovir N7-Isomer|C1210583|131266-15-4 https://www.jk-sci.com/products/s57c1306155 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/138418.png?v=1791729927 Ethyl 2-(3,5-bis(trifluoromethyl)phenyl)acetate, 96.40% | 144632-97-3 Ethyl 2-(3,5-bis(trifluoromethyl)phenyl)acetate|C1306155|144632-97-3 https://www.jk-sci.com/products/s57c1314828 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/419237.png?v=1791729884 Ertapenem Impurity C28, Purity: 99.2% | 147266-92-0 Ertapenem Impurity C28|C1314828|147266-92-0 https://www.jk-sci.com/products/s57c4x-106210 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/68114bd972d11574b48971138ce6c298.jpg?v=1791725030 Edaravone Impurity 10, Purity: 97.9% | 710307-89-4 Edaravone Impurity 10|C4X-106210|710307-89-4 https://www.jk-sci.com/products/s57c4x-108062 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_21a20107-dd75-47e3-856c-e34d1ddc6f62.png?v=1791724182 Etoricoxib impurity 62, 90.40% Etoricoxib impurity 62|C4X-108062 https://www.jk-sci.com/products/s57c4x-125235 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_60b722e7-f5b5-4df0-8366-5f9da29a3219.png?v=1791719859 Perindopril Impurity 35 t-Butylamine, Purity: 98.2% Perindopril Impurity 35 t-Butylamine|C4X-125235 https://www.jk-sci.com/products/s57c4x-125813 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bedf3e001edc18aee07c7ced8f25f441.jpg?v=1791719788 Buspirone EP Impurity M, 94.80% | 80827-62-9 Buspirone EP Impurity M|C4X-125813|80827-62-9 https://www.jk-sci.com/products/s57c1341352 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/17221c6666db82e71fca7973c0c8986a.jpg?v=1791729832 N,3-dimethylpyridin-2-amine, 95.60% | 156267-13-9 N,3-dimethylpyridin-2-amine|C1341352|156267-13-9 https://www.jk-sci.com/products/s57c1377461 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/650930e6ec9eb3d190f47ce1dcfcd7ab.jpg?v=1791729735 Terbinafine Impurity 15, Purity: 99.0% | 173200-56-1 Terbinafine Impurity 15|C1377461|173200-56-1 https://www.jk-sci.com/products/s57c1469742 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/363424eea4b20699e473b57915eddd1c.jpg?v=1791729615 Boc-Ile-Ile-OH | 69541-98-6 Boc-Ile-Ile-OH|C1469742|69541-98-6 https://www.jk-sci.com/products/s57c1469761 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ee3a65156edc8c08130ac847a6ed5ceb.jpg?v=1791729609 (2S,3S)-2,3-Bis((2-methylbenzoyl)oxy)succinic acid, 99.90% | 391624-66-1 (2S,3S)-2,3-Bis((2-methylbenzoyl)oxy)succinic acid|C1469761|391624-66-1 https://www.jk-sci.com/products/s57c1493951 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/638353f15500cc75f6264a95982fb75c.jpg?v=1791729564 Baloxavir Impurity C149, 98.60% | 2136287-68-6 Baloxavir Impurity C149|C1493951|2136287-68-6 https://www.jk-sci.com/products/s57c1565001 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/05be8a55a6bc48fbd6a63494ffdb00d2.jpg?v=1791729432 2-(1-Propen-2-yl)pyridine, 97.00% | 6515-13-5 2-(1-Propen-2-yl)pyridine|C1565001|6515-13-5 https://www.jk-sci.com/products/s57c1598389 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/052bfc0d2f5818b07ef0a60c004b6613.jpg?v=1791729364 2,4-Dibromo-5-chloroaniline, Purity: 99.0% | 89379-50-0 2,4-Dibromo-5-chloroaniline|C1598389|89379-50-0 https://www.jk-sci.com/products/s57c4x-105631 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/323376068e1730f2e2bdbb454120c267.jpg?v=1791725248 Vortioxetine Impurity 31, 99.50% | 2135576-73-5 Vortioxetine Impurity 31|C4X-105631|2135576-73-5 https://www.jk-sci.com/products/s57c4x-107158 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0af5d53413493a5e01f77c9b3709981d.jpg?v=1791724608 Axitinib Impurity 58, Purity: 95.9% | 3037703-03-7 Axitinib Impurity 58|C4X-107158|3037703-03-7 https://www.jk-sci.com/products/s57c4x-139542 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ed17e4f4-b92a-42c9-9236-4fa07bd0e8f6.png?v=1791718172 Folic Acid EP Impurity G Sulfate, 86.80% Folic Acid EP Impurity G Sulfate|C4X-139542 https://www.jk-sci.com/products/s57c4x-15192 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d636b8ce9b550bd2609ed668ba0f8f5c.jpg?v=1791716231 Propranolol EP Impurity A, 98.70% | 36112-95-5 Propranolol EP Impurity A|C4X-15192|36112-95-5 https://www.jk-sci.com/products/s57c1062418 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cd4f38845fc3f0b24935c9846c2eaaf9.jpg?v=1791730284 Lusutrombopag Impurity N1, 99.30% | 1110767-96-8 Lusutrombopag Impurity N1|C1062418|1110767-96-8 https://www.jk-sci.com/products/s57c1131782 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/eb985db2b4aa3285f4a2011dc4602ed5.jpg?v=1791730167 Calteridol Calcium, 87.60% | 121915-83-1 Calteridol Calcium|C1131782|121915-83-1 https://www.jk-sci.com/products/s57c1132188 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/48c3ca71ef2a9e65cbe2d544786fb0e9.jpg?v=1791730163 Pazopanib-d6, Purity>95% | 1219592-01-4 Pazopanib-d6|C1132188|1219592-01-4 https://www.jk-sci.com/products/s57c4x-24355 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b47f306111a141f7b8ef34894fad13a1.jpg?v=1791709251 Drotaverine Impurity 5, 95.90% | 486-47-5 Drotaverine Impurity 5|C4X-24355|486-47-5 https://www.jk-sci.com/products/s57c4x-105774 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1df55875-06cc-400b-8dd7-9c0468d882a3.png?v=1791725144 Valsartan Impurity 74, Purity: 95.9% Valsartan Impurity 74|C4X-105774 https://www.jk-sci.com/products/s57c4x-1076106 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f559ba2d302e6d6d1322786bd4b1daa6.jpg?v=1791724415 Tenofovir dipivuroxime enrutabine adduct, Purity: 95.9% | 1962114-98-2 Tenofovir dipivuroxime enrutabine adduct|C4X-1076106|1962114-98-2 https://www.jk-sci.com/products/s57c4x-123524 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3288b84a-c671-4e54-bccb-b96e5c271dab.png?v=1791720270 Piracetam impurity 24, 96.90% Piracetam impurity 24|C4X-123524 https://www.jk-sci.com/products/s57c4x-13848 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/243455.png?v=1791718348 Rivastigmine EP Impurity H, 98.60% | 586-37-8 Rivastigmine EP Impurity H|C4X-13848|586-37-8 https://www.jk-sci.com/products/s57c4x-151430 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f80d1759-63f8-4afc-858d-a408103006a7.png?v=1791716307 Norepinephrine EP Impurity D(HCl), 96.60% Norepinephrine EP Impurity D(HCl)|C4X-151430 https://www.jk-sci.com/products/s57c1034000 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/477768_18676a1a-d68e-42cf-8b24-3acb26358105.png?v=1791730334 Boc-D-Asn-ONp, Assay: 95.5% | 104199-82-8 Boc-D-Asn-ONp|C1034000|104199-82-8 https://www.jk-sci.com/products/s57c1034096 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/411302_59467991-fdd9-43b3-a5cf-49c8eda5022b.png?v=1791730333 2-(1-Adamantyl)-4-bromoanisole, 99.70% | 104224-63-7 2-(1-Adamantyl)-4-bromoanisole|C1034096|104224-63-7 https://www.jk-sci.com/products/s57c1219991 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/47a68039ead3f88368dfb15f3247823d_b4ef1b00-9ab1-4338-8f2b-e2df67cd2c46.jpg?v=1791730052 Ethyl 3-(benzyloxy)-4-oxo-4H-pyran-2-carboxylate, 99.60% | 1332855-94-3 Ethyl 3-(benzyloxy)-4-oxo-4H-pyran-2-carboxylate|C1219991|1332855-94-3 https://www.jk-sci.com/products/s57c1497206 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c586cd23-5154-44e4-bb85-9bb835db003c.png?v=1791729551 (S)-2-(tert-Butylamino)-1-(3-chlorophenyl)propan-1-one TFA, 100.00% (S)-2-(tert-Butylamino)-1-(3-chlorophenyl)propan-1-one TFA|C1497206 https://www.jk-sci.com/products/s57c1547033 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/97b20a186d781eee42e021487fc266c8.jpg?v=1791729457 1-Chloro-3-methoxy-5-nitrobenzene, 98.00% | 55910-07-1 1-Chloro-3-methoxy-5-nitrobenzene|C1547033|55910-07-1 https://www.jk-sci.com/products/s57c1579989 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cce76ae52695f636a3398ab521bd9d27.jpg?v=1791729417 2-(4-Hydroxyphenyl)quinazolin-4(3H)-one, 93.50% | 89860-51-5 2-(4-Hydroxyphenyl)quinazolin-4(3H)-one|C1579989|89860-51-5 https://www.jk-sci.com/products/s57c4x-10177 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6b6e94514edfb8feba53d8c0dd2e1115.jpg?v=1791726201 Vardenafil Impurity 7, 98.40% | 1255919-03-9 Vardenafil Impurity 7|C4X-10177|1255919-03-9 https://www.jk-sci.com/products/s57c4x-106229 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/92ba8995e4c3429a9b390af1de5ea3a6.jpg?v=1791725024 Edaravone Impurity 29, Purity: 97.8% | 881-05-0 Edaravone Impurity 29|C4X-106229|881-05-0 https://www.jk-sci.com/products/s57c4x-10811 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/495301_828a5d20-dd0d-4a68-bc95-5c84dce4d85e.png?v=1791724178 Diacerein, 98.90% | 13739-02-1 Diacerein|C4X-10811|13739-02-1 https://www.jk-sci.com/products/s57c4x-12587 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0262ce8a4785cdaef60af840f69f1033.jpg?v=1791719755 Buspirone EP Impurity G, 98.90% | 84746-24-7 Buspirone EP Impurity G|C4X-12587|84746-24-7 https://www.jk-sci.com/products/s57c4x-133645 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_abe6d4cd-ff78-4962-8909-146ab864fc8c.png?v=1791719154 Duloxetine Impurity 45, 95.40% Duloxetine Impurity 45|C4X-133645 https://www.jk-sci.com/products/s57c4x-139641 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f0872cf3-412d-45d9-8fed-4185ba9ed66c.png?v=1791718132 N-Nitroso Azelastine EP Impurity B, Purity: 97.7% N-Nitroso Azelastine EP Impurity B|C4X-139641 https://www.jk-sci.com/products/s57c1172163 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b5f33d535863042011440dcd0d1b30f0.jpg?v=1791730127 3β,5α,6β-Trihydroxycholestane, Purity: 99.3% | 1253-84-5 3β,5α,6β-Trihydroxycholestane|C1172163|1253-84-5 https://www.jk-sci.com/products/s57c1208191 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/310e412dd560ac0cf67317603c85c5b2.jpg?v=1791730076 8-Chlorocarbazole-1-acetic Acid, 99.90% | 131023-44-4 8-Chlorocarbazole-1-acetic Acid|C1208191|131023-44-4 https://www.jk-sci.com/products/s57c1477670 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/328203_1795b041-b3d6-4d88-9c80-620fccecc7ab.png?v=1791729594 (4-(Tert-butyl)phenyl)(cyclopropyl)methanone, 94.30% | 38675-79-5 (4-(Tert-butyl)phenyl)(cyclopropyl)methanone|C1477670|38675-79-5 https://www.jk-sci.com/products/s57c1497938 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/76d399a2ebbb1a23b10a887c9b584b98.jpg?v=1791729549 (S)-2-Aminodecanoic Acid | 84277-81-6 (S)-2-Aminodecanoic Acid|C1497938|84277-81-6 https://www.jk-sci.com/products/s57c4x-1029100 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_69a7207a-5c15-4084-9a7d-2a3c5333b234.png?v=1791725875 Clopidogrel Impurity 100, Purity: 100.0% Clopidogrel Impurity 100|C4X-1029100 https://www.jk-sci.com/products/s57c4x-1056 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/852fc34c5936aff23fe482d157d62335.jpg?v=1791725270 Vortioxetine, 99.80% | 508233-74-7 Vortioxetine|C4X-1056|508233-74-7 https://www.jk-sci.com/products/s57c4x-107689 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/333306_446d05b3-baa7-4b0b-a03b-050083182b1f.png?v=1791724356 Tenofovir disoproxil Impurity 89, 98.40% | 2307-69-9 Tenofovir disoproxil Impurity 89|C4X-107689|2307-69-9 https://www.jk-sci.com/products/s57c4x-119619 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a61949355837394c9e509e8040d80fa3.jpg?v=1791720820 Vigabatrin Impurity B HCl, 97.00% | 1379403-11-8 Vigabatrin Impurity B HCl|C4X-119619|1379403-11-8 https://www.jk-sci.com/products/s57c4x-12378 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0db57d99102a81197520acf64f8d650b.jpg?v=1791720144 Picosulfate Impurity 8, 92.10% | 2379878-05-2 Picosulfate Impurity 8|C4X-12378|2379878-05-2 https://www.jk-sci.com/products/s57c4x-13853 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/801827a395e92ba443048adb47e07c41.jpg?v=1791718342 Nimodipine EP Impurity C, 96.50% | 70172-96-2 Nimodipine EP Impurity C|C4X-13853|70172-96-2 https://www.jk-sci.com/products/s57c1106593 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a1c713f13141300301828f4fbd31ab72.jpg?v=1791730222 Vibegron, 99.60% | 1190389-15-1 Vibegron|C1106593|1190389-15-1 https://www.jk-sci.com/products/s57c1348238 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7ceab14d06f425451ad89034d548c0b5.jpg?v=1791729806 Fmoc-L-valyl-L-citrulline | 159858-21-6 Fmoc-L-valyl-L-citrulline|C1348238|159858-21-6 https://www.jk-sci.com/products/s57c1354565 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0de7cbf8de7b43a173e23ea6a368358d.jpg?v=1791729779 Roflumilast Impurity C65, 87.80% | 162401-60-7 Roflumilast Impurity C65|C1354565|162401-60-7 https://www.jk-sci.com/products/s57c1608600 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/122968_67bbd04e-7408-4473-a092-08cba632236b.png?v=1791729315 2’,4’-Dichloro-5’-fluoroacetophenone, 97.50% | 704-10-9 2’,4’-Dichloro-5’-fluoroacetophenone|C1608600|704-10-9 https://www.jk-sci.com/products/s57c1609391 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cc8ad032af3201805586febd7f9ad87f.jpg?v=1791729310 2-Acetylthioethanesulfonic Acid Sodium Salt, 86.70% | 76274-71-0 2-Acetylthioethanesulfonic Acid Sodium Salt|C1609391|76274-71-0 https://www.jk-sci.com/products/s57c1727574 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/449732.png?v=1791729059 4-Methoxy-3-methylphenylacetic Acid, 99.50% | 4513-73-9 4-Methoxy-3-methylphenylacetic Acid|C1727574|4513-73-9 https://www.jk-sci.com/products/s57c1857448 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6a5e8757fdcdd9b42625b0442c5a872f.jpg?v=1791728563 Ilaprazole Impurity N1, 85.80% | 84445-90-9 Ilaprazole Impurity N1|C1857448|84445-90-9 https://www.jk-sci.com/products/s57c1920393 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/248144_ccce3f6c-55c8-4497-8762-f2862f2626a1.png?v=1791728238 Azetidine, 93.10% | 503-29-7 Azetidine|C1920393|503-29-7 https://www.jk-sci.com/products/s57c4x-100911 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d7b686b620b6428ee4d39bdb77040540.jpg?v=1791726387 Apremilast impurity 11, 98.90% | 15371-06-9 Apremilast impurity 11|C4X-100911|15371-06-9 https://www.jk-sci.com/products/s57c4x-105756 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/352536.png?v=1791725160 Valsartan Impurity 56 HCl, 98.60% | 482577-59-3 Valsartan Impurity 56 HCl|C4X-105756|482577-59-3 https://www.jk-sci.com/products/s57c4x-108324 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/318958c3bc4cc3a61caeb9f8ec8070d5.jpg?v=1791724059 Levocetirizine Impurity 24, 95.50% | 1232460-29-5 Levocetirizine Impurity 24|C4X-108324|1232460-29-5 https://www.jk-sci.com/products/s57c4x-10864 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6a0c1c8a1ecb559da222033a8965b2f3.jpg?v=1791723922 Prasugrel EP Impurity C, 98.90% | 1391194-50-5 Prasugrel EP Impurity C|C4X-10864|1391194-50-5 https://www.jk-sci.com/products/s57c4x-11883 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d1a4bad72d29c753529750293e66aa7c.jpg?v=1791720897 Chlorphenamine EP Impurity C(Maleate), 98.50% | 22630-25-7 Chlorphenamine EP Impurity C(Maleate)|C4X-11883|22630-25-7 https://www.jk-sci.com/products/s57c4x-13733 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/154982_46078c27-4dc5-46ca-b1fc-17f344b74031.png?v=1791718458 Tryptophan EP Impurity C, 96.30% | 2922-83-0 Tryptophan EP Impurity C|C4X-13733|2922-83-0 https://www.jk-sci.com/products/s57c4x-139211 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d3b12803d637e69d6f9cd1f4ec9f581f.jpg?v=1791718259 Famotidine Impurity 11, 93.90% | 90237-03-9 Famotidine Impurity 11|C4X-139211|90237-03-9 https://www.jk-sci.com/products/s57c1062419 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2aade7955da0201e784e47b4698c22af.jpg?v=1791730284 Lusutrombopag Impurity N4, 100.00% | 1110767-98-0 Lusutrombopag Impurity N4|C1062419|1110767-98-0 https://www.jk-sci.com/products/s57c1102872 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/36ea0429bc91045f0ca44a20ca472a3c.jpg?v=1791730229 Trametinib Dimethyl Sulfoxide, Purity: 100.0% | 1187431-43-1 Trametinib Dimethyl Sulfoxide|C1102872|1187431-43-1 https://www.jk-sci.com/products/s57c1454668 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/299593.png?v=1791729630 3,4-Dichlorophenylhydrazine hydrochloride, 94.70% | 19763-90-7 3,4-Dichlorophenylhydrazine hydrochloride|C1454668|19763-90-7 https://www.jk-sci.com/products/s57c1493013 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/112617.png?v=1791729574 (R)-Isoserine | 632-11-1 (R)-Isoserine|C1493013|632-11-1 https://www.jk-sci.com/products/s57c1553053 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/150528_f0d128e0-5c68-4878-9795-850784523aba.png?v=1791729446 1-Benzyl-4-methylpiperazine hydrochloride, Purity: 99.5% | 374898-00-7 1-Benzyl-4-methylpiperazine hydrochloride|C1553053|374898-00-7 https://www.jk-sci.com/products/s57c4x-102033 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/07c4f8b7d037fdd4b69c9c3c4af7696a.jpg?v=1791726070 Vonoprazan Fumarate Impurity 33, 96.90% | 881674-58-4 Vonoprazan Fumarate Impurity 33|C4X-102033|881674-58-4 https://www.jk-sci.com/products/s57c4x-105642 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fc058b218fd7932a1e3e1e24bee05a6c.jpg?v=1791725236 Vortioxetine Impurity 42 HCl, 93.90% | 2576-29-6 Vortioxetine Impurity 42 HCl|C4X-105642|2576-29-6 https://www.jk-sci.com/products/s57c4x-10729 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/516b94e22afadd2d8f5a6b99542604de.jpg?v=1791724561 Bortezomib Impurity 9, 97.30% | 886979-78-8 Bortezomib Impurity 9|C4X-10729|886979-78-8 https://www.jk-sci.com/products/s57c4x-107456 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1a0339bc4d46e47fcfdc9e7fa9c02ea5.jpg?v=1791724454 Decarboxy Moxifloxacin, 94.90% | 1322062-57-6 Decarboxy Moxifloxacin|C4X-107456|1322062-57-6 https://www.jk-sci.com/products/s57c4x-13125 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d314cf96-d88d-443c-87ca-3fa22851656b.png?v=1791719438 Pregabalin Impurity PD 0312237 & PD 0312236 Mixture, 91.30% Pregabalin Impurity PD 0312237 & PD 0312236 Mixture|C4X-13125 https://www.jk-sci.com/products/s57c4x-133814 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6c16ac3b-5f8f-49b8-b411-a1d4157d3135.png?v=1791719136 Terbinafine Impurity 14, Purity: 96.6% Terbinafine Impurity 14|C4X-133814 https://www.jk-sci.com/products/s57c4x-135233 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3512b3f5c5dec2b2f607ce950229dd73.jpg?v=1791718860 Fluoxetine-d5 HCl, Purity>95% | 1173020-43-3 Fluoxetine-d5 HCl|C4X-135233|1173020-43-3 https://www.jk-sci.com/products/s57c4x-151812 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/48539c871182ef63188766393db20b51.jpg?v=1791716252 Thioctic Acid Impurity 12, 98.40% | 916746-61-7 Thioctic Acid Impurity 12|C4X-151812|916746-61-7 https://www.jk-sci.com/products/s57c4x-16811 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/446847.png?v=1791714959 Lisinopril EP Impurity A, 99.90% | 1012-05-1 Lisinopril EP Impurity A|C4X-16811|1012-05-1 https://www.jk-sci.com/products/s57c1040516 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/34594927513c114f4eb22237eb266b4f.jpg?v=1791730326 Ethyl 4-(methylamino)benzoate, 99.50% | 10541-82-9 Ethyl 4-(methylamino)benzoate|C1040516|10541-82-9 https://www.jk-sci.com/products/s57c1123290 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/aac2875ecfb77569d9337162e7a74e0c.jpg?v=1791730173 Levofloxacin Impurity 03, 99.30% | 1213269-49-8 Levofloxacin Impurity 03|C1123290|1213269-49-8 https://www.jk-sci.com/products/s57c1173131 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/25a2274273aa06d85c79e3048fe5ba17.jpg?v=1791730127 Boc-D-Phe-Phe | 125511-90-2 Boc-D-Phe-Phe|C1173131|125511-90-2 https://www.jk-sci.com/products/s57c1287887 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/adbd6a7019485360ac107e51b4f8bcc1_434bb45e-33c3-40ee-94cd-7ae1686d25c0.jpg?v=1791729959 Ciclesonide 22S-Epimer, 96.10% | 141845-81-0 Ciclesonide 22S-Epimer|C1287887|141845-81-0 https://www.jk-sci.com/products/s57c1339869 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1719a56b8bfc15170b2bac119b106f5b_5af38e6e-24a7-44af-8dfd-9594ad44e7b0.jpg?v=1791729840 N-(2-Hydroxyethyl)-N-methylacetamide, Purity: 0.0% | 15567-95-0 N-(2-Hydroxyethyl)-N-methylacetamide|C1339869|15567-95-0 https://www.jk-sci.com/products/s57c1374466 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/88d91fd58089a15a3c42db5bd35de4a5.jpg?v=1791729747 10-Hydroxy-10-methylanthracen-9(10H)-one, Purity: 99.9% | 17104-31-3 10-Hydroxy-10-methylanthracen-9(10H)-one|C1374466|17104-31-3 https://www.jk-sci.com/products/s57c4x-101215 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f52bb7c6-fc7a-4893-9cdb-1e2336468695.png?v=1791726293 Baclofen impurity 15, 92.10% Baclofen impurity 15|C4X-101215 https://www.jk-sci.com/products/s57c4x-10586 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ce115a9e8bc306ec39aad276c38f49a6.jpg?v=1791725106 Memantine Related Compound F HCl, 95.00% | 356572-08-2 Memantine Related Compound F HCl|C4X-10586|356572-08-2 https://www.jk-sci.com/products/s57c4x-24424 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6dd5f58ae70c7613437ce56a4e9d9fd2.jpg?v=1791709236 Asparagine EP Impurity H, Purity: 100.0% | 58471-52-6 Asparagine EP Impurity H|C4X-24424|58471-52-6 https://www.jk-sci.com/products/s57c4x-1073103 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_251318e9-5dad-438d-b9eb-1f0fee8a4e04.png?v=1791724554 Linezolid impurity 103, 83.40% Linezolid impurity 103|C4X-1073103 https://www.jk-sci.com/products/s57c4x-107662 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/864f410429ab40639c01d00aad636458.jpg?v=1791724376 Tenofovir Impurity 62, 90.60% | 211364-69-1 Tenofovir Impurity 62|C4X-107662|211364-69-1 https://www.jk-sci.com/products/s57c4x-130013 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dcc3e475815170dfec36962d5f03182e.jpg?v=1791719557 FK-506-13C,D2 (Major) (Tacrolimus), Purity>85% | 1356841-89-8 FK-506-13C,D2 (Major) (Tacrolimus)|C4X-130013|1356841-89-8 https://www.jk-sci.com/products/s57c4x-133811 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/55b5d2965d921f2e128c62698c6fba17.jpg?v=1791719139 Terbinafine EP Impurity C HCI, 98.40% | 877265-30-0 Terbinafine EP Impurity C HCI|C4X-133811|877265-30-0 https://www.jk-sci.com/products/s57c4x-13943 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/545624.png?v=1791718209 Ondansetron EP Impurity C, 99.80% | 27387-31-1 Ondansetron EP Impurity C|C4X-13943|27387-31-1 https://www.jk-sci.com/products/s57c4x-151411 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1e4b2ef1-cc27-4873-8ebf-1c58b90cc70b.png?v=1791716321 Norepinephrine Impurity 11, 94.20% Norepinephrine Impurity 11|C4X-151411 https://www.jk-sci.com/products/s57c1034815 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/42f2a3f716cc151b1c2a26ac63e29b63.jpg?v=1791730328 2-(Phenoxymethyl)pyridine, 98.60% | 104294-19-1 2-(Phenoxymethyl)pyridine|C1034815|104294-19-1 https://www.jk-sci.com/products/s57c1063271 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0cb25d0910f0a064eec48988edd1e912.jpg?v=1791730280 Nifedipine EP Impurity C (E-Isomer), 98.10% | 111304-29-1 Nifedipine EP Impurity C (E-Isomer)|C1063271|111304-29-1 https://www.jk-sci.com/products/s57c1265467 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f08703a33c19e9e3321572c40056ee6f.jpg?v=1791729992 1-[3-ethyl-4-(hydroxymethyl)phenyl]ethan-1-one, 98.80% | 1378888-43-7 1-[3-ethyl-4-(hydroxymethyl)phenyl]ethan-1-one|C1265467|1378888-43-7 https://www.jk-sci.com/products/s57c1271581 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/200205.png?v=1791729984 Duramycin | 1391-36-2 Duramycin|C1271581|1391-36-2 https://www.jk-sci.com/products/s57c1310253 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/54a4abc5c2335a27cf5ceba841ecd7c7.jpg?v=1791729909 Tryptophan EP Impurity F, 96.10% | 145545-23-9 Tryptophan EP Impurity F|C1310253|145545-23-9 https://www.jk-sci.com/products/s57c1545692 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ffe7ff620762a398d7a2700d120ac22a.jpg?v=1791729464 1-Bromo-4-(2-methylbutan-2-yl)benzene, Purity: 98.9% | 57263-21-5 1-Bromo-4-(2-methylbutan-2-yl)benzene|C1545692|57263-21-5 https://www.jk-sci.com/products/s57c4x-100735 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5b007f52-bd0f-4bbc-a96a-ad27366fef54.png?v=1791726457 Argatroban Impurity 35 (Mixture of Diastereomers), 94.90% Argatroban Impurity 35 (Mixture of Diastereomers)|C4X-100735 https://www.jk-sci.com/products/s57c4x-1020165 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/01915c3f9a415ac7a29b72c8d2771c53.jpg?v=1791726108 Vonoprazan Impurity 160, 97.00% | 2514735-12-5 Vonoprazan Impurity 160|C4X-1020165|2514735-12-5 https://www.jk-sci.com/products/s57c4x-106395 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ff06a8b695674b84f973062e086f296a.jpg?v=1791724960 Edoxaban Impurity 95, Purity: 98.5% | 480450-85-9 Edoxaban Impurity 95|C4X-106395|480450-85-9 https://www.jk-sci.com/products/s57c4x-109045 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/346793.png?v=1791723681 Rivaroxaban Impurity 45, 97.30% | 6310-09-4 Rivaroxaban Impurity 45|C4X-109045|6310-09-4 https://www.jk-sci.com/products/s57c4x-1258 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/13957fd3f2ece73fcc5ccdc15ac08269.jpg?v=1791719794 Buspirone, 99.40% | 36505-84-7 Buspirone|C4X-1258|36505-84-7 https://www.jk-sci.com/products/s57c4x-13005 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8e448a99b2c55c876e6d5168fe0df05b.jpg?v=1791719546 Tacrolimus EP Impurity I, 94.20% | 104987-16-8 Tacrolimus EP Impurity I|C4X-13005|104987-16-8 https://www.jk-sci.com/products/s57c4x-130113 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/56e34b20729cd93483570a4bdc41fddb.jpg?v=1791719536 Desonide Impurity 13, Purity: 99.6% | 5016-80-8 Desonide Impurity 13|C4X-130113|5016-80-8 https://www.jk-sci.com/products/s57c4x-138926 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8a895b57e5a9bc414af839c6ad2b03c6.jpg?v=1791718290 Budesonide Impurity 26, 98.90% | 77017-17-5 Budesonide Impurity 26|C4X-138926|77017-17-5 https://www.jk-sci.com/products/s57c4x-152025 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b901d26e-8a1a-4941-941d-96053372ae18.png?v=1791716196 L-lactide-Lysine-Octreotide, 80.20% L-lactide-Lysine-Octreotide|C4X-152025 https://www.jk-sci.com/products/s57c1064227 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/516ca69a8c7fa90c595a36bfc1c5c586.jpg?v=1791730273 N-Isopropylacetamide, 98.60% | 1118-69-0 N-Isopropylacetamide|C1064227|1118-69-0 https://www.jk-sci.com/products/s57c1073053 