https://www.jk-sci.com/products/ts246cs-0054649 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b6788bd64225942d81ae4777f5cdf3ea.jpg?v=1791336102 1-Methyl-6-nitro-1H-indazole-3-carboxylic acid, 98% | 1058740-77-4 1-Methyl-6-nitro-1H-indazole-3-carboxylic acid|CS-0054649|1058740-77-4 https://www.jk-sci.com/products/s57c4x-17535 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a6d06c78b4bd1b7a5805a159ec6a328a.jpg?v=1791374699 Ropivacaine EP Impurity G HCI, Purity: 100.0% | 112773-90-7 Ropivacaine EP Impurity G HCI|C4X-17535|112773-90-7 https://www.jk-sci.com/products/ts246cs-0054656 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d161a77b1be261f80c208394a8c3b864.jpg?v=1791336101 5-Bromo-1H-pyrrolo[3,2-b]pyridine-2-carboxylic acid, 96% | 800401-52-9 5-Bromo-1H-pyrrolo[3,2-b]pyridine-2-carboxylic acid|CS-0054656|800401-52-9 https://www.jk-sci.com/products/s57c4x-175412 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c6799f6602835461c8f41ab0f5852951.jpg?v=1791374696 Silodosin Depropanol Impurity1, 96.10% | 2052161-47-2 Silodosin Depropanol Impurity1|C4X-175412|2052161-47-2 https://www.jk-sci.com/products/ts246cs-0054686 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7d08fc4b6b686563156dacf8845b3e5b.jpg?v=1791336081 Ethyl 3-bromoimidazo[1,5-a]pyridine-1-carboxylate, 99.89%+ | 138891-58-4 Ethyl 3-bromoimidazo[1,5-a]pyridine-1-carboxylate|CS-0054686|138891-58-4 https://www.jk-sci.com/products/s57c4x-175617 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/76ca7d98d67c5acfecce1bd54c9e81ec.jpg?v=1791374686 Sulbactam Impurity 17, 91.30% | 24138-28-1 Sulbactam Impurity 17|C4X-175617|24138-28-1 https://www.jk-sci.com/products/s57c4x-17561 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/346cdadf8bec3ddb490124f443032b8a.jpg?v=1791374691 Sulbactam EP Impurity A, 91.40% | 23315-18-6 Sulbactam EP Impurity A|C4X-17561|23315-18-6 https://www.jk-sci.com/products/ts246cs-0054693 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/37885049af07f9c13e6f0e00fe23e4e2.jpg?v=1791336080 1H-Pyrazolo[4,3-b]pyridine-5-carboxylic acid, 95.96%+ | 1260670-03-8 1H-Pyrazolo[4,3-b]pyridine-5-carboxylic acid|CS-0054693|1260670-03-8 https://www.jk-sci.com/products/ts246cs-0054748 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b66f3e2e27a77cb64a6a49e341b7f3ea.jpg?v=1791336066 tert-Butyl 1-(hydroxymethyl)-3-azabicyclo[3.1.0]hexane-3-carboxylate, 97% | 161152-76-7 tert-Butyl 1-(hydroxymethyl)-3-azabicyclo[3.1.0]hexane-3-carboxylate|CS-0054748|161152-76-7 https://www.jk-sci.com/products/ts246cs-0054746 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/303271.png?v=1791336071 6-(tert-Butoxycarbonyl)-4,5,6,7-tetrahydrothieno[2,3-c]pyridine-3-carboxylic acid, 98% | 889939-56-4 6-(tert-Butoxycarbonyl)-4,5,6,7-tetrahydrothieno[2,3-c]pyridine-3-carboxylic acid|CS-0054746|889939-56-4 https://www.jk-sci.com/products/s57c4x-17563 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/28b2e31450421f1d46a3e6c17a2ecf6a.jpg?v=1791374682 Sulbactam EP Impurity C, 96.60% | 75527-87-6 Sulbactam EP Impurity C|C4X-17563|75527-87-6 https://www.jk-sci.com/products/ts246cs-0054807 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b90ea7301f3bdf0b10442041c53ec03b.jpg?v=1791336049 Ethyl 5-bromoimidazo[1,2-a]pyrazine-2-carboxylate, 95.00%+ | 87597-27-1 Ethyl 5-bromoimidazo[1,2-a]pyrazine-2-carboxylate|CS-0054807|87597-27-1 https://www.jk-sci.com/products/ts246cs-0054845 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0408c725d29e5fecd933393303c5249a.jpg?v=1791336034 Methyl 4-amino-1H-indazole-6-carboxylate, 97.11%+ | 885518-51-4 Methyl 4-amino-1H-indazole-6-carboxylate|CS-0054845|885518-51-4 https://www.jk-sci.com/products/s57c4x-17565 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/43fb3566c8a154db0d679146eaf85734.jpg?v=1791374680 Sulbactam EP Impurity E, 99.40% | 76646-91-8 Sulbactam EP Impurity E|C4X-17565|76646-91-8 https://www.jk-sci.com/products/ts246cs-0054858 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/caf6050acf5b55061679684af5d1edd6.jpg?v=1791336028 Methyl pyrazolo[1,5-a]pyrimidine-2-carboxylate, 98.00%+ | 331647-95-1 Methyl pyrazolo[1,5-a]pyrimidine-2-carboxylate|CS-0054858|331647-95-1 https://www.jk-sci.com/products/ts246cs-0054877 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a39aca93aeefa6ecd273c91eaaff5ed1.jpg?v=1791336014 4-Bromo-1H-indazol-3(2H)-one, 97% | 864845-15-8 4-Bromo-1H-indazol-3(2H)-one|CS-0054877|864845-15-8 https://www.jk-sci.com/products/ts246cs-0054862 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c8afba8e599c9ce63af75f153f104208.jpg?v=1791336023 4-(4-Bromothiazol-2-yl)morpholine, 97% | 1017781-60-0 4-(4-Bromothiazol-2-yl)morpholine|CS-0054862|1017781-60-0 https://www.jk-sci.com/products/s57c4x-176015 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ee0f38a6-b8fa-4752-967e-75e8e89ce363.png?v=1791374669 Teneligliptin Impurity 15, Purity: 99.1% Teneligliptin Impurity 15|C4X-176015 https://www.jk-sci.com/products/j5306858 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/87b31dd4b5d52d51dbf1ecb67765c046.jpg?v=1791416185 1-Aminocyclohexane carboxylic acid, Assay by titration ≥ 98% | 2756-85-6 1-Aminocyclohexane carboxylic acid|06858|2756-85-6 https://www.jk-sci.com/products/s57c4x-176010 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2659d11e-94e4-440d-bd21-34bd796ca919.png?v=1791374674 Teneligliptin Impurity 10, 90.10% Teneligliptin Impurity 10|C4X-176010 https://www.jk-sci.com/products/j5306809 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ef59f693f7c4e63c41506aa6589a8a80.jpg?v=1791416214 5'-O-(4,4'-Dimethoxytrityl)-N6-benzoyl-adenosine, Purity by HPLC ≥ 98% | 81246-82-4 5'-O-(4,4'-Dimethoxytrityl)-N6-benzoyl-adenosine|06809|81246-82-4 https://www.jk-sci.com/products/s57c4x-176018 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_da2a5bde-e91a-49ec-b597-e14435e99ae7.png?v=1791374668 Teneligliptin Impurity 18, 99.60% Teneligliptin Impurity 18|C4X-176018 https://www.jk-sci.com/products/ts246cs-0054928 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a372ed2b7058c8fe883a430757a1e0e5.jpg?v=1791335986 1-(tert-Butoxycarbonyl)-4-isopropylpiperidine-4-carboxylic acid, 98% | 1093396-57-6 1-(tert-Butoxycarbonyl)-4-isopropylpiperidine-4-carboxylic acid|CS-0054928|1093396-57-6 https://www.jk-sci.com/products/ts246cs-0054965 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/24b4ef4789876547c57a71bdadc0aa1d.jpg?v=1791335967 (S)-4-Bromo-2,3-dihydro-1H-inden-1-amine, 97.94%+ | 1228570-71-5 (S)-4-Bromo-2,3-dihydro-1H-inden-1-amine|CS-0054965|1228570-71-5 https://www.jk-sci.com/products/s57c4x-176023 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/44c2d9b711ca6e7366846b197c5488fe.jpg?v=1791374664 Teneligliptin impurity 23, 98.10% | 401564-34-9 Teneligliptin impurity 23|C4X-176023|401564-34-9 https://www.jk-sci.com/products/ts246cs-0054983 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9c21282723ddddd99c92ad42451f0206.jpg?v=1791335954 Methyl 2-bromo-5-methylthiazole-4-carboxylate, 97% | 56355-61-4 Methyl 2-bromo-5-methylthiazole-4-carboxylate|CS-0054983|56355-61-4 https://www.jk-sci.com/products/s57c4x-176029 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_cece7b41-6ec8-49a2-b1d9-c4674fa05e43.png?v=1791374659 Teneligliptin impurity 29, Purity: 100.0% Teneligliptin impurity 29|C4X-176029 https://www.jk-sci.com/products/s57c4x-176037 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/333b91f37109e66de042b41875af5d75.jpg?v=1791374649 Teneligliptin impurity 37, 96.20% | 1821705-03-6 Teneligliptin impurity 37|C4X-176037|1821705-03-6 https://www.jk-sci.com/products/ts246cs-0055009 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b0733de7b91c5f742075988ba5642964.jpg?v=1791335939 2-Chloro-5-ethylpyridine, 99.58%+ | 90196-32-0 2-Chloro-5-ethylpyridine|CS-0055009|90196-32-0 https://www.jk-sci.com/products/ts246cs-0055019 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7a70539fde68434cbee92ed3d1aaeb58.jpg?v=1791335933 1-Boc-4-(5-Methyl-1,3,4-oxadiazol-2-yl)piperidine, 97% | 280110-69-2 1-Boc-4-(5-Methyl-1,3,4-oxadiazol-2-yl)piperidine|CS-0055019|280110-69-2 https://www.jk-sci.com/products/ts246cs-0055026 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/04a8379c7fa4eb4f32f472f133122d5e.jpg?v=1791335908 Spiro[2.5]octan-6-ylmethanol, 97% | 849671-56-3 Spiro[2.5]octan-6-ylmethanol|CS-0055026|849671-56-3 https://www.jk-sci.com/products/s57c4x-176040 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_acb45480-5478-4ceb-8664-8f83f5a9646f.png?v=1791374648 Teneligliptin Impurity 40 DiTFA salt, 94.90% Teneligliptin Impurity 40 DiTFA salt|C4X-176040 https://www.jk-sci.com/products/j5306920 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c041fbc7324196f5859a8a88d3593b86.jpg?v=1791416159 Na-Boc-D-tryptophan N-hydroxysuccinimide ester, Purity by HPLC ≥ 99% | 22220-11-7 Na-Boc-D-tryptophan N-hydroxysuccinimide ester|06920|22220-11-7 https://www.jk-sci.com/products/s57c4x-17609 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f1c6bf29b8305446054ba3e3765c8e6a.jpg?v=1791374643 Teneligliptin Impurity 9, 96.50% | 2407632-38-4 Teneligliptin Impurity 9|C4X-17609|2407632-38-4 https://www.jk-sci.com/products/j5306938 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ca0106a38e1a151c0eed4911a3cd9c00.jpg?v=1791416144 Poly(ethylene glycol) Average Mv ~ 3350, Granular powder | 25322-68-3 Poly(ethylene glycol) Average Mv ~ 3350, Granular powder|06938|25322-68-3 https://www.jk-sci.com/products/ts246cs-0055084 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7a36b68d6773d765effaaeb289dd57f8.jpg?v=1791335865 Methyl 3-amino-1-methyl-1H-pyrazole-5-carboxylate, 98% | 89088-56-2 Methyl 3-amino-1-methyl-1H-pyrazole-5-carboxylate|CS-0055084|89088-56-2 https://www.jk-sci.com/products/ts246cs-0055039 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/873586b58ec6cf251368bcb1b44a7dac.jpg?v=1791335903 (2S,5R)-1-Boc-2,5-dimethylpiperazine hydrochloride, 97.00%+ | 1374975-96-8 (2S,5R)-1-Boc-2,5-dimethylpiperazine hydrochloride|CS-0055039|1374975-96-8 https://www.jk-sci.com/products/ts246cs-0053101 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/df544693ee84098089a3c47673eb2e23.jpg?v=1791336954 1-(Azetidin-3-yl)-N,N-dimethylmethanamine dihydrochloride, 95% | 321890-22-6 1-(Azetidin-3-yl)-N,N-dimethylmethanamine dihydrochloride|CS-0053101|321890-22-6 https://www.jk-sci.com/products/ts246cs-0054161 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ec3edf4f0176b98c4008693350237a02.jpg?v=1791336426 5-Nitro-2-(trifluoromethyl)pyridin-4-ol, 95% | 438554-44-0 5-Nitro-2-(trifluoromethyl)pyridin-4-ol|CS-0054161|438554-44-0 https://www.jk-sci.com/products/ts246cs-0053973 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1ae87d2b327899b528ade019126c0341.jpg?v=1791336506 3-(4-Bromophenyl)cyclobutan-1-one, 97% | 254892-91-6 3-(4-Bromophenyl)cyclobutan-1-one|CS-0053973|254892-91-6 https://www.jk-sci.com/products/ts246cs-0054254 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6352cc6e8031b66745bcad2acad0a026.jpg?v=1791336350 6-Bromo-5-fluoroindolin-2-one, 96% | 893620-44-5 6-Bromo-5-fluoroindolin-2-one|CS-0054254|893620-44-5 https://www.jk-sci.com/products/ts246cs-0053772 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f229f7100f25eee85cd8629a838fcb21.jpg?v=1791336646 (R)-3-Methoxypiperidine hydrochloride, 97% | 688809-95-2 (R)-3-Methoxypiperidine hydrochloride|CS-0053772|688809-95-2 https://www.jk-sci.com/products/ts246cs-0054335 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/359736.png?v=1791336288 2,6-Dimethyl-4-nitroaniline, 97% | 16947-63-0 2,6-Dimethyl-4-nitroaniline|CS-0054335|16947-63-0 https://www.jk-sci.com/products/ts246cs-0054302 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/860ff5c5dfa94e26149773ef8f7787fd.jpg?v=1791336322 2-Fluorobenzene-1,4-dicarbonitrile, 95% | 1897-53-6 2-Fluorobenzene-1,4-dicarbonitrile|CS-0054302|1897-53-6 https://www.jk-sci.com/products/ts246cs-0054443 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7991a77f2dc69a8747a358e84d37283b.jpg?v=1791336237 Methyl 5-amino-3-chloropyridine-2-carboxylate, 97.00%+ | 1256825-20-3 Methyl 5-amino-3-chloropyridine-2-carboxylate|CS-0054443|1256825-20-3 https://www.jk-sci.com/products/ts246cs-0054565 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/247487_541e9b6a-e796-41ba-81c5-0b39ca299495.png?v=1791336146 1,3-Dimethyl-1H-pyrazole-5-carbonitrile, 98% | 306936-77-6 1,3-Dimethyl-1H-pyrazole-5-carbonitrile|CS-0054565|306936-77-6 https://www.jk-sci.com/products/ts246cs-0054504 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/60eb92dabef1851cfc76cb2123395d93.jpg?v=1791336182 Methyl 1-benzothiophene-4-carboxylate, 98% | 100590-43-0 Methyl 1-benzothiophene-4-carboxylate|CS-0054504|100590-43-0 https://www.jk-sci.com/products/j5307012 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d80cfb9faa22817ec01fafb445d3b843.jpg?v=1791416125 Boc-(4-tert-butyloxycarbonyl)-L-phenylalanine dicyclohexylammonium salt, Purity by HPLC ≥ 98% | 214750-69-3 Boc-(4-tert-butyloxycarbonyl)-L-phenylalanine dicyclohexylammonium salt|07012|214750-69-3 https://www.jk-sci.com/products/s57c4x-176418 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/209394.png?v=1791374638 Tiotropium Bromide Impurity 18, 97.80% | 51-56-9 Tiotropium Bromide Impurity 18|C4X-176418|51-56-9 https://www.jk-sci.com/products/ts246cs-0054645 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/479210_63f14bed-ceb6-4cd4-af4f-61d67953e8be.png?v=1791336106 (3-Bromothiophen-2-yl)methanamine, 97% | 771574-41-5 (3-Bromothiophen-2-yl)methanamine|CS-0054645|771574-41-5 https://www.jk-sci.com/products/ts246cs-0054667 