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8284fab3a6df8932fddbdb5bb7e7086f.jpg?v=1791730254 3-(4-Chloro-2-pyrimidinyl)-1H-Indole, 99.20% | 1146080-35-4 3-(4-Chloro-2-pyrimidinyl)-1H-Indole|C1073053|1146080-35-4 https://www.jk-sci.com/products/s57c1375739 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8d8d23a5b47ae3f5a7fc75bfa1cd0487.jpg?v=1791729749 Dithranol EP impurity D, 98.50% | 1715-81-7 Dithranol EP impurity D|C1375739|1715-81-7 https://www.jk-sci.com/products/s57c1601779 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2f32bc01b81841c5aa6998b9c401bf46.jpg?v=1791729350 2,5-Piperidinedione, Purity: 100.0% | 52065-78-8 2,5-Piperidinedione|C1601779|52065-78-8 https://www.jk-sci.com/products/s57c1801631 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/20d97f27e781add725c4583df4c7b863.jpg?v=1791728826 Di(pyrimidin-2-yl)amine, 99.90% | 334977-67-2 Di(pyrimidin-2-yl)amine|C1801631|334977-67-2 https://www.jk-sci.com/products/s57c1840913 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ff10c74bdae664107d4b0e29dc4150b0_65be89be-6131-46df-95c6-c888be799d70.jpg?v=1791728601 Methyl 3-chloro-4-methoxybenzoate, 95.40% | 37908-98-8 Methyl 3-chloro-4-methoxybenzoate|C1840913|37908-98-8 https://www.jk-sci.com/products/s57c1872687 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/83dceab3f7617be981f57c2204c27746.jpg?v=1791728546 N1,N1-dimethylbenzene-1,2-diamine, 97.10% | 2836-03-5 N1,N1-dimethylbenzene-1,2-diamine|C1872687|2836-03-5 https://www.jk-sci.com/products/s57c3d-6090 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/17afd309844978411ac47a9d8c4c5990.jpg?v=1791726683 2-Nitrothiazole, 94.00% | 1606-76-4 2-Nitrothiazole|C3D-6090|1606-76-4 https://www.jk-sci.com/products/s57c4x-100935 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_02828e3c-3d36-42a7-b692-f5f9af7d1144.png?v=1791726365 Apremilast Impurity 35, 97.30% Apremilast Impurity 35|C4X-100935 https://www.jk-sci.com/products/s57c4x-105735 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9a268f757c9c709f96f270754bd83844.jpg?v=1791725172 Valsartan Impurity 35 HCl, 95.70% | 1111177-20-8 Valsartan Impurity 35 HCl|C4X-105735|1111177-20-8 https://www.jk-sci.com/products/s57c4x-107346 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_39259dd3-b174-471d-8328-a7ca89c2b64c.png?v=1791724523 Linezolid Impurity 46, 98.50% Linezolid Impurity 46|C4X-107346 https://www.jk-sci.com/products/s57c4x-107419 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3c536e49-dd86-41ec-8f73-2e2eff9d9694.png?v=1791724479 Moxifloxacin Impurity 19, 83.70% Moxifloxacin Impurity 19|C4X-107419 https://www.jk-sci.com/products/s57c4x-125215 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/53fdef2740864888414275731fdc8edd.jpg?v=1791719882 Perindopril EP Impurity K, 92.30% | 2165676-00-4 Perindopril EP Impurity K|C4X-125215|2165676-00-4 https://www.jk-sci.com/products/s57c4x-129218 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c52d15d50da2921766ed9bcda28329ca.jpg?v=1791719614 Levocarnitine Impurity 18, 94.60% | 84367-31-7 Levocarnitine Impurity 18|C4X-129218|84367-31-7 https://www.jk-sci.com/products/s57c4x-129226 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4d3be2aa07ae198808dcacdf7b97cb4e.jpg?v=1791719610 Levocarnitine impurity 26, 98.60% | 1116-95-6 Levocarnitine impurity 26|C4X-129226|1116-95-6 https://www.jk-sci.com/products/s57c4x-13636 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/86c2f3168db7e2456865ae17267a364b.jpg?v=1791718678 Rilpivirine Nitrile Z-isomer, 99.90% | 661489-22-1 Rilpivirine Nitrile Z-isomer|C4X-13636|661489-22-1 https://www.jk-sci.com/products/s57c1026434 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/da12695d3dff00a9026ada1cb2f0716e.jpg?v=1791730355 Rizatriptan impurity 01, 96.20% | 1030849-63-8 Rizatriptan impurity 01|C1026434|1030849-63-8 https://www.jk-sci.com/products/s57c1167555 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/112705.png?v=1791730133 Cholesterol-5α,6α-epoxide, Purity: 99.4% | 1250-95-9 Cholesterol-5α,6α-epoxide|C1167555|1250-95-9 https://www.jk-sci.com/products/s57c1184991 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c172eb007b4f4a52563582f0c9bf29f6.jpg?v=1791730116 2-Fluoro-6-formylbenzonitrile, 85.40% | 1261823-28-2 2-Fluoro-6-formylbenzonitrile|C1184991|1261823-28-2 https://www.jk-sci.com/products/s57c1205127 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/95b1de33e0dd6c6f2734831f50ff2660.jpg?v=1791730087 5-(Acetyloxy)-3-chloro-2-pentanone, 93.30% | 13051-49-5 5-(Acetyloxy)-3-chloro-2-pentanone|C1205127|13051-49-5 https://www.jk-sci.com/products/s57c1400578 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2a19e140-3612-445f-91fc-68ec27f56ca1.png?v=1791729705 L-Cys-L-Cys-OH·xTFA salt L-Cys-L-Cys-OH·xTFA salt|C1400578 https://www.jk-sci.com/products/s57c1676553 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/299aecc2d7df507ffb5ae07e0097d31b.jpg?v=1791729163 Trametinib impurity 03, 99.70% | 871700-24-2 Trametinib impurity 03|C1676553|871700-24-2 https://www.jk-sci.com/products/s57c1829357 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8e09406bfee9b723dfebc9f8565ae081.jpg?v=1791728673 4-Amino-2,3-dichlorophenol, 97.40% | 39183-17-0 4-Amino-2,3-dichlorophenol|C1829357|39183-17-0 https://www.jk-sci.com/products/s57c3d-6014 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/226544.png?v=1791726720 (4-FLUORO-BENZYL)-METHYL-AMINE, 96.40% | 405-66-3 (4-FLUORO-BENZYL)-METHYL-AMINE|C3D-6014|405-66-3 https://www.jk-sci.com/products/s57c4x-102019 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dc3610e03522d395b88d53d2e0ea8af1.jpg?v=1791726094 Vonoprazan Fumarate Impurity 19, Purity: 98.8% | 161958-62-9 Vonoprazan Fumarate Impurity 19|C4X-102019|161958-62-9 https://www.jk-sci.com/products/s57c4x-10744 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d4573778dd98372ac7e4550bcb89a790.jpg?v=1791724460 Moxifloxacin EP Impurity D HCl, 97.90% | 2252446-69-6 Moxifloxacin EP Impurity D HCl|C4X-10744|2252446-69-6 https://www.jk-sci.com/products/s57c4x-107496 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_54fbe06c-4cbb-4146-8bf2-64eacf01d824.png?v=1791724429 Moxifloxacin Impurity 96, Purity: 99.9% Moxifloxacin Impurity 96|C4X-107496 https://www.jk-sci.com/products/s57c4x-1079102 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/10503beada0dcd118ff2ebe8ea08ef40.jpg?v=1791724304 Tofacitinib Impurity 102, 97.50% | 1640972-35-5 Tofacitinib Impurity 102|C4X-1079102|1640972-35-5 https://www.jk-sci.com/products/s57c4x-136643 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e8f8b50bf9adfbb757fe9e91063827cc.jpg?v=1791718639 Voriconazole Impurity 43, 99.60% | 154335-57-6 Voriconazole Impurity 43|C4X-136643|154335-57-6 https://www.jk-sci.com/products/s57c4x-13926 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/07d13520dd64700fbde485390352e42a.jpg?v=1791718238 Famotidine EP Impurity F, 95.70% | 107880-74-0 Famotidine EP Impurity F|C4X-13926|107880-74-0 https://www.jk-sci.com/products/s57c4x-24458 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5dec3e6b545a4841cb62d9dd4650a518.jpg?v=1791709230 Benvitimod impurity 8, 94.10% | 91764-23-7 Benvitimod impurity 8|C4X-24458|91764-23-7 https://www.jk-sci.com/products/s57c4x-16816 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d635cfbe6284f3312c186a5dd4ecf64e.jpg?v=1791714954 Lisinopril EP Impurity F, 86.20% | 1132650-67-9 Lisinopril EP Impurity F|C4X-16816|1132650-67-9 https://www.jk-sci.com/products/s57c4x-168314 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/490591_1f0406ae-8950-4b46-b648-07966eabf6db.png?v=1791714932 Losartan Impurity 14, 95.10% | 124750-92-1 Losartan Impurity 14|C4X-168314|124750-92-1 https://www.jk-sci.com/products/s57c1220258 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/298692_0d187e22-8a39-400c-a1e3-a079e092798f.png?v=1791730049 1-(Perfluorohexyl)octane, Purity: 96.2% | 133331-77-8 1-(Perfluorohexyl)octane|C1220258|133331-77-8 https://www.jk-sci.com/products/s57c1453228 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6bdb873d04778de4d677b1b21bb79167.jpg?v=1791729637 Carglumic Acid impurity 02, 98.90% | 196394-49-7 Carglumic Acid impurity 02|C1453228|196394-49-7 https://www.jk-sci.com/products/s57c1541844 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/55b53ee81ee23717afcca5b87350316e.jpg?v=1791729475 18-Methoxy-18-oxooctadecanoic acid, Purity: 99.6% | 72849-35-5 18-Methoxy-18-oxooctadecanoic acid|C1541844|72849-35-5 https://www.jk-sci.com/products/s57c1619184 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e1c5e1d2b30fcc1d12b78430d76a7378.jpg?v=1791729282 2-Carbamoylcyclohexane-1-carboxylic acid, 97.30% | 6294-84-4 2-Carbamoylcyclohexane-1-carboxylic acid|C1619184|6294-84-4 https://www.jk-sci.com/products/s57c1662677 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/822d69478283acebb38e5c3c1f5ea0d4_40008d89-47b3-4f4d-8095-9c029bfdd28c.jpg?v=1791729197 3,5-dimethyl-4-nitro-1H-pyrrole-2-carbaldehyde, 90.70% | 40236-20-2 3,5-dimethyl-4-nitro-1H-pyrrole-2-carbaldehyde|C1662677|40236-20-2 https://www.jk-sci.com/products/s57c1711623 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/992a2c70dc1e6e380a3f83f71e15beb5.jpg?v=1791729104 4-Amino-2-ethoxybenzoic acid, 99.90% | 59-07-4 4-Amino-2-ethoxybenzoic acid|C1711623|59-07-4 https://www.jk-sci.com/products/s57c1825132 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/638c939ddd0460a4626eb3b404e41759.jpg?v=1791728715 3-Chloro-3-methylbutanoic Acid, 97.20% | 60786-20-1 3-Chloro-3-methylbutanoic Acid|C1825132|60786-20-1 https://www.jk-sci.com/products/s57c4x-100831 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7a8fc3838b87b805eead36c61d1f7a6c.jpg?v=1791726426 Aripiprazole Impurity 31, 98.60% | 2748381-51-1 Aripiprazole Impurity 31|C4X-100831|2748381-51-1 https://www.jk-sci.com/products/s57c4x-101519 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a89434238b052afea8e927471250bc9f.jpg?v=1791726265 Clevidipine Butyrate impurity 19, 95.90% | 253597-20-5 Clevidipine Butyrate impurity 19|C4X-101519|253597-20-5 https://www.jk-sci.com/products/s57c4x-1070 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9b2234068c3e2dab73199e79bf32fb71.jpg?v=1791724686 Abiraterone, 98.40% | 154229-19-3 Abiraterone|C4X-1070|154229-19-3 https://www.jk-sci.com/products/s57c4x-107672 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/242179.png?v=1791724372 4,4-Sulfonylbis(methylbenzene), Purity: 100.0% | 599-66-6 4,4-Sulfonylbis(methylbenzene)|C4X-107672|599-66-6 https://www.jk-sci.com/products/s57c4x-107680 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6b89a99c-6f2c-4070-a561-814b0d1fef8d.png?v=1791724364 Tenofovir disoproxil Impurity 80, 91.50% Tenofovir disoproxil Impurity 80|C4X-107680 https://www.jk-sci.com/products/s57c4x-124714 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/114062_ba04b5e5-5ec4-4cd2-9fea-eb577902464e.png?v=1791719949 Bisoprolol Impurity 14, 76.80% | 177034-57-0 Bisoprolol Impurity 14|C4X-124714|177034-57-0 https://www.jk-sci.com/products/s57c4x-124860 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_be013030-bbd2-4d00-9d8d-18ace20ba525.png?v=1791719887 Valaciclovir EP Impurity D TFA, 96.70% Valaciclovir EP Impurity D TFA|C4X-124860 https://www.jk-sci.com/products/s57c4x-138415 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0dc0d760-7009-4272-b93e-4d9b7fbc1bd5.png?v=1791718369 Rivastigmine Impurity 15, 99.60% Rivastigmine Impurity 15|C4X-138415 https://www.jk-sci.com/products/s57c1090993 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cb398437732c450cd7ade328ffd74bbe.jpg?v=1791730241 Trans-octadecenoic acid-1-13C, Purity>95% | 1173097-62-5 Trans-octadecenoic acid-1-13C|C1090993|1173097-62-5 https://www.jk-sci.com/products/s57c1095753 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fc0919853a36bb69efaf9fe607fd329e.jpg?v=1791730236 2-Amino-5-[(4-ethyl-1-piperazinyl)methyl]pyridine, 81.60% | 1180132-17-5 2-Amino-5-[(4-ethyl-1-piperazinyl)methyl]pyridine|C1095753|1180132-17-5 https://www.jk-sci.com/products/s57c1260407 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/65fad5e23579f8c2c2ab8dc1a6b0df45.jpg?v=1791730005 3,4-Bis(cyclopropylmethoxy)benzoic acid, 99.90% | 1369851-30-8 3,4-Bis(cyclopropylmethoxy)benzoic acid|C1260407|1369851-30-8 https://www.jk-sci.com/products/s57c1271687 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/76b7aa3790ff5136a311aba81bef79a0.jpg?v=1791729980 Cetirizine Impurity C127, 95.60% | 1391052-52-0 Cetirizine Impurity C127|C1271687|1391052-52-0 https://www.jk-sci.com/products/s57c1284122 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5c652823fa7d698ec224425e6fc3c44e.jpg?v=1791729971 Pazopanib Impurity N7, Purity: 99.3% | 1414375-50-0 Pazopanib Impurity N7|C1284122|1414375-50-0 https://www.jk-sci.com/products/s57c1469719 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e358f35f7c6a59a6ff99a1aa3226419f.jpg?v=1791729614 (2S,3S)-1-(((9H-fluoren-9-yl)methoxy)carbonyl)-3-(tert-butoxy)pyrrolidine-2-carboxylic acid | 266359-42-6 (2S,3S)-1-(((9H-fluoren-9-yl)methoxy)carbonyl)-3-(tert-butoxy)pyrrolidine-2-carboxylic acid|C1469719|266359-42-6 https://www.jk-sci.com/products/s57c4x-245816 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1f20395c-1208-40f8-b6cd-0fd7b8ebcc12.png?v=1791709221 Perospirone Impurity 16, 95.70% Perospirone Impurity 16|C4X-245816 https://www.jk-sci.com/products/s57c1721990 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3e70ee25ff9874f08c7d28c689041c46.jpg?v=1791729069 4-(5,5-Dimethyl-1,3,2-dioxaborinan-2-yl)benzonitrile, 99.40% | 214360-44-8 4-(5,5-Dimethyl-1,3,2-dioxaborinan-2-yl)benzonitrile|C1721990|214360-44-8 https://www.jk-sci.com/products/s57c1823327 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/318723.png?v=1791728749 Etilefrine hydrochloride, 98.00% | 943-17-9 Etilefrine hydrochloride|C1823327|943-17-9 https://www.jk-sci.com/products/s57c4x-101013 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e2ea4cdd50c5fde600ce2f8c53d842f8.jpg?v=1791726325 Aciclovir EP Impurity I, Purity: 99.2% | 1797832-75-7 Aciclovir EP Impurity I|C4X-101013|1797832-75-7 https://www.jk-sci.com/products/s57c4x-101529 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2af39282c09df815f909c13fd6516ae2.jpg?v=1791726262 Clevidipine Impurity 7, 96.80% | 91854-02-3 Clevidipine Impurity 7|C4X-101529|91854-02-3 https://www.jk-sci.com/products/s57c4x-106361 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/138a3278b70c3d1cc72ee0f9c7414360.jpg?v=1791724976 Edoxaban Tosylate Monohydrate, 98.30% | 1229194-11-9 Edoxaban Tosylate Monohydrate|C4X-106361|1229194-11-9 https://www.jk-sci.com/products/s57c4x-108862 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_fa48a5e0-9832-41a6-9df4-91257006d5ae.png?v=1791723790 Apixaban Impurity 62, Purity: 99.4% Apixaban Impurity 62|C4X-108862 https://www.jk-sci.com/products/s57c4x-11484 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d88c8aa6653630580ecec80dec12a0b2.jpg?v=1791721650 Amoxicillin EP Impurity D, 91.40% | 1642629-94-4 Amoxicillin EP Impurity D|C4X-11484|1642629-94-4 https://www.jk-sci.com/products/s57c4x-1241 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dbbaa98ce4f4089d9e22618dcd3e1b21.jpg?v=1791720074 Minodronic Acid monohydrate, 99.10% | 155648-60-5 Minodronic Acid monohydrate|C4X-1241|155648-60-5 https://www.jk-sci.com/products/s57c4x-130312 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_16e82bfd-1065-433e-a540-6efa435fa336.png?v=1791719517 Roxithromycin EP Impurity K, 86.90% Roxithromycin EP Impurity K|C4X-130312 https://www.jk-sci.com/products/s57c4x-136437 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ceeaabe827f585884ca6155837de80eb.jpg?v=1791718666 Lercanidipine Impurity 37, Purity: 98.4% | 75130-34-6 Lercanidipine Impurity 37|C4X-136437|75130-34-6 https://www.jk-sci.com/products/s57c1108732 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1b61edc8b22475d970d4bb874a43950f.jpg?v=1791730209 Dabrafenib Impurity N2, 98.20% | 1195767-77-1 Dabrafenib Impurity N2|C1108732|1195767-77-1 https://www.jk-sci.com/products/s57c1436114 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a3a2b481299687fa45f4dd0ee405fc6a.jpg?v=1791729661 Ensifentrine, 99.60% | 1884461-72-6 Ensifentrine|C1436114|1884461-72-6 https://www.jk-sci.com/products/s57c1443050 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/482044.png?v=1791729656 2,2'-Bibenzothiazoline, 88.10% | 19258-20-9 2,2'-Bibenzothiazoline|C1443050|19258-20-9 https://www.jk-sci.com/products/s57c1493473 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0a7297a6edc887efe6241f0100591ab6.jpg?v=1791729573 (R)-4,4,4-Trifluoro-3-hydroxy-3-methylbutan-2-one | 2875067-31-3 (R)-4,4,4-Trifluoro-3-hydroxy-3-methylbutan-2-one|C1493473|2875067-31-3 https://www.jk-sci.com/products/s57c1795808 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/971470bd20d88f7dc6c85da098c5b638.jpg?v=1791728883 Buspirone Impurity 03, 97.10% | 42940-56-7 Buspirone Impurity 03|C1795808|42940-56-7 https://www.jk-sci.com/products/s57c1825827 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/479232.png?v=1791728707 Heptaminol Hydrochloride, 97.00% | 543-15-7 Heptaminol Hydrochloride|C1825827|543-15-7 https://www.jk-sci.com/products/s57c1913785 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/99f9c18ffa12bf74733204fa0afb805f.jpg?v=1791728326 5-Fluoro-6-methoxy-2(1H)-pyrimidinone, 95.90% | 22462-35-7 5-Fluoro-6-methoxy-2(1H)-pyrimidinone|C1913785|22462-35-7 https://www.jk-sci.com/products/s57c1918595 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/490585_f56b8156-7785-4ae6-8af7-a9828b3832a3.png?v=1791728270 4-Pentenoyl chloride, 93.00% | 39716-58-0 4-Pentenoyl chloride|C1918595|39716-58-0 https://www.jk-sci.com/products/s57c4x-101531 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/764f77936dcedcefff0e7b8adef61e8e.jpg?v=1791726261 Clevidipine Impurity 31, 99.20% | 1207068-16-3 Clevidipine Impurity 31|C4X-101531|1207068-16-3 https://www.jk-sci.com/products/s57c4x-100924 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c1e934f429e9a8b0fd3a61856a4b47b7.jpg?v=1791726371 Apremilast Impurity 24, Purity: 99.4% | 2487573-01-1 Apremilast Impurity 24|C4X-100924|2487573-01-1 https://www.jk-sci.com/products/s57c4x-10587 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/548345_1223aece-e366-42f7-b672-f07b48d85a2e.png?v=1791725109 Memantine Related Compound C, 96.40% | 707-36-8 Memantine Related Compound C|C4X-10587|707-36-8 https://www.jk-sci.com/products/s57c4x-107654 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6502e32f8feaee7f4a0efa35f5dc3652.jpg?v=1791724381 Tenofovir disoproxil Impurity 54, Purity: 98.1% | 1878175-76-8 Tenofovir disoproxil Impurity 54|C4X-107654|1878175-76-8 https://www.jk-sci.com/products/s57c4x-1090137 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/580812_165d7b01-e9c7-4173-9259-a32aeb86101e.png?v=1791723723 Rivaroxaban Impurity 137, Purity: 99.4% | 3140-73-6 Rivaroxaban Impurity 137|C4X-1090137|3140-73-6 https://www.jk-sci.com/products/s57c4x-123411 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/499e7ae86ef0852c0a63967de9f972e2_dc485952-6d4a-4b99-b3cd-6d1507d2a658.jpg?v=1791720308 Candesartan Cilexetil EP Impurity A, 98.10% | 139481-58-6 Candesartan Cilexetil EP Impurity A|C4X-123411|139481-58-6 https://www.jk-sci.com/products/s57c4x-12376 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b990cc91-a5f3-4bfc-93dc-aace97494d62.png?v=1791720147 Picosulfate Impurity 6, 93.50% Picosulfate Impurity 6|C4X-12376 https://www.jk-sci.com/products/s57c4x-13007 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9b4bdfc87ae8fc59b9648efdf065c513.jpg?v=1791719541 Tacrolimus EP Impurity D, 98.40% | 129212-35-7 Tacrolimus EP Impurity D|C4X-13007|129212-35-7 https://www.jk-sci.com/products/s57c4x-1364 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/452807.png?v=1791718673 Lercanidipine Hydrochloride, 99.10% | 132866-11-6 Lercanidipine Hydrochloride|C4X-1364|132866-11-6 https://www.jk-sci.com/products/s57c4x-15144 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_64457ada-6349-4b43-bb2e-82a792832963.png?v=1791716297 Norepinephrine EP Impurity C HCl(Dobutamine EP Impurity A HCl), 98.70% Norepinephrine EP Impurity C HCl(Dobutamine EP Impurity A HCl)|C4X-15144 https://www.jk-sci.com/products/s57c4x-15178 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/358978_b0213618-3819-4373-9737-17517fcf7bac.png?v=1791716258 Glycopyrrolate Bromide, 99.40% | 596-51-0 Glycopyrrolate Bromide|C4X-15178|596-51-0 https://www.jk-sci.com/products/s57c1032277 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/470449.png?v=1791730340 D-Serine Ethyl Ester Hydrochloride | 104055-46-1 D-Serine Ethyl Ester Hydrochloride|C1032277|104055-46-1 https://www.jk-sci.com/products/s57c1108734 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c945e54d5a0e68bf352ae7b48550921b_794e0f9a-a459-435c-aa20-1a56f3c932a3.jpg?v=1791730205 Methyl 3-amino-2-fluorobenzoate, 99.00% | 1195768-18-3 Methyl 3-amino-2-fluorobenzoate|C1108734|1195768-18-3 https://www.jk-sci.com/products/s57c1144482 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c0719366a655824b2180ebc6bcb0eced.jpg?v=1791730144 Abemaciclib Impurity N2, 99.50% | 1231930-29-2 Abemaciclib Impurity N2|C1144482|1231930-29-2 https://www.jk-sci.com/products/s57c1269961 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f55481e34f6cc9e32ad1040f0951ed51.jpg?v=1791729983 (2R,5S)-5-Hydroxypiperidine-2-carboxylic acid hydrochloride, 99.60% | 138662-59-6 (2R,5S)-5-Hydroxypiperidine-2-carboxylic acid hydrochloride|C1269961|138662-59-6 https://www.jk-sci.com/products/s57c1281172 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c2a175091702dcf47388c1b7f6da2803.jpg?v=1791729979 Atorvastatin Impurity N5, 99.50% | 1403667-07-1 Atorvastatin Impurity N5|C1281172|1403667-07-1 https://www.jk-sci.com/products/s57c3d-6010 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2d2048bdaea3bce5756163d33b9906c4.jpg?v=1791726726 methyl 3-(methylamino)propanoate, 89.70% | 24549-12-0 methyl 3-(methylamino)propanoate|C3D-6010|24549-12-0 https://www.jk-sci.com/products/s57c4x-100938 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/eabec3d821be87d91e89b62266543cf3.jpg?v=1791726360 Apremilast Impurity 38, 99.10% | 2095036-40-9 Apremilast Impurity 38|C4X-100938|2095036-40-9 https://www.jk-sci.com/products/s57c4x-1079224 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c734738169cffdc2fa1fad6ca0725870.jpg?v=1791724261 Tofacitinib Impurity 224, 90.50% | 1655430-59-3 Tofacitinib Impurity 224|C4X-1079224|1655430-59-3 https://www.jk-sci.com/products/s57c4x-10794 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/144f7751527c381ab9866230c3aae9f2.jpg?v=1791724252 Tofacitinib Impurity 4, Purity: 99.9% | 477600-73-0 Tofacitinib Impurity 4|C4X-10794|477600-73-0 https://www.jk-sci.com/products/s57c4x-108542 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/150307.png?v=1791723943 Ambroxol Impurity 42, 99.20% | 27489-62-9 Ambroxol Impurity 42|C4X-108542|27489-62-9 https://www.jk-sci.com/products/s57c4x-13852 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e77915ab4c3b59555fc86924cb5ea5f9.jpg?v=1791718343 Nimodipine EP Impurity B, 90.00% | 21881-78-7 Nimodipine EP Impurity B|C4X-13852|21881-78-7 https://www.jk-sci.com/products/s57c4x-13931 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/39c7e2f3b87f45559366717adb1b61d8.jpg?v=1791718224 Alfacalcidol EP Impurity A, 99.70% | 65445-14-9 Alfacalcidol EP Impurity A|C4X-13931|65445-14-9 https://www.jk-sci.com/products/s57c4x-13932 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/da882bcc863b502883294c2e733eb6e3.jpg?v=1791718223 Alfacalcidol EP Impurity B, 97.30% | 63181-13-5 Alfacalcidol EP Impurity B|C4X-13932|63181-13-5 https://www.jk-sci.com/products/s57c4x-15161 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1c5d70ba0c85454e45fc4ca26e10bcff.jpg?v=1791716263 Tiopronin Impurity 1, 95.30% | 21269-37-4 Tiopronin Impurity 1|C4X-15161|21269-37-4 https://www.jk-sci.com/products/s57c1102997 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0e9dae405e5cc0cf7c4227ffdfe471e7.jpg?v=1791730227 Baricitinib Impurity N1, Purity: 98.2% | 1187595-88-5 Baricitinib Impurity N1|C1102997|1187595-88-5 https://www.jk-sci.com/products/s57c4x-152021 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_82bbe445-219e-472f-8eaa-a691118c9ca9.png?v=1791716200 Glycolic acid-Phenylalanine-Octreotide, 98.10% Glycolic acid-Phenylalanine-Octreotide|C4X-152021 https://www.jk-sci.com/products/s57c1291132 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/391560_e456119a-2d8a-42f0-af50-eb75ac38c35f.png?v=1791729950 Brexpiprazole impurity 01, 97.40% | 1423-61-6 Brexpiprazole impurity 01|C1291132|1423-61-6 https://www.jk-sci.com/products/s57c1379600 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e45b4d75e91435c628031cd1e818b952.jpg?v=1791729730 (1R-cis)-Milnacipran Hydrochloride, 94.90% | 175131-61-0 (1R-cis)-Milnacipran Hydrochloride|C1379600|175131-61-0 https://www.jk-sci.com/products/s57c1434425 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/47191508c905a2244ed4951ecf1be92f.jpg?v=1791729666 Sodium 4-(Pivaloyloxy)benzenesulfonate, 97.30% | 188114-91-2 Sodium 4-(Pivaloyloxy)benzenesulfonate|C1434425|188114-91-2 https://www.jk-sci.com/products/s57c4x-245832 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f12d5d27e25b50e965ba999e9359aea8.jpg?v=1791709215 Perospirone Impurity 32, 98.10% | 607405-42-5 Perospirone Impurity 32|C4X-245832|607405-42-5 https://www.jk-sci.com/products/s57c1511701 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/456843.png?v=1791729531 1-(2,6-Dichloro-3-fluorophenyl)ethanone, 98.20% | 290835-85-7 1-(2,6-Dichloro-3-fluorophenyl)ethanone|C1511701|290835-85-7 https://www.jk-sci.com/products/s57c1675000 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4d0b884ba1bcbff04481479fc2b6cbde.jpg?v=1791729170 3-Chloro-5-methylbenzoic Acid, 93.60% | 56961-33-2 3-Chloro-5-methylbenzoic Acid|C1675000|56961-33-2 https://www.jk-sci.com/products/s57c1796442 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/152b8148aaeef82ed77b237d07b52521.jpg?v=1791728878 Caffeine Impurity 8, 94.20% | 33130-55-1 Caffeine Impurity 8|C1796442|33130-55-1 https://www.jk-sci.com/products/s57c1826576 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/118627.png?v=1791728696 Homatropine Methyl Bromide, 99.20% | 80-49-9 Homatropine Methyl Bromide|C1826576|80-49-9 https://www.jk-sci.com/products/s57c1830778 