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/82206e307d7eed95d2fb5fac08a1c7f9.jpg?v=1791336097 1-tert-Butyl 3-methyl 3-methylpiperidine-1,3-dicarboxylate, 97.00%+ | 888952-55-4 1-tert-Butyl 3-methyl 3-methylpiperidine-1,3-dicarboxylate|CS-0054667|888952-55-4 https://www.jk-sci.com/products/ts246cs-0054587 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5ad13b81342b199d2ad176e3dd8c7508.jpg?v=1791336136 3,3-Difluoropropanoic acid, 97% | 155142-69-1 3,3-Difluoropropanoic acid|CS-0054587|155142-69-1 https://www.jk-sci.com/products/ts246cs-0054615 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/41cfe60858bf57ed132de76da8cc031e.jpg?v=1791336119 2,3-Dihydro-1H-pyrido[2,3-b][1,4]oxazine, 97.00%+ | 1112193-37-9 2,3-Dihydro-1H-pyrido[2,3-b][1,4]oxazine|CS-0054615|1112193-37-9 https://www.jk-sci.com/products/j5307023 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1702b2f7ae9d298f3611b3bdb3bc0ec6.jpg?v=1791416115 4-tert-Butyl-L-phenylalanine, Purity by HPLC ≥ 97% | 82372-74-5 4-tert-Butyl-L-phenylalanine|07023|82372-74-5 https://www.jk-sci.com/products/s57c4x-17643 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ee1b01035f87dbab8fb46a51ebb377b0.jpg?v=1791374637 Tiotropium Bromide EP Impurity C, 94.80% | 136310-95-7 Tiotropium Bromide EP Impurity C|C4X-17643|136310-95-7 https://www.jk-sci.com/products/ts246cs-0054797 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/05d8c28f372107537ef3a49d9007edd6.jpg?v=1791336049 (S)-3-(Methoxymethyl)pyrrolidine, 97% | 535924-74-4 (S)-3-(Methoxymethyl)pyrrolidine|CS-0054797|535924-74-4 https://www.jk-sci.com/products/ts246cs-0054743 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a1e3c9e7335860bbfa9cd7dd1b412ee3.jpg?v=1791336070 1-Methyl-1H-indazole, 97% | 13436-48-1 1-Methyl-1H-indazole|CS-0054743|13436-48-1 https://www.jk-sci.com/products/s57c4x-17646 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/442657_f3fd9b8c-506a-4355-8f3a-32d121c5aadf.png?v=1791374632 Tiotropium EP Impurity F, 99.00% | 704-38-1 Tiotropium EP Impurity F|C4X-17646|704-38-1 https://www.jk-sci.com/products/ts246cs-0054964 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8779a06febe736989ae493ec8a5016cc.jpg?v=1791335971 (R)-4-Bromo-2,3-dihydro-1H-inden-1-amine, 97% | 1228556-71-5 (R)-4-Bromo-2,3-dihydro-1H-inden-1-amine|CS-0054964|1228556-71-5 https://www.jk-sci.com/products/ts246cs-0054855 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/570b02956aa953943251940a3566f485.jpg?v=1791336029 5-Hydroxy-1-naphthoic acid, 98% | 2437-16-3 5-Hydroxy-1-naphthoic acid|CS-0054855|2437-16-3 https://www.jk-sci.com/products/s57c4x-17648 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c8e420a65f7e7480b02762fa9bdb6020.jpg?v=1791374626 Tiotropium Bromide EP Impurity H (Mixture of Enantiomers), 97.60% | 1044148-31-3 Tiotropium Bromide EP Impurity H (Mixture of Enantiomers)|C4X-17648|1044148-31-3 https://www.jk-sci.com/products/ts246cs-0054871 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/eae736de3457af93ecbc4fb94e81b07f.jpg?v=1791336019 2-Chloro-7-fluoro-5H-pyrrolo[2,3-b]pyrazine, 96% | 1392803-74-5 2-Chloro-7-fluoro-5H-pyrrolo[2,3-b]pyrazine|CS-0054871|1392803-74-5 https://www.jk-sci.com/products/ts246cs-0054997 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b845311be24590aedc3066608fe67148.jpg?v=1791335943 1-Ethyl-1H-pyrazole-4-carboxylic acid, 98% | 400858-54-0 1-Ethyl-1H-pyrazole-4-carboxylic acid|CS-0054997|400858-54-0 https://www.jk-sci.com/products/s57c4x-17661 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9c265b39d09da70c22b283a61264a098.jpg?v=1791374621 Tolnaftate Impurity 1, 95.00% | 61551-82-4 Tolnaftate Impurity 1|C4X-17661|61551-82-4 https://www.jk-sci.com/products/ts246cs-0055024 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d48c5c561faca8315ef4090ebb93b2e9.jpg?v=1791335908 2,6-Dichloropyrimidine-4-carboxamide, 95% | 98136-42-6 2,6-Dichloropyrimidine-4-carboxamide|CS-0055024|98136-42-6 https://www.jk-sci.com/products/ts246cs-0055048 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fb8c39df195ea7695cbfeb51cdc42537.jpg?v=1791335912 3-(Methoxycarbonyl)cyclohexanecarboxylic acid, 97.00%+ | 25090-39-5 3-(Methoxycarbonyl)cyclohexanecarboxylic acid|CS-0055048|25090-39-5 https://www.jk-sci.com/products/s57c4x-17681 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6d2a8f0b8fc795c450bafd9efd3b8d7d.jpg?v=1791374617 Topiramate Impurity 1, 99.40% | 32785-90-3 Topiramate Impurity 1|C4X-17681|32785-90-3 https://www.jk-sci.com/products/j5307046 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0b2696e5771ce58c9b1738544a2b2226.jpg?v=1791416085 Fmoc-L-allo-threonine, Purity by HPLC ≥ 99% | 146306-75-4 Fmoc-L-allo-threonine|07046|146306-75-4 https://www.jk-sci.com/products/ts246cs-0055107 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/eb8e90e1542622b6dc22054fe214fe5d.jpg?v=1791335841 (R)-2-(2,5-Difluorophenyl)pyrrolidine, 97% | 1218935-59-1 (R)-2-(2,5-Difluorophenyl)pyrrolidine|CS-0055107|1218935-59-1 https://www.jk-sci.com/products/s57c4x-176817 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/82cee165a2dea1c19793117a64a2b445.jpg?v=1791374616 Topiramate Impurity 17, 99.00% | 97240-80-7 Topiramate Impurity 17|C4X-176817|97240-80-7 https://www.jk-sci.com/products/ts246cs-0055191 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4cbf6abf52131d6603a82f2401c4b14e.jpg?v=1791335830 Methyl 3-iodoimidazo[1,2-a]pyridine-6-carboxylate, 98.00%+ | 460087-82-5 Methyl 3-iodoimidazo[1,2-a]pyridine-6-carboxylate|CS-0055191|460087-82-5 https://www.jk-sci.com/products/ts246cs-0055198 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ee20a483fc94496ce2663e9b758564b4.jpg?v=1791335825 1H-Imidazo[4,5-c]pyridine-4-carbonitrile, 98% | 1078168-19-0 1H-Imidazo[4,5-c]pyridine-4-carbonitrile|CS-0055198|1078168-19-0 https://www.jk-sci.com/products/ts246cs-0055205 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a8238101c5c241d79abc3992cb1546b2.jpg?v=1791335821 1H-Pyrazole-3,4-diamine, 95% | 16461-98-6 1H-Pyrazole-3,4-diamine|CS-0055205|16461-98-6 https://www.jk-sci.com/products/ts246cs-0055271 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/62e4d55f3037ef6e9a87aa32bb71fe80.jpg?v=1791335797 (2-Chloro-4-methanesulfonylphenyl)methanol, 97% | 181300-40-3 (2-Chloro-4-methanesulfonylphenyl)methanol|CS-0055271|181300-40-3 https://www.jk-sci.com/products/ts246cs-0055258 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0a72e499f95dd9e1a191c6546f7816be.jpg?v=1791335803 Imidazo[1,2-a]pyridine-8-carbonitrile, 99.94%+ | 136117-70-9 Imidazo[1,2-a]pyridine-8-carbonitrile|CS-0055258|136117-70-9 https://www.jk-sci.com/products/ts246cs-0055391 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1c70443e8af006a427283e79cadcec5c.jpg?v=1791335783 {6,6-Difluorospiro[3.3]heptan-2-yl}methanamine hydrochloride, 97% | 1638765-23-7 {6,6-Difluorospiro[3.3]heptan-2-yl}methanamine hydrochloride|CS-0055391|1638765-23-7 https://www.jk-sci.com/products/s57c4x-176828 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c3780f76d22ea65c3b866a29a1206da0.jpg?v=1791374611 Topiramate Impurity 28, 99.40% | 53209-16-8 Topiramate Impurity 28|C4X-176828|53209-16-8 https://www.jk-sci.com/products/s57c4x-17685 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6f42c0982dd5d7a27ce15ab95afd4a01.jpg?v=1791374605 Topiramate Impurity 5, 94.00% | 876403-98-4 Topiramate Impurity 5|C4X-17685|876403-98-4 https://www.jk-sci.com/products/ts246cs-0055729 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ae891868c00e3027c92e0f69655faccc.jpg?v=1791335740 4H,5H-Pyrazolo[1,5-a]pyrazin-4-one, 98% | 1301714-00-0 4H,5H-Pyrazolo[1,5-a]pyrazin-4-one|CS-0055729|1301714-00-0 https://www.jk-sci.com/products/ts246cs-0055778 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d44793534b41263038339656ecc02e0b.jpg?v=1791335719 Bpin-Cyclohexene-C-COOEt, 97% | 1166829-70-4 Bpin-Cyclohexene-C-COOEt|CS-0055778|1166829-70-4 https://www.jk-sci.com/products/ts246cs-0055818 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/455ae11842b5d9a78e924201c7e213ee.jpg?v=1791335715 (1R)-1-Cyclobutylethan-1-amine hydrochloride, 98.00%+ | 677743-79-2 (1R)-1-Cyclobutylethan-1-amine hydrochloride|CS-0055818|677743-79-2 https://www.jk-sci.com/products/j5307056 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8ecc3dab68a131f68b20df844fd5fdfc.jpg?v=1791416068 Fmoc-3,5-dinitro-L-tyrosine, Purity by HPLC ≥ 98% | 195434-42-5 Fmoc-3,5-dinitro-L-tyrosine|07056|195434-42-5 https://www.jk-sci.com/products/s57c4x-16187 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/307b59c6e927d3d2ab85ee0c8a8ae462.jpg?v=1791376210 Dipyridamole EP Impurity G, 99.10% | 7139-02-8 Dipyridamole EP Impurity G|C4X-16187|7139-02-8 https://www.jk-sci.com/products/s57c4x-15105 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d63de9ea1d2f5e2120e8658072d03905.jpg?v=1791377104 Calcitriol EP Impurity B, 96.10% | 66791-71-7 Calcitriol EP Impurity B|C4X-15105|66791-71-7 https://www.jk-sci.com/products/ts246cs-0055869 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/117241.png?v=1791335710 7-Bromo-4,5-difluoro-1H-indole, 98% | 877160-16-2 7-Bromo-4,5-difluoro-1H-indole|CS-0055869|877160-16-2 https://www.jk-sci.com/products/s57c4x-157710 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0a25ade4-39aa-471a-a7ad-3816a63906b0.png?v=1791376472 Cefazolin EP Impurity L, 95.50% Cefazolin EP Impurity L|C4X-157710 https://www.jk-sci.com/products/ts246cs-0055871 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ab86bb8284338ea3bb59eec942ce2b91.jpg?v=1791335704 7-Bromo-1-methyl-2,3-dihydro-1H-indol-2-one, 98% | 100831-25-2 7-Bromo-1-methyl-2,3-dihydro-1H-indol-2-one|CS-0055871|100831-25-2 https://www.jk-sci.com/products/ts246cs-0056007 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f36fc2bade5ce32408a315084abeb3f1.jpg?v=1791335694 (1S,2S)-rel-2-(Pyridin-2-yl)cyclopropane-1-carboxylic acid, 95% | 731811-62-4 (1S,2S)-rel-2-(Pyridin-2-yl)cyclopropane-1-carboxylic acid|CS-0056007|731811-62-4 https://www.jk-sci.com/products/s57c4x-16297 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dc03d9d562a6a89f75f0a53ee99b8872.jpg?v=1791376077 Entacapone Impurity 7, Purity: 99.8% | 1215039-66-9 Entacapone Impurity 7|C4X-16297|1215039-66-9 https://www.jk-sci.com/products/ts246cs-0056048 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5cae85757b3ca4e7539213a800e78f4d.jpg?v=1791335678 2-Amino-2-cyclopropylacetonitrile hydrochloride, 95% | 381241-00-5 2-Amino-2-cyclopropylacetonitrile hydrochloride|CS-0056048|381241-00-5 https://www.jk-sci.com/products/s57c4x-165018 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e2aa2f1f6f6df768d1694e3e0fbbc191.jpg?v=1791375944 Fluticasone Propionate EP Impurity D, 97.20% | 73205-13-7 Fluticasone Propionate EP Impurity D|C4X-165018|73205-13-7 https://www.jk-sci.com/products/ts246cs-0056162 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/858e2a524a24349a3d77d696560afcc8.jpg?v=1791335655 4-Fluoro-1H-indazol-7-amine, 98.00%+ | 866144-03-8 4-Fluoro-1H-indazol-7-amine|CS-0056162|866144-03-8 https://www.jk-sci.com/products/ts246cs-0056218 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/361db5f5405a0015108670364b6812a1.jpg?v=1791335627 2-Methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,3-benzothiazole, 98.00%+ | 791614-90-9 2-Methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,3-benzothiazole|CS-0056218|791614-90-9 https://www.jk-sci.com/products/s57c4x-16601 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/454107_f1a87408-afec-4323-ab6d-08a7001f1e66.png?v=1791375867 Hydroxyzine Impurity 1, 96.40% | 628-89-7 Hydroxyzine Impurity 1|C4X-16601|628-89-7 https://www.jk-sci.com/products/ts246cs-0056274 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8dde14d13263fc4181b43bc10ab2038b.jpg?v=1791335621 Ethyl 2-(thietan-3-ylidene)acetate, 98% | 1223573-30-5 Ethyl 2-(thietan-3-ylidene)acetate|CS-0056274|1223573-30-5 https://www.jk-sci.com/products/ts246cs-0053524 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8360940a3b4700c509e2aa2e63e416c5.jpg?v=1791336749 (2-Methoxypyrimidin-5-yl)methanol, 98% | 1158735-09-1 (2-Methoxypyrimidin-5-yl)methanol|CS-0053524|1158735-09-1 https://www.jk-sci.com/products/ts246cs-0056507 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4646de3a415e4abd29e2765ea7421079.jpg?v=1791335610 5-Fluoro-1H-pyrrolo[2,3-b]pyridine-3-carbaldehyde, 97% | 1171920-17-4 5-Fluoro-1H-pyrrolo[2,3-b]pyridine-3-carbaldehyde|CS-0056507|1171920-17-4 https://www.jk-sci.com/products/s57c4x-166715 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/406240_d0cb978d-f560-4e98-81d8-8ea072a92be2.png?v=1791375804 Irinotecan Impurity 15, Purity: 95.2% | 143254-82-4 Irinotecan Impurity 15|C4X-166715|143254-82-4 https://www.jk-sci.com/products/s57c4x-167322 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/202647_ab433c58-dfca-4bee-9cbe-ee02aecd0f24.png?v=1791375722 Leflunomide impurity 22, 99.30% | 1960-77-6 Leflunomide impurity 22|C4X-167322|1960-77-6 https://www.jk-sci.com/products/ts246cs-0054066 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9a00dc8638c25acd627e675f2879452c.jpg?v=1791336466 Ethyl 2-oxoindoline-5-carboxylate, 98% | 61394-49-8 Ethyl 2-oxoindoline-5-carboxylate|CS-0054066|61394-49-8 https://www.jk-sci.com/products/s57c4x-167823 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/116132_3ada9f1a-e0d5-4a7d-aba3-6fe92465fb78.png?v=1791375628 L-Thyroxine, 83.30% | 51-48-9 L-Thyroxine|C4X-167823|51-48-9 https://www.jk-sci.com/products/ts246cs-0054272 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/382948_0ac750e0-6d15-4be2-9920-401e6646bbb5.png?v=1791336341 cis-Dimethyl cyclopropane-1,2-dicarboxylate, 97.00%+ | 826-34-6 