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/558403.png?v=1791728648 Urea, N-(aminoiminomethyl)-, Hemi-Sulfate, 91.80% | 591-01-5 Urea, N-(aminoiminomethyl)-, Hemi-Sulfate|C1830778|591-01-5 https://www.jk-sci.com/products/s57c1876798 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_67a6b100-b879-4a83-96c2-b03484b4b016.png?v=1791728535 N2-(1-Oxohexadecyl)-L-lysyl-L-threonine HCl N2-(1-Oxohexadecyl)-L-lysyl-L-threonine HCl|C1876798 https://www.jk-sci.com/products/s57c3d-6172 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4912a16b27d0b8d31f1d10c19b0ef049.jpg?v=1791726638 [5-(difluoromethoxy)-1-methyl-3-(trifluoromethyl)pyrazol-4-yl]methanol, Purity: 97.8% | 946409-52-5 [5-(difluoromethoxy)-1-methyl-3-(trifluoromethyl)pyrazol-4-yl]methanol|C3D-6172|946409-52-5 https://www.jk-sci.com/products/s57c4x-102055 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/71f250a3595b80b7dab7fa516f92dfad.jpg?v=1791726048 Vonoprazan Impurity 55, 96.30% | 2514957-29-8 Vonoprazan Impurity 55|C4X-102055|2514957-29-8 https://www.jk-sci.com/products/s57c4x-105620 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2b0f6f93-1837-4a6f-9917-3a48eacd6daf.png?v=1791725247 Vortioxetine Impurity 20 HCl, 94.40% Vortioxetine Impurity 20 HCl|C4X-105620 https://www.jk-sci.com/products/s57c4x-1078 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/457230.png?v=1791724324 Pidotimod, Purity: 100.0% | 121808-62-6 Pidotimod|C4X-1078|121808-62-6 https://www.jk-sci.com/products/s57c4x-108275 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6f805bfd5d8598c8bec0a8080ed59afa.jpg?v=1791724103 Ibuprofen Impurity 75, 94.10% | 51407-46-6 Ibuprofen Impurity 75|C4X-108275|51407-46-6 https://www.jk-sci.com/products/s57c4x-133614 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/233914_c6eab73b-0fd8-46af-a0bf-6e68117da23d.png?v=1791719173 Duloxetine Impurity 14, 96.60% | 132335-44-5 Duloxetine Impurity 14|C4X-133614|132335-44-5 https://www.jk-sci.com/products/s57c4x-136628 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9994b3662bf5389c5bcc9f95ca69d6f9.jpg?v=1791718643 Voriconazole Impurity 28, 98.10% | 1307315-02-1 Voriconazole Impurity 28|C4X-136628|1307315-02-1 https://www.jk-sci.com/products/s57c4x-139541 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d0a3eab4-b9ba-4e0e-a7f1-9109a85729e3.png?v=1791718172 Folic Acid EP Impurity E Sulfate, 96.60% Folic Acid EP Impurity E Sulfate|C4X-139541 https://www.jk-sci.com/products/s57c4x-13967 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/446330.png?v=1791718128 Azelastine Impurity 7, 98.70% | 787-84-8 Azelastine Impurity 7|C4X-13967|787-84-8 https://www.jk-sci.com/products/s57c1236165 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/eb7e85efaedf7e8d952e2cb2c45735bb.jpg?v=1791730042 Dimethyl phenylboronate, 95.80% | 13471-35-7 Dimethyl phenylboronate|C1236165|13471-35-7 https://www.jk-sci.com/products/s57c1284468 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c4ff23b9d8355b18af1f30cd1e26f3f9.jpg?v=1791729966 Vazegepant HCl, 95.80% | 1414976-20-7 Vazegepant HCl|C1284468|1414976-20-7 https://www.jk-sci.com/products/s57c1337669 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/129526.png?v=1791729840 1-[(4-Hydrazinophenyl)methyl]-1H-1,2,4-triazole hydrochloride, 84.30% | 154748-67-1 1-[(4-Hydrazinophenyl)methyl]-1H-1,2,4-triazole hydrochloride|C1337669|154748-67-1 https://www.jk-sci.com/products/s57c1592182 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/92f03adc829720caea455a5e86cd9468_4e02370d-8f42-4595-9f6f-8ed069c0db55.jpg?v=1791729398 2,2'-([1,1'-Biphenyl]-4,4'-diyl)diacetonitrile, 99.80% | 7255-83-6 2,2'-([1,1'-Biphenyl]-4,4'-diyl)diacetonitrile|C1592182|7255-83-6 https://www.jk-sci.com/products/s57c1663500 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/42528aa04ac9237d6ef6734c6b257eee.jpg?v=1791729186 3,7,11,15-Tetramethylhexadecan-1-ol, 98.30% | 645-72-7 3,7,11,15-Tetramethylhexadecan-1-ol|C1663500|645-72-7 https://www.jk-sci.com/products/s57c1718796 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/283731_0d79c82f-293e-4fd1-8981-d8a64000bf84.png?v=1791729080 4-Chloro-2-nitroanisole, 99.00% | 89-21-4 4-Chloro-2-nitroanisole|C1718796|89-21-4 https://www.jk-sci.com/products/s57c3d-6194 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/524861.png?v=1791726626 2,2-Disulfanediyldianiline, 98.40% | 1141-88-4 2,2-Disulfanediyldianiline|C3D-6194|1141-88-4 https://www.jk-sci.com/products/s57c4x-1020154 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/248096.png?v=1791726115 Vonoprazan Impurity 154, Purity: 98.8% | 5402-20-0 Vonoprazan Impurity 154|C4X-1020154|5402-20-0 https://www.jk-sci.com/products/s57c4x-106366 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bd94a8e599ce33aa2d313b341cd6e327.jpg?v=1791724967 Edoxaban Impurity 66, 93.10% | 1445-73-4 Edoxaban Impurity 66|C4X-106366|1445-73-4 https://www.jk-sci.com/products/s57c4x-1069124 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/561764_bb063b1a-87de-4c18-9a16-4ad495f84a76.png?v=1791724696 Erlotinib Impurity 124, Purity: 100.0% | 7451-98-1 Erlotinib Impurity 124|C4X-1069124|7451-98-1 https://www.jk-sci.com/products/s57c4x-107693 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/293421_02d6f262-4b3c-4937-bbfb-6e48cf5ae7ca.png?v=1791724356 Tenofovir disoproxil Impurity 93, 95.70% | 4254-14-2 Tenofovir disoproxil Impurity 93|C4X-107693|4254-14-2 https://www.jk-sci.com/products/s57c4x-123020 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5e4f6b79a164ab8d13e6ca8a1c9509c3.jpg?v=1791720370 Dexmedetomidine Impurity 20, 99.50% | 2250243-56-0 Dexmedetomidine Impurity 20|C4X-123020|2250243-56-0 https://www.jk-sci.com/products/s57c1118878 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6643074775d9923ebb8dafb8517d31c8.jpg?v=1791730172 Ertugliflozin impurity 02, 98.30% | 1210344-83-4 Ertugliflozin impurity 02|C1118878|1210344-83-4 https://www.jk-sci.com/products/s57c1203195 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e3efbfd98bb603bfa5b5fdf2eb68b6e9.jpg?v=1791730090 Darolutamide, 99.20% | 1297538-32-9 Darolutamide|C1203195|1297538-32-9 https://www.jk-sci.com/products/s57c1355870 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cce98be606620b95f0b5bd80a32d5290_becbd960-6746-492b-ba6e-043474391627.jpg?v=1791729776 Bis(4-bromophenyl)amine, Purity: 99.8% | 16292-17-4 Bis(4-bromophenyl)amine|C1355870|16292-17-4 https://www.jk-sci.com/products/s57c1364321 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/40f29678b5c4cd645f70c0378a55efeb.jpg?v=1791729759 Voriconazole Impurity N2, 99.10% | 168479-96-7 Voriconazole Impurity N2|C1364321|168479-96-7 https://www.jk-sci.com/products/s57c1425310 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/579621.png?v=1791729684 1,3-Bis(4-methoxyphenyl)-1,3-propanedione, 99.90% | 18362-51-1 1,3-Bis(4-methoxyphenyl)-1,3-propanedione|C1425310|18362-51-1 https://www.jk-sci.com/products/s57c1438218 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_462b9e90-3087-45d4-87b9-c79cfabc49e0.png?v=1791729662 Betahistine Impurity N1, Purity: 99.9% Betahistine Impurity N1|C1438218 https://www.jk-sci.com/products/s57c1527370 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e18c4d22aa1f77523b60d6140339b133.jpg?v=1791729510 1-(Dibromomethyl)-4-nitrobenzene, 97.50% | 619-75-0 1-(Dibromomethyl)-4-nitrobenzene|C1527370|619-75-0 https://www.jk-sci.com/products/s57c1597929 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/922c637fb6b0fd5890817019f6601201_cf272779-71f1-4369-8d72-bf59619ccac6.jpg?v=1791729370 2,4,6-Trimethyl-1,3,5-triazine, 97.00% | 823-94-9 2,4,6-Trimethyl-1,3,5-triazine|C1597929|823-94-9 https://www.jk-sci.com/products/s57c1797558 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/213127d2e1608f399b8de6678d3c2a75.jpg?v=1791728863 Chlorphenamine Impurity 6, Purity: 99.8% | 20101-92-2 Chlorphenamine Impurity 6|C1797558|20101-92-2 https://www.jk-sci.com/products/s57c1925955 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/323618.png?v=1791728140 N-Benzylidene-1-phenylmethanamine, 98.00% | 780-25-6 N-Benzylidene-1-phenylmethanamine|C1925955|780-25-6 https://www.jk-sci.com/products/s57c3d-26115 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e46bbb616e09c91d5c339e03b305ceeb.jpg?v=1791727750 Fulvic acid, Purity: 95.0% | 479-66-3 Fulvic acid|C3D-26115|479-66-3 https://www.jk-sci.com/products/s57c3d-262166 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_66ea5826-62fe-4236-8542-594b33667c92.png?v=1791727736 N-(4-nitrophenethyl)-N-phenethylnitrous amide, 98.70% N-(4-nitrophenethyl)-N-phenethylnitrous amide|C3D-262166 https://www.jk-sci.com/products/s57c3d-2766 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/521591_9b05882a-c786-4f66-8fe9-f5a917b0493b.png?v=1791727641 2,3-Dimethoxybenzaldehyde, 98.00% | 86-51-1 2,3-Dimethoxybenzaldehyde|C3D-2766|86-51-1 https://www.jk-sci.com/products/s57c3d-2830 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/318629_dd4e3eb0-c909-48fe-bb5f-966aa17ec1cf.png?v=1791727583 Fmoc-Tyr(tBu)-OH, Purity: 99.5% | 71989-38-3 Fmoc-Tyr(tBu)-OH|C3D-2830|71989-38-3 https://www.jk-sci.com/products/s57c4x-100635 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ed028599846651f3768b6e69b64002f1_68c6be5a-c067-4784-ad12-a3dd06211f6a.jpg?v=1791726495 Afatinib Impurity 35, 92.10% | 848133-35-7 Afatinib Impurity 35|C4X-100635|848133-35-7 https://www.jk-sci.com/products/s57c4x-100849 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/30e58c3a31c410a6845b21e8b14b8d49.jpg?v=1791726423 Aripiprazole Impurity 49, 93.10% | 882880-12-8 Aripiprazole Impurity 49|C4X-100849|882880-12-8 https://www.jk-sci.com/products/s57c4x-10627 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4ece3a743630151531a2fb8230b29586.jpg?v=1791725004 Edaravone Impurity 7, 95.00% | 1242471-40-4 Edaravone Impurity 7|C4X-10627|1242471-40-4 https://www.jk-sci.com/products/s57c4x-245840 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b940c706-9c4c-4593-8d31-96b77f673781.png?v=1791709208 Perospirone Impurity 40, 96.70% Perospirone Impurity 40|C4X-245840 https://www.jk-sci.com/products/s57c4x-108420 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1a9dd5013cb938c2d3a68f969778974d.jpg?v=1791724004 Roflumilast impurity 20, 99.50% | 2206113-97-3 Roflumilast impurity 20|C4X-108420|2206113-97-3 https://www.jk-sci.com/products/s57c4x-10902 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b4a3932c64a2ea4e968087051eeca6f0.jpg?v=1791723699 Rivaroxaban Impurity 2, Purity: 96.1% | 1365267-36-2 Rivaroxaban Impurity 2|C4X-10902|1365267-36-2 https://www.jk-sci.com/products/s57c4x-24589 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2a1433e744d2490833d55e3be80e87dd.jpg?v=1791709205 Perospirone Impurity 9, 95.00% | 87691-94-9 Perospirone Impurity 9|C4X-24589|87691-94-9 https://www.jk-sci.com/products/s57c4x-123688 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/33afca5137d1818a6a91e676765d3392.jpg?v=1791720171 Isavuconazole Impurity 88, 98.90% | 21661-87-0 Isavuconazole Impurity 88|C4X-123688|21661-87-0 https://www.jk-sci.com/products/s57c4x-246612 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e622702b36b58aa6fa06f3987d9a71dd.jpg?v=1791709177 Labetalol EP Impurity D HCl, 94.60% | 32780-65-7 Labetalol EP Impurity D HCl|C4X-246612|32780-65-7 https://www.jk-sci.com/products/s57c4x-24616 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_92509c54-d056-4f1c-8966-745c1c6c0803.png?v=1791709189 Pimobendan Impurity 6, 93.00% Pimobendan Impurity 6|C4X-24616 https://www.jk-sci.com/products/s57c4x-168317 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/16be008f2c6bb7a6bb390f56da466077.jpg?v=1791714927 Losartan EP Impurity C(Potassium Salt), Purity: 98.4% | 860644-28-6 Losartan EP Impurity C(Potassium Salt)|C4X-168317|860644-28-6 https://www.jk-sci.com/products/s57c1326239 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/260910.png?v=1791729858 2-Chloro-3-methylbenzoic acid, 98.70% | 15068-35-6 2-Chloro-3-methylbenzoic acid|C1326239|15068-35-6 https://www.jk-sci.com/products/s57c1436045 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/45a666777086bc44ed97096f469b4296.jpg?v=1791729666 (2S,3R)-rel-2-(2,4-Difluorophenyl)-3-(5-fluoro-4-pyrimidinyl)-1-(1H-1,2,4-triazol-1-yl)-2-butanol, 99.50% | 188416-29-7 (2S,3R)-rel-2-(2,4-Difluorophenyl)-3-(5-fluoro-4-pyrimidinyl)-1-(1H-1,2,4-triazol-1-yl)-2-butanol|C1436045|188416-29-7 https://www.jk-sci.com/products/s57c1516628 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8cd86272ce8544bb0d29e074d83842eb.jpg?v=1791729520 Trametinib impurity 01, Purity: 99.6% | 871701-87-0 Trametinib impurity 01|C1516628|871701-87-0 https://www.jk-sci.com/products/s57c1541604 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e66e3ec4965cdab8d498fe8c36337db7.jpg?v=1791729481 15,16-Deshydroxy 3-O-Benzyl Estetrol 17-Acetate, 93.60% | 690996-25-9 15,16-Deshydroxy 3-O-Benzyl Estetrol 17-Acetate|C1541604|690996-25-9 https://www.jk-sci.com/products/s57c1543358 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f1fd95b781d1bd5579b5aa7ff6c5b7c4.jpg?v=1791729474 1-Benzyl 5-(tert-butyl) (S)-2-oxoimidazolidine-1,5-dicarboxylate, 99.60% | 77999-24-7 1-Benzyl 5-(tert-butyl) (S)-2-oxoimidazolidine-1,5-dicarboxylate|C1543358|77999-24-7 https://www.jk-sci.com/products/s57c1545056 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/276372.png?v=1791729468 1-Bromo-2,3-difluorobenzene, 96.30% | 38573-88-5 1-Bromo-2,3-difluorobenzene|C1545056|38573-88-5 https://www.jk-sci.com/products/s57c1610772 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/211319.png?v=1791729306 2-Amino-3,4-dimethylbenzoic Acid, Purity: 99.8% | 50419-58-4 2-Amino-3,4-dimethylbenzoic Acid|C1610772|50419-58-4 https://www.jk-sci.com/products/s57c1662726 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/586753.png?v=1791729191 3,5-Dimethylbenzyl cyanide, 97.60% | 39101-54-7 3,5-Dimethylbenzyl cyanide|C1662726|39101-54-7 https://www.jk-sci.com/products/s57c3d-5461 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/541442_f4ff2b34-f58f-44ef-87d1-72e181b6a611.png?v=1791726933 2-Methylbutyric Acid, 99.10% | 116-53-0 2-Methylbutyric Acid|C3D-5461|116-53-0 https://www.jk-sci.com/products/s57c4x-100865 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6c189b7d-45bd-4792-9343-e2b6fb16ec02.png?v=1791726405 Aripiprazole Impurity 65 2HCL, 94.20% Aripiprazole Impurity 65 2HCL|C4X-100865 https://www.jk-sci.com/products/s57c4x-1009 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a61ad603eb37f8f7f3f29359d6c06f13.jpg?v=1791726396 Apremilast, 99.90% | 608141-41-9 Apremilast|C4X-1009|608141-41-9 https://www.jk-sci.com/products/s57c4x-108833 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/78cd22b1f6a4fbacbb0a3d63ff36eb57_8c37e214-6db4-4d8c-9183-04961ee96cba.jpg?v=1791723816 Apixaban Impurity 33, 98.60% | 545445-44-1 Apixaban Impurity 33|C4X-108833|545445-44-1 https://www.jk-sci.com/products/s57c4x-11234 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1f66b072-9172-408b-b5c2-9d88d9bcb29f.png?v=1791722551 Canagliflozin Impurity 4, Purity: 99.2% Canagliflozin Impurity 4|C4X-11234 https://www.jk-sci.com/products/s57c4x-123827 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7feb12aad0ba3db9e4b8f546a52831bf.jpg?v=1791720135 Eszopiclone Impurity 27, 93.20% | 1216659-29-8 Eszopiclone Impurity 27|C4X-123827|1216659-29-8 https://www.jk-sci.com/products/s57c4x-130012 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8d979ae0-7d38-4eb0-96b1-a6d42285f438.png?v=1791719557 (E/Z)-FK-506 26,28-Allylic Ester Rearrangement Impurity, 95.70% (E/Z)-FK-506 26,28-Allylic Ester Rearrangement Impurity|C4X-130012 https://www.jk-sci.com/products/s57c4x-139233 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2d51f6494a27ea590fa0bdbb4df67945.jpg?v=1791718243 Famotidine EP Impurity B Dimaleate, 96.00% | 109467-08-5 Famotidine EP Impurity B Dimaleate|C4X-139233|109467-08-5 https://www.jk-sci.com/products/s57c4x-151456 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/320515.png?v=1791716293 Norepinephrine Impurity 56, 95.60% | 329-65-7 Norepinephrine Impurity 56|C4X-151456|329-65-7 https://www.jk-sci.com/products/s57c1546936 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/93b19378e7cc9aed76066acc091a6c89.jpg?v=1791729459 1-Chloro-3-(dimethylamino)propan-2-ol hydrochloride, 92.40% | 205690-51-3 1-Chloro-3-(dimethylamino)propan-2-ol hydrochloride|C1546936|205690-51-3 https://www.jk-sci.com/products/s57c1602500 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a73e0fb980edcd6eef829949cc6a37bd.jpg?v=1791729337 2,6-Dichloro-4-methyl-benzoic acid, 99.80% | 99520-05-5 2,6-Dichloro-4-methyl-benzoic acid|C1602500|99520-05-5 https://www.jk-sci.com/products/s57c1790222 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/53fb610239bf42a2b41f43b99836d432.jpg?v=1791728920 Axitinib Impurity N28, 90.80% | 886230-75-7 Axitinib Impurity N28|C1790222|886230-75-7 https://www.jk-sci.com/products/s57c1806493 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7934e7dd7031fdc75f5e11b02f594f3e.jpg?v=1791728789 3-O-Benzyl Estetrol 17-Acetate, 98.10% | 690996-24-8 3-O-Benzyl Estetrol 17-Acetate|C1806493|690996-24-8 https://www.jk-sci.com/products/s57c4x-246622 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/585373_b8b32563-ab0a-41e3-9ab6-9f861c2e70f5.png?v=1791709167 Labetalol Impurity 22, 98.70% | 40187-51-7 Labetalol Impurity 22|C4X-246622|40187-51-7 https://www.jk-sci.com/products/s57c1829358 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/660f59ff7c48fd4e7996a6fdb5b3dd09.jpg?v=1791728668 4-Amino-2,3,6-trichlorophenol, 96.00% | 64981-10-8 4-Amino-2,3,6-trichlorophenol|C1829358|64981-10-8 https://www.jk-sci.com/products/s57c1848685 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1ec217b9c3c6d8b233f9210de759f98a.jpg?v=1791728583 N-(2-(dimethylamino)ethyl)-N-methylnitrous amide, 97.90% | 23834-30-2 N-(2-(dimethylamino)ethyl)-N-methylnitrous amide|C1848685|23834-30-2 https://www.jk-sci.com/products/s57c3d-2201 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e6fa0254c3c9522bd72811500f4836e1_35eb0676-67f8-44d0-b336-d321b5e93bb5.jpg?v=1791728009 DL-m-Tyrosine, 99.90% | 775-06-4 DL-m-Tyrosine|C3D-2201|775-06-4 https://www.jk-sci.com/products/s57c3d-26014 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/201260_ec8e41a8-56d6-4043-848b-00292b0fa637.png?v=1791727791 3,6-Dimethyl-1,4-dioxane-2,5-dione, Purity: 99.8% | 95-96-5 3,6-Dimethyl-1,4-dioxane-2,5-dione|C3D-26014|95-96-5 https://www.jk-sci.com/products/s57c3d-5494 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/56466a9b0f20f0b0aeb4dd6749321714.jpg?v=1791726926 2-methoxy-5-(pyridin-2-yl)pyridine, 98.10% | 381725-49-1 2-methoxy-5-(pyridin-2-yl)pyridine|C3D-5494|381725-49-1 https://www.jk-sci.com/products/s57c3d-5770 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/151071_f7b65339-8e46-4d3a-b7dd-38f99ae627db.png?v=1791726821 Ammonium Formate, 97.20% | 540-69-2 Ammonium Formate|C3D-5770|540-69-2 https://www.jk-sci.com/products/s57c3d-6186 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/438591.png?v=1791726627 Bis (2-hydroxyethyl) Disulfide, 99.80% | 1892-29-1 Bis (2-hydroxyethyl) Disulfide|C3D-6186|1892-29-1 https://www.jk-sci.com/products/s57c4x-10047 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/54119635bd26a0e8f0317a2e7c0e9480.jpg?v=1791726511 Shikimic Acid Ethyl Ester, 92.60% | 101769-63-5 Shikimic Acid Ethyl Ester|C4X-10047|101769-63-5 https://www.jk-sci.com/products/s57c4x-1009120 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/288143_35dbbf1b-65f4-4d01-8ac5-6c3c08b98bf6.png?v=1791726377 Apremilast Impurity 120, 98.10% | 621-59-0 Apremilast Impurity 120|C4X-1009120|621-59-0 https://www.jk-sci.com/products/s57c4x-101223 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/232804.png?v=1791726290 Baclofen impurity 23, 95.80% | 84803-46-3 Baclofen impurity 23|C4X-101223|84803-46-3 https://www.jk-sci.com/products/s57c4x-10292 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a030de9f0e0f750a816fc6da5d5df51b.jpg?v=1791725866 Clopidogrel Related Compound B HCl, 98.30% | 144750-52-7 Clopidogrel Related Compound B HCl|C4X-10292|144750-52-7 https://www.jk-sci.com/products/s57c4x-103967 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_68a93f84-42f9-48ec-a974-0be5d8acae0a.png?v=1791725610 Donepezil Impurity 67, 100.00% Donepezil Impurity 67|C4X-103967 https://www.jk-sci.com/products/s57c4x-10731 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5a196b1cfc177b64139d1fd0b795f662.jpg?v=1791724555 Linezolid Impurity 1, Purity: 99.3% | 189038-36-6 Linezolid Impurity 1|C4X-10731|189038-36-6 https://www.jk-sci.com/products/s57c4x-108449 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9558464a-76f7-4f1f-a885-30e1b1fbbbd6.png?v=1791723978 Roflumilast Impurity 49, 95.70% Roflumilast Impurity 49|C4X-108449 https://www.jk-sci.com/products/s57c4x-108935 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6ed2e0b58b4ca6fccd2e9c7df8a95f7d.jpg?v=1791723756 Dabigatran Impurity 35, 91.80% | 265659-62-9 Dabigatran Impurity 35|C4X-108935|265659-62-9 https://www.jk-sci.com/products/s57c4x-124413 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9bf78dfc-c39d-4b42-856a-c4f96f7508db.png?v=1791720035 Quetiapine EP Impurity K HCl, Purity: 96.9% Quetiapine EP Impurity K HCl|C4X-124413 https://www.jk-sci.com/products/s57c4x-130045 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f725668e-1dcb-4374-962d-c3cc9156a6e8.png?v=1791719546 Tacrolimus EP Impurity B, Purity: 99.7% Tacrolimus EP Impurity B|C4X-130045 https://www.jk-sci.com/products/s57c4x-13223 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/05495bb34b3184629ad3c2c4cb0c5134.jpg?v=1791719367 Propafenone EP Impurity C, 97.60% | 22525-95-7 Propafenone EP Impurity C|C4X-13223|22525-95-7 https://www.jk-sci.com/products/s57c4x-246633 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_21f56b7f-fb9f-4cad-9932-09f10a1bf733.png?v=1791709157 Labetalol EP Impurity A HCl, 97.10% Labetalol EP Impurity A HCl|C4X-246633 https://www.jk-sci.com/products/s57c4x-151434 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/450765.png?v=1791716303 Norepinephrine Impurity 34 HCl, 99.40% | 55-27-6 Norepinephrine Impurity 34 HCl|C4X-151434|55-27-6 https://www.jk-sci.com/products/s57c4x-246719 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_eed36b69-c489-4c1c-9d1c-8fe6cea7fb7d.png?v=1791709142 Pinaverium Bromide Impurity 19, 93.20% Pinaverium Bromide Impurity 19|C4X-246719 https://www.jk-sci.com/products/s57c4x-2467 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/910ed7b8a69186caa7ff8475bb38acbb.jpg?v=1791709148 Pinaverium Bromide, 97.20% | 53251-94-8 Pinaverium Bromide|C4X-2467|53251-94-8 https://www.jk-sci.com/products/s57c4x-15151 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/37e83a59b38d1cac36808e76c17f92fa.jpg?v=1791716277 Mycophenolate Mofetil EP Impurity G, 97.10% | 224052-51-1 Mycophenolate Mofetil EP Impurity G|C4X-15151|224052-51-1 https://www.jk-sci.com/products/s57c1138264 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/563320.png?v=1791730158 Doxepin EP Imp C(Desmethyldoxepine)(USP）, Purity>95% | 1225-56-5 Doxepin EP Imp C(Desmethyldoxepine)(USP）|C1138264|1225-56-5 https://www.jk-sci.com/products/s57c1502445 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3977c8edb36bf88b1f4662e612928ec5.jpg?v=1791729546 (Z)-3,5-dichloro-4-(3-ethoxy-2-methyl-3-oxoprop-1-en-1-yl)benzoic acid, 98.60% | 2502057-35-2 (Z)-3,5-dichloro-4-(3-ethoxy-2-methyl-3-oxoprop-1-en-1-yl)benzoic acid|C1502445|2502057-35-2 https://www.jk-sci.com/products/s57c1746159 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7f031ab1f3d648a4364f60571ed3d55e.jpg?v=1791729039 5-Amino-2-hydroxybenzonitrile, 91.70% | 87029-84-3 5-Amino-2-hydroxybenzonitrile|C1746159|87029-84-3 https://www.jk-sci.com/products/s57c1790581 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/daeff66caa4716ebacb28c559ee65b32.jpg?v=1791728917 Bambuterol EP Impurity C (Mixture of Enantiomers), Purity: 97.8% | 81732-67-4 Bambuterol EP Impurity C (Mixture of Enantiomers)|C1790581|81732-67-4 https://www.jk-sci.com/products/s57c1837415 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/370818_8fc492e8-4108-421d-89b4-f762a4b8e700.png?v=1791728619 Methyl 2-bromomethylbenzoate, Purity: 99.1% | 2417-73-4 Methyl 2-bromomethylbenzoate|C1837415|2417-73-4 https://www.jk-sci.com/products/s57c1910113 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e45dd8f5246b07b4048cd6e0c1a636d2.jpg?v=1791728362 1,1,1-Trifluoro-N-phenylmethanesulfonamide, 96.70% | 456-64-4 1,1,1-Trifluoro-N-phenylmethanesulfonamide|C1910113|456-64-4 https://www.jk-sci.com/products/s57c1915925 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/325191.png?v=1791728301 N-(2-Hydroxyethyl)pyrrolidine, 95.90% | 2955-88-6 N-(2-Hydroxyethyl)pyrrolidine|C1915925|2955-88-6 https://www.jk-sci.com/products/s57c4x-24699 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_74e8c762-d6be-4e08-95fb-dd8ca12ee48a.png?v=1791709129 Meclofenoxate Impurity 9, 98.60% Meclofenoxate Impurity 9|C4X-24699 https://www.jk-sci.com/products/s57c4x-24679 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3ce1c007-cf4b-415f-a8f4-7e2b0f3ed586.png?v=1791709133 Pinaverium Impurity 9, 91.60% Pinaverium Impurity 9|C4X-24679 https://www.jk-sci.com/products/s57c4x-24789 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/525965_a9693ba1-c788-4647-9081-b43daf39865f.png?v=1791709112 Lasmiditan Impurity 9, 97.30% | 498-94-2 Lasmiditan Impurity 9|C4X-24789|498-94-2 https://www.jk-sci.com/products/s57c4x-2472 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/85b63919f9b755488528acfcedb96be1.jpg?v=1791709120 Siponimod, 98.30% | 1230487-00-9 Siponimod|C4X-2472|1230487-00-9 https://www.jk-sci.com/products/s57c3d-4273 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/123881.png?v=1791727208 4＇-Chlorovalerophenone, 96.40% | 25017-08-7 4＇-Chlorovalerophenone|C3D-4273|25017-08-7 https://www.jk-sci.com/products/s57c4x-100324 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/05c0784706b6434e786ff5a00d38eb4b.jpg?v=1791726530 Azithromycin EP Impurity D, 96.00% | 612069-26-8 Azithromycin EP Impurity D|C4X-100324|612069-26-8 https://www.jk-sci.com/products/s57c4x-10086 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/28aecbce2d04c1337bdb4fc40d5211fe.jpg?v=1791726411 Aripiprazole Related Compound B, 96.70% | 889443-20-3 Aripiprazole Related Compound B|C4X-10086|889443-20-3 https://www.jk-sci.com/products/s57c4x-106122 