cis-Dimethyl cyclopropane-1,2-dicarboxylate|CS-0054272|826-34-6 https://www.jk-sci.com/products/ts246cs-0054393 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f438601bf9e124baae99bb8e56e6d25f.jpg?v=1791336263 7-Azaspiro[3.5]nonan-2-ol hydrochloride, 97% | 587869-08-7 7-Azaspiro[3.5]nonan-2-ol hydrochloride|CS-0054393|587869-08-7 https://www.jk-sci.com/products/ts246cs-0054544 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f5b5bf569820348f5d70b06040be5edc.jpg?v=1791336156 6-Chloro-2-(trifluoromethyl)pyridin-3-amine, 99.37%+ | 117519-13-8 6-Chloro-2-(trifluoromethyl)pyridin-3-amine|CS-0054544|117519-13-8 https://www.jk-sci.com/products/s57c4x-168318 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/326804_ecd30258-9fd3-4af9-8bc8-dd87b750f1e0.png?v=1791375516 Losartan Impurity 18, 97.60% | 158365-99-2 Losartan Impurity 18|C4X-168318|158365-99-2 https://www.jk-sci.com/products/ts246cs-0054610 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e41104a8e01a6f765dbf50dc2eb554cc.jpg?v=1791336123 Thiazol-2-ylmethanamine hydrochloride, 95% | 850852-85-6 Thiazol-2-ylmethanamine hydrochloride|CS-0054610|850852-85-6 https://www.jk-sci.com/products/ts246cs-0054747 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bb033d5dd5e38d079566c84ab8ad684d.jpg?v=1791336071 (4-Methyltetrahydro-2H-pyran-4-yl)methanol, 98% | 502609-47-4 (4-Methyltetrahydro-2H-pyran-4-yl)methanol|CS-0054747|502609-47-4 https://www.jk-sci.com/products/ts246cs-0054861 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/725a95e92c98fc395d2c6c9911f0c13a.jpg?v=1791336024 4-(5-Bromothiazol-2-yl)morpholine, 97% | 933728-73-5 4-(5-Bromothiazol-2-yl)morpholine|CS-0054861|933728-73-5 https://www.jk-sci.com/products/ts246cs-0055123 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/65c26f69a529ff86a8078862ff8894c7.jpg?v=1791335836 (S)-1-Benzyl 2-methyl 4-oxopyrrolidine-1,2-dicarboxylate, 97% | 16217-15-5 (S)-1-Benzyl 2-methyl 4-oxopyrrolidine-1,2-dicarboxylate|CS-0055123|16217-15-5 https://www.jk-sci.com/products/ts246cs-0054655 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/96ecc04649559e1f1795b474e5f803ae.jpg?v=1791336102 3-Iodo-1H-indazole-6-carboxylic acid, 97% | 1086391-11-8 3-Iodo-1H-indazole-6-carboxylic acid|CS-0054655|1086391-11-8 https://www.jk-sci.com/products/ts246cs-0054979 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e2d570f9cc9c95a6f3867322386e3639.jpg?v=1791335958 2-(Thiazol-5-yl)ethanamine dihydrochloride, 97% | 7730-82-7 2-(Thiazol-5-yl)ethanamine dihydrochloride|CS-0054979|7730-82-7 https://www.jk-sci.com/products/s57c4x-169010 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b0696a2c-7db1-4416-8434-645bd944a702.png?v=1791375484 Meloxicam Impurity 10, Purity: 99.6% Meloxicam Impurity 10|C4X-169010 https://www.jk-sci.com/products/s57c4x-169655 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3fe65bc23a846e9df804ed2d443f36ad.jpg?v=1791375405 LCZ-696 Impurity 55, Purity: 99.5% | 1573000-33-5 LCZ-696 Impurity 55|C4X-169655|1573000-33-5 https://www.jk-sci.com/products/ts246cs-0055027 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7eda70d7498e90ec08f6e2f376b89da6.jpg?v=1791335903 Spiro[2.5]octan-6-ylmethanamine, 95% | 877201-35-9 Spiro[2.5]octan-6-ylmethanamine|CS-0055027|877201-35-9 https://www.jk-sci.com/products/s57c4x-169613 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d076a21020670d00df8a8160190de10c.jpg?v=1791375444 LCZ-696 Impurity 13, Purity: 99.8% | 2376611-98-0 LCZ-696 Impurity 13|C4X-169613|2376611-98-0 https://www.jk-sci.com/products/s57c4x-16975 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/af0fa1b497a0aaaea76ab0a531e84ab7.jpg?v=1791375375 Miglitol Impurity C, 94.00% | 1550201-56-3 Miglitol Impurity C|C4X-16975|1550201-56-3 https://www.jk-sci.com/products/ts246cs-0055199 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1f51343c0f7258e9b0b43f39a27c5f13.jpg?v=1791335822 (3R)-3-Iodooxolane, 98% | 873063-62-8 (3R)-3-Iodooxolane|CS-0055199|873063-62-8 https://www.jk-sci.com/products/s57c4x-17002 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/220958_1a3e22d9-6fed-46a8-a28a-f90261d7979f.png?v=1791375335 Minoxidil EP Impurity B, 99.60% | 156-83-2 Minoxidil EP Impurity B|C4X-17002|156-83-2 https://www.jk-sci.com/products/ts246cs-0055266 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c95dbaeb69718630b69ffe0a4d5145d4.jpg?v=1791335803 (2-Methyl-2H-indazol-4-yl)methanol, 97% | 1079992-60-1 (2-Methyl-2H-indazol-4-yl)methanol|CS-0055266|1079992-60-1 https://www.jk-sci.com/products/ts246cs-0055395 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8c4289e9b95b6bc97e8dd6c2aede0e02.jpg?v=1791335783 4-Chloro-5-iodo-6-methylnicotinonitrile, 97% | 1160848-89-4 4-Chloro-5-iodo-6-methylnicotinonitrile|CS-0055395|1160848-89-4 https://www.jk-sci.com/products/ts246cs-0055870 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/802739_2c9c6a9b-06f0-4538-9f47-c6fe778ec21a.png?v=1791335710 7-Bromo-1-methyl-1H-indole, 98% | 280752-68-3 7-Bromo-1-methyl-1H-indole|CS-0055870|280752-68-3 https://www.jk-sci.com/products/ts246cs-0055787 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a2f095f352a865f532061b10022b7b9a.jpg?v=1791335715 (2S,3aS,6aS)-Octahydrocyclopenta[b]pyrrole-2-carboxylic acid, 97% | 109428-53-7 (2S,3aS,6aS)-Octahydrocyclopenta[b]pyrrole-2-carboxylic acid|CS-0055787|109428-53-7 https://www.jk-sci.com/products/ts246cs-0056175 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7e414e568ad62dc48532fc3ef9e92c36.jpg?v=1791335642 6-Chloro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-indazole, 97% | 1802433-98-2 6-Chloro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-indazole|CS-0056175|1802433-98-2 https://www.jk-sci.com/products/ts246cs-0056046 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e4dfac338ee2a4a2237b7e89d746f6c1.jpg?v=1791335678 3-Amino-3-cyclopropylpropan-1-ol, 97% | 683220-79-3 3-Amino-3-cyclopropylpropan-1-ol|CS-0056046|683220-79-3 https://www.jk-sci.com/products/ts246cs-0056385 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1cff5f5de8b8151b9ae0ba1b614906bb.jpg?v=1791335616 3-Methyl-1-(oxan-2-yl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazole, 98% | 1486485-62-4 3-Methyl-1-(oxan-2-yl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazole|CS-0056385|1486485-62-4 https://www.jk-sci.com/products/ts246cs-0056997 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c8bab99549827a6702161add05f72a68.jpg?v=1791335556 2-(1-Aminocyclobutyl)acetonitrile, 95% | 1280293-22-2 2-(1-Aminocyclobutyl)acetonitrile|CS-0056997|1280293-22-2 https://www.jk-sci.com/products/ts246cs-0056827 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/244543.png?v=1791335576 5-Methoxybenzofuran, 98.00%+ | 13391-28-1 5-Methoxybenzofuran|CS-0056827|13391-28-1 https://www.jk-sci.com/products/ts246cs-0058281 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/daac4e102b580ba7271a4ea55d75a5fa.jpg?v=1791335444 trans-4-(Hydroxymethyl)cyclohexanol, 98% | 3685-27-6 trans-4-(Hydroxymethyl)cyclohexanol|CS-0058281|3685-27-6 https://www.jk-sci.com/products/s57c4x-170616 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6456679d-7960-44fc-a142-c22797f29d2e.png?v=1791375261 Mupirocin Calcium EP Impurity I, 99.70% Mupirocin Calcium EP Impurity I|C4X-170616 https://www.jk-sci.com/products/ts246cs-0056721 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3ae801c1767c550eddfaedff55a91b93.jpg?v=1791335582 5-Fluoro-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-tosyl-1H-pyrrolo[2,3-b]pyridine, 95.00%+ | 1259279-57-6 5-Fluoro-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-tosyl-1H-pyrrolo[2,3-b]pyridine|CS-0056721|1259279-57-6 https://www.jk-sci.com/products/ts246cs-0057613 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1ae82c1d48a64c9ab3630a059c262aca.jpg?v=1791335491 tert-Butyl (2S)-4,4-difluoro-2-[(methylamino)methyl]pyrrolidine-1-carboxylate, 98% | 1407997-82-3 tert-Butyl (2S)-4,4-difluoro-2-[(methylamino)methyl]pyrrolidine-1-carboxylate|CS-0057613|1407997-82-3 https://www.jk-sci.com/products/s57c4x-170826 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/279590_58bd68d6-b1ce-436d-8aeb-66572feed54a.png?v=1791375233 Naproxen Impurity 26, 99.70% | 23981-80-8 Naproxen Impurity 26|C4X-170826|23981-80-8 https://www.jk-sci.com/products/s57c4x-17202 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0f34daccdf0c294ab98971e729151d1c.jpg?v=1791375111 Oseltamivir EP Impurity B, 96.00% | 2125702-80-7 Oseltamivir EP Impurity B|C4X-17202|2125702-80-7 https://www.jk-sci.com/products/s57c4x-1720 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/124470_0821e613-d9c3-4af6-8ba2-5681d7aa97cd.png?v=1791375152 Oseltamivir Phosphate, 97.80% | 204255-11-8 Oseltamivir Phosphate|C4X-1720|204255-11-8 https://www.jk-sci.com/products/ts246cs-0057331 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/77013ac2df152d7ef6bb6db428f99c02.jpg?v=1791335513 tert-Butyl 3,9-diazabicyclo[4.2.1]nonane-9-carboxylate, 97% | 1251015-63-0 tert-Butyl 3,9-diazabicyclo[4.2.1]nonane-9-carboxylate|CS-0057331|1251015-63-0 https://www.jk-sci.com/products/s57c4x-171311 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_047eebab-77ef-4509-af5d-070cf1e05978.png?v=1791375200 Norethindrone Impurity 11, 99.40% Norethindrone Impurity 11|C4X-171311 https://www.jk-sci.com/products/s57c4x-17042 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/429ad97e47e28b9f5531133130db48bc.jpg?v=1791375295 Mometasone Furoate EP Impurity H, 98.50% | 148596-90-1 Mometasone Furoate EP Impurity H|C4X-17042|148596-90-1 https://www.jk-sci.com/products/ts246cs-0057274 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/38bcc064bfc2b798b5a2e143a0b4856d.jpg?v=1791335523 2-Methyl-2H-indazole-4-sulfonyl chloride, 97% | 1363381-73-0 2-Methyl-2H-indazole-4-sulfonyl chloride|CS-0057274|1363381-73-0 https://www.jk-sci.com/products/s57c4x-17096 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/75822c514b8fe6c3099bba8e8dbb8909.jpg?v=1791375216 Nevirapine N1-Oxide, Purity: 99.6% | 162255-73-4 Nevirapine N1-Oxide|C4X-17096|162255-73-4 https://www.jk-sci.com/products/s57c4x-171820 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ba4efe9bf61fee1f9ef81ddfb324f0d1.jpg?v=1791375185 Olopatadine Impurity 20, 97.90% | 962-95-8 Olopatadine Impurity 20|C4X-171820|962-95-8 https://www.jk-sci.com/products/s57c4x-172017 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3bfcecc8-2017-497a-98ac-a5ced13fbebb.png?v=1791375126 (3R,4R,5R)-Oseltamivir HCl, 95.80% (3R,4R,5R)-Oseltamivir HCl|C4X-172017 https://www.jk-sci.com/products/ts246cs-0058449 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5691f56deb2971bfa32bba97b22411f9.jpg?v=1791335413 Thalidomide-O-amido-C6-NH2 (TFA), 97.00%+ | 1950635-14-9 Thalidomide-O-amido-C6-NH2 (TFA)|CS-0058449|1950635-14-9 https://www.jk-sci.com/products/ts246cs-0058020 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7b7654e1df3d3e59334b285c35ec549b.jpg?v=1791335468 2-[(tert-Butoxy)carbonyl]-2-azaspiro[4.4]nonane-4-carboxylic acid, 97% | 1824298-88-5 2-[(tert-Butoxy)carbonyl]-2-azaspiro[4.4]nonane-4-carboxylic acid|CS-0058020|1824298-88-5 https://www.jk-sci.com/products/s57c4x-171833 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/341c67e9bcb575c9267f5524cd75c840.jpg?v=1791375169 (E)-Olopatadine, 98.30% | 113806-06-7 (E)-Olopatadine|C4X-171833|113806-06-7 https://www.jk-sci.com/products/ts246cs-0058048 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/773839b9c57b078d775dc20a173354db.jpg?v=1791335463 5-Formylthiophene-3-carbonitrile, 98% | 51770-04-8 5-Formylthiophene-3-carbonitrile|CS-0058048|51770-04-8 https://www.jk-sci.com/products/s57c4x-1720130 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f1280a28-a579-4a8d-b6cb-601b5349d31e.png?v=1791375139 Oseltamivir Impurity 130, 96.80% Oseltamivir Impurity 130|C4X-1720130 https://www.jk-sci.com/products/ts246cs-0057475 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5deb98563623ff1b266f3b806a1c4448.jpg?v=1791335506 2-Amino-5-fluoro-4-methoxybenzoic acid, 98% | 1363380-91-9 2-Amino-5-fluoro-4-methoxybenzoic acid|CS-0057475|1363380-91-9 https://www.jk-sci.com/products/ts246cs-0058344 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/82fd0def1572db104c1183e8e2b1652a.jpg?v=1791335429 3-(Methoxycarbonyl)-1-methyl-1H-pyrazole-5-carboxylic acid, 98% | 117860-55-6 3-(Methoxycarbonyl)-1-methyl-1H-pyrazole-5-carboxylic acid|CS-0058344|117860-55-6 https://www.jk-sci.com/products/ts246cs-0057836 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1cb8cce18d8e809da5e952e787805f18.jpg?v=1791335479 2,4-Dichloro-6-(propan-2-yl)pyrimidine, 98% | 89938-05-6 2,4-Dichloro-6-(propan-2-yl)pyrimidine|CS-0057836|89938-05-6 https://www.jk-sci.com/products/j5307074 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2ddfa14c6f53f3e434aef26eecb11079.jpg?v=1791416045 N-Methylaminocyclopropane-1-carboxylic acid hydrochloride, Purity ≥ 98% | 99324-91-1 N-Methylaminocyclopropane-1-carboxylic acid hydrochloride|07074|99324-91-1 https://www.jk-sci.com/products/ts246cs-0054482 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f337bbe1a297c80ddf068f8595e690c0.jpg?v=1791336206 Methyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidine-2-carboxylate, 97% | 1610705-51-5 Methyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidine-2-carboxylate|CS-0054482|1610705-51-5 https://www.jk-sci.com/products/s57c4x-1720242 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_94bf5c83-ba3e-46c1-afde-6e41a4e89e58.png?v=1791375085 Oseltamivir Impurity 218 DITFA, 93.30% Oseltamivir Impurity 218 DITFA|C4X-1720242 https://www.jk-sci.com/products/ts246cs-0054639 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9aaa65517244b6110a8646227fcafa24.jpg?v=1791336110 Isoquinolin-6-ylboronic acid, 97% | 899438-92-7 Isoquinolin-6-ylboronic acid|CS-0054639|899438-92-7 https://www.jk-sci.com/products/j5307110 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ebfb8c0c5c17b9d6530a0a03e59f6f7e.jpg?v=1791416001 Fmoc-O-trityl-D-threonine, Purity by HPLC ≥ 98.5% | 682800-84-6 Fmoc-O-trityl-D-threonine|07110|682800-84-6 https://www.jk-sci.com/products/j5307127 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/106037e12125677782cbfc09e6d1c378.jpg?v=1791415981 Di-n-propylglycine | 2566-31-6 Di-n-propylglycine|07127|2566-31-6 https://www.jk-sci.com/products/ts246cs-0055288 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/eaf9b6450591f10e2fabe7dbc2de6ef5.jpg?v=1791335793 6-Bromo-2-methyl-2H-indazol-5-ol, 97% | 1403767-25-8 6-Bromo-2-methyl-2H-indazol-5-ol|CS-0055288|1403767-25-8 https://www.jk-sci.com/products/ts246cs-0052703 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d211c740fd51c5b9383248bc449d47e8.jpg?v=1791337136 1-[(Tert-butoxy)carbonyl]-1-azaspiro[3.3]heptane-6-carboxylic acid, 97.00%+ | 1374659-11-6 1-[(Tert-butoxy)carbonyl]-1-azaspiro[3.3]heptane-6-carboxylic acid|CS-0052703|1374659-11-6 https://www.jk-sci.com/products/ts246cs-0054809 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/607cf4500461be58e9fd58b8a140f36e.jpg?v=1791336049 (2R,4R)-1-(tert-Butoxycarbonyl)-4-methylpyrrolidine-2-carboxylic acid, 97% | 871727-77-4 (2R,4R)-1-(tert-Butoxycarbonyl)-4-methylpyrrolidine-2-carboxylic acid|CS-0054809|871727-77-4 https://www.jk-sci.com/products/s57c4x-172044 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3083680089d042c957c0cc3241c4c717.jpg?v=1791375068 Oseltamivir Impurity 44, 78.10% | 2413185-87-0 Oseltamivir Impurity 44|C4X-172044|2413185-87-0 https://www.jk-sci.com/products/ts246cs-0056109 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/727c01f84672e35e5bb96630a3242153.jpg?v=1791335668 Methyl 6-bromo-2-methyl-2H-indazole-3-carboxylate, 97.00%+ | 1216852-55-9 Methyl 6-bromo-2-methyl-2H-indazole-3-carboxylate|CS-0056109|1216852-55-9 https://www.jk-sci.com/products/ts246cs-0054218 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/396800.png?v=1791336381 5-Chloro-2-methyl-3-nitroaniline, 97% | 219312-44-4 5-Chloro-2-methyl-3-nitroaniline|CS-0054218|219312-44-4 https://www.jk-sci.com/products/ts246cs-0055013 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4401af23948945de02529fc875f78bc3.jpg?v=1791335939 3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene-2-carbonitrile, 97% | 942070-34-0 3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene-2-carbonitrile|CS-0055013|942070-34-0 https://www.jk-sci.com/products/ts246cs-0055194 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b1c4d245605b4dbcfe5835d0e7210d0d.jpg?v=1791335826 3-Iodo-1H-pyrrolo[2,3-b]pyridine-5-carboxylic acid, 98% | 1060816-80-9 3-Iodo-1H-pyrrolo[2,3-b]pyridine-5-carboxylic acid|CS-0055194|1060816-80-9 https://www.jk-sci.com/products/ts246cs-0058545 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3684c40a59e748e5caeb13b445361e5d.jpg?v=1791335403 tert-Butyl ((3S,4S)-4-fluoropyrrolidin-3-yl)carbamate, 98% | 213388-72-8 tert-Butyl ((3S,4S)-4-fluoropyrrolidin-3-yl)carbamate|CS-0058545|213388-72-8 https://www.jk-sci.com/products/ts246cs-0054318 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0e3d2681fc52842198406ea65a7bc86a.jpg?v=1791336309 (1-Ethyl-1H-indazol-5-yl)boronic acid, 98% | 952319-70-9 (1-Ethyl-1H-indazol-5-yl)boronic acid|CS-0054318|952319-70-9 https://www.jk-sci.com/products/ts246cs-0058605 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/691bf5adcdf4610d09c7119929d8f5e3.jpg?v=1791335357 rel-(3aS,6aS)-tert-Butyl hexahydropyrrolo[3,4-b]pyrrole-1(2H)-carboxylate, 98% | 1018443-32-7 rel-(3aS,6aS)-tert-Butyl hexahydropyrrolo[3,4-b]pyrrole-1(2H)-carboxylate|CS-0058605|1018443-32-7 https://www.jk-sci.com/products/ts246cs-0056983 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3fc31904a669fd3c55f46ffd9618b2b7.jpg?v=1791335556 3-Methoxycyclobutan-1-ol, 95% | 1432680-25-5 3-Methoxycyclobutan-1-ol|CS-0056983|1432680-25-5 https://www.jk-sci.com/products/s57c4x-172089 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/95a267405dd9d37e8f336f388927dd25.jpg?v=1791375036 Oseltamivir Impurity 89, 96.70% | 1234858-94-6 Oseltamivir Impurity 89|C4X-172089|1234858-94-6 https://www.jk-sci.com/products/ts246cs-0055865 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c46fc045859ba1a4980bccfdc4696b74.jpg?v=1791335710 tert-Butyl 6-formyl-1H-indole-1-carboxylate, 97% | 127956-28-9 tert-Butyl 6-formyl-1H-indole-1-carboxylate|CS-0055865|127956-28-9 https://www.jk-sci.com/products/s57c4x-172066 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c33be104842c5c3cdb10d70597eee3ef.jpg?v=1791375047 Ent-Oseltamivir Phosphate, 98.60% | 1035895-89-6 Ent-Oseltamivir Phosphate|C4X-172066|1035895-89-6 https://www.jk-sci.com/products/s57c4x-1724106 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_64133fee-4368-42af-8a73-54db312d02f6.png?v=1791375009 Paliperidone Impurity 106 HCl, 94.20% Paliperidone Impurity 106 HCl|C4X-1724106 https://www.jk-sci.com/products/ts246cs-0056695 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4c3e9b115a603b9f68efd7e1ba539420.jpg?v=1791335586 5-Bromo-4-(trifluoromethyl)-1H-indazole, 98% | 1385821-29-3 5-Bromo-4-(trifluoromethyl)-1H-indazole|CS-0056695|1385821-29-3 https://www.jk-sci.com/products/s57c4x-172430 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/595f6775684a4a83ad263b8703407c88.jpg?v=1791374998 Paliperidone Impurity 30, 92.20% | 1404053-60-6 Paliperidone Impurity 30|C4X-172430|1404053-60-6 https://www.jk-sci.com/products/ts246cs-0057309 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d7689c6f21ab0d5ba46e1a693f3c244f.jpg?v=1791335513 2-Methyl-2H-pyrazolo[3,4-b]pyridine-5-carboxylic acid, 98% | 1363381-09-2 2-Methyl-2H-pyrazolo[3,4-b]pyridine-5-carboxylic acid|CS-0057309|1363381-09-2 https://www.jk-sci.com/products/s57c4x-172450 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f1dde3e39323b6e6e6c853189ac6af60.jpg?v=1791374971 Paliperidone Impurity 50, 99.10% | 260273-82-3 Paliperidone Impurity 50|C4X-172450|260273-82-3 https://www.jk-sci.com/products/s57c4x-172517 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1617f70ede2c32a3bb74b8accbd31b96.jpg?v=1791374954 Pazopanib Impurity 17, 99.10% | 221681-92-1 Pazopanib Impurity 17|C4X-172517|221681-92-1 https://www.jk-sci.com/products/ts246cs-0057508 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c57244428a84de9d6306577645577fda.jpg?v=1791335502 4-Methoxy-3,5-dimethylpyridine-2-carboxylic acid, 97% | 138569-60-5 4-Methoxy-3,5-dimethylpyridine-2-carboxylic acid|CS-0057508|138569-60-5 https://www.jk-sci.com/products/s57c4x-172652 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_845a93d3-6ad8-4e45-b9af-2911d2bd4c93.png?v=1791374915 Pemetrexed Impurity 52, Purity: 99.3% Pemetrexed Impurity 52|C4X-172652 https://www.jk-sci.com/products/ts246cs-0057971 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1bfdf437f3714a9344f54586737fbb82.jpg?v=1791335472 2-Bromo-4-tert-butyl-1,3-thiazole, 98% | 873075-54-8 2-Bromo-4-tert-butyl-1,3-thiazole|CS-0057971|873075-54-8 https://www.jk-sci.com/products/s57c4x-172673 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2433696a-2f1e-4113-aaa6-b7173cab7407.png?v=1791374910 Pemetrexed Impurity 73 TFA salt, 96.70% Pemetrexed Impurity 73 TFA salt|C4X-172673 https://www.jk-sci.com/products/s57c4x-172629 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c0061d98f0a2cef26ce96a8d1b9813b1.jpg?v=1791374920 Pemetrexed Impurity 29, 94.60% | 146943-43-3 Pemetrexed Impurity 29|C4X-172629|146943-43-3 https://www.jk-sci.com/products/s57c4x-17258 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f59ff35881f915065dc8e4a479ad5002.jpg?v=1791374938 Pazopanib Impurity 8, 98.50% | 1296888-47-5 Pazopanib Impurity 8|C4X-17258|1296888-47-5 https://www.jk-sci.com/products/s57c4x-172812 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6ea3542cc9d39ea8bc0969e298ae53b9.jpg?v=1791374899 Pentoxifylline EP Impurity H, 92.00% | 200556-62-3 Pentoxifylline EP Impurity H|C4X-172812|200556-62-3 https://www.jk-sci.com/products/ts246cs-0058143 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9c9906e09de9f7296328cf6160ecadbe.jpg?v=1791335451 7-Oxa-4-azaspiro[2.5]octane, 98.00%+ | 126616-59-9 7-Oxa-4-azaspiro[2.5]octane|CS-0058143|126616-59-9 https://www.jk-sci.com/products/ts246cs-0058575 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9bbd9339845d8f882bb17a49068bee65.jpg?v=1791335377 tert-Butyl 6,7-dihydro-1H-pyrazolo[4,3-b]pyridine-4(5H)-carboxylate, 98% | 1569514-57-3 tert-Butyl 6,7-dihydro-1H-pyrazolo[4,3-b]pyridine-4(5H)-carboxylate|CS-0058575|1569514-57-3 https://www.jk-sci.com/products/s57c4x-17284 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fa865f576576f0575530730b41282c0a.jpg?v=1791374889 Pentoxifylline EP Impurity D, 95.70% | 59413-14-8 Pentoxifylline EP Impurity D|C4X-17284|59413-14-8 https://www.jk-sci.com/products/ts246cs-0058395 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d47cb2ba304aa47400ed7e2a0901611a.jpg?v=1791335424 1-(Prop-2-yn-1-yl)pyrrolidine, 98% | 7223-42-9 1-(Prop-2-yn-1-yl)pyrrolidine|CS-0058395|7223-42-9 https://www.jk-sci.com/products/ts246cs-0058698 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3a3623e1bb05954f9ba23b3eaa1ead57.jpg?v=1791335317 (2R,3R)-3-Hydroxypyrrolidine-2-carboxylic acid, 97.00%+ | 119677-21-3 (2R,3R)-3-Hydroxypyrrolidine-2-carboxylic acid|CS-0058698|119677-21-3 https://www.jk-sci.com/products/ts246cs-0058678 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/95176b96ec11dbe0d2c5ea8705df0521.jpg?v=1791335326 (5-Bromo-3-fluoropyridin-2-yl)methanol, 97% | 1206968-92-4 (5-Bromo-3-fluoropyridin-2-yl)methanol|CS-0058678|1206968-92-4 https://www.jk-sci.com/products/s57c4x-1730 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/207906_d1c62abd-3cde-4485-9e56-d1487b0e9646.png?v=1791374882 Perphenazine | 58-39-9 Perphenazine|C4X-1730|58-39-9 https://www.jk-sci.com/products/ts246cs-0058723 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d9719484c0ad299fefc987a1397e9696.jpg?v=1791335298 (1R,2R)-2-Amino-1,2-diphenylethanol, 97% | 88082-66-0 (1R,2R)-2-Amino-1,2-diphenylethanol|CS-0058723|88082-66-0 https://www.jk-sci.com/products/ts246cs-0058702 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e59c7dae7152c62808a8c01f722d2e0f.jpg?v=1791335317 cis-3-(tert-Butoxycarbonylamino)cyclopentanecarboxylic acid, 97% | 410090-37-8 cis-3-(tert-Butoxycarbonylamino)cyclopentanecarboxylic acid|CS-0058702|410090-37-8 https://www.jk-sci.com/products/j5307157 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fb9d7a9c5ee403f84ee9ec2b4bc6bb93.jpg?v=1791415939 Fmoc-7-aminoheptanoic acid, Purity by HPLC ≥ 98% | 127582-76-7 Fmoc-7-aminoheptanoic acid|07157|127582-76-7 https://www.jk-sci.com/products/j5307137 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c98281996c27e8e139c04b2bebdeef20.jpg?v=1791415971 Acetyl-L-norleucine, Chiral HPLC ≥ 99.5% (ee) || Purity by HPLC ≥ 99% | 15891-49-3 Acetyl-L-norleucine|07137|15891-49-3 https://www.jk-sci.com/products/j5307170 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bcc81c0750baa2c937a82764b06fe740.jpg?v=1791415924 3-(9-Anthryl)-L-alanine, Chiral HPLC ≥ 99.5% (ee) || Purity by HPLC ≥ 98% | 100896-08-0 3-(9-Anthryl)-L-alanine|07170|100896-08-0 https://www.jk-sci.com/products/ts246cs-0058987 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e191d93f62726c2a7fbd0f8dfeee1405.jpg?v=1791335252 tert-Butyl N-(2-amino-2-methyl-propyl)carbamate, 98% | 95034-05-2 tert-Butyl N-(2-amino-2-methyl-propyl)carbamate|CS-0058987|95034-05-2 https://www.jk-sci.com/products/j5307183 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/781b1bcec6ee899f7019c5ff978e56c3.jpg?v=1791415909 Pentafluoro-L-phenylalanine, Chiral HPLC ≥ 99% (ee) || Purity by HPLC ≥ 95% | 138109-65-6 Pentafluoro-L-phenylalanine|07183|138109-65-6 https://www.jk-sci.com/products/ts246cs-0059051 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6805fd55735331c0d9cde62cac3641f5.jpg?v=1791335247 2-Chloro-7-methoxy-1H-benzo[d]imidazole, 97% | 15965-58-9 2-Chloro-7-methoxy-1H-benzo[d]imidazole|CS-0059051|15965-58-9 https://www.jk-sci.com/products/j5307230 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b4a4300d4e0450437b163cf7c82e1847.jpg?v=1791415872 Ethyl acetamidocyanoacetate, Purity by GC ≥ 98% | 4977-62-2 Ethyl acetamidocyanoacetate|07230|4977-62-2 https://www.jk-sci.com/products/s57c4x-173118 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d414d01c881ebe6b3fbce7396a224bf3.jpg?v=1791374874 Pimecrolimus Impurity 18, 97.20% | 148147-41-5 Pimecrolimus Impurity 18|C4X-173118|148147-41-5 https://www.jk-sci.com/products/j5307246 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0a59b08abf7b25471d89c6fa7c1dd4f9.jpg?v=1791415847 Fmoc-D-cyclopentylglycine, Purity by HPLC ≥ 98% | 136555-16-3 Fmoc-D-cyclopentylglycine|07246|136555-16-3 https://www.jk-sci.com/products/ts246cs-0059137 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/217267.png?v=1791335217 3-Nitrobenzonitrile, 97% | 619-24-9 3-Nitrobenzonitrile|CS-0059137|619-24-9 https://www.jk-sci.com/products/j5307254 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9af43fab80210a240b7608b56609753b.jpg?v=1791415830 3-fluorobenzyl bromide, Purity ≥ 98% | 456-41-7 3-fluorobenzyl bromide|07254|456-41-7 https://www.jk-sci.com/products/j5307313 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/93f2cca49181f7d7f9f840013b1938e6.jpg?v=1791415773 