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f31d5dc9630d97b476382d80fbb422c9.jpg?v=1791725030 Istradefylline Impurity 22, 98.70% | 1453190-01-6 Istradefylline Impurity 22|C4X-106122|1453190-01-6 https://www.jk-sci.com/products/s57c4x-112718 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5f5d0a2f59301a30e44e45c22e8a1655.jpg?v=1791722471 2,4-Dinitro-m-xylene, 93.80% | 603-02-1 2,4-Dinitro-m-xylene|C4X-112718|603-02-1 https://www.jk-sci.com/products/s57c4x-113021 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/381450_89251938-892d-443c-8e3a-158a902aad47.png?v=1791722340 Ilaprazole Impurity 21 (cis- and trans- mixture), 94.80% | 696-59-3 Ilaprazole Impurity 21 (cis- and trans- mixture)|C4X-113021|696-59-3 https://www.jk-sci.com/products/s57c4x-131248 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b6d224be922c67dd1f5229d5c2aee34e.jpg?v=1791719442 Pregabalin-d4, Purity>95% | 1276197-54-6 Pregabalin-d4|C4X-131248|1276197-54-6 https://www.jk-sci.com/products/s57c4x-131613 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/371620_b735d9d3-fed0-41ad-a371-56993a0fee52.png?v=1791719396 Propylphosphonic Acid, Purity: 98.9% | 4672-38-2 Propylphosphonic Acid|C4X-131613|4672-38-2 https://www.jk-sci.com/products/s57c4x-13170 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0cff85cd7e019bd217382cd436f43309.jpg?v=1791719381 cis-propenylphosphonic acid, 68.10% | 25383-06-6 cis-propenylphosphonic acid|C4X-13170|25383-06-6 https://www.jk-sci.com/products/s57c4x-136515 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/484777.png?v=1791718655 Fasudil Impurity 15, 97.00% | 27655-40-9 Fasudil Impurity 15|C4X-136515|27655-40-9 https://www.jk-sci.com/products/s57c4x-137112 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/408564_3edcd029-f393-4ab4-9810-150697c454ae.png?v=1791718530 Levofloxacin EP Impurity F, 100.00% | 100986-89-8 Levofloxacin EP Impurity F|C4X-137112|100986-89-8 https://www.jk-sci.com/products/s57c4x-13981 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/121601_99917b28-0c2c-4846-a16b-041543e11431.png?v=1791718118 Cinnarizine EP Impurity A, 99.00% | 841-77-0 Cinnarizine EP Impurity A|C4X-13981|841-77-0 https://www.jk-sci.com/products/s57c4x-151413 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1f56d6979b9cde661baeeab302c5b611.jpg?v=1791716316 Norepinephrine Impurity 13, 90.10% | 63704-55-2 Norepinephrine Impurity 13|C4X-151413|63704-55-2 https://www.jk-sci.com/products/s57c1206789 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/326090.png?v=1791730082 2-(4-Aminophenyl)ethylamine Dihydrochloride, Purity: 97.4% | 13078-82-5 2-(4-Aminophenyl)ethylamine Dihydrochloride|C1206789|13078-82-5 https://www.jk-sci.com/products/s57c4x-24854 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9c5f38bf-5b3f-4512-bc82-9c5e2438c9fd.png?v=1791709102 Evocalcet Impurity 4 HCl, 95.20% Evocalcet Impurity 4 HCl|C4X-24854 https://www.jk-sci.com/products/s57c1330522 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/229231_b96f8009-fdec-4fa2-b1a9-5b559bff43de.png?v=1791729851 5-Hydroxy-2-nitropyridine, 99.10% | 15206-26-5 5-Hydroxy-2-nitropyridine|C1330522|15206-26-5 https://www.jk-sci.com/products/s57c1377896 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/397873.png?v=1791729736 Val-Tyr-Val | 17355-22-5 Val-Tyr-Val|C1377896|17355-22-5 https://www.jk-sci.com/products/s57c1388041 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a169a10fc896c44d8a0081dcefd57c65.jpg?v=1791729710 4-(Formamidomethyl)benzoic acid, 99.00% | 17847-25-5 4-(Formamidomethyl)benzoic acid|C1388041|17847-25-5 https://www.jk-sci.com/products/s57c1752745 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/556063.png?v=1791729021 5-Chloro-4-nitro-2,1,3-benzothiadiazole, 99.20% | 2274-89-7 5-Chloro-4-nitro-2,1,3-benzothiadiazole|C1752745|2274-89-7 https://www.jk-sci.com/products/s57c4x-2486 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/155088_451dfca1-f2d9-44d3-aedc-f6ac43cd02d5.png?v=1791709095 Sofalcone, Purity: 99.8% | 64506-49-6 Sofalcone|C4X-2486|64506-49-6 https://www.jk-sci.com/products/s57c1797755 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/72649f941a38fe817813b13111296a46.jpg?v=1791728860 Hydrocortisone Impurity N3, 99.80% | 23460-76-6 Hydrocortisone Impurity N3|C1797755|23460-76-6 https://www.jk-sci.com/products/s57c1802455 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e7d463e3c961b6dad110a708b19bf24c.jpg?v=1791728821 Diethyl (4-isopropyl-3,5-dimethoxybenzyl)phosphonate, 96.00% | 443982-76-1 Diethyl (4-isopropyl-3,5-dimethoxybenzyl)phosphonate|C1802455|443982-76-1 https://www.jk-sci.com/products/s57c4x-248716 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4b859c303cece1d1a385bb9831322cb9.jpg?v=1791709087 Rimegepant Impurity 16, Purity: 100.0% | 1397526-11-2 Rimegepant Impurity 16|C4X-248716|1397526-11-2 https://www.jk-sci.com/products/s57c1806229 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/353485.png?v=1791728794 Enalapril, 98.70% | 75847-73-3 Enalapril|C1806229|75847-73-3 https://www.jk-sci.com/products/s57c1843887 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fadb475a4c63d5edb5ce046e20598eec_a8166255-6460-4741-8aae-149818761eb9.jpg?v=1791728598 Methyl 4-formyl-3-methoxybenzoate, 99.30% | 74733-24-7 Methyl 4-formyl-3-methoxybenzoate|C1843887|74733-24-7 https://www.jk-sci.com/products/s57c4x-100316 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f227d4c154e6935483f50cc9ebd7d397.jpg?v=1791726544 Erythromycin A iminoether（Azithromycin CP Impurity Q）, 92.40% | 99290-97-8 Erythromycin A iminoether（Azithromycin CP Impurity Q）|C4X-100316|99290-97-8 https://www.jk-sci.com/products/s57c4x-1032111 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e65d075f-68a4-4bcc-a748-a30f10d55add.png?v=1791725781 Mirabegron Impurity 111, 94.30% Mirabegron Impurity 111|C4X-1032111 https://www.jk-sci.com/products/s57c4x-248755 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_acab0b73-bd12-43c4-90c9-86af1159d4f8.png?v=1791709080 Rimegepant Impurity 55, 98.70% Rimegepant Impurity 55|C4X-248755 https://www.jk-sci.com/products/s57c4x-104751 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_33b0dc48-b382-4e25-be79-89f19067e6b7.png?v=1791725475 Regorafenib Impurity 51, 97.10% Regorafenib Impurity 51|C4X-104751 https://www.jk-sci.com/products/s57c4x-10778 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a75e89ce638b4574bdd6e8eb2f138f21.jpg?v=1791724326 Entecavir EP Impurity A, Purity: 98.0% | 1367369-78-5 Entecavir EP Impurity A|C4X-10778|1367369-78-5 https://www.jk-sci.com/products/s57c4x-248772 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_50ae9d43-c3ef-4d3b-8f53-828e390bfe13.png?v=1791709073 Rimegepant Impurity 72, 91.60% Rimegepant Impurity 72|C4X-248772 https://www.jk-sci.com/products/s57c4x-10826 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/514397.png?v=1791724111 Ibuprofen EP Impurity F, 97.20% | 65322-85-2 Ibuprofen EP Impurity F|C4X-10826|65322-85-2 https://www.jk-sci.com/products/s57c4x-13583 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ff8cf60e1dc57a72761f72f430adc764.jpg?v=1791718767 Cefditoren Impurity 3, 90.30% | 145904-68-3 Cefditoren Impurity 3|C4X-13583|145904-68-3 https://www.jk-sci.com/products/s57c4x-24891 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1c38aca719d7629ed43ffb12d2541b89.jpg?v=1791709065 Deschloro Prothioconazole, 99.80% | 2733236-36-5 Deschloro Prothioconazole|C4X-24891|2733236-36-5 https://www.jk-sci.com/products/s57c4x-137113 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c6eb61f2d5227af719459e468705450e.jpg?v=1791718530 Levofloxacin Impurity 13, 98.60% | 197291-75-1 Levofloxacin Impurity 13|C4X-137113|197291-75-1 https://www.jk-sci.com/products/s57c4x-13899 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0314dcbdfa6a2b6df70e53caca3d869d.jpg?v=1791718266 Budesonide EP Impurity I, 94.80% | 113930-13-5 Budesonide EP Impurity I|C4X-13899|113930-13-5 https://www.jk-sci.com/products/s57c4x-139527 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e982a19360c1e575c214082701a6827c.jpg?v=1791718181 N10-Nitroso Folic Acid, 89.30% | 26360-21-4 N10-Nitroso Folic Acid|C4X-139527|26360-21-4 https://www.jk-sci.com/products/s57c1063225 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/363436.png?v=1791730284 L-Penicillamine, 97.80% | 1113-41-3 L-Penicillamine|C1063225|1113-41-3 https://www.jk-sci.com/products/s57c1115321 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/520761_852b5d90-f1ac-41ba-830b-e8046923c395.png?v=1791730194 Sodium 4-methylbenzenesulfonate, 93.60% | 12068-03-0 Sodium 4-methylbenzenesulfonate|C1115321|12068-03-0 https://www.jk-sci.com/products/s57c1152542 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/495142.png?v=1791730135 1-Fluoro-2-phenoxybenzene, Purity: 99.3% | 124330-20-7 1-Fluoro-2-phenoxybenzene|C1152542|124330-20-7 https://www.jk-sci.com/products/s57c4x-249411 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/384007b84290dcfcbf5446071c534dc9.jpg?v=1791709042 Dotinurad Impurity 11, 98.00% | 1285572-54-4 Dotinurad Impurity 11|C4X-249411|1285572-54-4 https://www.jk-sci.com/products/s57c4x-24909 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cb94d582b90ab295be2ecf8313bd773e.jpg?v=1791709058 Molnupiravir Impurity 9, Purity: 97.4% | 886538-48-3 Molnupiravir Impurity 9|C4X-24909|886538-48-3 https://www.jk-sci.com/products/s57c1533003 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/219cc4a91f57b387a23bea141b9719ff.jpg?v=1791729490 1,2-Dibromo-3,4-difluorobenzene, 98.40% | 811713-01-6 1,2-Dibromo-3,4-difluorobenzene|C1533003|811713-01-6 https://www.jk-sci.com/products/s57c1594680 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c223d17964738d90166b967f2c177d8b.jpg?v=1791729384 2,2-Dimethyl-5-(propan-2-ylidene)-1,3-dioxane-4,6-dione, 99.10% | 2231-66-5 2,2-Dimethyl-5-(propan-2-ylidene)-1,3-dioxane-4,6-dione|C1594680|2231-66-5 https://www.jk-sci.com/products/s57c4x-24941 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7afe499d1e3cb0a7778de7f65bef2d99.jpg?v=1791709054 Dotinurad Impurity 1, 91.50% | 1285573-44-5 Dotinurad Impurity 1|C4X-24941|1285573-44-5 https://www.jk-sci.com/products/s57c1596520 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/428221.png?v=1791729369 2,3-Difluoro-4-methylbenzoic acid, Purity: 99.9% | 261763-37-5 2,3-Difluoro-4-methylbenzoic acid|C1596520|261763-37-5 https://www.jk-sci.com/products/s57c1701095 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b1fceca4eb9aec9517cd32d0ebc10df3.jpg?v=1791729128 4-(Ethoxymethyl)phenol, 95.40% | 57726-26-8 4-(Ethoxymethyl)phenol|C1701095|57726-26-8 https://www.jk-sci.com/products/s57c1754166 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3a56f1e3f5fdda3a847fcb7bf0a95904.jpg?v=1791729013 5-ethyl-2-phenyl-2,4-dihydro-3H-pyrazol-3-one, Purity: 99.7% | 92753-34-9 5-ethyl-2-phenyl-2,4-dihydro-3H-pyrazol-3-one|C1754166|92753-34-9 https://www.jk-sci.com/products/s57c1795403 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/69551002491473cdd9cff88a196817c1.jpg?v=1791728891 Boc-Cys(Bzl)-OSu | 3401-33-0 Boc-Cys(Bzl)-OSu|C1795403|3401-33-0 https://www.jk-sci.com/products/s57c1886698 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/233723_e4fb4b0a-52af-4610-94e3-78c4cc8d1c93.png?v=1791728478 O-tert-Butyl-L-threonine tert-butyl ester acetate salt | 5854-77-3 O-tert-Butyl-L-threonine tert-butyl ester acetate salt|C1886698|5854-77-3 https://www.jk-sci.com/products/s57c1907788 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1381869135a37c97c04e7864f9595964.jpg?v=1791728383 1-Cyanotetraline, 94.90% | 56536-96-0 1-Cyanotetraline|C1907788|56536-96-0 https://www.jk-sci.com/products/s57c1911444 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/742f9bbc2115be57b0b7bde499bcf27f.jpg?v=1791728344 Voriconazole Impurity N1, 98.70% | 929249-84-3 Voriconazole Impurity N1|C1911444|929249-84-3 https://www.jk-sci.com/products/s57c3d-4028 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9369ada63b0c414ba2b48576d5f9e6ee.jpg?v=1791727276 Nitrosobis(2-chloroethyl)amine, 97.30% | 67856-68-2 Nitrosobis(2-chloroethyl)amine|C3D-4028|67856-68-2 https://www.jk-sci.com/products/s57c3d-4589 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/58dc6e3b7f37039e1997d11c930bfa3e.jpg?v=1791727134 Furyl Hydroxymethyl Ketone, Purity: 99.6% | 17678-19-2 Furyl Hydroxymethyl Ketone|C3D-4589|17678-19-2 https://www.jk-sci.com/products/s57c3d-6070 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/515403_268bf8f0-516f-4e1b-bede-feff72a5f100.png?v=1791726690 Butyl 4-nitrobenzoate, 99.00% | 120-48-9 Butyl 4-nitrobenzoate|C3D-6070|120-48-9 https://www.jk-sci.com/products/s57c4x-101635 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d6fe61e914f7c3af3d4c58fa7352211e.jpg?v=1791726243 Enzalutamide Impurity 35, 92.80% | 888072-96-6 Enzalutamide Impurity 35|C4X-101635|888072-96-6 https://www.jk-sci.com/products/s57c4x-105781 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_51ec5d6d-4f5b-460b-baaf-9854acd0bc04.png?v=1791725140 Valsartan Impurity 81, 96.20% Valsartan Impurity 81|C4X-105781 https://www.jk-sci.com/products/s57c4x-2494145 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/343433_d8dd6e0d-bdb7-4445-8116-420b4acf6361.png?v=1791709037 Dotinurad Impurity 145, 98.80% | 2596-93-2 Dotinurad Impurity 145|C4X-2494145|2596-93-2 https://www.jk-sci.com/products/s57c4x-108286 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a44ae61a-c762-478a-887f-8a91ec031fbb.png?v=1791724091 Ibuprofen Impurity 86, Purity: 96.0% Ibuprofen Impurity 86|C4X-108286 https://www.jk-sci.com/products/s57c4x-1088119 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f8b021d38297f3292fe86164c5187a77.jpg?v=1791723840 Apixaban Impurity 119, Purity: 95.0% | 881386-12-5 Apixaban Impurity 119|C4X-1088119|881386-12-5 https://www.jk-sci.com/products/s57c4x-11869 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/627133_4e0d1c4c-2ae3-4551-874f-de69fd42c2d4.png?v=1791720942 Repaglinide EP Impurity B, 99.90% | 99469-99-5 Repaglinide EP Impurity B|C4X-11869|99469-99-5 https://www.jk-sci.com/products/s57c4x-12465 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d76d2f904d65ba363d52709361006399.jpg?v=1791719957 Ambrisentan Impurity 5, 99.70% | 178306-51-9 Ambrisentan Impurity 5|C4X-12465|178306-51-9 https://www.jk-sci.com/products/s57c4x-1354 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b905f4c93bcc937bd3a369ea238903bb_e7b38066-f98e-46c8-96c0-ec0530b324b3.jpg?v=1791718839 Pomalidomide, 99.70% | 19171-19-8 Pomalidomide|C4X-1354|19171-19-8 https://www.jk-sci.com/products/s57c1065697 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5e88116a7414d653a0882e6ecb5bceb2.jpg?v=1791730272 (S)-Fluralaner, Purity: 98.2% | 1122022-02-9 (S)-Fluralaner|C1065697|1122022-02-9 https://www.jk-sci.com/products/s57c4x-249420 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4073e733-3070-4734-b9fa-4c2a4fc64278.png?v=1791709030 Dotinurad Impurity 20, 97.70% Dotinurad Impurity 20|C4X-249420 https://www.jk-sci.com/products/s57c1260164 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6b5cafe0b803f7b883544eff5d0161e0.jpg?v=1791730010 Iobitridol, 98.00% | 136949-58-1 Iobitridol|C1260164|136949-58-1 https://www.jk-sci.com/products/s57c1324206 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/130153a19428f429ecd7701083ece55a_64a99ae6-0f2c-40c9-a38c-640dfe7fa6bd.jpg?v=1791729873 Methyl 2-ethoxy-1H-benzo[d]imidazole-7-carboxylate, 99.60% | 150058-27-8 Methyl 2-ethoxy-1H-benzo[d]imidazole-7-carboxylate|C1324206|150058-27-8 https://www.jk-sci.com/products/s57c1361450 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/484981.png?v=1791729765 2-Chloro-5-nitrobenzonitrile, 97.40% | 16588-02-6 2-Chloro-5-nitrobenzonitrile|C1361450|16588-02-6 https://www.jk-sci.com/products/s57c1424238 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/455552.png?v=1791729693 Ethyl nonadecanoate, Purity: 99.4% | 18281-04-4 Ethyl nonadecanoate|C1424238|18281-04-4 https://www.jk-sci.com/products/s57c1560352 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/12f54b80dade8942fa7258d83eaeae9e_c7f98a20-41c6-4056-9ea6-8f220bc9880a.jpg?v=1791729440 2-((4-Fluorophenyl)amino)-2-oxoacetic acid, Purity: 100.0% | 69066-43-9 2-((4-Fluorophenyl)amino)-2-oxoacetic acid|C1560352|69066-43-9 https://www.jk-sci.com/products/s57c1581187 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/229519_077fb890-5f41-41be-bc46-0907d9e4cfd8.png?v=1791729412 2-(4-Nitrophenyl)ethanamine, 92.60% | 24954-67-4 2-(4-Nitrophenyl)ethanamine|C1581187|24954-67-4 https://www.jk-sci.com/products/s57c1830099 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a6865c30021c6fa80b6e175823a42ebc.jpg?v=1791728654 Lurbinectedin, 98.60% | 497871-47-3 Lurbinectedin|C1830099|497871-47-3 https://www.jk-sci.com/products/s57c4x-249428 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_97df44d5-4b43-43ac-af45-38eca565600e.png?v=1791709021 Dotinurad Impurity 28, 94.60% Dotinurad Impurity 28|C4X-249428 https://www.jk-sci.com/products/s57c1916493 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/100511_2852e100-ee74-4938-89c8-6962b65c2a31.png?v=1791728295 1-(Benzyloxy)-2-bromobenzene, Purity: 99.7% | 31575-75-4 1-(Benzyloxy)-2-bromobenzene|C1916493|31575-75-4 https://www.jk-sci.com/products/s57c3d-4040 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/248354.png?v=1791727271 1,1＇-Carbonyldiimidazole, 94.00% | 530-62-1 1,1＇-Carbonyldiimidazole|C3D-4040|530-62-1 https://www.jk-sci.com/products/s57c4x-1001 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/359681_64de7f01-3b24-4519-a3bf-73b490280a4b.png?v=1791726622 Erythromycin, 94.70% | 114-07-8 Erythromycin|C4X-1001|114-07-8 https://www.jk-sci.com/products/s57c4x-101735 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_cca694d4-2f34-4885-b6ab-82760544f65b.png?v=1791726205 Vardenafil Impurity 35, 98.10% Vardenafil Impurity 35|C4X-101735 https://www.jk-sci.com/products/s57c4x-106325 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/466982207fed979320f4f6937dc0a4aa.jpg?v=1791724990 Edoxaban Impurity 25, 94.30% | 2605225-75-8 Edoxaban Impurity 25|C4X-106325|2605225-75-8 https://www.jk-sci.com/products/s57c4x-106512 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_edd2b35f-ae60-4a15-a4f9-617264d92359.png?v=1791724896 Empagliflozin Impurity 12, 96.40% Empagliflozin Impurity 12|C4X-106512 https://www.jk-sci.com/products/s57c4x-112823 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/206623_1d82f384-037c-4a71-b31d-1e762cd8ae44.png?v=1791722445 Sildenafil Impurity 23, 97.90% | 200575-15-1 Sildenafil Impurity 23|C4X-112823|200575-15-1 https://www.jk-sci.com/products/s57c4x-126739 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_43df9156-434c-44d6-bf7a-0fd98770450b.png?v=1791719705 Ixazomib Impurity 39, Purity: 98.1% Ixazomib Impurity 39|C4X-126739 https://www.jk-sci.com/products/s57c4x-13084 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e00876be2a54aa5d708b8fc4b880fe02.jpg?v=1791719497 Levosimendan Impurity 4, Purity: 99.7% | 42075-29-6 Levosimendan Impurity 4|C4X-13084|42075-29-6 https://www.jk-sci.com/products/s57c4x-132416 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0879b688d2b12f70b32b742c5c82aebb.jpg?v=1791719350 Mesalazine EP Impurity P, 94.80% | 887256-40-8 Mesalazine EP Impurity P|C4X-132416|887256-40-8 https://www.jk-sci.com/products/s57c4x-249431 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_19381d67-eab9-4221-abf5-2ae3f28cfbbc.png?v=1791709016 Dotinurad Impurity 31, 94.70% Dotinurad Impurity 31|C4X-249431 https://www.jk-sci.com/products/s57c4x-137848 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a0ac19c639fd3fd9d9720e20c601a86c.jpg?v=1791718412 Daptomycin-d5, Purity>95% | 1356579-56-0 Daptomycin-d5|C4X-137848|1356579-56-0 https://www.jk-sci.com/products/s57c4x-16792 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ad1ee26d2d6ad78ec45b826e03a33dd4_3eb9ea1f-07f8-4eef-b108-37f35d3e5c02.jpg?v=1791714993 Lidocaine EP Impurity B, 90.10% | 2903-45-9 Lidocaine EP Impurity B|C4X-16792|2903-45-9 https://www.jk-sci.com/products/s57c1010916 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/270814_afa61c6a-1bd9-49ed-8a96-0c47405bcbe2.png?v=1791730377 (S)-1-N-tert-butoxycarbonyl-3-hydroxypyrrolidine, Purity: 100.0% | 101469-92-5 (S)-1-N-tert-butoxycarbonyl-3-hydroxypyrrolidine|C1010916|101469-92-5 https://www.jk-sci.com/products/s57c4x-24944 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b4c60c8e72c53272c97827525f160e10.jpg?v=1791709012 Dotinurad Impurity 4, 94.90% | 1285573-47-8 Dotinurad Impurity 4|C4X-24944|1285573-47-8 https://www.jk-sci.com/products/s57c4x-249445 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_37ec5b97-d7e0-4898-978a-6bd991a258a9.png?v=1791709007 Dotinurad Impurity 45, 99.30% Dotinurad Impurity 45|C4X-249445 https://www.jk-sci.com/products/s57c4x-249455 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/279329_86908f75-29b2-4728-b9f2-dba23390617c.png?v=1791708997 Dotinurad Impurity 55, 93.30% | 1945-78-4 Dotinurad Impurity 55|C4X-249455|1945-78-4 https://www.jk-sci.com/products/s57c1021410 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e169d487f450c87f3f76bd88880a149a.jpg?v=1791730366 6-((6-(1-Methyl-1H-pyrazol-4-yl)-[1,2,4]triazolo[4,3-b]pyridazin-3-yl)thio)quinoline, 99.40% | 1022150-57-7 6-((6-(1-Methyl-1H-pyrazol-4-yl)-[1,2,4]triazolo[4,3-b]pyridazin-3-yl)thio)quinoline|C1021410|1022150-57-7 https://www.jk-sci.com/products/s57c1101720 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/371864.png?v=1791730232 1,1,3,3-Tetraethylurea, 99.50% | 1187-03-7 1,1,3,3-Tetraethylurea|C1101720|1187-03-7 https://www.jk-sci.com/products/s57c1214914 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/35e7ace175a9c1f7052414b1dc45e6b5.jpg?v=1791730065 2-Amino-2-(pyridin-3-yl)acetonitrile, 73.70% | 131988-63-1 2-Amino-2-(pyridin-3-yl)acetonitrile|C1214914|131988-63-1 https://www.jk-sci.com/products/s57c4x-249461 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0d069e52237cd9405056d0ebbc2d03a8.jpg?v=1791708988 Dotinurad Impurity 61, 99.20% | 428458-98-4 Dotinurad Impurity 61|C4X-249461|428458-98-4 https://www.jk-sci.com/products/s57c4x-249467 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/18c5e37e15bafa347e11d8b1057aa2c5.jpg?v=1791708983 Dotinurad Impurity 67, 99.10% | 39884-80-5 Dotinurad Impurity 67|C4X-249467|39884-80-5 https://www.jk-sci.com/products/s57c1262714 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a6d567b8f48ca4296c4e2ab49b0e5ae1.jpg?v=1791729998 4-[6-(7-Cyclopentyl-6-dimethylcarbamoyl-7H-pyrrolo[2,3-d]pyrimidin-2-ylamino)-pyridin-3-yl]-piperazine-1-carboxylic acid tert-butyl ester, Purity: 99.8% | 1374639-78-7 4-[6-(7-Cyclopentyl-6-dimethylcarbamoyl-7H-pyrrolo[2,3-d]pyrimidin-2-ylamino)-pyridin-3-yl]-piperazine-1-carboxylic acid tert-butyl ester|C1262714|1374639-78-7 https://www.jk-sci.com/products/s57c1336420 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b7227d6b9d4006031d0c4fb7577fa077.jpg?v=1791729847 (2S,5S)-5-Hydroxypiperidine-2-carboxylic acid hydrochloride, 99.50% | 154307-84-3 (2S,5S)-5-Hydroxypiperidine-2-carboxylic acid hydrochloride|C1336420|154307-84-3 https://www.jk-sci.com/products/s57c1357970 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/993451e3f7477384ee67905498b469af.jpg?v=1791729774 2-(1-Methanesulfonylazetidin-3-ylidene)acetonitrile, 98.30% | 1638759-68-8 2-(1-Methanesulfonylazetidin-3-ylidene)acetonitrile|C1357970|1638759-68-8 https://www.jk-sci.com/products/s57c1433892 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4384bfeb61f69494c03ce0ab8bfca2cf.jpg?v=1791729671 3-(Carboxymethoxy)benzoic acid, 91.20% | 1878-61-1 3-(Carboxymethoxy)benzoic acid|C1433892|1878-61-1 https://www.jk-sci.com/products/s57c1519447 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c8b5b4c96131b4e85ccee9ee80985e5c.jpg?v=1791729521 1-[4-(1-Methylethenyl)phenyl]ethanone, 98.20% | 5359-04-6 1-[4-(1-Methylethenyl)phenyl]ethanone|C1519447|5359-04-6 https://www.jk-sci.com/products/s57c4x-24963 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1c8112e53e69f19b7ed8bb19a943a8f4.jpg?v=1791708969 Desogestrel EP Impurity C/Desogestrel USP RC D, Purity: 99.5% | 54024-21-4 Desogestrel EP Impurity C/Desogestrel USP RC D|C4X-24963|54024-21-4 https://www.jk-sci.com/products/s57c1636867 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/111171.png?v=1791729247 2-Nitrobenzenethiol, 85.60% | 4875-10-9 2-Nitrobenzenethiol|C1636867|4875-10-9 https://www.jk-sci.com/products/s57c1644782 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/135877_015a7f73-4d98-4ab7-8eaf-ac479bf3d3bf.png?v=1791729242 3-(2,6-Dichlorophenyl)-5-methylisoxazole-4-carbonylchloride, Purity: 98.9% | 4462-55-9 3-(2,6-Dichlorophenyl)-5-methylisoxazole-4-carbonylchloride|C1644782|4462-55-9 https://www.jk-sci.com/products/s57c4x-250315 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/104618_a53df834-9017-4093-a442-5856797192d5.png?v=1791708964 Indocyanine Green Impurity 15 (2,4-Dinitroaniline), 100.00% | 97-02-9 Indocyanine Green Impurity 15 (2,4-Dinitroaniline)|C4X-250315|97-02-9 https://www.jk-sci.com/products/s57c4x-250328 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_227916af-de34-470e-a19a-1a4b95b881ab.png?v=1791708953 Indocyanine Green Impurity 28, 91.20% | 906772-02-9 Indocyanine Green Impurity 28|C4X-250328|906772-02-9 https://www.jk-sci.com/products/s57c4x-250340 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a6f3d3488a6217cfcd3d1a81715d0cd6.jpg?v=1791708953 Indocyanine Green Impurity 40, Purity: 99.9% | 2550577-41-6 Indocyanine Green Impurity 40|C4X-250340|2550577-41-6 https://www.jk-sci.com/products/s57c1881272 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ef561381ab6bc1d9aba84ae7fa787205.jpg?v=1791728508 Neostigmine impurity 01, 98.40% | 618-09-7 Neostigmine impurity 01|C1881272|618-09-7 https://www.jk-sci.com/products/s57c4x-2508 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9127c2bc2aeccf2661f318e534a1e818.jpg?v=1791708938 Maropitant Citrate Hydrate, 98.90% | 359875-09-5 Maropitant Citrate Hydrate|C4X-2508|359875-09-5 https://www.jk-sci.com/products/s57c3d-5857 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/484564_e2676937-a0e7-4947-8116-cf43b6915883.png?v=1791726788 Nitrosobenzene, Purity: 100.0% | 586-96-9 Nitrosobenzene|C3D-5857|586-96-9 https://www.jk-sci.com/products/s57c4x-250343 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_970079c6-4327-4197-97bf-465140e4c1d7.png?v=1791708948 Indocyanine