Fmoc-(R,S)-1-aminoindane-1-carboxylic acid, Purity by HPLC ≥ 98% | 214139-28-3 Fmoc-(R,S)-1-aminoindane-1-carboxylic acid|07313|214139-28-3 https://www.jk-sci.com/products/j5307276 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e82487bdf812f701b0cf9b13f8a9a290.jpg?v=1791415803 3-Amino-2-naphthoic acid, Purity by HPLC ≥ 97% | 5959-52-4 3-Amino-2-naphthoic acid|07276|5959-52-4 https://www.jk-sci.com/products/j5307309 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5ee6e5ba4dcfe74cbd78da0601ee51fc.jpg?v=1791415783 Fmoc-(R,S)3-amino-3-(4-bromophenyl)propionic acid, Purity by HPLC ≥ 97% | 269078-76-4 Fmoc-(R,S)3-amino-3-(4-bromophenyl)propionic acid|07309|269078-76-4 https://www.jk-sci.com/products/j5307303 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5e482e1ed1f140d8a0043c60c05020a0.jpg?v=1791415792 Acetyl-4-iodo-DL-phenylalanine, Purity by HPLC ≥ 97% | 457615-88-2 Acetyl-4-iodo-DL-phenylalanine|07303|457615-88-2 https://www.jk-sci.com/products/ts246cs-0059153 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/306775_c4a38428-1a37-4307-b65e-b835cd26e66d.png?v=1791335196 5-Hydroxy-3,4-dihydroquinolin-2(1H)-one, 96% | 30389-33-4 5-Hydroxy-3,4-dihydroquinolin-2(1H)-one|CS-0059153|30389-33-4 https://www.jk-sci.com/products/j5307316 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c5cbb385625b70d79aacf9827226c3d1.jpg?v=1791415767 Boc-(R)-4-amino-6-methyl-heptanoic acid, Purity ≥ 98% (NMR) | 146453-32-9 Boc-(R)-4-amino-6-methyl-heptanoic acid|07316|146453-32-9 https://www.jk-sci.com/products/j5307333 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/299caa05dc596aa483a9b699177ebdf0.jpg?v=1791415733 (S)-N-4-Fmoc-N-8-Boc-diaminooctanoic acid, Purity by HPLC ≥ 98% | 268542-17-2 (S)-N-4-Fmoc-N-8-Boc-diaminooctanoic acid|07333|268542-17-2 https://www.jk-sci.com/products/j5307327 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/75b01e255f01d6676d347219d0fd5439.jpg?v=1791415743 Fmoc-L-aspartic acid a-4-nitroanilide, Purity by HPLC ≥ 98% | 185547-52-8 Fmoc-L-aspartic acid a-4-nitroanilide|07327|185547-52-8 https://www.jk-sci.com/products/j5307323 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/58927d29e6fbea5281df35c75cceb28d.jpg?v=1791415753 N,N-bis(N'-Fmoc-3-aminopropyl)glycine potassium hemisulfate, Purity by HPLC ≥ 97% | 346694-76-6 N,N-bis(N'-Fmoc-3-aminopropyl)glycine potassium hemisulfate|07323|346694-76-6 https://www.jk-sci.com/products/j5307331 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1440eff346ec8c483463bf7b4736aeff.jpg?v=1791415733 Boc-4-carboxymethyl-piperidine, Purity by HPLC ≥ 97% | 157688-46-5 Boc-4-carboxymethyl-piperidine|07331|157688-46-5 https://www.jk-sci.com/products/ts246cs-0059162 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/462797.png?v=1791335179 6-Methoxy-3,4-dihydroquinolin-2(1H)-one, 98% | 54197-64-7 6-Methoxy-3,4-dihydroquinolin-2(1H)-one|CS-0059162|54197-64-7 https://www.jk-sci.com/products/j5307338 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bf91ec31bd7597d48de8c4138c48dc68.jpg?v=1791415716 Fmoc-homocyclohexyl-L-alanine, Chiral HPLC ≥ 99% (ee) || Purity by HPLC ≥ 98% | 269078-73-1 Fmoc-homocyclohexyl-L-alanine|07338|269078-73-1 https://www.jk-sci.com/products/ts246cs-0059164 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/df23b34cc5ceb4b5093ce8e3515ee1e6.jpg?v=1791335180 5-Methyl-3,4-dihydroquinolin-2(1H)-one, 97% | 20151-46-6 5-Methyl-3,4-dihydroquinolin-2(1H)-one|CS-0059164|20151-46-6 https://www.jk-sci.com/products/s57c4x-173216 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5c7a3586741a4adbc08d44606aee1b67.jpg?v=1791374868 Piperacillin EP Impurity K, 90.90% | 2734474-72-5 Piperacillin EP Impurity K|C4X-173216|2734474-72-5 https://www.jk-sci.com/products/ts246cs-0059191 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/353189.png?v=1791335139 1-Bromo-2,4-dimethyl-5-nitrobenzene, 98.52%+ | 69383-59-1 1-Bromo-2,4-dimethyl-5-nitrobenzene|CS-0059191|69383-59-1 https://www.jk-sci.com/products/ts246cs-0059224 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3b0e5de46a1afadb023e147d9dfd5b92.jpg?v=1791335105 4-Chloro-3,5-difluoroaniline, 97% | 2613-33-4 4-Chloro-3,5-difluoroaniline|CS-0059224|2613-33-4 https://www.jk-sci.com/products/ts246cs-0059176 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/581038.png?v=1791335159 (4,6-Dichloropyridin-3-yl)methanol, 97% | 73998-95-5 (4,6-Dichloropyridin-3-yl)methanol|CS-0059176|73998-95-5 https://www.jk-sci.com/products/ts246cs-0059233 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/257364.png?v=1791335093 (3-Trifluoromethoxyphenyl)acetonitrile, 97% | 108307-56-8 (3-Trifluoromethoxyphenyl)acetonitrile|CS-0059233|108307-56-8 https://www.jk-sci.com/products/ts246cs-0059256 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/305986_f55147b6-f730-43bc-bada-a4ed373af0dc.png?v=1791335073 2-(4-Chlorophenyl)-2-hydroxyacetic acid, 97% | 492-86-4 2-(4-Chlorophenyl)-2-hydroxyacetic acid|CS-0059256|492-86-4 https://www.jk-sci.com/products/ts246cs-0054574 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0296f82bfb35ca98c58fcdad731d768a.jpg?v=1791336141 (2S,4S)-Benzyl 4-hydroxy-2-(hydroxymethyl)pyrrolidine-1-carboxylate, 97% | 942308-58-9 (2S,4S)-Benzyl 4-hydroxy-2-(hydroxymethyl)pyrrolidine-1-carboxylate|CS-0054574|942308-58-9 https://www.jk-sci.com/products/ts246cs-0054889 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/291904.png?v=1791336004 5-Methylthiophene-3-carboxylic acid, 99.16%+ | 19156-50-4 5-Methylthiophene-3-carboxylic acid|CS-0054889|19156-50-4 https://www.jk-sci.com/products/ts246cs-0057466 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/63e9688db189b507103f75865ed260cb.jpg?v=1791335507 1,3,4-Oxathiazinane 3,3-dioxide, 98% | 863015-82-1 1,3,4-Oxathiazinane 3,3-dioxide|CS-0057466|863015-82-1 https://www.jk-sci.com/products/ts246cs-0055970 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/95ebf543f4e8e5f23dedacc3db730517.jpg?v=1791335700 tert-Butyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrrolo[2,3-b]pyridine-1-carboxylate, 98% | 1370616-23-1 tert-Butyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrrolo[2,3-b]pyridine-1-carboxylate|CS-0055970|1370616-23-1 https://www.jk-sci.com/products/ts246cs-0055253 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/17cba6baaef0a25ae4781272881bec92.jpg?v=1791335807 Ethyl 5-methylpyridazine-4-carboxylate, 97% | 92929-53-8 Ethyl 5-methylpyridazine-4-carboxylate|CS-0055253|92929-53-8 https://www.jk-sci.com/products/ts246cs-0056748 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7c4aaa83158955bb9ea3b0eefa5a203c.jpg?v=1791335582 2-((tert-Butoxycarbonyl)amino)-3-cyclohexylpropanoic acid, 97% | 144186-13-0 2-((tert-Butoxycarbonyl)amino)-3-cyclohexylpropanoic acid|CS-0056748|144186-13-0 https://www.jk-sci.com/products/ts246cs-0058047 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cc3041278d3d940887a0f82b0219e618.jpg?v=1791335465 5-Fluoro-2,3-dihydro-1H-isoindole-1,3-dione, 98% | 94514-21-3 5-Fluoro-2,3-dihydro-1H-isoindole-1,3-dione|CS-0058047|94514-21-3 https://www.jk-sci.com/products/ts246cs-0058472 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/400715bbdea7fb7c6368a6d38ca4bdd4.jpg?v=1791335408 Dimethyl bicyclo[2.1.1]hexane-1,4-dicarboxylate, 95% | 42145-38-0 Dimethyl bicyclo[2.1.1]hexane-1,4-dicarboxylate|CS-0058472|42145-38-0 https://www.jk-sci.com/products/ts246cs-0058700 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0441503a4fb760878bae212a49b1e054.jpg?v=1791335316 (E)-3-(Thiophen-2-yl)acrylic acid, 98% | 15690-25-2 (E)-3-(Thiophen-2-yl)acrylic acid|CS-0058700|15690-25-2 https://www.jk-sci.com/products/ts246cs-0058663 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/389402.png?v=1791335327 4-Aminopyridin-2(1H)-one, 98.00%+ | 38767-72-5 4-Aminopyridin-2(1H)-one|CS-0058663|38767-72-5 https://www.jk-sci.com/products/ts246cs-0058731 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c10a13b5e7fdb10ea954c7c775593f4e.jpg?v=1791335298 3,3-Difluoropiperidin-4-one hydrochloride, 98% | 1523618-12-3 3,3-Difluoropiperidin-4-one hydrochloride|CS-0058731|1523618-12-3 https://www.jk-sci.com/products/ts246cs-0059122 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/743f3f74b88b4ac9d7bab70d7a17cb24.jpg?v=1791335226 3-(aminomethyl)bicyclo[1.1.1]pentane-1-carboxylic acid hydrochloride, 97% | 2173991-78-9 3-(aminomethyl)bicyclo[1.1.1]pentane-1-carboxylic acid hydrochloride|CS-0059122|2173991-78-9 https://www.jk-sci.com/products/s57c4x-173221 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cc90cf2e68a2f8d0a6bfb013281e5a06.jpg?v=1791374858 Piperacillin Impurity 21, 77.00% | 64844-70-8 Piperacillin Impurity 21|C4X-173221|64844-70-8 https://www.jk-sci.com/products/j5307340 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/48356b7d3f93aaac99679617b2fec229.jpg?v=1791415716 Fmoc-(R,S)-Boc-imidazolidine-2-carboxylic acid, Purity by HPLC ≥ 98% | 207129-12-2 Fmoc-(R,S)-Boc-imidazolidine-2-carboxylic acid|07340|207129-12-2 https://www.jk-sci.com/products/j5307347 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e9c5eb7271df92f5b68a9b836d3c93a8.jpg?v=1791415698 Boc-4-piperidino-L-proline, Assay ≥ 97% | 221352-39-2 Boc-4-piperidino-L-proline|07347|221352-39-2 https://www.jk-sci.com/products/j5307354 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2061e7172a9d91455ceaae56cbc23dd7.jpg?v=1791415687 Fmoc-(3S)-3-1-carboxymethyl-2-valerolactame, Purity by HPLC ≥ 97% | 215190-25-3 Fmoc-(3S)-3-1-carboxymethyl-2-valerolactame|07354|215190-25-3 https://www.jk-sci.com/products/j5307360 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1ec823687bc23040f367f9f457b321d2.jpg?v=1791415675 1-Fmoc-4-aminopiperidine hydrochloride | 811841-89-1 1-Fmoc-4-aminopiperidine hydrochloride|07360|811841-89-1 https://www.jk-sci.com/products/j5307377 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/79ff3c8c1448e855bebdd010f9f52b88.jpg?v=1791415656 3-(4-Thiazolyl)-D-alanine, Assay by titration ≥ 99% (on dried basis) | 131896-42-9 3-(4-Thiazolyl)-D-alanine|07377|131896-42-9 https://www.jk-sci.com/products/ts246cs-0059154 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/436909.png?v=1791335195 3-(Trifluoromethyl)benzonitrile, 97% | 368-77-4 3-(Trifluoromethyl)benzonitrile|CS-0059154|368-77-4 https://www.jk-sci.com/products/j5307398 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/eea1dad93ced6da86f4aa3583e7ad0fa.jpg?v=1791415622 Fmoc-3,4,5-trifluoro-L-phenylalanine, Assay ≥ 98% | 205526-30-3 Fmoc-3,4,5-trifluoro-L-phenylalanine|07398|205526-30-3 https://www.jk-sci.com/products/j5307385 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bbc2d2f1032c2476c15dcab7ecb0aba1.jpg?v=1791415640 Boc-3-trifluoromethyl-D-phenylalanine, Purity by HPLC ≥ 98% | 82317-82-6 Boc-3-trifluoromethyl-D-phenylalanine|07385|82317-82-6 https://www.jk-sci.com/products/j5307402 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fbafb6ca20a966af450c72a2b81ce093.jpg?v=1791415617 Fmoc-2-bromo-L-phenylalanine, Purity by HPLC ≥ 98% | 220497-47-2 Fmoc-2-bromo-L-phenylalanine|07402|220497-47-2 https://www.jk-sci.com/products/ts246cs-0059170 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dc98504e999134398a3c1ef9f9aa5a3e.jpg?v=1791335170 3,5-Dibromo-2-fluorobenzaldehyde, 97% | 477535-40-3 3,5-Dibromo-2-fluorobenzaldehyde|CS-0059170|477535-40-3 https://www.jk-sci.com/products/j5307404 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b09183fa53779853848918dd28ace271.jpg?v=1791415610 Boc-D-1,2,3,4-tetrahydronorharman-3-carboxylic acid, Purity by HPLC ≥ 98% | 123910-26-9 Boc-D-1,2,3,4-tetrahydronorharman-3-carboxylic acid|07404|123910-26-9 https://www.jk-sci.com/products/ts246cs-0059245 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/285225.png?v=1791335084 6-Chloro-2H-chromene-3-carboxylic acid, 97% | 83823-06-7 6-Chloro-2H-chromene-3-carboxylic acid|CS-0059245|83823-06-7 https://www.jk-sci.com/products/j5307416 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/01652e0f73367b2134d85ff22c2e7aeb.jpg?v=1791415595 Fmoc-b-(3-thienyl)-L-alanine, Assay ≥ 98% | 186320-06-9 Fmoc-b-(3-thienyl)-L-alanine|07416|186320-06-9 https://www.jk-sci.com/products/ts246cs-0059215 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/519541.png?v=1791335114 3-Bromo-4,5-dimethoxybenzaldehyde, 98% | 6948-30-7 3-Bromo-4,5-dimethoxybenzaldehyde|CS-0059215|6948-30-7 https://www.jk-sci.com/products/s57c4x-173239 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f9ddc6d8-6f36-42b0-ab0f-64e49fd05e2e.png?v=1791374852 Piperacillin EP Impurity T, 91.70% Piperacillin EP Impurity T|C4X-173239 https://www.jk-sci.com/products/j5307409 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1f953799ecccbc04abd86557c673203e.jpg?v=1791415604 Fmoc-4-(Boc-aminomethyl)-D-phenylalanine, Purity by HPLC ≥ 98% | 268731-06-2 Fmoc-4-(Boc-aminomethyl)-D-phenylalanine|07409|268731-06-2 https://www.jk-sci.com/products/j5307420 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0955a1d136015f7e839f7d3be563a5ff.jpg?v=1791415589 Fmoc-b-(2-furyl)-L-alanine, Assay ≥ 99% | 159611-02-6 Fmoc-b-(2-furyl)-L-alanine|07420|159611-02-6 https://www.jk-sci.com/products/j5307425 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c296a0bf6fc88fc70f29196998c2c46d.jpg?v=1791415579 Boc-azetidine-3-carboxylic acid, Purity ≥ 98% | 142253-55-2 Boc-azetidine-3-carboxylic acid|07425|142253-55-2 https://www.jk-sci.com/products/ts246cs-0059271 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6d1009775c81ace8224292deb49d3253.jpg?v=1791335048 Ethyl 4-ethoxy-2-oxo-1,2-dihydropyridine-3-carboxylate, 97.00%+ | 1174046-84-4 Ethyl 4-ethoxy-2-oxo-1,2-dihydropyridine-3-carboxylate|CS-0059271|1174046-84-4 