Green Impurity 43, 70.70% Indocyanine Green Impurity 43|C4X-250343 https://www.jk-sci.com/products/s57c4x-25047 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/202ec37015d69e22b935a990a0448c89.jpg?v=1791708943 Triclosan Impurity 7, 95.20% | 134479-47-3 Triclosan Impurity 7|C4X-25047|134479-47-3 https://www.jk-sci.com/products/s57c4x-25071 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/21eea1a79f489f14bf2fad72b5cdf067.jpg?v=1791708938 Salcaprozate Impurity 1, Purity: 97.1% | 1027911-46-1 Salcaprozate Impurity 1|C4X-25071|1027911-46-1 https://www.jk-sci.com/products/s57c4x-25038 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7d658e5b9a82127ae995083fbc50dcd4.jpg?v=1791708943 Indocyanine Green Impurity 8, 93.20% | 63450-66-8 Indocyanine Green Impurity 8|C4X-25038|63450-66-8 https://www.jk-sci.com/products/s57c3d-5988 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/369741_105a2836-a4d0-42b4-8569-30b8276b598a.png?v=1791726736 Flavin Adenine Dinucleotide Disodium Salt ·xHydrate, 85.10% | 84366-81-4 Flavin Adenine Dinucleotide Disodium Salt ·xHydrate|C3D-5988|84366-81-4 https://www.jk-sci.com/products/s57c4x-25102 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c92b71a3959862913169f3e877473630.jpg?v=1791708933 Carbodenafil Impurity 2, 94.80% | 2711006-62-9 Carbodenafil Impurity 2|C4X-25102|2711006-62-9 https://www.jk-sci.com/products/s57c4x-25171 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/607332_6f8693e1-9aaa-4d22-a8c9-7281988fdfec.png?v=1791708928 2-Thenaldehyde, 94.10% | 98-03-3 2-Thenaldehyde|C4X-25171|98-03-3 https://www.jk-sci.com/products/s57c4x-25196 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/56e333ed8ef89d788fe0ddee97b7c0f4.jpg?v=1791708923 Ensitrelvir Impurity 6, 99.50% | 2771355-73-6 Ensitrelvir Impurity 6|C4X-25196|2771355-73-6 https://www.jk-sci.com/products/s57c4x-25201 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4d65d962-684c-49ae-909a-1c53fdda990f.png?v=1791708916 Pitolisant Impurity 1, 95.60% Pitolisant Impurity 1|C4X-25201 https://www.jk-sci.com/products/s57c4x-25192 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/21780150dcc92342584d43b27e8c3084.jpg?v=1791708924 Ensitrelvir, 99.70% | 2647530-73-0 Ensitrelvir|C4X-25192|2647530-73-0 https://www.jk-sci.com/products/s57c4x-10182 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4cea6b9e6ebdb4cb1441620449418524.jpg?v=1791726182 Choline fenofiBrate impurity C, 99.80% | 217636-47-0 Choline fenofiBrate impurity C|C4X-10182|217636-47-0 https://www.jk-sci.com/products/s57c4x-107217 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b9e417f00012e2843eb7672fca985456.jpg?v=1791724594 Bortezomib Impurity 17, 95.30% | 1194235-41-0 Bortezomib Impurity 17|C4X-107217|1194235-41-0 https://www.jk-sci.com/products/s57c4x-10828 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/baffa15d3714963fadf09b4c55a92eca.jpg?v=1791724098 Ibuprofen EP Impurity H, 91.20% | 2143535-25-3 Ibuprofen EP Impurity H|C4X-10828|2143535-25-3 https://www.jk-sci.com/products/s57c4x-252011 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f30a4db5-7e1a-46c7-93ff-d71ab098fc18.png?v=1791708932 Pitolisant impurity 11, 93.10% Pitolisant impurity 11|C4X-252011 https://www.jk-sci.com/products/s57c4x-108413 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c106e6d416716891a593b1d24f7f16fb.jpg?v=1791724014 Roflumilast Impurity 13, 99.20% | 53173-70-9 Roflumilast Impurity 13|C4X-108413|53173-70-9 https://www.jk-sci.com/products/s57c4x-252013 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b3b1f4506743befb144591a0e96e9b1a.jpg?v=1791708912 Pitolisant impurity 13, 87.40% | 78358-09-5 Pitolisant impurity 13|C4X-252013|78358-09-5 https://www.jk-sci.com/products/s57c4x-252016 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/018bb8a8243d8abf940b7d952293abcc.jpg?v=1791708907 Pitolisant impurity 16, 95.00% | 31951-46-9 Pitolisant impurity 16|C4X-252016|31951-46-9 https://www.jk-sci.com/products/s57c4x-252021 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5abe0780-fa08-4a15-a944-a7b060b01bc2.png?v=1791708902 Pitolisant impurity 21, 96.70% Pitolisant impurity 21|C4X-252021 https://www.jk-sci.com/products/s57c4x-252019 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f0732b8d-e91b-49ce-ace6-1bb9263279d9.png?v=1791708905 Pitolisant impurity 19, 97.70% Pitolisant impurity 19|C4X-252019 https://www.jk-sci.com/products/s57c4x-108771 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a9fc0fa3-c862-4901-aca5-7340fa075e58.png?v=1791723853 Tadalafil Impurity 71, Purity: 95.2% Tadalafil Impurity 71|C4X-108771 https://www.jk-sci.com/products/s57c4x-12111 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/224133.png?v=1791720544 Paracetamol EP Impurity B, 99.10% | 1693-37-4 Paracetamol EP Impurity B|C4X-12111|1693-37-4 https://www.jk-sci.com/products/s57c4x-124813 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/390d876e375e2ae078749626cf410d72.jpg?v=1791719917 Valaciclovir EP Impurity M, 90.60% | 847670-62-6 Valaciclovir EP Impurity M|C4X-124813|847670-62-6 https://www.jk-sci.com/products/s57c4x-130847 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0ffed741-7a34-4158-be99-768afa50e97f.png?v=1791719483 Levosimendan Impurity 47, 94.20% Levosimendan Impurity 47|C4X-130847 https://www.jk-sci.com/products/s57c4x-133815 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4ecf36aeec8904754aa11dd0ea7861ff.jpg?v=1791719136 Terbinafine EP Impurity B HCl, 94.10% | 176168-78-8 Terbinafine EP Impurity B HCl|C4X-133815|176168-78-8 https://www.jk-sci.com/products/s57c1142243 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1947aa78-da22-4afd-9258-05a493fb1882.png?v=1791730156 Seractide acetate Seractide acetate|C1142243 https://www.jk-sci.com/products/s57c1182812 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8cca1e0ed1624b4b9f7509c1f421ddaa.jpg?v=1791730116 Axitinib-13C-d3, Purity>95% | 1261432-00-1 Axitinib-13C-d3|C1182812|1261432-00-1 https://www.jk-sci.com/products/s57c1262711 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/83ba0e2f5ace1f74c301f64f22e99dc0.jpg?v=1791729999 Ribociclib succinate, 99.90% | 1374639-75-4 Ribociclib succinate|C1262711|1374639-75-4 https://www.jk-sci.com/products/s57c1469789 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/04e13aae5e0fab1fb24f3e4c7f618434.jpg?v=1791729609 (2S,3S)-2-Hydroxy-3-methylpentanoic Acid | 51576-04-6 (2S,3S)-2-Hydroxy-3-methylpentanoic Acid|C1469789|51576-04-6 https://www.jk-sci.com/products/s57c1730247 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/975263cb30b70303ad577bd9410156a1.jpg?v=1791729053 4-methylthiophen-3-amine, Purity: 96.3% | 23967-97-7 4-methylthiophen-3-amine|C1730247|23967-97-7 https://www.jk-sci.com/products/s57c1779416 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/471024c33833782e98cd28df2d4f187c.jpg?v=1791728977 7-Chloro-1,3-dihydro-5-(2-fluorophenyl)-2-nitromethyl-ene-2H-1,4-benzodiazepine, 98.80% | 59467-63-9 7-Chloro-1,3-dihydro-5-(2-fluorophenyl)-2-nitromethyl-ene-2H-1,4-benzodiazepine|C1779416|59467-63-9 https://www.jk-sci.com/products/s57c1797224 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/889d934e1d48e0ea220552ca8f31de92_24a833c7-00d6-46c3-bf7c-61256ab5a91f.jpg?v=1791728865 Cetirizine EP Impurity G, Purity: 100.0% | 728948-88-7 Cetirizine EP Impurity G|C1797224|728948-88-7 https://www.jk-sci.com/products/s57c1803427 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/71a3808198079f6bd418c30dece7a71c.jpg?v=1791728810 Diflorasone 21-Propionate, 97.10% | 541502-98-1 Diflorasone 21-Propionate|C1803427|541502-98-1 https://www.jk-sci.com/products/s57c1884538 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/02ea2f5b42704359380baa87fa390743.jpg?v=1791728496 N-Nitroso Cimetidine 1, 90.90% | 73785-40-7 N-Nitroso Cimetidine 1|C1884538|73785-40-7 https://www.jk-sci.com/products/s57c3d-2193 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/633663.png?v=1791728011 sec-butyl 4-methylbenzenesulfonate, 90.20% | 715-11-7 sec-butyl 4-methylbenzenesulfonate|C3D-2193|715-11-7 https://www.jk-sci.com/products/s57c3d-3368 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/452792.png?v=1791727458 N-Benzoyl-L-alanine, 99.60% | 2198-64-3 N-Benzoyl-L-alanine|C3D-3368|2198-64-3 https://www.jk-sci.com/products/s57c4x-102015 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/569533.png?v=1791726120 Vonoprazan Fumarate Impurity 15, Purity: 100.0% | 636-73-7 Vonoprazan Fumarate Impurity 15|C4X-102015|636-73-7 https://www.jk-sci.com/products/s57c4x-102017 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5c48af64376c16ae017a7104634e4790.jpg?v=1791726104 Vonoprazan Fumarate Impurity 17, 99.70% | 1883595-38-7 Vonoprazan Fumarate Impurity 17|C4X-102017|1883595-38-7 https://www.jk-sci.com/products/s57c4x-105619 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3e101f2b-2ec5-421f-98a2-7b79cfc96396.png?v=1791725252 Vortioxetine Impurity 19, Purity: 99.5% Vortioxetine Impurity 19|C4X-105619 https://www.jk-sci.com/products/s57c4x-108280 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/496935.png?v=1791724098 Ibuprofen Impurity 80, 92.70% | 3585-47-5 Ibuprofen Impurity 80|C4X-108280|3585-47-5 https://www.jk-sci.com/products/s57c4x-108445 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8f3df377-d690-4535-a9ef-0af0c244ffee.png?v=1791723984 Roflumilast Impurity 45, 97.70% Roflumilast Impurity 45|C4X-108445 https://www.jk-sci.com/products/s57c4x-10854 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c1211ed78329f731f9f7a1e42c8740c3.jpg?v=1791723943 Ambroxol EP Impurity D HCl, 99.20% | 1384955-66-1 Ambroxol EP Impurity D HCl|C4X-10854|1384955-66-1 https://www.jk-sci.com/products/s57c4x-116956 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3663094a2f048f54a616702aa29fec58.jpg?v=1791721154 Rosuvastatin EP Impurity L Calcium Salt (R-R Monomer), 95.20% | 1347797-73-2 Rosuvastatin EP Impurity L Calcium Salt (R-R Monomer)|C4X-116956|1347797-73-2 https://www.jk-sci.com/products/s57c4x-11931 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/141949_366903bc-b40f-432c-88e8-68efabb7125d.png?v=1791720859 Cefepime Impurity 1, 97.70% | 120-94-5 Cefepime Impurity 1|C4X-11931|120-94-5 https://www.jk-sci.com/products/s57c4x-1208156 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3be0f4ac-ea9b-4f5b-b683-320b47cb9b43.png?v=1791720655 Posaconazole Impurity 156, 99.90% Posaconazole Impurity 156|C4X-1208156 https://www.jk-sci.com/products/s57c4x-123652 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3857a04d-1627-40cd-903d-5e1dd141904b.png?v=1791720191 Isavuconazole Impurity 52, 94.60% Isavuconazole Impurity 52|C4X-123652 https://www.jk-sci.com/products/s57c4x-13676 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/325641_c309437d-a78b-4420-b9ab-f9419f598234.png?v=1791718577 Metoprolol EP Impurity F, 99.40% | 7695-63-8 Metoprolol EP Impurity F|C4X-13676|7695-63-8 https://www.jk-sci.com/products/s57c4x-252026 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_fcd56f96-01aa-443d-9089-add6cc449909.png?v=1791708897 Pitolisant impurity 26, Purity: 100.0% Pitolisant impurity 26|C4X-252026 https://www.jk-sci.com/products/s57c4x-15162 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1fadb96821d14a92f9569ef164066a8f.jpg?v=1791716257 Tiopronin Impurity 2, 98.50% | 85038-45-5 Tiopronin Impurity 2|C4X-15162|85038-45-5 https://www.jk-sci.com/products/s57c1426696 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8de3ff23fdb333e7add206aa9dbb8744.jpg?v=1791729683 dihydromyrcenol, Purity: 100.0% | 18479-58-8 dihydromyrcenol|C1426696|18479-58-8 https://www.jk-sci.com/products/s57c1484288 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5d2be264a34bf605c795cb114fea608c.jpg?v=1791729593 (6Z,9Z,12Z,15Z,18Z,21Z)-Tetracosahexaenoic Acid, 93.70% | 68378-49-4 (6Z,9Z,12Z,15Z,18Z,21Z)-Tetracosahexaenoic Acid|C1484288|68378-49-4 https://www.jk-sci.com/products/s57c1537287 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a9f1ac2ff3a1a6e03bd0aa90ea37015e.jpg?v=1791729484 1,5-Dibromo-2,3-difluorobenzene, 95.20% | 811713-09-4 1,5-Dibromo-2,3-difluorobenzene|C1537287|811713-09-4 https://www.jk-sci.com/products/s57c1711658 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/923c9de496449fcf044ee8b81d71358a.jpg?v=1791729099 4-Amino-2-fluoro-N-methylbenzamide, Purity: 99.9% | 915087-25-1 4-Amino-2-fluoro-N-methylbenzamide|C1711658|915087-25-1 https://www.jk-sci.com/products/s57c1766131 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/556243_37cc8080-3f9e-44c8-be20-c46967559540.png?v=1791728999 6-Amino Nicotinic Acid, 100.00% | 3167-49-5 6-Amino Nicotinic Acid|C1766131|3167-49-5 https://www.jk-sci.com/products/s57c1803211 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/200202_7f85c329-408c-4dd5-930d-94eb4b03eb62.png?v=1791728814 Diethyl Allylmalonate, 97.90% | 2049-80-1 Diethyl Allylmalonate|C1803211|2049-80-1 https://www.jk-sci.com/products/s57c1826716 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/133927.png?v=1791728697 Hydantoic Acid, Purity: 100.0% | 462-60-2 Hydantoic Acid|C1826716|462-60-2 https://www.jk-sci.com/products/s57c1838297 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/312580.png?v=1791728612 Methyl 2-nitrobenzoate, 99.70% | 606-27-9 Methyl 2-nitrobenzoate|C1838297|606-27-9 https://www.jk-sci.com/products/s57c1854669 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/231141.png?v=1791728570 N-(2,6-dimethylphenyl)piperidine-3-carboxamide, 94.10% | 337488-90-1 N-(2,6-dimethylphenyl)piperidine-3-carboxamide|C1854669|337488-90-1 https://www.jk-sci.com/products/s57c1894488 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/490616.png?v=1791728422 Suc-Ala-Ala-Pro-Phe-pNA | 70967-97-4 Suc-Ala-Ala-Pro-Phe-pNA|C1894488|70967-97-4 https://www.jk-sci.com/products/s57c1921201 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/441808.png?v=1791728216 1,2-Ethanedithiol, 97.40% | 540-63-6 1,2-Ethanedithiol|C1921201|540-63-6 https://www.jk-sci.com/products/s57c4x-252029 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7743f829-6a0d-49d3-aae6-55a881155fc0.png?v=1791708896 Pitolisant impurity 29, 97.00% Pitolisant impurity 29|C4X-252029 https://www.jk-sci.com/products/s57c3d-3461 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/200248_e49eca27-6bda-42bc-b2e7-6338823cb366.png?v=1791727423 1-Amino-4-methylpiperazine, 95.40% | 6928-85-4 1-Amino-4-methylpiperazine|C3D-3461|6928-85-4 https://www.jk-sci.com/products/s57c3d-5766 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/599339.png?v=1791726832 Butafosfan, 97.30% | 17316-67-5 Butafosfan|C3D-5766|17316-67-5 https://www.jk-sci.com/products/s57c4x-10123 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/516639.png?v=1791726286 Baclofen EP Impurity C, 99.90% | 35271-74-0 Baclofen EP Impurity C|C4X-10123|35271-74-0 https://www.jk-sci.com/products/s57c4x-106235 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_61dc3c3d-1399-42ef-969a-a4d4e47cb9d1.png?v=1791725019 Edaravone impurity 35 (Mixture of Enantiomers), 91.20% Edaravone impurity 35 (Mixture of Enantiomers)|C4X-106235 https://www.jk-sci.com/products/s57c4x-1065105 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/50739ddc1939476e9b7384a9a0f4a01e.jpg?v=1791724906 Empagliflozin Impurity 105, 98.90% | 915095-90-8 Empagliflozin Impurity 105|C4X-1065105|915095-90-8 https://www.jk-sci.com/products/s57c4x-252030 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7aa76595-45ef-4f68-a7af-fdf8b5ca87ce.png?v=1791708893 Pitolisant impurity 30, 99.10% Pitolisant impurity 30|C4X-252030 https://www.jk-sci.com/products/s57c4x-107460 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_403960d5-6fd7-4c47-9c65-c7ac3ba7ec96.png?v=1791724450 Moxifloxacin Impurity 60, 98.50% Moxifloxacin Impurity 60|C4X-107460 https://www.jk-sci.com/products/s57c4x-25206 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f647d319-d147-4319-9458-e9d836788371.png?v=1791708887 Pitolisant impurity 6, 94.50% Pitolisant impurity 6|C4X-25206 https://www.jk-sci.com/products/s57c4x-252039 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3fd308619e35aaa286f92d823a0faea4.jpg?v=1791708888 Pitolisant impurity 39, 94.80% | 2858590-15-3 Pitolisant impurity 39|C4X-252039|2858590-15-3 https://www.jk-sci.com/products/s57c4x-25208 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e3e32125-56a1-49fb-8b0e-78dd3cda76c0.png?v=1791708877 Pitolisant impurity 8, 97.20% Pitolisant impurity 8|C4X-25208 https://www.jk-sci.com/products/s57c4x-1087101 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/04a4bc314a2db6673d551251dd040bab.jpg?v=1791723914 Tadalafil Impurity 101, Purity: 95.4% | 20850-43-5 Tadalafil Impurity 101|C4X-1087101|20850-43-5 https://www.jk-sci.com/products/s57c1070805 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3c3e263eb2e89e2384e8036f9d10a7eb.jpg?v=1791730262 Nintedanib Impurity N8, 99.20% | 1139458-48-2 Nintedanib Impurity N8|C1070805|1139458-48-2 https://www.jk-sci.com/products/s57c1204480 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/536515_6ff5a6fc-0023-4859-b55e-0abb6881e9bf.png?v=1791730091 2-Chloro-4-methylpyrimidine, 98.60% | 13036-57-2 2-Chloro-4-methylpyrimidine|C1204480|13036-57-2 https://www.jk-sci.com/products/s57c4x-25321 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/802140.png?v=1791708858 Sorbitol Impurity 1, 99.30% | 25878-23-3 Sorbitol Impurity 1|C4X-25321|25878-23-3 https://www.jk-sci.com/products/s57c1284569 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/386185_6bb9c885-6210-4892-b3c0-9d429df1587e.png?v=1791729960 (2R,3R,4S,5R,6R)-2-(Acetoxymethyl)-6-isothiocyanatotetrahydro-2H-pyran-3,4,5-triyl triacetate, 98.50% | 14152-97-7 (2R,3R,4S,5R,6R)-2-(Acetoxymethyl)-6-isothiocyanatotetrahydro-2H-pyran-3,4,5-triyl triacetate|C1284569|14152-97-7 https://www.jk-sci.com/products/s57c4x-25281 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/519391_d1b66113-f31d-492c-9f4c-16d25d6a5c83.png?v=1791708869 Felbinac Impurity 1, 99.70% | 92-91-1 Felbinac Impurity 1|C4X-25281|92-91-1 https://www.jk-sci.com/products/s57c1310288 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b6fc514cfaec0111a3115c1b51777d15.jpg?v=1791729910 Ropinirole EP Impurity C HCl, 82.10% | 145570-92-9 Ropinirole EP Impurity C HCl|C1310288|145570-92-9 https://www.jk-sci.com/products/s57c1618713 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/adaa19b6247f970196741fc4593ec731_89bdc152-7db2-4b44-8122-f89348c3a87f.jpg?v=1791729288 2-Bromo-N-phenylaniline, Purity: 100.0% | 61613-22-7 2-Bromo-N-phenylaniline|C1618713|61613-22-7 https://www.jk-sci.com/products/s57c4x-253612 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/549655.png?v=1791708853 D-Asparagine, 93.50% | 2058-58-4 D-Asparagine|C4X-253612|2058-58-4 https://www.jk-sci.com/products/s57c4x-253610 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f65943265eb364b2301e1866d905f0cd_a2c1ef0c-a945-4651-9de4-c35d32d1f8ba.jpg?v=1791708857 (S)-2-((S)-3-Amino-3-carboxypropanamido)succinic acid, 96.80% | 60079-22-3 (S)-2-((S)-3-Amino-3-carboxypropanamido)succinic acid|C4X-253610|60079-22-3 https://www.jk-sci.com/products/s57c4x-25362 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9d729472-0747-46c9-9184-472d2465933b.png?v=1791708847 L-Ornithine L-Aspartate Impurity 2 3TFA, 87.70% L-Ornithine L-Aspartate Impurity 2 3TFA|C4X-25362 https://www.jk-sci.com/products/s57c1797104 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e2f3f556a2bc57b4fdc744470d806281.jpg?v=1791728868 Ceftaroline Fosamil Acetate, 92.70% | 400827-46-5 Ceftaroline Fosamil Acetate|C1797104|400827-46-5 https://www.jk-sci.com/products/s57c1910919 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d4b04fd5006e0ee8e679bc218513c84a.jpg?v=1791728352 Tucatinib, 96.60% | 937263-43-9 Tucatinib|C1910919|937263-43-9 https://www.jk-sci.com/products/s57c1913887 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/691f3ab5d850adf6c899a29236fdfcb2.jpg?v=1791728324 Hexacosanoyl camitine-d3 HCl, Purity>95% | 2260670-67-3 Hexacosanoyl camitine-d3 HCl|C1913887|2260670-67-3 https://www.jk-sci.com/products/s57c1914517 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/350577.png?v=1791728307 Benzyl 2-aminoacetate Hydrochloride, 95.50% | 2462-31-9 Benzyl 2-aminoacetate Hydrochloride|C1914517|2462-31-9 https://www.jk-sci.com/products/s57c1930012 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/aa4947dc7ba85d13f131a020b3fec09d.jpg?v=1791728105 N1-Nitroso Propitocaine, 99.20% | 211490-46-9 N1-Nitroso Propitocaine|C1930012|211490-46-9 https://www.jk-sci.com/products/s57c4x-25363 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1bf73e505510e44d7e03a9648d8401e8.jpg?v=1791708844 L-Ornithine L-Aspartate Impurity 3, Purity: 100.0% | 7327-72-2 L-Ornithine L-Aspartate Impurity 3|C4X-25363|7327-72-2 https://www.jk-sci.com/products/s57c3d-2207 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/288719.png?v=1791728006 Butyl p-toluenesulfonate, 98.90% | 778-28-9 Butyl p-toluenesulfonate|C3D-2207|778-28-9 https://www.jk-sci.com/products/s57c3d-2443 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/158a96561fce5e8dc0fa313fa2c1ab5f.jpg?v=1791727961 Methyl Tropate, 94.00% | 3967-53-1 Methyl Tropate|C3D-2443|3967-53-1 https://www.jk-sci.com/products/s57c3d-262197 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_da666466-0d0f-4c64-99e7-c6f8a1be9386.png?v=1791727721 2-Keto-D-galactose, Purity: 98.1% 2-Keto-D-galactose|C3D-262197 https://www.jk-sci.com/products/s57c3d-262261 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ac82c196ab78934e22eea91732a0f9e9.jpg?v=1791727704 (R)-2-(4-(5-chloropyrimidin-2-yl)piperidin-1-yl)-4-((1-(hydroxymethyl)cyclobutyl)amino)-6,7-dihydrothieno[3,2-d]pyrimidine 5-oxide, Purity: 100.0% | 1423719-30-5 (R)-2-(4-(5-chloropyrimidin-2-yl)piperidin-1-yl)-4-((1-(hydroxymethyl)cyclobutyl)amino)-6,7-dihydrothieno[3,2-d]pyrimidine 5-oxide|C3D-262261|1423719-30-5 https://www.jk-sci.com/products/s57c4x-25367 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/97f71a4ddcbd3c06a84980265924294e.jpg?v=1791708839 L-Ornithine L-Aspartate Impurity 7, 68.70% | 886996-37-8 L-Ornithine L-Aspartate Impurity 7|C4X-25367|886996-37-8 https://www.jk-sci.com/products/s57c4x-25369 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e496f8c520eea37dcf5e00ed8b8980c8.jpg?v=1791708839 L-Ornithine L-Aspartate Impurity 8, 81.20% | 14169-16-5 L-Ornithine L-Aspartate Impurity 8|C4X-25369|14169-16-5 https://www.jk-sci.com/products/s57c3d-3388 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/813417.png?v=1791727451 Elacridar, Purity: 99.2% | 143664-11-3 Elacridar|C3D-3388|143664-11-3 https://www.jk-sci.com/products/s57c3d-5856 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0af1b2ea3bb4c21c6eadb984ec1200f3.jpg?v=1791726790 4-Hydroxybenzenesulfonic Acid Sodium Salt, 95.20% | 825-90-1 4-Hydroxybenzenesulfonic Acid Sodium Salt|C3D-5856|825-90-1 https://www.jk-sci.com/products/s57c4x-25374 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/60749224435170d1ea2a0e841591fade.jpg?v=1791708833 Glycyrrhizic Acid Impurity 4, 87.30% | 83896-44-0 Glycyrrhizic Acid Impurity 4|C4X-25374|83896-44-0 https://www.jk-sci.com/products/s57c4x-10027 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6dd9dc5f297100e3b92fa2ec196d35e9.jpg?v=1791726560 Clarithromycin EP Impurity O, 98.60% | 127252-80-6 Clarithromycin EP Impurity O|C4X-10027|127252-80-6 https://www.jk-sci.com/products/s57c4x-25511 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5472e72e56121ffa8b023c55cb8d2226_7b01b7ff-dbea-4e95-a27f-d30d62193224.jpg?v=1791708828 D-glucono-1,4-lactone, 93.00% | 1198-69-2 D-glucono-1,4-lactone|C4X-25511|1198-69-2 https://www.jk-sci.com/products/s57c4x-101710 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/618230.png?v=1791726228 Desulfovardenafil, 99.30% | 224789-21-3 Desulfovardenafil|C4X-101710|224789-21-3 https://www.jk-sci.com/products/s57c4x-25531 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/250293.png?v=1791708823 2,3-Dichloro-1-propanol, 93.00% | 616-23-9 2,3-Dichloro-1-propanol|C4X-25531|616-23-9 https://www.jk-sci.com/products/s57c4x-10187 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/432f0ac1f96dff47cdf2c8810b53741c.jpg?v=1791726169 Choline fenofibrate EP Impurity G, 95.60% | 217636-48-1 Choline fenofibrate EP Impurity G|C4X-10187|217636-48-1 https://www.jk-sci.com/products/s57c4x-25711 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9457be404586085797190c0b057affcf_6bdeef79-f58b-4762-b7c6-f9d9dec527a2.jpg?v=1791708799 6-Aminocaproic Acid Dimer, 98.60% | 2014-58-6 6-Aminocaproic Acid Dimer|C4X-25711|2014-58-6 https://www.jk-sci.com/products/s57c4x-25571 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/206900_ff02b5a0-1cbc-41a8-a7c8-1df34a0d9959.png?v=1791708814 Tropine, 96.00% | 120-29-6 Tropine|C4X-25571|120-29-6 https://www.jk-sci.com/products/s57c4x-25535 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/159278_aab6e89b-92e6-4b28-a826-bde22b06ec55.png?v=1791708818 2-Methylimidazole, 99.60% | 693-98-1 2-Methylimidazole|C4X-25535|693-98-1 https://www.jk-sci.com/products/s57c4x-25641 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/519572.png?v=1791708803 5-Chlorosalicylic Acid, 97.90% | 321-14-2 5-Chlorosalicylic Acid|C4X-25641|321-14-2 https://www.jk-sci.com/products/s57c4x-25794 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/561380_eabca811-179f-40f7-936a-ac1b6388bcbe.png?v=1791708792 3-Aminobenzyl Alcohol, 98.10% | 1877-77-6 3-Aminobenzyl Alcohol|C4X-25794|1877-77-6 https://www.jk-sci.com/products/s57c4x-258310 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4c849a89-d453-4af1-b5e1-b47445563821.png?v=1791708782 Phenylbutyrate Impurity 10, Purity: 99.8% Phenylbutyrate Impurity 10|C4X-258310 https://www.jk-sci.com/products/s57c4x-1020103 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1b0de4a3-bea6-4ddd-ae44-20b0c4e098ff.png?v=1791726141 Vonoprazan Impurity 103, 91.50% Vonoprazan Impurity 103|C4X-1020103 https://www.jk-sci.com/products/s57c4x-10642 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/29049249bb0a896c5de86394d04cf4c0.jpg?v=1791724933 Ibrutinib Impurity 2, 95.60% | 1839099-22-7 Ibrutinib Impurity 2|C4X-10642|1839099-22-7 https://www.jk-sci.com/products/s57c4x-25741 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/beded36a08977a7a3b4ee47bb1697531.jpg?v=1791708792 Hydrazine Sulfate Salt, 95.00% | 10034-93-2 Hydrazine Sulfate Salt|C4X-25741|10034-93-2 https://www.jk-sci.com/products/s57c4x-25624 