https://www.jk-sci.com/products/j5307431 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/daab8f61f5b3834ca4fc15fb26cea3ec.jpg?v=1791415562 3-Methyl-D-phenylalanine, Purity by HPLC ≥ 99% | 114926-39-5 3-Methyl-D-phenylalanine|07431|114926-39-5 https://www.jk-sci.com/products/ts246cs-0059300 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5049271703fac51f3732e18520cbcc06.jpg?v=1791335008 Methyl (R)-2-aminobutanoate hydrochloride, 97% | 85774-09-0 Methyl (R)-2-aminobutanoate hydrochloride|CS-0059300|85774-09-0 https://www.jk-sci.com/products/j5307435 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7d9a2c45c0167b345847b97daf350607.jpg?v=1791415556 H-D-Phe(2-trifluoromethyl)-OH, Purity by HPLC ≥ 98% | 130930-49-3 H-D-Phe(2-trifluoromethyl)-OH|07435|130930-49-3 https://www.jk-sci.com/products/ts246cs-0059284 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/80860ea797ee3b765ac33e014a81d589.jpg?v=1791335033 4-Methoxy-3-methylphenol, 98% | 14786-82-4 4-Methoxy-3-methylphenol|CS-0059284|14786-82-4 https://www.jk-sci.com/products/s57c4x-17326 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2dc5125c-c840-4bc1-8594-6c7f559e163c.png?v=1791374843 Piperacillin EP Impurity F, 93.00% Piperacillin EP Impurity F|C4X-17326 https://www.jk-sci.com/products/ts246cs-0059340 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/475868.png?v=1791334998 Urocanic acid, 98% | 104-98-3 Urocanic acid|CS-0059340|104-98-3 https://www.jk-sci.com/products/j5307437 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1859e3bf65ebb280309ca9ec8d555f19.jpg?v=1791415551 2-Cyano-D-phenylalanine, Purity by HPLC ≥ 98% | 263396-41-4 2-Cyano-D-phenylalanine|07437|263396-41-4 https://www.jk-sci.com/products/ts246cs-0059656 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b86536c30199baf85c2da679bc105f40.jpg?v=1791334970 Trans-4-ethoxyphenyl 4-propylcyclohexanecarboxylate, 99.60%+ | 67589-39-3 Trans-4-ethoxyphenyl 4-propylcyclohexanecarboxylate|CS-0059656|67589-39-3 https://www.jk-sci.com/products/ts246cs-0059678 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1fe0d4a8c8b66a474cea7d487a1a9927.jpg?v=1791334959 2,7-Dibromo-9-(4-bromophenyl)-9H-carbazole, 98% | 1313900-20-7 2,7-Dibromo-9-(4-bromophenyl)-9H-carbazole|CS-0059678|1313900-20-7 https://www.jk-sci.com/products/ts246cs-0059750 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7ac805c136405f11201899bd41659ccc.jpg?v=1791334914 3-Bromo-2-methoxy-4,5-dimethylbenzoic acid, 95% | 1245532-88-0 3-Bromo-2-methoxy-4,5-dimethylbenzoic acid|CS-0059750|1245532-88-0 https://www.jk-sci.com/products/ts246cs-0059754 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c3a851ba9084064d700b78a9012cb7d0.jpg?v=1791334908 6-Formyl-3-hydroxy-2-methoxyphenyl acetate, 98% | 272785-31-6 6-Formyl-3-hydroxy-2-methoxyphenyl acetate|CS-0059754|272785-31-6 https://www.jk-sci.com/products/ts246cs-0059723 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6439f5289467d15827b9f9d5d20a6fa9.jpg?v=1791334929 2-Amino-3,3,3-trifluoropropanoic acid hydrochloride, 95% | 96105-72-5 2-Amino-3,3,3-trifluoropropanoic acid hydrochloride|CS-0059723|96105-72-5 https://www.jk-sci.com/products/j5305536 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2a367f926c4df8b1f16329aaf1ce83b3.jpg?v=1791417398 Boc-L-glutamic acid a-9-fluorenylmethyl ester, Purity by HPLC ≥ 99% | 133906-29-3 Boc-L-glutamic acid a-9-fluorenylmethyl ester|05536|133906-29-3 https://www.jk-sci.com/products/ts246cs-0059692 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e5f49e2695429ca19a50a12175368e28.jpg?v=1791334944 2-Ethynyl-3-methoxypyridine, 97% | 1256805-99-8 2-Ethynyl-3-methoxypyridine|CS-0059692|1256805-99-8 https://www.jk-sci.com/products/j5307441 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/de52ff58acc774ab60fa0a251741ba7a.jpg?v=1791415544 H-Allyl-L-glycine, Chiral HPLC ≥ 98.5% (ee) || Purity by HPLC ≥ 99.5% | 16338-48-0 H-Allyl-L-glycine|07441|16338-48-0 https://www.jk-sci.com/products/j5307446 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1d3155d2853256fe4556572075dc3009.jpg?v=1791415538 Ac-Lys-D-Ala-D-Ala-OH, Assay ≥ 91% || Purity by HPLC ≥ 97% | 28845-97-8 Ac-Lys-D-Ala-D-Ala-OH|07446|28845-97-8 https://www.jk-sci.com/products/j5305976 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a1730ec15275c0cb8f104db79786de81.jpg?v=1791416944 trans-D-4-Hydroxyproline, Purity by HPLC ≥ 99% | 3398-22-9 trans-D-4-Hydroxyproline|05976|3398-22-9 https://www.jk-sci.com/products/ts246cs-0059760 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/70a40ff5157c4260c61da2e294b4549f.jpg?v=1791334902 Methyl 3-bromo-2-fluoro-6-iodobenzoate, 97% | 1936253-89-2 Methyl 3-bromo-2-fluoro-6-iodobenzoate|CS-0059760|1936253-89-2 https://www.jk-sci.com/products/s57c4x-173311 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4ce0e4f10b798e31be8a40a2299c6858.jpg?v=1791374834 Piroxicam EP Impurity K(Meloxicam EP Impurity A), 99.30% | 24683-26-9 Piroxicam EP Impurity K(Meloxicam EP Impurity A)|C4X-173311|24683-26-9 https://www.jk-sci.com/products/ts246cs-0059766 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f141eedc2fdf50c083cce0982957c966.jpg?v=1791334897 2-Bromo-5-ethoxybenzaldehyde, 98% | 43192-32-1 2-Bromo-5-ethoxybenzaldehyde|CS-0059766|43192-32-1 https://www.jk-sci.com/products/s57c4x-17335 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c07c23f61ede35f201c6d9279c900de0.jpg?v=1791374827 Piroxicam EP Impurity E, 95.10% | 24683-20-3 Piroxicam EP Impurity E|C4X-17335|24683-20-3 https://www.jk-sci.com/products/j5306163 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c47a0609a406f55dc36fabda2e1abc5a.jpg?v=1791416769 4-Bromo-DL-phenylalanine, Purity by HPLC ≥ 97% | 14091-15-7 4-Bromo-DL-phenylalanine|06163|14091-15-7 https://www.jk-sci.com/products/ts246cs-0059795 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a1c01a8999632c2e1715f5b5c9839623.jpg?v=1791334891 (2-Bromothiazol-5-yl)methanamine, 97% | 131748-92-0 (2-Bromothiazol-5-yl)methanamine|CS-0059795|131748-92-0 https://www.jk-sci.com/products/j5306324 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/96085cf22e81323a6aeb29b1aa185c91.jpg?v=1791416595 Na,b-Bis-Z-L-2,3-diaminopropionic acid, Purity by HPLC ≥ 98% | 65621-26-3 Na,b-Bis-Z-L-2,3-diaminopropionic acid|06324|65621-26-3 https://www.jk-sci.com/products/ts246cs-0059800 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a5d08c6ce83d2307c7da3a15be64f09e.jpg?v=1791334882 1-(6-Bromopyridin-2-yl)propan-1-one, 97.00%+ | 341556-25-0 1-(6-Bromopyridin-2-yl)propan-1-one|CS-0059800|341556-25-0 https://www.jk-sci.com/products/s57c4x-173710 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/deb7e6847b0612d5eabfbfc9af7a834f.jpg?v=1791374823 Prednisolone EP Impurity J, 96.60% | 1807-14-3 Prednisolone EP Impurity J|C4X-173710|1807-14-3 https://www.jk-sci.com/products/j5306423 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e4e9f788fe89a2f417c7ae396efeb7c4.jpg?v=1791416480 Na-Z-Nw-(2,2,4,6,7-pentamethyldihydrobenzofuran-5-sulfonyl)-D-arginine cyclohexylammonium salt, Purity by HPLC ≥ 99% | 200191-00-0 Na-Z-Nw-(2,2,4,6,7-pentamethyldihydrobenzofuran-5-sulfonyl)-D-arginine cyclohexylammonium salt|06423|200191-00-0 https://www.jk-sci.com/products/j5306545 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/75234430a8a149b21a2d958a7f1ab1a6.jpg?v=1791416385 Na-Z-Nd-Fmoc-L-ornithine, Purity by HPLC ≥ 98% | 201048-68-2 Na-Z-Nd-Fmoc-L-ornithine|06545|201048-68-2 https://www.jk-sci.com/products/j5306714 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/042bbd210c72f5e7690d90e64b696718.jpg?v=1791416283 Z-L-aspartic acid dibenzyl ester, Purity by HPLC ≥ 98% | 5241-60-1 Z-L-aspartic acid dibenzyl ester|06714|5241-60-1 https://www.jk-sci.com/products/ts246cs-0059818 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d1691f213e980ebb15fa9bf7cd5902b4.jpg?v=1791334877 1-N-Boc-2-Methyl-Isothiourea, 97% | 173998-77-1 1-N-Boc-2-Methyl-Isothiourea|CS-0059818|173998-77-1 https://www.jk-sci.com/products/j5306805 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b8e04ac53110da68424ae99ca0626268.jpg?v=1791416220 Fmoc-Tyr(tBu)-2-chlorotrityl resin (0.3 - 0.9 meq/g, 100 - 200 mesh), Mesh Size 100 - 200 mesh || Substitution (meq/g) 0.3 - 0.9 (meq/g) Fmoc-Tyr(tBu)-2-chlorotrityl resin (0.3 - 0.9 meq/g, 100 - 200 mesh)|06805 https://www.jk-sci.com/products/j5307000 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5fda6df17acdc444f392e53e8f96a077.jpg?v=1791416140 Fmoc-1-aminocyclohexane carboxylic acid, Purity by HPLC ≥ 98% | 162648-54-6 Fmoc-1-aminocyclohexane carboxylic acid|07000|162648-54-6 https://www.jk-sci.com/products/j5306916 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9e84ca2b7546aca25b099caa7609ce3e.jpg?v=1791416165 11-Aminoundecanoic acid, Assay by titration ≥ 99% | 2432-99-7 11-Aminoundecanoic acid|06916|2432-99-7 https://www.jk-sci.com/products/s57c4x-173719 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_870780c4-1f78-43ae-84dd-bc5d11dea203.png?v=1791374810 Prednisolone Impurity 19, 99.70% | 61549-70-0 Prednisolone Impurity 19|C4X-173719|61549-70-0 https://www.jk-sci.com/products/j5307042 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0996789ec84ca459e74f0c011d427d1d.jpg?v=1791416090 L-3,5-Diiodotyrosine methyl ester hydrochloride, Purity by HPLC ≥ 98% | 151266-48-7 L-3,5-Diiodotyrosine methyl ester hydrochloride|07042|151266-48-7 https://www.jk-sci.com/products/ts246cs-0059827 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5b5716caa046702b9d5ad1e699a131d1.jpg?v=1791334862 (2S)-2-Hydroxy-1-pyrrolidin-1-ylpropan-1-one, 98% | 122151-38-6 (2S)-2-Hydroxy-1-pyrrolidin-1-ylpropan-1-one|CS-0059827|122151-38-6 https://www.jk-sci.com/products/ts246cs-0059830 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cbc9ba7e3bc463aa92e78a21d96b6ee3.jpg?v=1791334862 N-[(2S)-1-Hydroxypropan-2-yl]-2-nitrobenzenesulfonamide, 98% | 1351395-66-8 N-[(2S)-1-Hydroxypropan-2-yl]-2-nitrobenzenesulfonamide|CS-0059830|1351395-66-8 https://www.jk-sci.com/products/j5307063 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1e3e28ca2456418eb93179aa75ba2c56.jpg?v=1791416062 DL-Homophenylalanine, Assay ≥ 99.9% || Purity by HPLC ≥ 99% | 1012-05-1 DL-Homophenylalanine|07063|1012-05-1 https://www.jk-sci.com/products/ts246cs-0059841 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2c0ea763b625c86d7daa5d128f5e769a.jpg?v=1791334845 5-Chloro-3-(2-trimethylsilylethynyl)pyrazin-2-amine, 98% | 1244776-64-4 5-Chloro-3-(2-trimethylsilylethynyl)pyrazin-2-amine|CS-0059841|1244776-64-4 https://www.jk-sci.com/products/j5307125 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1d08e8bda50b204cf5a466a7a122b1d8.jpg?v=1791415987 Diethylglycine, Purity ≥ 98% | 2566-29-2 Diethylglycine|07125|2566-29-2 https://www.jk-sci.com/products/ts246cs-0059853 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/57462749a63ff645c0620855559eff2a.jpg?v=1791334835 4-Iodo-2-methoxynicotinic acid, 97% | 726206-55-9 4-Iodo-2-methoxynicotinic acid|CS-0059853|726206-55-9 https://www.jk-sci.com/products/s57c4x-17376 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2b540555c60c7d7358aec09d0c9fbb7a.jpg?v=1791374805 Prednisolone EP Impurity F, 99.20% | 600-90-8 Prednisolone EP Impurity F|C4X-17376|600-90-8 https://www.jk-sci.com/products/j5307149 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/270cee7f7075d9c51898909f1217a81f.jpg?v=1791415945 Trityl-1,4-diaminobutane acetate, Assay by titration ≥ 97% | 189341-61-5 Trityl-1,4-diaminobutane acetate|07149|189341-61-5 https://www.jk-sci.com/products/j5307174 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1614359e5c3cd6e3a72179b4ff4634d0.jpg?v=1791415920 L-Cyclopentylglycine, Assay ≥ 99% | 2521-84-8 L-Cyclopentylglycine|07174|2521-84-8 https://www.jk-sci.com/products/j5307232 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d409f6cca42b3ab1580c27e996e1d2bb_57b81c4c-813b-4240-afe7-bd3273835e11.jpg?v=1791415862 Polystyrene resin, Mesh Size 30-50 mesh (Microscopic method) | 9003-70-7 Polystyrene resin|07232|9003-70-7 https://www.jk-sci.com/products/j5307273 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e70e4050a2852da397c948912505fb61.jpg?v=1791415809 D-meta-Tyrosine, Chiral HPLC ≥ 98% (ee) || Purity by HPLC ≥ 98% | 32140-49-1 D-meta-Tyrosine|07273|32140-49-1 https://www.jk-sci.com/products/s57c4x-17379 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8f1c24cbab291e0eb2474b38b90ad12a.jpg?v=1791374798 Prednisolone EP Impurity I, 99.30% | 13479-38-4 Prednisolone EP Impurity I|C4X-17379|13479-38-4 https://www.jk-sci.com/products/j5307306 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f8072760cd2a3d1aa9360bb1817f453a.jpg?v=1791415788 Fmoc-D-allyl-Gly-OH, Purity by HPLC ≥ 98% | 170642-28-1 Fmoc-D-allyl-Gly-OH|07306|170642-28-1 https://www.jk-sci.com/products/ts246cs-0059875 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/257cf870b6c65fc8c158fce691857993.jpg?v=1791334825 Ethyl 2-fluoro-4-methylbenzoate, 99.93%+ | 500579-61-3 Ethyl 2-fluoro-4-methylbenzoate|CS-0059875|500579-61-3 https://www.jk-sci.com/products/j5307339 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/714b37ffdf1de91248095eee149be9cd.jpg?v=1791415716 Fmoc-4-hydrazinobenzoic acid, Purity by HPLC ≥ 95% | 214475-53-3 Fmoc-4-hydrazinobenzoic acid|07339|214475-53-3 https://www.jk-sci.com/products/j5307314 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/272277d6b0665637c91f91dffa920ad4.jpg?v=1791415769 Boc-2-aminoindane-2-carboxylic acid, Purity by HPLC ≥ 98% | 71066-00-7 Boc-2-aminoindane-2-carboxylic acid|07314|71066-00-7 https://www.jk-sci.com/products/j5307332 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/eef3d5924fcd817985227dd957132c2f.jpg?v=1791415733 Boc-(R,S)-2-carboxymorpholine, Assay ≥ 98% | 189321-66-2 Boc-(R,S)-2-carboxymorpholine|07332|189321-66-2 https://www.jk-sci.com/products/j5307324 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/87999e1f8aa8a9f6d6b2f5fdf768c7fa.jpg?v=1791415749 (2S,4S)-Boc-4-amino-1-Fmoc-pyrrolidine-2-carboxylic acid, Purity by HPLC ≥ 95% | 221352-74-5 (2S,4S)-Boc-4-amino-1-Fmoc-pyrrolidine-2-carboxylic acid|07324|221352-74-5 https://www.jk-sci.com/products/j5307371 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/88a665cdac3c88e9fe55d26a9895c6bc.jpg?v=1791415666 Fmoc-(S,S)-[Pro-Leu]-spirolactame, Purity by HPLC ≥ 97% | 129605-53-4 Fmoc-(S,S)-[Pro-Leu]-spirolactame|07371|129605-53-4 https://www.jk-sci.com/products/ts246cs-0059907 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/74e1755a9a874edb97b73d6b1fb92f9a.jpg?v=1791334816 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzenethiol, 96% | 1029438-23-0 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzenethiol|CS-0059907|1029438-23-0 https://www.jk-sci.com/products/j5307394 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bdfc0df8fb8d9b51d5fc342f5b1094b2.jpg?v=1791415626 3,4,5-Trifluoro-L-phenylalanine, Purity by HPLC ≥ 97% | 646066-73-1 3,4,5-Trifluoro-L-phenylalanine|07394|646066-73-1 https://www.jk-sci.com/products/j5307412 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/86a699d24cf92c17e705db5e2f984e30.jpg?v=1791415600 Fmoc-3-(9-anthryl)-D-alanine, Purity by HPLC ≥ 98% | 268733-63-7 Fmoc-3-(9-anthryl)-D-alanine|07412|268733-63-7 https://www.jk-sci.com/products/j5307350 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f4eefcca2e77f5298a26b5bd2ea76ffb.jpg?v=1791415692 Fmoc-D-1,2,3,4-tetrahydronorharman-3-carboxylic acid, Purity by HPLC ≥ 97% | 268731-07-3 Fmoc-D-1,2,3,4-tetrahydronorharman-3-carboxylic acid|07350|268731-07-3 https://www.jk-sci.com/products/j5307403 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ee2ab26ae80d925b6285bb3b871e988b.jpg?v=1791415616 Fmoc-2-bromo-D-phenylalanine, Purity by HPLC ≥ 99% | 220497-79-0 Fmoc-2-bromo-D-phenylalanine|07403|220497-79-0 https://www.jk-sci.com/products/j5307423 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a20c378e4f7d269f0548b4cb313b1c5d.jpg?v=1791415583 Boc-D-propraglycine dicyclohexylammonium salt, Purity by HPLC ≥ 98% | 63039-47-4 Boc-D-propraglycine dicyclohexylammonium salt|07423|63039-47-4 https://www.jk-sci.com/products/j5307433 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4889421273a1c502cc4aba9593a7d48c.jpg?v=1791415562 D-2,4-Dichlorophenylalanine, Chiral HPLC ≥ 98% (ee) || Purity by HPLC ≥ 99% | 114872-98-9 D-2,4-Dichlorophenylalanine|07433|114872-98-9 https://www.jk-sci.com/products/j5307590 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/00b05f3e6cf47e6d8ccd098aa0d73302.jpg?v=1791415525 Z-Pro-Leu-Gly-NHOH, Purity by HPLC ≥ 98% | 103145-74-0 Z-Pro-Leu-Gly-NHOH|07590|103145-74-0 https://www.jk-sci.com/products/ts246cs-0053905 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c21fe85bd00041d030453f294080626d.jpg?v=1791336549 tert-Butyl 4-amino-1H-indazole-1-carboxylate, 97% | 801315-74-2 tert-Butyl 4-amino-1H-indazole-1-carboxylate|CS-0053905|801315-74-2 https://www.jk-sci.com/products/j5307440 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b5b2428458f45ea50e7d79b16ec56f8a.jpg?v=1791415546 H-Allyl-D-glycine, Purity by HPLC ≥ 98% | 54594-06-8 H-Allyl-D-glycine|07440|54594-06-8 https://www.jk-sci.com/products/ts246cs-0055098 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/50191366f00c08a9b98404c823a48c53.jpg?v=1791335846 1-Propyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole, 95% | 847818-76-2 1-Propyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole|CS-0055098|847818-76-2 https://www.jk-sci.com/products/s57c4x-17434 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4ed57879c9b1d93fca20b596b48b71dc.jpg?v=1791374799 Raloxifene Impurity 4, 99.60% | 1191901-07-1 Raloxifene Impurity 4|C4X-17434|1191901-07-1 https://www.jk-sci.com/products/j5307743 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4cce4545a224a92649e8c585dd15f8d8.jpg?v=1791415516 Ac-Phe-Tyr-NH2, Purity by HPLC ≥ 98% | 19361-52-5 Ac-Phe-Tyr-NH2|07743|19361-52-5 https://www.jk-sci.com/products/ts246cs-0056219 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1ecc095bcab8ab311b6b936ca30c1d88.jpg?v=1791335627 3-Bromo-2-nitro-1-benzothiophene, 95% | 17402-78-7 3-Bromo-2-nitro-1-benzothiophene|CS-0056219|17402-78-7 https://www.jk-sci.com/products/j5307844 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7af5f5b1c9097080e8d1e7e0759a9eed.jpg?v=1791415503 Boc-L-trans-4-hydroxyproline tert-butyl ester, Purity by HPLC ≥ 98% | 170850-75-6 Boc-L-trans-4-hydroxyproline tert-butyl ester|07844|170850-75-6 https://www.jk-sci.com/products/j5307865 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bb619cbe1266f5ce36b4dfb254ad6238.jpg?v=1791415498 Boc-Met-Leu-Phe-OH, Purity by HPLC ≥ 95% | 67247-12-5 Boc-Met-Leu-Phe-OH|07865|67247-12-5 https://www.jk-sci.com/products/j5307868 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a6e99aeb6630758edf5865cc389b565b.jpg?v=1791415492 Boc-N-methyl-L-norvaline, Purity ≥ 98% (NMR) | 136092-78-9 Boc-N-methyl-L-norvaline|07868|136092-78-9 https://www.jk-sci.com/products/ts246cs-0057696 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0f111f518ccb413410d2b511d94f504d.jpg?v=1791335488 [(2R)-4-Benzylpiperazin-2-yl]methanol, 97% | 149715-46-8 [(2R)-4-Benzylpiperazin-2-yl]methanol|CS-0057696|149715-46-8 https://www.jk-sci.com/products/j5307872 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/538e3bb3606f2994a783451412320309.jpg?v=1791415487 Na-Boc-L-ornithine tert-butyl ester hydrochloride, Titration ≥ 8.5% Chloride content (0.1 m AgNO3) | 214629-97-7 Na-Boc-L-ornithine tert-butyl ester hydrochloride|07872|214629-97-7 https://www.jk-sci.com/products/j5308079 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cef8e39d91d1c497b5e5e37089a259fe.jpg?v=1791415459 Na-Fmoc-Nd-[1-(4,4-dimethyl-2,6-dioxocyclohexylidene)ethyl-L-ornithine, Assay by titration 98 - 100% || Purity by HPLC ≥ 99% | 269062-80-8 Na-Fmoc-Nd-[1-(4,4-dimethyl-2,6-dioxocyclohexylidene)ethyl-L-ornithine|08079|269062-80-8 https://www.jk-sci.com/products/j5308031 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/36b7093aefa172302a9aad9e3f737920.jpg?v=1791415470 D-b-Phenyllactic acid, Purity ≥ 98% (NMR) | 7326-19-4 D-b-Phenyllactic acid|08031|7326-19-4 https://www.jk-sci.com/products/j5308090 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/87126f546fad6b685da2b0f47c4314e1.jpg?v=1791415448 Fmoc-O-sulfo-L-tyrosine sodium salt, Assay ≥ 87% (Elemental analysis) || Purity by HPLC ≥ 99% (TFA) | 106864-37-3 Fmoc-O-sulfo-L-tyrosine sodium salt|08090|106864-37-3 https://www.jk-sci.com/products/ts246cs-0058614 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/54744ffe4b195783f9d68bc121eaea87.jpg?v=1791335355 Methyl (E)-cinnamate, 97% | 1754-62-7 Methyl (E)-cinnamate|CS-0058614|1754-62-7 https://www.jk-sci.com/products/j5308221 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2f2f692333396dc6ece7864762d69ca9.jpg?v=1791415427 g-Aminobutyric acid tert-butyl ester hydrochloride, Assay ≥ 98% | 58640-01-0 g-Aminobutyric acid tert-butyl ester hydrochloride|08221|58640-01-0 https://www.jk-sci.com/products/j5308388 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/06768a52b30a9b4737cf018067583d76.jpg?v=1791415414 L-Aspartic acid b-benzyl ester 7-amido-4-methylcoumarin hydrochloride, Assay by titration > 98% || Purity by HPLC ≥ 99% | 219138-15-5 L-Aspartic acid b-benzyl ester 7-amido-4-methylcoumarin hydrochloride|08388|219138-15-5 https://www.jk-sci.com/products/j5308461 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ac233be4a0c3c589af5a88d18ec56925.jpg?v=1791415402 DL-Phenylalanine amide hydrochloride, Purity by HPLC ≥ 99% | 108321-83-1 DL-Phenylalanine amide hydrochloride|08461|108321-83-1 https://www.jk-sci.com/products/j5308548 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5f69d82ae2d1f1df5b0223a680e9e286.jpg?v=1791415368 H-Gly-Arg-4MbNA·2HCl, Titration Chloride content : ≤ 15% | 100940-56-5 H-Gly-Arg-4MbNA·2HCl|08548|100940-56-5 https://www.jk-sci.com/products/ts246cs-0058716 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2502e2a5605c9491bd7a1223e7532f65.jpg?v=1791335308 tert-Butyl ((1R,3S)-3-aminocyclohexyl)carbamate, 97% | 1259278-17-5 tert-Butyl ((1R,3S)-3-aminocyclohexyl)carbamate|CS-0058716|1259278-17-5 https://www.jk-sci.com/products/ts246cs-0059150 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/30f4d4c0968cd088a83683923299b2df.jpg?v=1791335196 Methyl 2-fluoro-5-methylbenzoate, 98% | 2967-93-3 Methyl 2-fluoro-5-methylbenzoate|CS-0059150|2967-93-3 https://www.jk-sci.com/products/j5308619 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f9481691a301f94bd0fabbbf531fb9a1.jpg?v=1791415351 Gly-Gly-Ile-OH, Purity by HPLC ≥ 98% (on dried basis) | 69242-40-6 Gly-Gly-Ile-OH|08619|69242-40-6 https://www.jk-sci.com/products/j5308704 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e72be1b11c3b7d6efc969ef4b2993e06.jpg?v=1791415327 Gly-Tyr-Gly-OH, Purity by HPLC ≥ 95% | 6099-08-7 Gly-Tyr-Gly-OH|08704|6099-08-7 https://www.jk-sci.com/products/ts246cs-0059177 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a338eb9d33c88d610a207006973b6978.jpg?v=1791335158 1-Bromo-2-methyl-4-(trifluoromethoxy)benzene, 97% | 261951-96-6 1-Bromo-2-methyl-4-(trifluoromethoxy)benzene|CS-0059177|261951-96-6 https://www.jk-sci.com/products/j5308643 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/87d73ea8f9cb60ac92addfd7064eaa02.jpg?v=1791415344 Gly-Gly-Val-OH, Purity by HPLC ≥ 98% | 20274-89-9 Gly-Gly-Val-OH|08643|20274-89-9 https://www.jk-sci.com/products/j5308628 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e53aa0461ce99ce3a799cad7bfe32f8b.jpg?v=1791415351 Gly-Gly-OEt·HCl, Purity by HPLC ≥ 98% | 2087-41-4 Gly-Gly-OEt·HCl|08628|2087-41-4 https://www.jk-sci.com/products/j5308808 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/38548061d968594c0ccb5ebcf441ba63.jpg?v=1791415320 Leu-Leu-Leu-OH, Assay ≥ 96% (Elemental Analysis based on Nitrogen Content) | 10329-75-6 Leu-Leu-Leu-OH|08808|10329-75-6 https://www.jk-sci.com/products/j5308894 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5eccd107ce5653a4047686037198a38f.jpg?v=1791415308 Lys-Lys-OH·2HCl, Assay ≥ 78% (Nth : 20.42% Elemental analysis) || Titration ≤ 20.5% (Chloride con | 52123-30-5 Lys-Lys-OH·2HCl|08894|52123-30-5 https://www.jk-sci.com/products/s57c4x-174414 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/269458_63c3a65e-ef22-45ad-8b5e-6d13caaa0eb5.png?v=1791374787 Ramipril EP Impurity E, 96.80% | 87269-97-4 Ramipril EP Impurity E|C4X-174414|87269-97-4 https://www.jk-sci.com/products/ts246cs-0059258 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/268022.png?v=1791335063 1-(4-Fluorophenyl)propan-1-one, 95% | 456-03-1 1-(4-Fluorophenyl)propan-1-one|CS-0059258|456-03-1 https://www.jk-sci.com/products/ts246cs-0059406 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/586383_27da0d13-5146-4b0c-aeec-ed3d93b23eba.png?v=1791334992 trans-trans-Muconic acid, 97% | 3588-17-8 trans-trans-Muconic acid|CS-0059406|3588-17-8 https://www.jk-sci.com/products/ts246cs-0059681 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/676e068b5c3f9f15d8d651ca463c506e.jpg?v=1791334954 3-Bromopyrazine-2-carboxamide, 98% | 27825-22-5 3-Bromopyrazine-2-carboxamide|CS-0059681|27825-22-5 https://www.jk-sci.com/products/ts246cs-0059289 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0c6899267223ae43af10119de8bcaa70.jpg?v=1791335023 rel-((1R,2S)-Cyclohexane-1,2-diol), 97% | 1792-81-0 rel-((1R,2S)-Cyclohexane-1,2-diol)|CS-0059289|1792-81-0 https://www.jk-sci.com/products/j5309081 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/680d12410778b86ac6e26c9fb6184ee4.jpg?v=1791415281 Pro-Pro-OH·HCl, Assay ≥ 97% (Elemental analysis, based on nitrogen content) || Titration Chlorid | 76932-06-4 Pro-Pro-OH·HCl|09081|76932-06-4 https://www.jk-sci.com/products/j5309015 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/338362.png?v=1791415290 H-Phe-Leu-Glu-Glu-Leu-OH, Purity by HPLC ≥ 98% | 69729-06-2 H-Phe-Leu-Glu-Glu-Leu-OH|09015|69729-06-2 https://www.jk-sci.com/products/s57c4x-174420 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/241a4bff8f052b7a0c2e279ae552969e.jpg?v=1791374781 Ramipril EP Impurity C Hydrochloride, 96.00% | 885516-61-0 Ramipril EP Impurity C Hydrochloride|C4X-174420|885516-61-0 https://www.jk-sci.com/products/j5309099 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d07aeff3e5c6e9bad563de144de7711a.jpg?v=1791415275 Ser-Ala-OH, Purity by HPLC ≥ 98% | 6403-17-4 Ser-Ala-OH|09099|6403-17-4 https://www.jk-sci.com/products/ts246cs-0059748 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/304e9b7dba8e86869c2cbcc29c94e673.jpg?v=1791334918 Potassium;trifluoro-(3-morpholin-4-yl-3-oxopropyl)boranuide, 98% | 1150654-74-2 Potassium;trifluoro-(3-morpholin-4-yl-3-oxopropyl)boranuide|CS-0059748|1150654-74-2 https://www.jk-sci.com/products/ts246cs-0059756 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3219b43891c400c3438ab032502f2a43.jpg?v=1791334908 2,3,4,6-Tetraiodobenzoic acid, 97% | 71463-71-3 2,3,4,6-Tetraiodobenzoic acid|CS-0059756|71463-71-3 https://www.jk-sci.com/products/s57c4x-17504 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/424059_a101f046-e1dd-4eff-9395-ca5b3d7cd767.png?v=1791374751 Risedronate EP Impurity D, 94.60% | 6419-36-9 Risedronate EP Impurity D|C4X-17504|6419-36-9 https://www.jk-sci.com/products/s57c4x-174512 