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7ff59f6c683ced565f8cbf951539d824.jpg?v=1791708805 4-[3-(Ethoxycarbonyl)-5-Oxo-4,5-Dihydro-1h-Pyrazol-1-Yl]Benzenesulfonic Acid, 91.70% | 6402-06-8 4-[3-(Ethoxycarbonyl)-5-Oxo-4,5-Dihydro-1h-Pyrazol-1-Yl]Benzenesulfonic Acid|C4X-25624|6402-06-8 https://www.jk-sci.com/products/s57c4x-108230 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d7025fc0c8a992a9251e9be670ed94f3.jpg?v=1791724125 Ibuprofen Impurity 30, 99.10% | 41283-72-1 Ibuprofen Impurity 30|C4X-108230|41283-72-1 https://www.jk-sci.com/products/s57c4x-258320 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9f58eb65e221060763451d4e0e0981fb.jpg?v=1791708774 Sodium 1-Hydroxy-2-phenylethane-1-sulfonate, 93.20% | 6950-57-8 Sodium 1-Hydroxy-2-phenylethane-1-sulfonate|C4X-258320|6950-57-8 https://www.jk-sci.com/products/s57c4x-25622 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0eff8c903742ffe7b71c41b29717835d.jpg?v=1791708808 Sodium 4-(3-(Ethoxycarbonyl)-5-oxo-2,5-Dihydro-1H-Pyrazol-1-yl)Benzenesulfonate, 91.30% | 20514-27-6 Sodium 4-(3-(Ethoxycarbonyl)-5-oxo-2,5-Dihydro-1H-Pyrazol-1-yl)Benzenesulfonate|C4X-25622|20514-27-6 https://www.jk-sci.com/products/s57c4x-25521 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a539ba623c499f517ac7bf109d8e3512.jpg?v=1791708825 Sulfadiazine EP Impurity E, Purity: 99.4% | 127-74-2 Sulfadiazine EP Impurity E|C4X-25521|127-74-2 https://www.jk-sci.com/products/s57c4x-25551 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/600886.png?v=1791708814 Methyl 4-bromo-7-methoxybenzo[d][1,3]dioxole-5-carboxylate, 84.10% | 81474-46-6 Methyl 4-bromo-7-methoxybenzo[d][1,3]dioxole-5-carboxylate|C4X-25551|81474-46-6 https://www.jk-sci.com/products/s57c4x-108276 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/596857_7df7c086-fa78-4b2f-a467-d261a4367790.png?v=1791724102 Ibuprofen Methyl Ester, 99.10% | 61566-34-5 Ibuprofen Methyl Ester|C4X-108276|61566-34-5 https://www.jk-sci.com/products/s57c4x-258317 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_15f67e45-453d-40a6-89f8-e062ea8c5e2d.png?v=1791708773 Phenylbutyrate Impurity 17, Purity: 96.5% Phenylbutyrate Impurity 17|C4X-258317 https://www.jk-sci.com/products/s57c4x-10885 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/72471950dd92e37f31ecedc0c5281bf0.jpg?v=1791723804 Apixaban Impurity 5, 98.40% | 2029205-64-7 Apixaban Impurity 5|C4X-10885|2029205-64-7 https://www.jk-sci.com/products/s57c1124400 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/62caa82c42320909446921c57575e0b4.jpg?v=1791730171 C26:0lysophosphatidvlcholine, Purity>95% | 1213783-80-2 C26:0lysophosphatidvlcholine|C1124400|1213783-80-2 https://www.jk-sci.com/products/s57c1256071 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/529cb66379db32b8267b0db5aa43baa0.jpg?v=1791730014 Dermaseptin | 136212-91-4 Dermaseptin|C1256071|136212-91-4 https://www.jk-sci.com/products/s57c1352051 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/af1c02bb87100071489ef035651b8240.jpg?v=1791729789 Sodium Cromoglicate Impurity C51, 99.10% | 16130-17-9 Sodium Cromoglicate Impurity C51|C1352051|16130-17-9 https://www.jk-sci.com/products/s57c1622261 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/409700_53bcf0aa-a462-4a94-ae48-2bcfa0407c35.png?v=1791729271 2-Chloro-5-methylbenzoic Acid, 99.30% | 6342-60-5 2-Chloro-5-methylbenzoic Acid|C1622261|6342-60-5 https://www.jk-sci.com/products/s57c1775320 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/419155_92f0aa54-2af0-4967-8811-6e6cd2a72c9b.png?v=1791728983 6-Methyloctanoic acid, 95.70% | 504-99-4 6-Methyloctanoic acid|C1775320|504-99-4 https://www.jk-sci.com/products/s57c4x-25851 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7078346951b8a20fd5e3ad2137160a4b.jpg?v=1791708763 Toceranib phosphate, 96.20% | 874819-74-6 Toceranib phosphate|C4X-25851|874819-74-6 https://www.jk-sci.com/products/s57c1848894 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/04e77f2f631db9aa35e88093757d0e82.jpg?v=1791728575 Mirabegron Impurity N1, 99.20% | 521284-21-9 Mirabegron Impurity N1|C1848894|521284-21-9 https://www.jk-sci.com/products/s57c1896960 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4dc63f8d5256019ae17004719d2d9222.jpg?v=1791728398 rel-(3aR,4R,7S,7aS)-3a,4,7,7a-Tetrahydro-1H-4,7-methanoisoindole-1,3(2H)-dione, 99.50% | 6319-06-8 rel-(3aR,4R,7S,7aS)-3a,4,7,7a-Tetrahydro-1H-4,7-methanoisoindole-1,3(2H)-dione|C1896960|6319-06-8 https://www.jk-sci.com/products/s57c1922870 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/243843_030b388f-5f5c-4204-a49b-f901f2a4afb5.png?v=1791728183 4-Methylphenylacetic acid, 99.90% | 622-47-9 4-Methylphenylacetic acid|C1922870|622-47-9 https://www.jk-sci.com/products/s57c3d-26079 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fc071827a22d064bce751fad70b0c2a2_72d951b9-6952-4a0b-8de4-c8d4d795795a.jpg?v=1791727764 3-Fluoro-4-nitrobenzoic acid, 98.80% | 403-21-4 3-Fluoro-4-nitrobenzoic acid|C3D-26079|403-21-4 https://www.jk-sci.com/products/s57c3d-262319 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_93d01815-0f61-4aca-bdd0-e57dd7cef854.png?v=1791727692 Arginylarginine DITFA, Purity: 98.3% Arginylarginine DITFA|C3D-262319 https://www.jk-sci.com/products/s57c3d-3228 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/393137_2ca5c46b-a4be-4c75-afa2-88496bc96aa2.png?v=1791727507 (S)-Naringenin, 98.60% | 480-41-1 (S)-Naringenin|C3D-3228|480-41-1 https://www.jk-sci.com/products/s57c3d-3624 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/301955.png?v=1791727383 Tolbutamide, 99.40% | 64-77-7 Tolbutamide|C3D-3624|64-77-7 https://www.jk-sci.com/products/s57c3d-5782 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4322bfe8-c172-4af4-b4b6-7abc70f712a1.png?v=1791726814 α-Ketoglutaric acid Dimer Impurity, 93.40% α-Ketoglutaric acid Dimer Impurity|C3D-5782 https://www.jk-sci.com/products/s57c4x-102412 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/796449_ac52d244-8074-4d5f-8e49-d6e5b75a45e8.png?v=1791725981 Capecitabine Impurity 12, 99.30% | 62211-93-2 Capecitabine Impurity 12|C4X-102412|62211-93-2 https://www.jk-sci.com/products/s57c4x-1065185 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_39bfd32d-1f19-4167-80d2-181995464921.png?v=1791724854 Empagliflozin impurity 185, Purity: 99.5% Empagliflozin impurity 185|C4X-1065185 https://www.jk-sci.com/products/s57c4x-110912 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e8528ff8-3b7f-4ec2-bd45-d414896d8848.png?v=1791722992 Citalopram Impurity 12, 97.10% Citalopram Impurity 12|C4X-110912 https://www.jk-sci.com/products/s57c4x-113173 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/82014f3db9597bd1435b146d7fac7a28.jpg?v=1791722202 Brexpiprazole Impurity 73, 94.10% | 2138169-93-2 Brexpiprazole Impurity 73|C4X-113173|2138169-93-2 https://www.jk-sci.com/products/s57c4x-11382 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/995d27944dac5326d4522063b11daa69.jpg?v=1791721907 Dapagliflozin Impurity 2, 96.90% | 2271248-78-1 Dapagliflozin Impurity 2|C4X-11382|2271248-78-1 https://www.jk-sci.com/products/s57c4x-142511 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0c301cf6a74a178ed783fa1ec5c0e720.jpg?v=1791717638 Amiodarone EP Impurity A HCl, Purity: 99.6% | 95820-13-6 Amiodarone EP Impurity A HCl|C4X-142511|95820-13-6 https://www.jk-sci.com/products/s57c1288269 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/466411.png?v=1791729958 Piperazine Hydrate, Purity: 100.0% | 142-63-2 Piperazine Hydrate|C1288269|142-63-2 https://www.jk-sci.com/products/s57c1314305 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ba0a31b8e76151a393238a28648a53dd.jpg?v=1791729889 Dapagliflozin Furanose Isomer, 95.30% | 1469910-70-0 Dapagliflozin Furanose Isomer|C1314305|1469910-70-0 https://www.jk-sci.com/products/s57c1359283 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/622798.png?v=1791729772 2-Bromo-4-nitrobenzoic Acid, 99.90% | 16426-64-5 2-Bromo-4-nitrobenzoic Acid|C1359283|16426-64-5 https://www.jk-sci.com/products/s57c1359297 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0f15b2b44e92b3abc2a79e225693a79e.jpg?v=1791729773 2'-(1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-carboxylic acid, Purity: 99.4% | 164265-78-5 2'-(1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-carboxylic acid|C1359297|164265-78-5 https://www.jk-sci.com/products/s57c1524258 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/76256895bfb115a87e76cfbbbebec83d.jpg?v=1791729512 Prilocaine Impurity N2, 98.60% | 3098-67-7 Prilocaine Impurity N2|C1524258|3098-67-7 https://www.jk-sci.com/products/s57c1662050 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/361fb59d90baa61c1334fb9e7427faa9.jpg?v=1791729199 3,5-Dichloro-N-methylpyridin-4-amine, 97.40% | 211571-89-0 3,5-Dichloro-N-methylpyridin-4-amine|C1662050|211571-89-0 https://www.jk-sci.com/products/s57c1672125 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8fa249cb8d345f1c8b7a7bc171777de0.jpg?v=1791729187 3-Bromo-6-chloropyrazine-2-carbonitrile, Purity: 99.6% | 2180081-37-0 3-Bromo-6-chloropyrazine-2-carbonitrile|C1672125|2180081-37-0 https://www.jk-sci.com/products/s57c1740349 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1856802a4381768e5be8cdd121b9240d.jpg?v=1791729048 5-(Methoxycarbonyl)furan-2-carboxylic Acid, 97.70% | 6750-85-2 5-(Methoxycarbonyl)furan-2-carboxylic Acid|C1740349|6750-85-2 https://www.jk-sci.com/products/s57c1795328 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/442065_07a3dd8b-ed3c-4f19-ac11-aeae63fd754e.png?v=1791728899 Boc-Leu-Met-OMe | 2280-69-5 Boc-Leu-Met-OMe|C1795328|2280-69-5 https://www.jk-sci.com/products/s57c1824244 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3cdb63bde0fdfe565c07952972cc2304.jpg?v=1791728726 Fmoc-D-Hyp(tBu)-OH | 464193-92-8 Fmoc-D-Hyp(tBu)-OH|C1824244|464193-92-8 https://www.jk-sci.com/products/s57c1828170 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ff20876ada5b3ab6df259963dd040c6a.jpg?v=1791728674 L-Pyroglutamic acid isopropyl ester, 98.90% | 52989-50-1 L-Pyroglutamic acid isopropyl ester|C1828170|52989-50-1 https://www.jk-sci.com/products/s57c1887138 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0ae9bc54ce0e9e8ab1220d23fa35e74f.jpg?v=1791728476 Palmitoyl-DL-carnitine chloride, Purity>95% | 6865-14-1 Palmitoyl-DL-carnitine chloride|C1887138|6865-14-1 https://www.jk-sci.com/products/s57c3d-25795 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c11e7cf09965db7b07fa1edf8a58cec6.jpg?v=1791727936 3,3'-Bi-1,2-benzisothiazole, 99.10% | 1195571-46-0 3,3'-Bi-1,2-benzisothiazole|C3D-25795|1195571-46-0 https://www.jk-sci.com/products/s57c3d-3902 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/139530_9e1f1305-11e0-4d04-b023-1e2e4b5154b8.png?v=1791727303 5-Chloroisatin, 97.70% | 17630-76-1 5-Chloroisatin|C3D-3902|17630-76-1 https://www.jk-sci.com/products/s57c3d-5510 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/599509.png?v=1791726921 (S)-(+)-2-Chloropropan-1-ol, 96.40% | 19210-21-0 (S)-(+)-2-Chloropropan-1-ol|C3D-5510|19210-21-0 https://www.jk-sci.com/products/s57c3d-5513 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/348030_96ee0dcf-fc34-49a1-9fa1-37e799ca5c85.png?v=1791726914 EUK-134, 98.10% | 81065-76-1 EUK-134|C3D-5513|81065-76-1 https://www.jk-sci.com/products/s57c4x-100218 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d63d01495ee66b0f1f7f871a37de831e.jpg?v=1791726579 Clarithromycin EP Impurity B, Purity: 99.4% | 299409-85-1 Clarithromycin EP Impurity B|C4X-100218|299409-85-1 https://www.jk-sci.com/products/s57c4x-100834 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/316585.png?v=1791726421 Aripiprazole Impurity 34, 96.20% | 39512-50-0 Aripiprazole Impurity 34|C4X-100834|39512-50-0 https://www.jk-sci.com/products/s57c4x-100872 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_03cba56f-6c00-494d-9f24-5e3e788b0c10.png?v=1791726401 Aripiprazole Impurity 72, 99.30% Aripiprazole Impurity 72|C4X-100872 https://www.jk-sci.com/products/s57c4x-1009112 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/20e6bedff5cd74c0035e9cbd651507c1.jpg?v=1791726382 Apremilast Impurity 112, 94.80% | 247569-89-7 Apremilast Impurity 112|C4X-1009112|247569-89-7 https://www.jk-sci.com/products/s57c4x-100969 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b73692b5-3d8e-4432-ad71-12219eaff6d9.png?v=1791726340 Apremilast Impurity 69, Purity: 94.2% Apremilast Impurity 69|C4X-100969 https://www.jk-sci.com/products/s57c4x-105817 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/406181_edaf1cdb-aaa9-44b2-95f5-a21df9cb66a4.png?v=1791725130 Memantine Related Compound B, 98.40% | 707-37-9 Memantine Related Compound B|C4X-105817|707-37-9 https://www.jk-sci.com/products/s57c4x-107139 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c4b0a13cc798bf15b30a4e1cdb845c4b.jpg?v=1791724630 Axitinib Impurity 39, 96.50% | 31913-93-6 Axitinib Impurity 39|C4X-107139|31913-93-6 https://www.jk-sci.com/products/s57c4x-108252 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/222585a007818fa753f58db26fd6f1d7.jpg?v=1791724117 Ibuprofen Impurity 52, 98.00% | 67381-50-4 Ibuprofen Impurity 52|C4X-108252|67381-50-4 https://www.jk-sci.com/products/s57c4x-108724 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e6f038d5675bdefd2cd6e61b84f13448.jpg?v=1791723881 Tadalafil Impurity 24, Purity: 99.4% | 951661-81-7 Tadalafil Impurity 24|C4X-108724|951661-81-7 https://www.jk-sci.com/products/s57c4x-124244 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/70269e518a3eca92867b89ed0ce506b6.jpg?v=1791720051 (2α,3α,5α,16β)-2,3-Epoxy-16-(1-pyrrolidinyl)androstan-17-one, 99.40% | 159325-45-8 (2α,3α,5α,16β)-2,3-Epoxy-16-(1-pyrrolidinyl)androstan-17-one|C4X-124244|159325-45-8 https://www.jk-sci.com/products/s57c4x-133835 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/410065197850cc8b3d301a0797eb4ee7.jpg?v=1791719110 Terbinafine lmpurity 35, 92.80% | 138139-82-9 Terbinafine lmpurity 35|C4X-133835|138139-82-9 https://www.jk-sci.com/products/s57c1041324 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a3913759287d145f70ccee2a73e12a3b.jpg?v=1791730323 Brexpiprazole Impurity 113, Purity: 99.4% | 105685-06-1 Brexpiprazole Impurity 113|C1041324|105685-06-1 https://www.jk-sci.com/products/s57c1192354 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/222500_ea36a019-a307-4b56-ba4c-e64e7001ef51.png?v=1791730100 Potassium Acetate, 98.70% | 127-08-2 Potassium Acetate|C1192354|127-08-2 https://www.jk-sci.com/products/s57c1237920 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/62bc0439e4c0574d6f264609576a354c.jpg?v=1791730025 3,6-DibroMopyrazine-2-carbonitrile, Purity: 98.6% | 1351238-11-3 3,6-DibroMopyrazine-2-carbonitrile|C1237920|1351238-11-3 https://www.jk-sci.com/products/s57c4x-25951 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8df30f3fa1020c7d473c9f9150cd8ad8.jpg?v=1791708762 (S)-4-chlorobutane-1,3-diol, Purity: 100.0% | 139013-68-6 (S)-4-chlorobutane-1,3-diol|C4X-25951|139013-68-6 https://www.jk-sci.com/products/s57c4x-25981 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fc831ba3a4d229fc280d907996cf11a7.jpg?v=1791708757 2-hydroxy-1,4-benzoquinone, 97.80% | 2474-72-8 2-hydroxy-1,4-benzoquinone|C4X-25981|2474-72-8 https://www.jk-sci.com/products/s57c4x-26034 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2f7ca10bafa41a887af75fb25f187ba0.jpg?v=1791708752 Etofenamate, Purity: 99.9% | 30544-47-9 Etofenamate|C4X-26034|30544-47-9 https://www.jk-sci.com/products/s57c4x-260610 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d8166578-72fd-46c7-ae02-79eb85b868e9.png?v=1791708751 Pretomanid Impurity 10, 99.40% Pretomanid Impurity 10|C4X-260610 https://www.jk-sci.com/products/s57c1305444 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e96a4dcca3e4a5a77187fff07cfdbe8b.jpg?v=1791729932 Methyl 2-(2-chlorophenyl)-2-(4,5-dihydrothieno[2,3-c]pyridin-6(7H)-yl)acetate hydrochloride, 92.90% | 144457-43-2 Methyl 2-(2-chlorophenyl)-2-(4,5-dihydrothieno[2,3-c]pyridin-6(7H)-yl)acetate hydrochloride|C1305444|144457-43-2 https://www.jk-sci.com/products/s57c4x-26066 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_812586a0-4097-4ca5-92e4-9cfdae4faea9.png?v=1791708746 Pretomanid Impurity 6, 96.80% Pretomanid Impurity 6|C4X-26066 https://www.jk-sci.com/products/s57c1479914 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ea9f15957bb5f72072e2410ffd20e496.jpg?v=1791729594 (4-Isopropyl-3,5-dimethoxyphenyl)methanol, 97.50% | 344396-18-5 (4-Isopropyl-3,5-dimethoxyphenyl)methanol|C1479914|344396-18-5 https://www.jk-sci.com/products/s57c1610254 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8fc1811e1a5b15d5ec975b5e22ee5223.jpg?v=1791729309 2-Amino-2-(pyridin-3-yl)acetamide, 92.50% | 736091-66-0 2-Amino-2-(pyridin-3-yl)acetamide|C1610254|736091-66-0 https://www.jk-sci.com/products/s57c1753136 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/84e53273880a2c3121bd1695c5821943.jpg?v=1791729020 Metoclopramide impurity 01, 99.70% | 82689-92-7 Metoclopramide impurity 01|C1753136|82689-92-7 https://www.jk-sci.com/products/s57c1823530 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/384598.png?v=1791728737 Famprofazone, 97.20% | 22881-35-2 Famprofazone|C1823530|22881-35-2 https://www.jk-sci.com/products/s57c1919114 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/80e8574e76dfa705553752290413aaf9.jpg?v=1791728268 2-Oxopiperidine-3-carboxylic acid, 99.00% | 41888-21-5 2-Oxopiperidine-3-carboxylic acid|C1919114|41888-21-5 https://www.jk-sci.com/products/s57c4x-2607 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/549210.png?v=1791708741 Propantheline Bromide, 95.50% | 50-34-0 Propantheline Bromide|C4X-2607|50-34-0 https://www.jk-sci.com/products/s57c3d-1974 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/416810_9c6c16af-50d6-4f1d-a26f-bbd8f3ee8d50.png?v=1791728048 Citicoline Sodium Salt, Purity: 100.0% | 33818-15-4 Citicoline Sodium Salt|C3D-1974|33818-15-4 https://www.jk-sci.com/products/s57c3d-3876 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/03be0ae8fe23e8ce29ca789e3e004a0b.jpg?v=1791727303 4-Hydroxy-3-methoxy-5-nitrobenzoic acid, 96.60% | 15785-54-3 4-Hydroxy-3-methoxy-5-nitrobenzoic acid|C3D-3876|15785-54-3 https://www.jk-sci.com/products/s57c4x-260810 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/911715_cf1a5be8-c483-43e6-846c-6e3e3ff4ee1a.png?v=1791708741 3-Fluoro-2-Hydroxyacetophenone, 98.50% | 699-92-3 3-Fluoro-2-Hydroxyacetophenone|C4X-260810|699-92-3 https://www.jk-sci.com/products/s57c3d-5971 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/365602.png?v=1791726742 Nervonic acid, 99.40% | 506-37-6 Nervonic acid|C3D-5971|506-37-6 https://www.jk-sci.com/products/s57c4x-26084 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/160426_e275763f-807a-401f-8158-7f8100ffef85.png?v=1791708735 4'-Fluoro-2'-hydroxyacetophenone, 98.70% | 1481-27-2 4'-Fluoro-2'-hydroxyacetophenone|C4X-26084|1481-27-2 https://www.jk-sci.com/products/s57c4x-26086 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/155985.png?v=1791708731 3'-Fluoro-4'-hydroxyacetophenone, 99.80% | 403-14-5 3'-Fluoro-4'-hydroxyacetophenone|C4X-26086|403-14-5 https://www.jk-sci.com/products/s57c3d-6021 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/524944.png?v=1791726713 1-(p-Tolyl)propan-2-one, Purity: 95.9% | 2096-86-8 1-(p-Tolyl)propan-2-one|C3D-6021|2096-86-8 https://www.jk-sci.com/products/s57c4x-1009111 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1c6dd963f977cf6a31fbd01c8702e64a.jpg?v=1791726386 Apremilast Impurity 111, Purity: 97.7% | 60758-79-4 Apremilast Impurity 111|C4X-1009111|60758-79-4 https://www.jk-sci.com/products/s57c4x-105767 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6ffc1ee18a739cc6a13169b4ebe15e72.jpg?v=1791725153 Valsartan Impurity 67, 95.70% | 2254485-68-0 Valsartan Impurity 67|C4X-105767|2254485-68-0 https://www.jk-sci.com/products/s57c4x-1079104 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/272049.png?v=1791724299 Tofacitinib Impurity 104, 97.90% | 39929-79-8 Tofacitinib Impurity 104|C4X-1079104|39929-79-8 https://www.jk-sci.com/products/s57c4x-107960 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/514562.png?v=1791724236 Tofacitinib Impurity 60, Purity: 100.0% | 90213-66-4 Tofacitinib Impurity 60|C4X-107960|90213-66-4 https://www.jk-sci.com/products/s57c4x-108735 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/03164814812acc4b2b9d5bf25c8cc366.jpg?v=1791723874 Tadalafil Impurity 35, Purity: 99.4% | 2169996-11-4 Tadalafil Impurity 35|C4X-108735|2169996-11-4 https://www.jk-sci.com/products/s57c4x-1132119 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/71f26a7ced70d524361d3df269e32264.jpg?v=1791722154 Atorvastatin EP Impurity C Calcium Salt, 95.40% | 693793-53-2 Atorvastatin EP Impurity C Calcium Salt|C4X-1132119|693793-53-2 https://www.jk-sci.com/products/s57c4x-26089 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f59faf3f7eff39800ebbe6da0c0a4a94.jpg?v=1791708730 4'-Fluoro-3'-hydroxyacetophenone, 99.20% | 949159-95-9 4'-Fluoro-3'-hydroxyacetophenone|C4X-26089|949159-95-9 https://www.jk-sci.com/products/s57c4x-113845 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e31c8e3d4003b3ef127aa960a12799dc.jpg?v=1791721878 Dapagliflozin Impurity 45, 99.90% | 864070-18-8 Dapagliflozin Impurity 45|C4X-113845|864070-18-8 https://www.jk-sci.com/products/s57c4x-11653 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fa367607f2929d075cbb027a27ffc177.jpg?v=1791721328 Dexamethasone EP Impurity C, 95.40% | 426-17-5 Dexamethasone EP Impurity C|C4X-11653|426-17-5 https://www.jk-sci.com/products/s57c4x-136935 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_77d87e2d-a4ae-410b-af50-4828f925c654.png?v=1791718548 Mianserin impurity 35, 91.70% Mianserin impurity 35|C4X-136935 https://www.jk-sci.com/products/s57c4x-16813 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/795129.png?v=1791714960 Lisinopril EP Impurity C, 95.60% | 328385-86-0 Lisinopril EP Impurity C|C4X-16813|328385-86-0 https://www.jk-sci.com/products/s57c1048682 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/274042.png?v=1791730312 1,3-Phenylene diacetate, Purity: 98.8% | 108-58-7 1,3-Phenylene diacetate|C1048682|108-58-7 https://www.jk-sci.com/products/s57c1125369 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d87a2dd33ecbdaa086168f7fbf2c7f33.jpg?v=1791730168 Ethyl 3-amino-2-fluorobenzoate, Purity: 99.8% | 1214335-16-6 Ethyl 3-amino-2-fluorobenzoate|C1125369|1214335-16-6 https://www.jk-sci.com/products/s57c1190846 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d457d79f233972a2a2d086917f8ab822.jpg?v=1791730105 Calcipotriol Impurity A, Purity: 99.3% | 126860-84-2 Calcipotriol Impurity A|C1190846|126860-84-2 https://www.jk-sci.com/products/s57c1295355 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/79d97711974e2a03532e984414d09d06.jpg?v=1791729947 (E)-Oct-4-enedioic acid, 99.70% | 14277-16-8 (E)-Oct-4-enedioic acid|C1295355|14277-16-8 https://www.jk-sci.com/products/s57c1424782 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/307724.png?v=1791729687 Diallylacetic Acid Ethyl Ester, 93.50% | 18325-74-1 Diallylacetic Acid Ethyl Ester|C1424782|18325-74-1 https://www.jk-sci.com/products/s57c1588769 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9c622c28ee8a736985aac9c9348fa958_d3fd116b-d162-4538-8ea7-b9c9a5773d3d.jpg?v=1791729402 2-(Methylsulfonyl)aniline, 99.50% | 2987-49-7 2-(Methylsulfonyl)aniline|C1588769|2987-49-7 https://www.jk-sci.com/products/s57c1630270 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2c3cab070d310326007a508575a314a2.jpg?v=1791729259 2-Hydroxy-3-Methoxybenzenesulfonic Acid Potassium Salt, Purity: 97.9% | 859188-04-8 2-Hydroxy-3-Methoxybenzenesulfonic Acid Potassium Salt|C1630270|859188-04-8 https://www.jk-sci.com/products/s57c1833260 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b7a6a3b0b4a13f456e7ec95b3e504ff0_d2c9fbc0-357d-4a67-a96f-1212b91d5770.jpg?v=1791728623 Methyl 1H-Indazole-7-carboxylate, 99.40% | 755752-82-0 Methyl 1H-Indazole-7-carboxylate|C1833260|755752-82-0 https://www.jk-sci.com/products/s57c1915213 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/224743_719cbc54-183a-4986-8193-e52c6bf72b99.png?v=1791728308 Methyl 3,5-dinitrobenzoate, 99.50% | 2702-58-1 Methyl 3,5-dinitrobenzoate|C1915213|2702-58-1 https://www.jk-sci.com/products/s57c1923513 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/239397.png?v=1791728167 Triisopropylhydrosilane, 94.80% | 6485-79-6 Triisopropylhydrosilane|C1923513|6485-79-6 https://www.jk-sci.com/products/s57c3d-25859 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/493851_149c1018-6af0-477a-969b-31fd7beb7aa3.png?v=1791727902 Methyl Oxindole-5-carboxylate, Purity: 98.1% | 199328-10-4 Methyl Oxindole-5-carboxylate|C3D-25859|199328-10-4 https://www.jk-sci.com/products/s57c3d-26003 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/518445.png?v=1791727798 5-Chloro-2-fluoroaniline, 90.40% | 2106-05-0 5-Chloro-2-fluoroaniline|C3D-26003|2106-05-0 https://www.jk-sci.com/products/s57c3d-2826 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/359130_b628526d-1170-4c18-a5f9-87eb3e83df93.png?v=1791727594 H-Ser(tBu)-OH, 93.10% | 18822-58-7 H-Ser(tBu)-OH|C3D-2826|18822-58-7 https://www.jk-sci.com/products/s57c4x-260912 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ff18b1ae83ae4a5ea4de68022a2f4d42.jpg?v=1791708725 Ethacridine Lactate Impurity 12, 86.80% | 20304-69-2 Ethacridine Lactate Impurity 12|C4X-260912|20304-69-2 https://www.jk-sci.com/products/s57c3d-5921 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/867ab95ecbfc390654145ae7832120d1.jpg?v=1791726764 R428, Purity: 99.7% | 1037624-75-1 R428|C3D-5921|1037624-75-1 https://www.jk-sci.com/products/s57c4x-1020177 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_26bb8a0d-3abc-4823-b781-4d06c2d6b2e2.png?v=1791726099 Vonoprazan Impurity 177, 93.70% Vonoprazan Impurity 177|C4X-1020177 https://www.jk-sci.com/products/s57c4x-102091 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6ceec0209ac603e7511d8818ecf9903e.jpg?v=1791726018 Vonoprazan, 99.00% | 881681-00-1 Vonoprazan|C4X-102091|881681-00-1 https://www.jk-sci.com/products/s57c4x-10211 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/26658b1c0bd5c57ab6979a8156e698e0.jpg?v=1791726013 Ganciclovir EP Impurity A, 96.10% | 1797982-93-4 Ganciclovir EP Impurity A|C4X-10211|1797982-93-4 https://www.jk-sci.com/products/s57c4x-103286 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/41b69bdaf44df20acc968031d65d2970.jpg?v=1791725733 Mirabegron Impurity 86, 100.00% | 223673-34-5 Mirabegron Impurity 86|C4X-103286|223673-34-5 https://www.jk-sci.com/products/s57c4x-10903 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ff832b704c2f72a90df6f3b88a7ee018.jpg?v=1791723691 Rivaroxaban EP Impurity B, 100.00% | 1429334-00-8 Rivaroxaban EP Impurity B|C4X-10903|1429334-00-8 https://www.jk-sci.com/products/s57c4x-109630 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1de503571c26fd40c74230c86d3cb927.jpg?v=1791723423 Azilsartan Ethyl Ester Impurity, 99.30% | 1403474-70-3 Azilsartan Ethyl Ester Impurity|C4X-109630|1403474-70-3 https://www.jk-sci.com/products/s57c4x-26111 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/105734.png?v=1791708719 Trimipramine Maleate Salt, Purity: 100.0% | 521-78-8 Trimipramine Maleate Salt|C4X-26111|521-78-8 https://www.jk-sci.com/products/s57c4x-2620 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a5adbdf4da7b1978bf0db6677f25c902.jpg?v=1791708709 Emodepside, 99.60% | 155030-63-0 Emodepside|C4X-2620|155030-63-0 https://www.jk-sci.com/products/s57c4x-26152 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/70e3d12ebace0ad99acc62d11291b9e7.jpg?v=1791708720 Raltegravir EP Impurity C, Purity: 95.5% | 1391918-17-4 Raltegravir EP Impurity C|C4X-26152|1391918-17-4 https://www.jk-sci.com/products/s57c4x-11223 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a56c05b62deca1e7c1908e7216f4ddde.jpg?v=1791722570 Everolimus Impurity 3, 82.70% | 1708118-13-1 Everolimus Impurity 3|C4X-11223|1708118-13-1 https://www.jk-sci.com/products/s57c4x-113128 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9dfa693a91e677b25b32f64f754421a5.jpg?v=1791722258 Brexpiprazole Impurity 28, Purity: 95.5% | 1191900-51-2 Brexpiprazole Impurity 28|C4X-113128|1191900-51-2 https://www.jk-sci.com/products/s57c4x-121020 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7da14d2e2ea3dc6f0c8058a586eaf1ef.jpg?v=1791720570 Cefdinir CP Impurity N, 76.70% | 178601-89-3 Cefdinir CP Impurity N|C4X-121020|178601-89-3 https://www.jk-sci.com/products/s57c4x-26211 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/40eb6f931e0b1f717542d72406c68939.jpg?v=1791708704 Landiolol Impurity 1, 99.40% | 144256-11-1 Landiolol Impurity 1|C4X-26211|144256-11-1 https://www.jk-sci.com/products/s57c4x-12227 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d1be6a87-3119-4faa-9f22-a4f772f61bef.png?v=1791720427 Calcipotriol EP Impurity G, 95.10% Calcipotriol EP Impurity G|C4X-12227 https://www.jk-sci.com/products/s57c4x-262111 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/31011f83dde0464f91e858c374b3c444.jpg?v=1791708699 Landiolol Impurity 11, 94.60% | 4432-25-1 Landiolol Impurity 11|C4X-262111|4432-25-1 https://www.jk-sci.com/products/s57c4x-26212 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/398483_0b4fdae3-9d15-46b6-9b77-edf93057cc38.png?v=1791708696 Landiolol Impurity 2, Purity: 99.0% | 115314-17-5 Landiolol Impurity 2|C4X-26212|115314-17-5 https://www.jk-sci.com/products/s57c4x-139521 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/838a6684dceb367c960d8ea76c0f23fd.jpg?v=1791718187 Folic Acid EP Impurity H, 90.00% | 2366274-27-1 Folic Acid EP Impurity H|C4X-139521|2366274-27-1 https://www.jk-sci.com/products/s57c4x-15141 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1f7c16440d40b2ca58831a1a07f19535.jpg?v=1791716323 Noradrenalone EP Impurity B Hydrochloride, 73.80% | 5090-29-9 Noradrenalone EP Impurity B Hydrochloride|C4X-15141|5090-29-9 https://www.jk-sci.com/products/s57c1011563 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/398771_c85dba03-9247-4d62-be10-b4d3179f7d6e.png?v=1791730377 N-(2-(1H-Indol-3-yl)ethyl)acetamide, Purity: 96.9% | 1016-47-3 N-(2-(1H-Indol-3-yl)ethyl)acetamide|C1011563|1016-47-3 https://www.jk-sci.com/products/s57c1025829 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/118550.png?v=1791730356 Methyl 3-phenylpropionate, 97.90% | 103-25-3 Methyl 3-phenylpropionate|C1025829|103-25-3 https://www.jk-sci.com/products/s57c1059138 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/406400.png?v=1791730298 2,5-dimethyl-2,5-hexanediol, Purity: 99.4% | 110-03-2 2,5-dimethyl-2,5-hexanediol|C1059138|110-03-2 https://www.jk-sci.com/products/s57c1316356 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2db7aa2a1d936d74c9b63758c75f057d.jpg?v=1791729879 1-(Sulfamoylamino)propane, 95.80% | 147962-41-2 1-(Sulfamoylamino)propane|C1316356|147962-41-2 https://www.jk-sci.com/products/s57c1343654 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1b3dec91b52faf1aeb2a0eede9ea3989.jpg?v=1791729819 (R)-1-(1-([1,1'-Biphenyl]-4-yl)-3-chloropropan-2-yl)pyrrolidine-2,5-dione, Purity: 97.4% | 1573000-36-8 (R)-1-(1-([1,1'-Biphenyl]-4-yl)-3-chloropropan-2-yl)pyrrolidine-2,5-dione|C1343654|1573000-36-8 https://www.jk-sci.com/products/s57c4x-262141 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/59cbc4b1535925a2cd50fc770e2c97ae.jpg?v=1791708694 Landiolol Impurity41, Purity: 95.0% | 1582797-17-8 Landiolol Impurity41|C4X-262141|1582797-17-8 https://www.jk-sci.com/products/s57c1347065 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/431542.png?v=1791729811 Ibuprofen Carboxylic Acid, Purity: 99.6% | 15935-54-3 Ibuprofen Carboxylic Acid|C1347065|15935-54-3 https://www.jk-sci.com/products/s57c1707112 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/138928.png?v=1791729117 4,6-Dihydroxy-5-methoxypyrimidine, 97.10% | 5193-84-0 4,6-Dihydroxy-5-methoxypyrimidine|C1707112|5193-84-0 https://www.jk-sci.com/products/s57c1799191 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b12beb40d10a97240fb1db24e9d94edf.jpg?v=1791728843 Corticosterone 21-Carboxylic Acid, 96.70% | 33762-00-4 Corticosterone 21-Carboxylic Acid|C1799191|33762-00-4 https://www.jk-sci.com/products/s57c1806303 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4d19ed010ecb9cb74667c3b5e15b06bf.jpg?v=1791728791 3,4-Dihydroxy-5-Nitrobenzoic Acid, 96.20% | 84211-30-3 3,4-Dihydroxy-5-Nitrobenzoic Acid|C1806303|84211-30-3 https://www.jk-sci.com/products/s57c4x-262148 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2eb11c33-632a-45c8-ad00-b22abcba2880.png?v=1791708687 Landiolol Impurity 48, Purity: 98.8% Landiolol Impurity 48|C4X-262148 https://www.jk-sci.com/products/s57c1826498 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/595821.png?v=1791728701 Histrelin | 76712-82-8 Histrelin|C1826498|76712-82-8 https://www.jk-sci.com/products/s57c4x-26215 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d545cc4c-8c05-468c-b4de-6b11fc2dfdb4.png?v=1791708686 Landiolol Impurity 5 HCl, 98.30% Landiolol Impurity 5 HCl|C4X-26215 https://www.jk-sci.com/products/s57c1832175 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/df44224ba9af05efa5c097fcee34b912.jpg?v=1791728625 (S)-1-tert-Butyl 2-methyl 2,3-dihydro-1H-pyrrole-1,2-dicarboxylate, 95.70% | 83548-46-3 (S)-1-tert-Butyl 2-methyl 2,3-dihydro-1H-pyrrole-1,2-dicarboxylate|C1832175|83548-46-3 https://www.jk-sci.com/products/s57c3d-2670 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ba5862888a586fbe3517ee2c2ac57f00.jpg?v=1791727662 2-Heptyl Chloroformate, 86.50% | 290819-03-3 2-Heptyl Chloroformate|C3D-2670|290819-03-3 https://www.jk-sci.com/products/s57c3d-4352 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/408509_be45977e-ffb7-4241-8abd-8a163b0ad3b3.png?v=1791727190 trans-Ferulic Acid, 100.00% | 537-98-4 trans-Ferulic Acid|C3D-4352|537-98-4 https://www.jk-sci.com/products/s57c4x-26217 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/af7a2a03a5c2364d3ab03d1d3e59cc34.jpg?v=1791708682 Landiolol Impurity 7, 86.50% | 190601-22-0 Landiolol Impurity 7|C4X-26217|190601-22-0 https://www.jk-sci.com/products/s57c4x-10193 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/131cb7ffafeab9789dc1a543854ddc23.jpg?v=1791726159 Fluconazole EP Impurity B, 99.90% | 871550-15-1 Fluconazole EP Impurity B|C4X-10193|871550-15-1 https://www.jk-sci.com/products/s57c4x-102522 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/565053_83929cc5-ed82-4e6d-ad2c-78d702f19b38.png?v=1791725965 Crizotinib impurity 22, 96.80% | 3469-69-0 Crizotinib impurity 22|C4X-102522|3469-69-0 https://www.jk-sci.com/products/s57c4x-106815 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ae9d37fc-4d33-4752-b354-0d8cc7319c52.png?v=1791724729 Imatinib EP Impurity D, 95.30% Imatinib EP Impurity D|C4X-106815 https://www.jk-sci.com/products/s57c4x-108818 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cf61eb1b0c9727ef6f020e5be98bbb24.jpg?v=1791723829 Apixaban Impurity 18, 99.90% | 27143-07-3 Apixaban Impurity 18|C4X-108818|27143-07-3 https://www.jk-sci.com/products/s57c4x-108825 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8c19d5d5-6b8b-4a94-87e3-11b3be71899e.png?v=1791723823 Apixaban Impurity 25, Purity: 100.0% Apixaban Impurity 25|C4X-108825 https://www.jk-sci.com/products/s57c4x-1089125 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3232a2779f17379b3e654bbd0f18db8a.jpg?v=1791723774 Dabigatran Impurity 125, 97.70% | 2225986-94-5 Dabigatran Impurity 125|C4X-1089125|2225986-94-5 https://www.jk-sci.com/products/s57c4x-262185 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f1265e7d-3191-4fa6-953c-fb9c660ae199.png?v=1791708676 Landiolol Impurity 85, Purity: 100.0% Landiolol Impurity 85|C4X-262185 https://www.jk-sci.com/products/s57c4x-1090181 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_50629f53-7a3a-4554-aafd-951b9e63abe1.png?v=1791723701 Rivaroxaban Impurity 181, 99.60% Rivaroxaban Impurity 181|C4X-1090181 https://www.jk-sci.com/products/s57c4x-113588 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/994f812e25e300e2ac5db1eeb5e30053.jpg?v=1791721967 Olaparib Impurity 88, 94.40% | 1062292-60-7 Olaparib Impurity 88|C4X-113588|1062292-60-7 https://www.jk-sci.com/products/s57c4x-137520 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/281df6886c8064f898167da57c798f67.jpg?v=1791718441 Mivacurium Chloride Impurity 20, 90.50% | 117676-61-6 Mivacurium Chloride Impurity 20|C4X-137520|117676-61-6 https://www.jk-sci.com/products/s57c4x-262210 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/522e6b76a5f6f84a7dad6b8280b9af93.jpg?v=1791708672 Ramelteon Impurity 10 HCl, 98.00% | 1053239-39-6 Ramelteon Impurity 10 HCl|C4X-262210|1053239-39-6 https://www.jk-sci.com/products/s57c4x-15194 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ce6be4ec913d4a2ad5b8f4a5fe603b19.jpg?v=1791716220 Propranolol EP Impurity C, 92.30% | 17216-10-3 Propranolol EP Impurity C|C4X-15194|17216-10-3 https://www.jk-sci.com/products/s57c4x-2622 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/618203.png?v=1791708677 Ramelteon, 95.30% | 196597-26-9 Ramelteon|C4X-2622|196597-26-9 https://www.jk-sci.com/products/s57c4x-15195 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/57179ca021507efc84a9f8a212899caf.jpg?v=1791716215 Propranolol Impurity 5, 95.00% | 2007-72-9 Propranolol Impurity 5|C4X-15195|2007-72-9 https://www.jk-sci.com/products/s57c4x-262214 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c14d2548715117cdb6f63a25ea48b5d2.jpg?v=1791708665 Ramelteon Impurity 14, 99.60% | 326793-94-6 Ramelteon Impurity 14|C4X-262214|326793-94-6 https://www.jk-sci.com/products/s57c4x-262224 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dc9631be2217a10c1c855118cd8fcfb6.jpg?v=1791708662 Ramelteon Impurity 24, 99.40% | 221530-38-7 Ramelteon Impurity 24|C4X-262224|221530-38-7 https://www.jk-sci.com/products/s57c1031838 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/414490.png?v=1791730344 4-methylbenzyl chloride, 95.40% | 104-82-5 4-methylbenzyl chloride|C1031838|104-82-5 https://www.jk-sci.com/products/s57c4x-262229 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_42d3b956-5ff2-46d6-bca0-fe71fab78df6.png?v=1791708660 Ramelteon Impurity 29, Purity: 97.9% Ramelteon Impurity 29|C4X-262229 https://www.jk-sci.com/products/s57c1041580 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/294441.png?v=1791730321 4-(Diethylamino)-2-butyn-1-ol, 98.50% | 10575-25-4 4-(Diethylamino)-2-butyn-1-ol|C1041580|10575-25-4 https://www.jk-sci.com/products/s57c1064305 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0f880fef9b949db52d91857344942914.jpg?v=1791730272 Bexagliflozin, 98.50% | 1118567-05-7 Bexagliflozin|C1064305|1118567-05-7 https://www.jk-sci.com/products/s57c1101722 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/607803.png?v=1791730231 Acetylmalononitrile, 97.50% | 1187-11-7 Acetylmalononitrile|C1101722|1187-11-7 https://www.jk-sci.com/products/s57c4x-26224 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_431e9993-1134-4866-a487-ffe321265820.png?v=1791708656 Ramelteon Impurity 4, Purity: 99.4% Ramelteon Impurity 4|C4X-26224 https://www.jk-sci.com/products/s57c1174615 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d5da84b1ec1b2ffea079944015f45372.jpg?v=1791730126 Alectinib Hydrochloride, 98.40% | 1256589-74-8 Alectinib Hydrochloride|C1174615|1256589-74-8 https://www.jk-sci.com/products/s57c1178084 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/369174.png?v=1791730120 Glyceryl trinonate, 98.40% | 126-53-4 Glyceryl trinonate|C1178084|126-53-4 https://www.jk-sci.com/products/s57c1293294 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bd48869e9732015c73b84fcf4a3964bc.jpg?v=1791729948 Vericiguat Impurity N dihydrochloride, 96.80% | 1426309-48-9 Vericiguat Impurity N dihydrochloride|C1293294|1426309-48-9 https://www.jk-sci.com/products/s57c1547120 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/590116.png?v=1791729459 1-Chloro-4-(3-chloropropyl)benzene, Purity: 100.0% | 64473-34-3 1-Chloro-4-(3-chloropropyl)benzene|C1547120|64473-34-3 https://www.jk-sci.com/products/s57c1710558 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/24f96dfa3649fe1a3f760e1409772f7e.jpg?v=1791729109 2-Acetoxy-5-(2-bromoacetyl)benzyl acetate, 97.30% | 24085-07-2 2-Acetoxy-5-(2-bromoacetyl)benzyl acetate|C1710558|24085-07-2 https://www.jk-sci.com/products/s57c1725603 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/590848_4c15c7ba-fa4f-4c8c-b76f-deb01068679a.png?v=1791729062 4-Hydroxy-3-pyridinesulfonic Acid, 96.60% | 51498-37-4 4-Hydroxy-3-pyridinesulfonic Acid|C1725603|51498-37-4 https://www.jk-sci.com/products/s57c1837607 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/589024_b21bfcdd-732b-4c16-be0d-b3ecfbc02c48.png?v=1791728612 Methyl 2-chloroisonicotinate, Purity: 100.0% | 58481-11-1 Methyl 2-chloroisonicotinate|C1837607|58481-11-1 https://www.jk-sci.com/products/s57c1891690 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/673af867807615aca109a7cfd90b6a64.jpg?v=1791728437 6-Methyl-1,3-dihydrofuro[3,4-c]pyridin-7-o, 95.50% | 5196-20-3 6-Methyl-1,3-dihydrofuro[3,4-c]pyridin-7-o|C1891690|5196-20-3 https://www.jk-sci.com/products/s57c3d-2482 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/508752_3f5cc5ca-22e5-4605-9fa4-9c32e8d14c5c.png?v=1791727952 Nα-(5-Fluoro-2,4-dinitrophenyl)-L-alaninamide, Purity: 99.3% | 95713-52-3 Nα-(5-Fluoro-2,4-dinitrophenyl)-L-alaninamide|C3D-2482|95713-52-3 https://www.jk-sci.com/products/s57c3d-25843 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/398250.png?v=1791727915 4-Chloro-3,5-dinitrobenzotrifluoride, 97.90% | 393-75-9 4-Chloro-3,5-dinitrobenzotrifluoride|C3D-25843|393-75-9 https://www.jk-sci.com/products/s57c3d-25917 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0058f23e8e465ec4ed0ebab42d2d1098_4bf858ec-d00c-4b4d-b1f4-540874dcfe23.jpg?v=1791727851 Apramycin Sulfate, 66.80% | 65710-07-8 Apramycin Sulfate|C3D-25917|65710-07-8 https://www.jk-sci.com/products/s57c3d-4143 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/06989bd5593e65b9dce65f35df98a7a6_4b96b3cd-50a7-4222-815a-8dd57a4ccdfb.jpg?v=1791727251 Sodium 4,4＇-oxybis(butane-1-sulfonate), 98.30% | 183278-30-0 Sodium 4,4＇-oxybis(butane-1-sulfonate)|C3D-4143|183278-30-0 https://www.jk-sci.com/products/s57c4x-262321 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_231e7956-9aeb-4177-b72e-7cf6c732386b.png?v=1791708651 Procaine Impurity 21, 95.60% Procaine Impurity 21|C4X-262321 https://www.jk-sci.com/products/s57c4x-10121 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0719d1a6870f718f9129105fecf9cc19.jpg?v=1791726295 Baclofen EP Impurity A, 95.60% | 22518-27-0 Baclofen EP Impurity A|C4X-10121|22518-27-0 https://www.jk-sci.com/products/s57c4x-10132 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/83514e31d526a6bc0aac3d5b6a80083d.jpg?v=1791726280 Bicalutamide EP Impurity A, 99.10% | 90357-05-4 Bicalutamide EP Impurity A|C4X-10132|90357-05-4 https://www.jk-sci.com/products/s57c4x-22423 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/71d0b0247493e5c6e9829d4ac499a16e.jpg?v=1791710173 Alendronic Acid Impurity 3, 99.40% | 73858-59-0 Alendronic Acid Impurity 3|C4X-22423|73858-59-0 https://www.jk-sci.com/products/s57c4x-22101 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d34480599b93db642b52f8bf8c5bd09e.jpg?v=1791710482 Tiamulin EP Impurity L, 99.60% | 31716-01-5 Tiamulin EP Impurity L|C4X-22101|31716-01-5 https://www.jk-sci.com/products/s57c4x-105665 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/596702.png?v=1791725218 Vortioxetine Impurity 65, 95.20% | 18800-53-8 Vortioxetine Impurity 65|C4X-105665|18800-53-8 https://www.jk-sci.com/products/s57c4x-228713 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2a7943e42b3dbfd82e7e4895b1fc5ba8.jpg?v=1791709889 Carteolol EP Impurity G, 95.40% | 54945-72-1 Carteolol EP Impurity G|C4X-228713|54945-72-1 https://www.jk-sci.com/products/s57c4x-22605 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a35263fe508d0dc550b36db38132fceb.jpg?v=1791710004 Baricitinib Impurity 5, 96.90% | 2271228-52-3 Baricitinib Impurity 5|C4X-22605|2271228-52-3 https://www.jk-sci.com/products/s57c4x-108539 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5f9f7896c9bd3186b215e7cd1460e236.jpg?v=1791723944 Ambroxol Impurity 39, Purity: 96.0% | 1797894-71-3 Ambroxol Impurity 39|C4X-108539|1797894-71-3 https://www.jk-sci.com/products/s57c4x-108995 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/402341.png?v=1791723744 Dabigatran Impurity 95, Purity: 97.3% | 3839-35-8 Dabigatran Impurity 95|C4X-108995|3839-35-8 https://www.jk-sci.com/products/s57c4x-23106 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/823470750aa51ebb4b0274c0d183e1f2.jpg?v=1791709726 Carbidopa EP Impurity F, 95.20% | 1458640-32-8 Carbidopa EP Impurity F|C4X-23106|1458640-32-8 https://www.jk-sci.com/products/s57c4x-2339 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/786133_2c0c7b35-8fb9-4b8e-b083-ef30fe987056.png?v=1791709662 Rufinamide, Purity: 100.0% | 106308-44-5 Rufinamide|C4X-2339|106308-44-5 https://www.jk-sci.com/products/s57c4x-229718 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b42276ef-3c50-4546-b04b-775ba2cf78ab.png?v=1791709789 Tegoprazan Impurity 18, Purity: 99.7% | 942485-42-9 Tegoprazan Impurity 18|C4X-229718|942485-42-9 https://www.jk-sci.com/products/s57c4x-23832 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0c92d1848dac914f1adfbfee1f5b8864.jpg?v=1791709611 Tenoxicam EP Impurity D, 99.30% | 52781-01-8 Tenoxicam EP Impurity D|C4X-23832|52781-01-8 https://www.jk-sci.com/products/s57c4x-1135116 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_cc00935f-daee-47b6-95f8-a91c79b50fd5.png?v=1791722030 Olaparib Impurity 116, 95.20% Olaparib Impurity 116|C4X-1135116 https://www.jk-sci.com/products/s57c4x-240935 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/985155f403598883223231e6ac0f697e.jpg?v=1791709445 Lifitegrast Impurity 35, 95.20% | 2295862-29-0 Lifitegrast Impurity 35|C4X-240935|2295862-29-0 https://www.jk-sci.com/products/s57c4x-24058 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9cb9cff5-c6dd-4653-852f-a4fb5c50e990.png?v=1791709476 Upadacitinib Impurity 8, 99.20% Upadacitinib Impurity 8|C4X-24058 https://www.jk-sci.com/products/s57c4x-116510 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0fea4afa1322f11986b354840223c5fc.jpg?v=1791721353 Dexamethasone EP Impurity J, 90.50% | 2036-77-3 Dexamethasone EP Impurity J|C4X-116510|2036-77-3 https://www.jk-sci.com/products/s57c4x-240536 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_71733ced-6db4-4d92-8e46-cf0c21de1a6a.png?v=1791709502 Upadacitinib Impurity 36, 91.70% Upadacitinib Impurity 36|C4X-240536 https://www.jk-sci.com/products/s57c4x-240311 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f4a4c0e9df6dceb2a6a12680ab7e7b57.jpg?v=1791709562 Tibolone EP Impurity E, 96.10% | 105186-33-2 Tibolone EP Impurity E|C4X-240311|105186-33-2 https://www.jk-sci.com/products/s57c4x-241610 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f458253a-6d28-4d6e-bf7f-e3ff8cfb0833.png?v=1791709420 Cenobamate impurity 10, 95.40% Cenobamate impurity 10|C4X-241610 https://www.jk-sci.com/products/s57c4x-116543 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0b6ee3e4-ada5-4a72-8b31-4ae4c0f1c25f.png?v=1791721312 Dexamethasone Impurity 43, 97.30% Dexamethasone Impurity 43|C4X-116543 https://www.jk-sci.com/products/s57c4x-241918 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/317259_34645959-791d-4aba-8faf-76907ef562f7.png?v=1791874298 Adenosine Triphosphate, Purity: 96.4% | 56-65-5 Adenosine Triphosphate|C4X-241918|56-65-5 https://www.jk-sci.com/products/s57c4x-122221 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c69cf3452c436069a4065c0862b6e2b8.jpg?v=1791720433 Calcipotriol Impurity 21, 94.80% | 143032-85-3 Calcipotriol Impurity 21|C4X-122221|143032-85-3 https://www.jk-sci.com/products/s57c4x-242733 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cdc6600346284e6aeb046fc02b1e86a1.jpg?v=1791709357 Piperazine Impurity 33, 99.70% | 2639426-95-0 Piperazine Impurity 33|C4X-242733|2639426-95-0 https://www.jk-sci.com/products/s57c4x-24304 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8b010c98ce7d35f268bde7115c224500.jpg?v=1791709295 Perampanel Impurity 4, 99.20% | 380918-53-6 Perampanel Impurity 4|C4X-24304|380918-53-6 https://www.jk-sci.com/products/s57c4x-242937 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/76bbc8c94daa89d6bc9b66ee9a4c54a1.jpg?v=1791709327 Relugolix Impurity 37, 97.70% | 1589503-93-4 Relugolix Impurity 37|C4X-242937|1589503-93-4 https://www.jk-sci.com/products/s57c4x-243517 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/426937_de261a3a-8957-4f1f-b8ff-227675a419cb.png?v=1791709259 Drotaverine Impurity 17, 99.60% | 2050-46-6 Drotaverine Impurity 17|C4X-243517|2050-46-6 https://www.jk-sci.com/products/s57c4x-12242 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6914f60e1c2d6af006e56c2ae82309c4_fe121d6c-d901-4f15-872f-088076c99c7c.jpg?v=1791720417 Cefradine EP Impurity A/Cefadroxil EP Impurity B, 99.90% | 22252-43-3 Cefradine EP Impurity A/Cefadroxil EP Impurity B|C4X-12242|22252-43-3 https://www.jk-sci.com/products/ts246cs-0108435 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/622874.png?v=1791662707 (R)-1-[(SP)-2-[Bis(4-methoxy-3,5-dimethylphenyl)phosphino]ferrocenyl}ethyldi-tert-butylphosphine, 97.00%+ | 187733-50-2 (R)-1-[(SP)-2-[Bis(4-methoxy-3,5-dimethylphenyl)phosphino]ferrocenyl}ethyldi-tert-butylphosphine|CS-0108435|187733-50-2 https://www.jk-sci.com/products/s57c4x-133913 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7c539f1cd286e3f07b6a9b57457eefb9.jpg?v=1791719097 Umeclidinium Impurity 13, 99.00% | 2253743-36-9 Umeclidinium Impurity 13|C4X-133913|2253743-36-9 https://www.jk-sci.com/products/s57c4x-24441 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c41c8cd6ca78a2f74b59dceb642db09e.jpg?v=1791709235 Methocarbamol Impurity 1, 99.50% | 10488-39-8 Methocarbamol Impurity 1|C4X-24441|10488-39-8 https://www.jk-sci.com/products/s57c4x-24586 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c85a55fa-49d2-4009-993b-74b522bfea04.png?v=1791709203 Perospirone Impurity 6 HCl, 94.30% Perospirone Impurity 6 HCl|C4X-24586 https://www.jk-sci.com/products/s57c4x-136421 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/43482635459b18d7ab44634c3669f0d4.jpg?v=1791718673 Lercanidipine Impurity 21 HCl, 95.40% | 210579-71-8 Lercanidipine Impurity 21 HCl|C4X-136421|210579-71-8 https://www.jk-sci.com/products/s57c4x-2463 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/537623_46258190-e8e9-41fe-b7c4-87109cd1e7bf.png?v=1791709184 Bamethan Hemisulfate Salt, 95.10% | 5716-20-1 Bamethan Hemisulfate Salt|C4X-2463|5716-20-1 https://www.jk-sci.com/products/s57c4x-246624 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ec34bc64-6a41-4a4e-b327-cf542619bde3.png?v=1791709166 Labetalol EP Impurity E, 91.50% Labetalol EP Impurity E|C4X-246624 https://www.jk-sci.com/products/s57c4x-246714 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_469e8464-89ef-4e1e-a6c7-409d9f92c994.png?v=1791709142 Pinaverium Bromide Impurity 14, 99.80% Pinaverium Bromide Impurity 14|C4X-246714 https://www.jk-sci.com/products/s57c4x-13965 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/520155.png?v=1791718135 Azelastine EP Impurity E, 99.90% | 20526-97-0 Azelastine EP Impurity E|C4X-13965|20526-97-0 https://www.jk-sci.com/products/s57c4x-246910 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d520962745fa80e508e6ff2c7295b67e.jpg?v=1791709130 Meclofenoxate Impurity 10, 97.70% | 41944-93-8 Meclofenoxate Impurity 10|C4X-246910|41944-93-8 https://www.jk-sci.com/products/s57c4x-247838 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/00014d2314ff14ce6754fe6b714d2fb8.jpg?v=1791709119 Lasmiditan HCl, 98.50% | 613677-28-4 Lasmiditan HCl|C4X-247838|613677-28-4 https://www.jk-sci.com/products/s57c1142258 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b878be30205fb224a51ad1e1ea63f190.jpg?v=1791730151 (3R,5R)-3-(Boc-amino)-5-Methylpiperidine, 95.00% | 1227919-32-5 (3R,5R)-3-(Boc-amino)-5-Methylpiperidine|C1142258|1227919-32-5 https://www.jk-sci.com/products/s57c4x-24858 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_32bcbfcd-8c8d-40e6-b8dc-78fab80bc95b.png?v=1791709098 Evocalcet Impurity 8, 96.60% Evocalcet Impurity 8|C4X-24858 https://www.jk-sci.com/products/s57c1225941 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/546908.png?v=1791730047 Menthyl anthranilate, Purity: 100.0% | 134-09-8 Menthyl anthranilate|C1225941|134-09-8 https://www.jk-sci.com/products/s57c4x-24882 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/316206_8d66ebb9-8c15-4c55-a85e-41a8831bcb57.png?v=1791709068 Glucosamine EP Impurity E, 94.90% | 67-47-0 Glucosamine EP Impurity E|C4X-24882|67-47-0 https://www.jk-sci.com/products/s57c4x-2494130 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ca279090ea2d3c3a6df1a2d6bbba8f93.jpg?v=1791709043 Dotinurad Impurity 130, 98.70% | 1368227-41-1 Dotinurad Impurity 130|C4X-2494130|1368227-41-1 https://www.jk-sci.com/products/s57c4x-24939 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e922174565e16f3577ef5a84b2eba305.jpg?v=1791709054 2-[Carboxymethyl(nitroso)amino]acetic acid, 93.30% | 25081-31-6 2-[Carboxymethyl(nitroso)amino]acetic acid|C4X-24939|25081-31-6 https://www.jk-sci.com/products/s57c4x-249424 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/73dfaaa8fc843f5e98f12f22f55fc02e.jpg?v=1791709027 Dotinurad Impurity 24, 98.20% | 4433-53-8 Dotinurad Impurity 24|C4X-249424|4433-53-8 https://www.jk-sci.com/products/s57c4x-248738 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f729fe44f390c07f6237f4dba0b90b10.jpg?v=1791709082 Rimegepant Impurity 38, 98.10% | 1373116-05-2 Rimegepant Impurity 38|C4X-248738|1373116-05-2 https://www.jk-sci.com/products/s57c1391398 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/56d95c3b26dc3b852cf161ff2460746c.jpg?v=1791729705 2-[(2-Chloro-4-nitrophenoxy)methyl]pyridine, Purity: 100.0% | 179687-79-7 2-[(2-Chloro-4-nitrophenoxy)methyl]pyridine|C1391398|179687-79-7 https://www.jk-sci.com/products/s57c4x-249438 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d5af478b-8e6d-4c5a-8e13-635e19431723.png?v=1791709013 Dotinurad Impurity 38, 90.60% Dotinurad Impurity 38|C4X-249438 https://www.jk-sci.com/products/s57c1425520 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/aab0376c7b8e91de988259b0c7db7a63.jpg?v=1791729682 ethyl 1-(2-ethoxy-2-oxoethyl)piperidine-4-carboxylate, 95.70% | 1838-39-7 ethyl 1-(2-ethoxy-2-oxoethyl)piperidine-4-carboxylate|C1425520|1838-39-7 https://www.jk-sci.com/products/s57c1492499 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/217080_a5cb69b3-b152-4ee2-b3ba-f19311a12752.png?v=1791729578 (R)-2-Methyl Proline | 63399-77-9 (R)-2-Methyl Proline|C1492499|63399-77-9 https://www.jk-sci.com/products/s57c4x-249464 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b2c77ee0-0bb7-4cf8-a0bb-7418cc5b983d.png?v=1791708983 Dotinurad Impurity 64, 92.80% Dotinurad Impurity 64|C4X-249464 https://www.jk-sci.com/products/s57c4x-249448 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3ad70008-c1df-4a62-97e8-c3f59ee667d2.png?v=1791709001 Dotinurad Impurity 48, 99.10% Dotinurad Impurity 48|C4X-249448 https://www.jk-sci.com/products/s57c4x-249529 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_cae00f74-798c-4937-b796-5f4df7a2d1c2.png?v=1791708973 Venetoclax Impurity 29, Purity: 100.0% Venetoclax Impurity 29|C4X-249529 https://www.jk-sci.com/products/s57c4x-250325 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/47381cc0ffe504c58fb358cf56f18c21.jpg?v=1791708959 5-(Phenylamino)-2,4-Pentadienal, 99.70% | 17432-66-5 5-(Phenylamino)-2,4-Pentadienal|C4X-250325|17432-66-5 https://www.jk-sci.com/products/s57c4x-25035 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/593562_a56521d4-b0cc-42b1-86cf-5256f5f9d26e.png?v=1791708949 Indocyanine Green, 92.30% | 3599-32-4 Indocyanine Green|C4X-25035|3599-32-4 https://www.jk-sci.com/products/s57c4x-250339 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5256661d907849c21f900a9aba9e9651.jpg?v=1791708954 Indocyanine Green Impurity 39, Purity: 99.9% | 2589435-65-2 Indocyanine Green Impurity 39|C4X-250339|2589435-65-2 https://www.jk-sci.com/products/s57c1528689 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dce5248832186bca72509d282a631bf1.jpg?v=1791729503 1-(Piperidin-2-yl)propan-2-one hydrochloride, Purity: 100.0% | 5984-61-2 1-(Piperidin-2-yl)propan-2-one hydrochloride|C1528689|5984-61-2 https://www.jk-sci.com/products/s57c4x-25082 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/343587_991e4a58-e6a5-40b5-b986-a1b5ded09aa8.png?v=1791708933 Maropitant Impurty 2(M11), Purity: 98.9% | 85943-26-6 Maropitant Impurty 2(M11)|C4X-25082|85943-26-6 https://www.jk-sci.com/products/s57c1620002 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9de73a492426aaf9105833c174a4494e.jpg?v=1791729281 2-Chloro-1-propanamine Hydrochloride, 98.10% | 6266-35-9 2-Chloro-1-propanamine Hydrochloride|C1620002|6266-35-9 https://www.jk-sci.com/products/s57c1630962 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/107719.png?v=1791729257 3-Hydroxy-1-methylpyrrolidine-2,5-dione, Purity: 99.8% | 19948-27-7 3-Hydroxy-1-methylpyrrolidine-2,5-dione|C1630962|19948-27-7 https://www.jk-sci.com/products/s57c1634403 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c649d1f8-7497-4189-a0da-67e5702d82bf.png?v=1791729251 2-Methyl-3H-benzo[e]indole, Purity: 99.6% | 57582-31-7 2-Methyl-3H-benzo[e]indole|C1634403|57582-31-7 https://www.jk-sci.com/products/s57c4x-25191 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1fa01d824228807969cfaeba2a17984f_835c50bf-7d08-4cc7-96ac-f2ac2affdea4.jpg?v=1791708927 Ensitrelvir Impurity 1, 99.80% | 1360105-53-8 Ensitrelvir Impurity 1|C4X-25191|1360105-53-8 https://www.jk-sci.com/products/s57c4x-252012 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_bb13246d-b3e2-4199-bfbd-c455fef4fa4f.png?v=1791708912 Pitolisant impurity 12, 97.20% Pitolisant impurity 12|C4X-252012 https://www.jk-sci.com/products/s57c4x-2520 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d479d9df3a3f82685b986a5aeed0b2f8.jpg?v=1791708920 Pitolisant, 96.60% | 362665-56-3 Pitolisant|C4X-2520|362665-56-3 https://www.jk-sci.com/products/s57c4x-2535 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6fec866585bfd16d2270cabb83a08b04_cec09654-9b31-4141-a84c-61dae5411de2.jpg?v=1791708858 Cryptochlorogenic Acid, 80.90% | 905-99-7 Cryptochlorogenic Acid|C4X-2535|905-99-7 https://www.jk-sci.com/products/s57c4x-25209 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_79dd61aa-fbd4-49f5-9636-8237b55bd652.png?v=1791708872 Pitolisant impurity 9, 97.70% Pitolisant impurity 9|C4X-25209 https://www.jk-sci.com/products/s57c4x-252018 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_334631b6-7a33-4a19-8a65-7a132dc7b26b.png?v=1791708907 Pitolisant impurity 18, 96.80% Pitolisant impurity 18|C4X-252018 https://www.jk-sci.com/products/s57c4x-252025 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/63102ea013dd9cefdc41f6b990d0b805.jpg?v=1791708902 Pitolisant impurity 25, 96.70% | 2307451-04-1 Pitolisant impurity 25|C4X-252025|2307451-04-1 https://www.jk-sci.com/products/s57c4x-25203 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_29e2a76a-5a9b-43ae-bd0c-665e02313c92.png?v=1791708891 Pitolisant impurity 3, 92.00% Pitolisant impurity 3|C4X-25203 https://www.jk-sci.com/products/s57c4x-253619 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4dd0e7a9b6339aa71eefc89e01175235.jpg?v=1791708848 L-Ornithine L-Aspartate Impurity 19, Purity: 100.0% | 60259-82-7 L-Ornithine L-Aspartate Impurity 19|C4X-253619|60259-82-7 https://www.jk-sci.com/products/s57c1653819 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/114213.png?v=1791729229 3-(Aminomethyl)benzoic Acid Hydrochloride, 96.50% | 876-03-9 3-(Aminomethyl)benzoic Acid Hydrochloride|C1653819|876-03-9 https://www.jk-sci.com/products/s57c1796878 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a7bd91252967352aded8a38cf03651e7.jpg?v=1791728872 Decarboxy carnosine DiHCl | 57022-38-5 Decarboxy carnosine DiHCl|C1796878|57022-38-5 https://www.jk-sci.com/products/s57c4x-25205 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0842b4bf-1c93-48ca-ba3d-c6df618c7cf1.png?v=1791708887 Pitolisant impurity 5, 97.40% Pitolisant impurity 5|C4X-25205 https://www.jk-sci.com/products/s57c1850018 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ec7a3b0272575586bf04c6c11448fe45.jpg?v=1791728576 Sultopride, Purity: 99.8% | 53583-79-2 Sultopride|C1850018|53583-79-2 https://www.jk-sci.com/products/s57c3d-2396 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/513977_c36cea26-83e5-451e-9722-a566c3a129c9.png?v=1791727966 1-Phenyl-1-propanol, 97.60% | 93-54-9 1-Phenyl-1-propanol|C3D-2396|93-54-9 https://www.jk-sci.com/products/s57c4x-25372 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/612250_69081035-3948-4a96-8981-8dd125e37fb9.png?v=1791708834 Ammonium Glycyrrhizate, 91.30% | 53956-04-0 Ammonium Glycyrrhizate|C4X-25372|53956-04-0 https://www.jk-sci.com/products/s57c4x-25365 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a187fe5ef1846d2594703babcf12be85.jpg?v=1791708842 L-Ornithine L-Aspartate Impurity 6, 90.20% | 1174925-92-8 L-Ornithine L-Aspartate Impurity 6|C4X-25365|1174925-92-8 https://www.jk-sci.com/products/s57c4x-25512 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/243723_92e0b3c1-5a4e-42e3-af7b-3fe617587c65.png?v=1791708828 D-Glucose monohydrate, 99.00% | 14431-43-7 D-Glucose monohydrate|C4X-25512|14431-43-7 https://www.jk-sci.com/products/s57c4x-25534 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/291315_b2ca5794-bfb6-4a71-a34b-f2ee2efde77e.png?v=1791708819 2-Methyl-2-imidazoline, Purity: 100.0% | 534-26-9 2-Methyl-2-imidazoline|C4X-25534|534-26-9 https://www.jk-sci.com/products/s57c4x-25623 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1fa3b7b1dbb7ca6bb83be965be63dd69.jpg?v=1791708807 5-oxo-1-(4-sulfonatophenyl)-4H-pyrazole-3-carboxylate Disodium Salt, 90.30% | 3473-75-4 5-oxo-1-(4-sulfonatophenyl)-4H-pyrazole-3-carboxylate Disodium Salt|C4X-25623|3473-75-4 https://www.jk-sci.com/products/s57c4x-25553 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e0046853-caf1-4546-9d46-350891d2f82b.png?v=1791708812 Bicyclic Chinese Pharmacopoeia Impurity 2, 98.10% Bicyclic Chinese Pharmacopoeia Impurity 2|C4X-25553 https://www.jk-sci.com/products/s57c3d-4457 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/296317_0a016cd7-5bf1-4f57-a5cf-427bcc78d2e0.png?v=1791727157 4-Methyloctane, Purity: 100.0% | 2216-34-4 4-Methyloctane|C3D-4457|2216-34-4 https://www.jk-sci.com/products/s57c3d-6170 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/31546ed60c4c3b2152dc92724ae657c9.jpg?v=1791726641 [1,1'-Biphenyl]-3-yl(phenyl)methanone, Purity: 99.6% | 3378-09-4 [1,1'-Biphenyl]-3-yl(phenyl)methanone|C3D-6170|3378-09-4 https://www.jk-sci.com/products/s57c4x-104340 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/123765.png?v=1791725564 Celecoxib Impurity 40, Purity: 100.0% | 4392-54-5 Celecoxib Impurity 40|C4X-104340|4392-54-5 https://www.jk-sci.com/products/s57c4x-25693 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4d5e0e46-23f1-48d0-b515-b757e94b1ef6.png?v=1791708799 Paraben Impurity 3, 95.80% Paraben Impurity 3|C4X-25693 https://www.jk-sci.com/products/s57c4x-106314 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ba5b65b3dfad49036565b72af096f173.jpg?v=1791724994 Edoxaban Impurity 14, 87.00% | 2244103-96-4 Edoxaban Impurity 14|C4X-106314|2244103-96-4 https://www.jk-sci.com/products/s57c4x-25833 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/435076_f9366015-ff59-484d-b0f2-7e2d9647d6c8.png?v=1791708769 Phenylbutyrate EP Impurity B, 97.10% | 529-34-0 Phenylbutyrate EP Impurity B|C4X-25833|529-34-0 https://www.jk-sci.com/products/s57c4x-258316 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_dfc036eb-f686-4761-bdec-877e0366895e.png?v=1791708778 Phenylbutyrate Impurity 16, Purity: 97.3% Phenylbutyrate Impurity 16|C4X-258316 https://www.jk-sci.com/products/s57c4x-25791 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/326563_dfbe5c23-209f-41c3-b139-1cdedebd4e38.png?v=1791708794 4-Aminobenzyl Alcohol, Purity: 99.5% | 623-04-1 4-Aminobenzyl Alcohol|C4X-25791|623-04-1 https://www.jk-sci.com/products/s57c4x-107142 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c77da708da8ff63a27518b167722b304.jpg?v=1791724627 Axitinib Impurity 42, 96.70% | 808142-24-7 Axitinib Impurity 42|C4X-107142|808142-24-7 https://www.jk-sci.com/products/s57c4x-25961 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/315965_72f542f5-eb40-4877-95a5-30b56270f6b1.png?v=1791708757 1-(Chloromethyl)naphthalene, 99.50% | 86-52-2 1-(Chloromethyl)naphthalene|C4X-25961|86-52-2 https://www.jk-sci.com/products/s57c4x-10852 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/90062d92377cf6065e1959a0db91d84f.jpg?v=1791723962 Ambroxol EP Impurity B, 92.10% | 18683-95-9 Ambroxol EP Impurity B|C4X-10852|18683-95-9 https://www.jk-sci.com/products/s57c4x-2606 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/60f9e41b6d5ffda5f932543270f46701.jpg?v=1791708752 Pretomanid, 99.50% | 187235-37-6 Pretomanid|C4X-2606|187235-37-6 https://www.jk-sci.com/products/s57c4x-26083 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/503618_4f4502cb-bb0f-4760-9007-a720e980833f.png?v=1791708736 2'-Fluoro-6'-hydroxyacetophenone, 99.00% | 93339-98-1 2'-Fluoro-6'-hydroxyacetophenone|C4X-26083|93339-98-1 https://www.jk-sci.com/products/s57c4x-26067 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1c45fe5a-624a-4cce-9d6e-07e99367890e.png?v=1791708746 Pretomanid Impurity 7, 97.40% Pretomanid Impurity 7|C4X-26067 https://www.jk-sci.com/products/s57c4x-26088 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/317508_f44f2621-7b12-4833-833d-851ae13377c9.png?v=1791708730 5-Fluoro-2-hydroxyphenyl(methyl) ketone, 98.50% | 394-32-1 5-Fluoro-2-hydroxyphenyl(methyl) ketone|C4X-26088|394-32-1 https://www.jk-sci.com/products/s57c4x-262110 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_70288635-5943-4bb5-a1b9-7de952c9db72.png?v=1791708704 Landiolol Impurity 10, 97.20% Landiolol Impurity 10|C4X-262110 https://www.jk-sci.com/products/s57c4x-260915 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2b61a0e0a92201a88163c62ee3a51454.jpg?v=1791708727 Ethacridine Lactate Impurity 15, 98.90% | 74859-51-1 Ethacridine Lactate Impurity 15|C4X-260915|74859-51-1 https://www.jk-sci.com/products/s57c4x-262133 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_cd160627-cbfd-4584-9573-a169f8bc1ddf.png?v=1791708691 Landiolol Impurity 33, Purity: 97.9% Landiolol Impurity 33|C4X-262133 https://www.jk-sci.com/products/s57c4x-26181 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7ab4f8a0-805b-4981-9e1c-e09fc0a063de.png?v=1791708713 Gadoxetate Impurity 1, 89.80% Gadoxetate Impurity 1|C4X-26181 https://www.jk-sci.com/products/s57c4x-262149 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8169a04e-963c-48a0-9416-773ba818ca53.png?v=1791708687 Landiolol Impurity 49, Purity: 99.5% Landiolol Impurity 49|C4X-262149 https://www.jk-sci.com/products/s57c4x-26218 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4d0c5da4-3674-47d1-960d-e89729c18166.png?v=1791708682 Landiolol Impurity 8 HCl, 94.60% Landiolol Impurity 8 HCl|C4X-26218 https://www.jk-sci.com/products/s57c4x-26228 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_219322b5-2d31-43fc-8dcf-937577cb2814.png?v=1791708652 Ramelteon Impurity 8, 98.70% Ramelteon Impurity 8|C4X-26228 https://www.jk-sci.com/products/s57c4x-115569 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_794a2382-e73f-4afb-b6ae-fada2088d1c3.png?v=1791721543 Sitafloxacin Impurity 69, 81.00% Sitafloxacin Impurity 69|C4X-115569 https://www.jk-sci.com/products/s57c4x-26221 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/751832f5301e74ebeafd32af1e1cc4dd.jpg?v=1791708671 Ramelteon Metabolite M-II, 97.50% | 896736-21-3 Ramelteon Metabolite M-II|C4X-26221|896736-21-3 https://www.jk-sci.com/products/s57c4x-262215 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0b2aee64817cde30c1a47120f5515b13.jpg?v=1791708667 Ramelteon Impurity 15, Purity: 99.7% | 880152-61-4 Ramelteon Impurity 15|C4X-262215|880152-61-4 https://www.jk-sci.com/products/s57c4x-26234 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8c7240d3-688d-4c91-a36f-5a4e8c15affa.png?v=1791708647 Procaine Impurity 4 HCl, 98.10% Procaine Impurity 4 HCl|C4X-26234 https://www.jk-sci.com/products/s57c4x-116942 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9540e90336fb1ba98556aa2bc1a62f55.jpg?v=1791721159 Rosuvastatin Impurity 42, 99.20% | 851443-04-4 Rosuvastatin Impurity 42|C4X-116942|851443-04-4 https://www.jk-sci.com/products/s57c4x-26281 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/360664_150bbf0b-aaeb-44e5-80ee-0e0d0506b7fa.png?v=1791708646 Methyl 6-Hydroxy-2-naphthoate, 98.50% | 17295-11-3 Methyl 6-Hydroxy-2-naphthoate|C4X-26281|17295-11-3 https://www.jk-sci.com/products/s57c4x-12342 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/920192_cc5013a2-106a-447c-9b4d-bbf352fb6831.png?v=1791720304 Candesartan Cilexetil EP Impurity B, 95.70% | 869631-11-8 Candesartan Cilexetil EP Impurity B|C4X-12342|869631-11-8 https://www.jk-sci.com/products/s57c4x-26283 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/385523_56d1dc8a-be86-4c7e-82d0-54355e6fed19.png?v=1791708641 4-Guanidinobenzoic acid hydrochloride, 99.30% | 42823-46-1 4-Guanidinobenzoic acid hydrochloride|C4X-26283|42823-46-1 https://www.jk-sci.com/products/s57c4x-124455 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/31851acb71fd91c111d57f68d7234b47.jpg?v=1791720001 Quetiapine Impurity 55, Purity: 99.5% | 54920-98-8 Quetiapine Impurity 55|C4X-124455|54920-98-8 https://www.jk-sci.com/products/s57c4x-13011 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4fee8cd82c96b6adbc153446230366e5.jpg?v=1791719541 Desonide Impurity 1(Desonide 9, 11-Epoxide), 97.30% | 39672-75-8 Desonide Impurity 1(Desonide 9, 11-Epoxide)|C4X-13011|39672-75-8 https://www.jk-sci.com/products/s57c4x-26341 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/117840.png?v=1791708639 Sodium DL-Lactate, 92.60% | 72-17-3 Sodium DL-Lactate|C4X-26341|72-17-3 https://www.jk-sci.com/products/s57c4x-131250 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_85673358-877a-4cfa-9aac-fa3683a68a76.png?v=1791719435 Pregabalin Impurity 50, 94.70% Pregabalin Impurity 50|C4X-131250 https://www.jk-sci.com/products/s57c4x-15177 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/313217_6cdbd1ef-e84c-47a4-9055-a27884dbac3e.png?v=1791716258 Glycopyrronium Bromide EP Impurity H, 97.90% | 15206-55-0 Glycopyrronium Bromide EP Impurity H|C4X-15177|15206-55-0 https://www.jk-sci.com/products/s57c4x-26381 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/563fa00acd3b3474aa04524f862d9e09.jpg?v=1791708634 Ethoxysulfonyl Chloride, 92.10% | 625-01-4 Ethoxysulfonyl Chloride|C4X-26381|625-01-4 https://www.jk-sci.com/products/s57c4x-263914 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9d98e322208d568da862e8068e9b5214.jpg?v=1791708630 Butoxybenzene Impurity 14, 99.60% | 4006-70-6 Butoxybenzene Impurity 14|C4X-263914|4006-70-6 https://www.jk-sci.com/products/s57c4x-15183 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1c41cdc1-083f-471d-bf62-4a1141f4e67f.png?v=1791716239 N-(2-aminoethyl)-5-(1,2-dithiolan-3-yl)pentanamide hydrochloride, 97.70% N-(2-aminoethyl)-5-(1,2-dithiolan-3-yl)pentanamide hydrochloride|C4X-15183 https://www.jk-sci.com/products/s57c4x-26394 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/578268.png?v=1791708626 1-(4-butoxyphenyl)ethanone, 98.10% | 5736-89-0 1-(4-butoxyphenyl)ethanone|C4X-26394|5736-89-0 https://www.jk-sci.com/products/s57c4x-2640 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/122980.png?v=1791708623 flufenamic acid, 99.30% | 530-78-9 flufenamic acid|C4X-2640|530-78-9 https://www.jk-sci.com/products/s57c4x-26425 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3902fb85-9696-4bd1-980d-354d7a5c02c6.png?v=1791708618 Vinorelbine EP Impurity D, 91.40% Vinorelbine EP Impurity D|C4X-26425 https://www.jk-sci.com/products/s57c4x-26471 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ce0dce5047626a413881c249bb73433c.jpg?v=1791708617 Monomethyl Auristatin F, 94.50% | 745017-94-1 Monomethyl Auristatin F|C4X-26471|745017-94-1 https://www.jk-sci.com/products/s57c1025852 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/280138_a41d8ae0-e86b-4eaf-b590-f3712f2dba76.png?v=1791730356 Prilocaine Impurity 01, 99.60% | 103-89-9 Prilocaine Impurity 01|C1025852|103-89-9 https://www.jk-sci.com/products/s57c4x-27441 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/280853.png?v=1791708612 Dantrolene Impurity 1, 99.90% | 7147-77-5 Dantrolene Impurity 1|C4X-27441|7147-77-5 https://www.jk-sci.com/products/s57c4x-27467 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d5bc0df3-3460-4639-869a-12e26c0455b1.png?v=1791708607 N-Nitroso Bambuterol, 97.00% N-Nitroso Bambuterol|C4X-27467 https://www.jk-sci.com/products/s57c1115911 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/583b7534c7ebb92a6b19ff1b6aa80999.jpg?v=1791730194 Tazobactam USP Related Compound A, 100.00% | 118175-11-4 Tazobactam USP Related Compound A|C1115911|118175-11-4 https://www.jk-sci.com/products/s57c4x-2747 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/287744_3d2535bf-4e8d-4dea-9fad-144b2ec857fa.png?v=1791708603 Gemifloxacin Mesylate, Purity: 99.3% | 210353-53-0 Gemifloxacin Mesylate|C4X-2747|210353-53-0 https://www.jk-sci.com/products/s57c4x-27487 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/43b0db0308dab0fe29ad15fcd46e8c43.jpg?v=1791708602 Tetrabenazine Impurity 7, 93.40% | 1187-87-7 Tetrabenazine Impurity 7|C4X-27487|1187-87-7 https://www.jk-sci.com/products/s57c4x-2749 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a93cae650aef5671dd89c3effa9efdc7.jpg?v=1791708597 Apalutamide, 99.80% | 956104-40-8 Apalutamide|C4X-2749|956104-40-8 https://www.jk-sci.com/products/s57c1348454 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/598d67cc3698d4635ba116e33ee8d402.jpg?v=1791729799 Cycloserine Impurity N1, 87.70% | 15996-22-2 Cycloserine Impurity N1|C1348454|15996-22-2 https://www.jk-sci.com/products/s57c1416974 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c7245b2661db9a29adfa000e6f22e2d7.jpg?v=1791729698 8-Fluoro-6,11-dihydrodibenzo[b,e]thiepin-11-ol, 96.40% | 1820001-80-6 8-Fluoro-6,11-dihydrodibenzo[b,e]thiepin-11-ol|C1416974|1820001-80-6 https://www.jk-sci.com/products/s57c4x-274911 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fa56f5627cb0dfd0722afd2efb939359.jpg?v=1791708592 Apalutamide Impurity 11, 97.00% | 1332391-92-0 Apalutamide Impurity 11|C4X-274911|1332391-92-0 https://www.jk-sci.com/products/s57c1591100 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8eaf9a0a44b165f80cb9af628ddc49fb.jpg?v=1791729396 2-(tert-Butyl)-1,4-dimethoxybenzene, 99.10% | 21112-37-8 2-(tert-Butyl)-1,4-dimethoxybenzene|C1591100|21112-37-8 https://www.jk-sci.com/products/s57c1596418 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/380425_d137887d-a797-4f1a-9190-b1dd54b1cc6c.png?v=1791729378 2,3-Dichloropropanoyl chloride, 86.90% | 7623-13-4 2,3-Dichloropropanoyl chloride|C1596418|7623-13-4 https://www.jk-sci.com/products/s57c1598749 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a4d43ef69328c60dba67fd8e1952a02f.jpg?v=1791729358 2,4-Dichloro-5-methylbenzoic acid, 96.40% | 6660-59-9 2,4-Dichloro-5-methylbenzoic acid|C1598749|6660-59-9 https://www.jk-sci.com/products/s57c1676555 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a407dd4647eb9ef403f1632546b6fdf7.jpg?v=1791729161 Trametinib impurity 02, 99.20% | 871700-32-2 Trametinib impurity 02|C1676555|871700-32-2 https://www.jk-sci.com/products/s57c1825122 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/213124.png?v=1791728720 Gliclazide Impurity 1, 98.40% | 58108-05-7 Gliclazide Impurity 1|C1825122|58108-05-7 https://www.jk-sci.com/products/s57c4x-274918 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_184de293-164e-4583-9f2e-466f40729051.png?v=1791708594 Apalutamide Impurity 18, 95.00% Apalutamide Impurity 18|C4X-274918 https://www.jk-sci.com/products/s57c1912838 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/534905.png?v=1791728334 2-Bromo-2-methylpropanoic acid, 97.40% | 2052-01-9 2-Bromo-2-methylpropanoic acid|C1912838|2052-01-9 https://www.jk-sci.com/products/s57c3d-25890 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/120121.png?v=1791727877 3-Fluorobenzyl Cyanide, Purity: 98.5% | 501-00-8 3-Fluorobenzyl Cyanide|C3D-25890|501-00-8 https://www.jk-sci.com/products/s57c4x-274936 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_050b1ce8-82c1-4cda-b1d3-b28f62b76138.png?v=1791708586 Apalutamide Impurity 36, 97.10% Apalutamide Impurity 36|C4X-274936 https://www.jk-sci.com/products/s57c3d-2811 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/528554.png?v=1791727610 Fmoc-OSu, 95.10% | 82911-69-1 Fmoc-OSu|C3D-2811|82911-69-1 https://www.jk-sci.com/products/s57c4x-274938 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a6a303db-b808-4328-8fb4-48189cf26f9f.png?v=1791708582 Apalutamide Impurity 38, 98.00% Apalutamide Impurity 38|C4X-274938 https://www.jk-sci.com/products/s57c3d-4447 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/609875.png?v=1791727162 Octaethylene Glycol Monotetradecyl Ether, 98.50% | 27847-86-5 Octaethylene Glycol Monotetradecyl Ether|C3D-4447|27847-86-5 https://www.jk-sci.com/products/s57c3d-4656 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/130448.png?v=1791727123 3-Mercaptopropionic Acid, 94.80% | 107-96-0 3-Mercaptopropionic Acid|C3D-4656|107-96-0 https://www.jk-sci.com/products/s57c3d-5995 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/796322_6045fc66-1b11-4041-9b92-2f1a35c99abe.png?v=1791726731 3,5-Dioxocyclohexanecarboxylicacid, Purity: 99.7% | 42858-60-6 3,5-Dioxocyclohexanecarboxylicacid|C3D-5995|42858-60-6 https://www.jk-sci.com/products/s57c3d-6128 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/417879_2f341e22-3b5e-4c9f-b34e-16665593be75.png?v=1791726667 Diethylene glycol Mono-Methacrylate, 92.20% | 2351-43-1 Diethylene glycol Mono-Methacrylate|C3D-6128|2351-43-1 https://www.jk-sci.com/products/s57c4x-274954 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3509ffa04cdea37fae599476583a71cb.jpg?v=1791708582 Apalutamide Impurity 54, Purity: 98.6% | 1332389-57-7 Apalutamide Impurity 54|C4X-274954|1332389-57-7 https://www.jk-sci.com/products/s57c4x-1007 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/427629_1a5c78ed-b955-43c0-b270-82ed9528292d.png?v=1791726470 Argatroban, 99.80% | 141396-28-3 Argatroban|C4X-1007|141396-28-3 https://www.jk-sci.com/products/s57c4x-101721 2026-10-27T18:53:45-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2d9611a558fb4bac25b14d7e12a4db6e_a8e66ee0-7e81-412e-93b0-1d361385d9ca.jpg?v=1791726222 Vardenafil Impurity 21, Purity: 98.7% | 927690-90-2 Vardenafil Impurity 21|C4X-101721|927690-90-2 https://www.jk-sci.com/products/s57c4x-274963 2026-10-27T18:53:45-07:00 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