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f89b801eb0d4ab390627674032e7016d.jpg?v=1791374768 Ropinirole EP Impurity D HCl, 97.40% | 173990-76-6 Ropinirole EP Impurity D HCl|C4X-174512|173990-76-6 https://www.jk-sci.com/products/s57c4x-17469 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8cf9c702fc7e03e7fca5232e4d918c50.jpg?v=1791374761 Rapamycin Impurity 9, 95.10% | 500733-49-3 Rapamycin Impurity 9|C4X-17469|500733-49-3 https://www.jk-sci.com/products/s57c4x-175111 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/94c29834ec9b5463ebbaf7c97eda4ffa.jpg?v=1791374741 Ritonavir EP Impurity K, 99.30% | 1010809-39-8 Ritonavir EP Impurity K|C4X-175111|1010809-39-8 https://www.jk-sci.com/products/s57c4x-175117 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a113748f07139afa792ae6d305fb48e3.jpg?v=1791374733 Ritonavir EP Impurity G, Purity: 98.8% | 2034136-66-6 Ritonavir EP Impurity G|C4X-175117|2034136-66-6 https://www.jk-sci.com/products/ts246cs-0059784 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/79d8687a1b227fbceba75bedfc305d5a.jpg?v=1791334892 Methyl 4-(2-chloro-4-hydroxystyryl)benzoate, 98% | 1268246-12-3 Methyl 4-(2-chloro-4-hydroxystyryl)benzoate|CS-0059784|1268246-12-3 https://www.jk-sci.com/products/ts246cs-0059809 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2ad28148eb38e879c807cf6c5074e0da.jpg?v=1791334882 4-(4-Chlorophenyl)butan-1-amine, 97% | 63998-62-9 4-(4-Chlorophenyl)butan-1-amine|CS-0059809|63998-62-9 https://www.jk-sci.com/products/s57c4x-175124 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/29682945d8e7d3432d6f9762831378db.jpg?v=1791374727 Ritonavir EP Impurity S, 94.30% | 2084828-53-3 Ritonavir EP Impurity S|C4X-175124|2084828-53-3 https://www.jk-sci.com/products/ts246cs-0059828 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2890225a1c01de1b72b94bec1ffa5713.jpg?v=1791334862 (2S)-2-Phenylmethoxy-1-pyrrolidin-1-ylpropan-1-one, 97% | 122151-32-0 (2S)-2-Phenylmethoxy-1-pyrrolidin-1-ylpropan-1-one|CS-0059828|122151-32-0 https://www.jk-sci.com/products/j5309121 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4ecf7548f84e347e2701626494ad06a8.jpg?v=1791415270 L-Serine amide hydrochloride, Purity ≥ 98% (NMR) | 65414-74-6 L-Serine amide hydrochloride|09121|65414-74-6 https://www.jk-sci.com/products/s57c4x-175147 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6a835c6d-ffdd-4617-9122-ca5fbdc118d1.png?v=1791374719 Ritonavir Impurity 47, 96.10% Ritonavir Impurity 47|C4X-175147 https://www.jk-sci.com/products/s57c4x-175224 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/578742_d47428fe-7db2-4bc7-b5e7-96687b7f30a8.png?v=1791374713 Rizatriptan Impurity 24, 99.30% | 119192-11-9 Rizatriptan Impurity 24|C4X-175224|119192-11-9 https://www.jk-sci.com/products/ts246cs-0059849 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3d1af6d722be935ebc205f26c8ef02cf.jpg?v=1791334835 Methyl 4-amino-2-fluoro-[1,1'-biphenyl]-3-carboxylate, 98% | 1389287-35-7 Methyl 4-amino-2-fluoro-[1,1'-biphenyl]-3-carboxylate|CS-0059849|1389287-35-7 https://www.jk-sci.com/products/ts246cs-0059890 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e73bcb80ec70e34a4ec8a170f0552664_82f808f1-48de-47fc-8a3a-c32fc50721ae.jpg?v=1791334819 9,9-(5-Bromo-1,3-phenylene)bis(9H-carbazole), 98% | 750573-24-1 9,9-(5-Bromo-1,3-phenylene)bis(9H-carbazole)|CS-0059890|750573-24-1 https://www.jk-sci.com/products/j5309389 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/73502361557f353513ae8b70a4747485.jpg?v=1791415258 L-4,5,6,7-Tetrahydro-1H-imidazo[4,5-c]pyridine-6-carboxylic acid, Assay by titration ≥ 98% | 59981-63-4 L-4,5,6,7-Tetrahydro-1H-imidazo[4,5-c]pyridine-6-carboxylic acid|09389|59981-63-4 https://www.jk-sci.com/products/s57c4x-175322 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_fad3d335-dbe5-4361-9fb7-a3d07eac50ed.png?v=1791374703 Ropivacaine Impurity 22, 97.30% Ropivacaine Impurity 22|C4X-175322 https://www.jk-sci.com/products/ts246cs-0059971 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fd2a268a8b330c98b27a73293c1d10a5.jpg?v=1791334786 3-Phenylnaphthalen-1-ol, 98% | 30069-65-9 3-Phenylnaphthalen-1-ol|CS-0059971|30069-65-9 https://www.jk-sci.com/products/ts246cs-0059979 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f931dadb11a65757faee2761e19dd841.jpg?v=1791334780 (trans,trans)-4-Fluorophenyl 4'-propyl-[1,1'-bi(cyclohexane)]-4-carboxylate, 98% | 81701-13-5 (trans,trans)-4-Fluorophenyl 4'-propyl-[1,1'-bi(cyclohexane)]-4-carboxylate|CS-0059979|81701-13-5 https://www.jk-sci.com/products/s57c4x-175613 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8b25d6c6-9f63-491f-961b-7a5897aee23b.png?v=1791374687 Sulbactam Impurity 13, 96.90% Sulbactam Impurity 13|C4X-175613 https://www.jk-sci.com/products/s57c4x-175410 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d685c740a943db2b9040f1a1f5ed7c04.jpg?v=1791374697 Silodosin Impurity 10, 99.00% | 2182279-45-2 Silodosin Impurity 10|C4X-175410|2182279-45-2 https://www.jk-sci.com/products/ts246cs-0060131 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/57902002ef91ae6fbedfe897654a4d6d.jpg?v=1791334668 1,2-Dibromo-4-fluoro-5-nitrobenzene, 99.63%+ | 1807056-85-4 1,2-Dibromo-4-fluoro-5-nitrobenzene|CS-0060131|1807056-85-4 https://www.jk-sci.com/products/ts246cs-0060115 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f2f86febb12dd9ef51ff78406c7afc48.jpg?v=1791334688 2,4-Dibromo-1,3,5-trifluorobenzene, 97% | 363-69-9 2,4-Dibromo-1,3,5-trifluorobenzene|CS-0060115|363-69-9 https://www.jk-sci.com/products/ts246cs-0060087 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7fedbaf8ef030c882d9900e46a6bd89d.jpg?v=1791334713 (S)-Isoxazolidin-4-ol hydrochloride, 98% | 338464-55-4 (S)-Isoxazolidin-4-ol hydrochloride|CS-0060087|338464-55-4 https://www.jk-sci.com/products/j5304980 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fce592b5fa8d661bb57afd51b913174d.jpg?v=1791417974 Fmoc-L-glutamic acid g-[b-(5-naphthyl sulfonic acid)-ethylenediamine] ester, Purity by HPLC ≥ 96% | 193475-66-0 Fmoc-L-glutamic acid g-[b-(5-naphthyl sulfonic acid)-ethylenediamine] ester|04980|193475-66-0 https://www.jk-sci.com/products/ts246cs-0060062 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1f3a653d274eb994ac089ee62865b818.jpg?v=1791334730 5,5-Dimethyl-2-phenylmorpholine hydrochloride, 98% | 36981-93-8 5,5-Dimethyl-2-phenylmorpholine hydrochloride|CS-0060062|36981-93-8 https://www.jk-sci.com/products/ts246cs-0060138 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/097c965117e777f1e9df7929839dc1f9.jpg?v=1791334650 4-(Trifluoromethyl)pyridin-3-ol, 97% | 936841-71-3 4-(Trifluoromethyl)pyridin-3-ol|CS-0060138|936841-71-3 https://www.jk-sci.com/products/ts246cs-0060145 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/536e51bec5f15a50eda61528f5dbb4bc.jpg?v=1791334639 5-Bromo-4-(trifluoromethyl)pyridin-2-ol, 98% | 109919-32-6 5-Bromo-4-(trifluoromethyl)pyridin-2-ol|CS-0060145|109919-32-6 https://www.jk-sci.com/products/s57c4x-176829 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ce039b37f3a1f535e31789baaf61d9c3.jpg?v=1791374607 Topiramate Impurity 29, 96.10% | 53209-14-6 Topiramate Impurity 29|C4X-176829|53209-14-6 https://www.jk-sci.com/products/s57c4x-176016 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_639adec2-e0cb-4cba-9124-38003a54ec61.png?v=1791374671 Teneligliptin Impurity 16, 96.50% Teneligliptin Impurity 16|C4X-176016 https://www.jk-sci.com/products/s57c4x-176028 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_25ac3cee-b587-46f0-bc26-8a04d25d34eb.png?v=1791374664 Teneligliptin impurity 28, Purity: 97.4% Teneligliptin impurity 28|C4X-176028 https://www.jk-sci.com/products/s57c4x-176433 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/487828_43155746-880d-4e0f-bb77-d9b3a676d71d.png?v=1791374633 Tiotropium Bromide Impurity 33, 97.70% | 498-45-3 Tiotropium Bromide Impurity 33|C4X-176433|498-45-3 https://www.jk-sci.com/products/s57c4x-176810 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/05ec6f8b625242c95b76fdebd80c1e20.jpg?v=1791374616 Topiramate Impurity 10, 97.50% | 66900-93-4 Topiramate Impurity 10|C4X-176810|66900-93-4 https://www.jk-sci.com/products/j5309635 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/be5a85e2bd466449f798a46196038535.jpg?v=1791415224 N-Phenylsulfonyl-N-methylglycine, Purity by HPLC ≥ 99% | 46376-16-3 N-Phenylsulfonyl-N-methylglycine|09635|46376-16-3 https://www.jk-sci.com/products/ts246cs-0060134 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cf5c2a774227c61cc924761c0ab0bf40.jpg?v=1791334664 5,6-Dichloroindoline-2,3-dione, 96% | 1677-48-1 5,6-Dichloroindoline-2,3-dione|CS-0060134|1677-48-1 https://www.jk-sci.com/products/j5309552 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/581d9b9db65fbcbbe4e0e78079573896.jpg?v=1791415236 N-Acetyl-2-benzyl-tryptamine, Assay ≥ 99% | 117946-91-5 N-Acetyl-2-benzyl-tryptamine|09552|117946-91-5 https://www.jk-sci.com/products/s57c4x-17633 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/552497_d650743c-8fab-40f0-994d-8f40272a1bb5.png?v=1791374644 Ticarcillin EP Impurity C, 99.10% | 21080-92-2 Ticarcillin EP Impurity C|C4X-17633|21080-92-2 https://www.jk-sci.com/products/j5309711 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/142bc08c8381ccfa0963749c867b0d21.jpg?v=1791415208 Phosphoenolpyruvate potassium salt | 4265-07-0 Phosphoenolpyruvate potassium salt|09711|4265-07-0 https://www.jk-sci.com/products/s57c4x-17566 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/336985_a3719596-9158-4958-8243-329bebc3c5be.png?v=1791374677 Sulbactam EP Impurity F, 98.20% | 24158-88-1 Sulbactam EP Impurity F|C4X-17566|24158-88-1 https://www.jk-sci.com/products/ts246cs-0060107 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/550396f93d6f53688abadc33aa47eebd.jpg?v=1791334702 4-Amino-2-chloro-5-nitrobenzonitrile, 97% | 172455-36-6 4-Amino-2-chloro-5-nitrobenzonitrile|CS-0060107|172455-36-6 https://www.jk-sci.com/products/ts246cs-0060071 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ef7a9222c0a058e2ca2b07d9913e40f3.jpg?v=1791334725 3-(P-tolyl)pyridine, 98% | 4423-09-0 3-(P-tolyl)pyridine|CS-0060071|4423-09-0 https://www.jk-sci.com/products/s57c4x-17649 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/71d3f9d59a929228185ef0654874b990.jpg?v=1791374627 Scopoline Methobromide, 99.00% | 845870-40-8 Scopoline Methobromide|C4X-17649|845870-40-8 https://www.jk-sci.com/products/ts246cs-0060096 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cbe809b32929d237eb6743725ae58c69.jpg?v=1791334708 1-Fluoro-9H-fluoren-9-one, 97% | 1514-16-5 1-Fluoro-9H-fluoren-9-one|CS-0060096|1514-16-5 https://www.jk-sci.com/products/ts246cs-0060012 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/589897.png?v=1791334749 2-Chloro-4-(trifluoromethyl)thiazole-5-carboxylic acid, 97% | 72850-61-4 2-Chloro-4-(trifluoromethyl)thiazole-5-carboxylic acid|CS-0060012|72850-61-4 https://www.jk-sci.com/products/s57c4x-17604 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/00c02a511a274a33d165bd9577c6b52e.jpg?v=1791374649 Teneligliptin Impurity 4, 96.10% | 401566-80-1 Teneligliptin Impurity 4|C4X-17604|401566-80-1 https://www.jk-sci.com/products/j5306071 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f0c9bb07d36e7c1db36a4d5906e81c45.jpg?v=1791416851 Nim-Benzyl-L-histidine, Purity by HPLC ≥ 99% | 16832-24-9 Nim-Benzyl-L-histidine|06071|16832-24-9 https://www.jk-sci.com/products/ts246cs-0060180 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/661fb32bd0900530f389c9ee9b3c53dc.jpg?v=1791334602 2,3,5-Trichloroaniline, 97% | 18487-39-3 2,3,5-Trichloroaniline|CS-0060180|18487-39-3 https://www.jk-sci.com/products/s57c4x-17689 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/362f3086236c95a181dfe41e590126ea.jpg?v=1791374601 Topiramate Impurity 9, 93.30% | 58238-46-3 Topiramate Impurity 9|C4X-17689|58238-46-3 https://www.jk-sci.com/products/ts246cs-0060172 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cf302fec34e8b9a655387da017e612f4.jpg?v=1791334609 2-Chloro-3,5-dibromobenzotrifluoride, 99.61%+ | 1027512-27-1 2-Chloro-3,5-dibromobenzotrifluoride|CS-0060172|1027512-27-1 https://www.jk-sci.com/products/j5306377 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/41023b852b57faf74e9e2731e1cd06a9.jpg?v=1791416513 Z-3-(2-naphthyl)-L-alanine, Purity by HPLC ≥ 99% | 65365-16-4 Z-3-(2-naphthyl)-L-alanine|06377|65365-16-4 https://www.jk-sci.com/products/ts246cs-0060191 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/079e5f69afe446eef75de24298e5bfa5.jpg?v=1791334586 3-Cyano-5-(trifluoromethyl)benzoic acid, 98% | 942077-16-9 3-Cyano-5-(trifluoromethyl)benzoic acid|CS-0060191|942077-16-9 https://www.jk-sci.com/products/ts246cs-0060199 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/923073b37d9afc3ee5af901f2beac9f4.jpg?v=1791334566 2-(5-Bromo-2-nitrophenyl)acetic acid, 97% | 124840-61-5 2-(5-Bromo-2-nitrophenyl)acetic acid|CS-0060199|124840-61-5 https://www.jk-sci.com/products/ts246cs-0060237 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/43b3c1f9c56ca76f1e468762707ae450.jpg?v=1791334532 2,2-Bis(4-fluorophenyl)acetic acid, 98% | 361-63-7 2,2-Bis(4-fluorophenyl)acetic acid|CS-0060237|361-63-7 https://www.jk-sci.com/products/j5306627 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/48b4df943c3fdb3ccca4a515c5e52de4.jpg?v=1791416327 Na-Z-L-tryptophan benzyl ester, Purity by HPLC ≥ 99% | 69876-37-5 Na-Z-L-tryptophan benzyl ester|06627|69876-37-5 https://www.jk-sci.com/products/j5307016 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1d523a184059a22b5947430d9ffd7e09.jpg?v=1791416120 Boc-3,5-dibromo-D-tyrosine, Purity by HPLC ≥ 99% | 204692-75-1 Boc-3,5-dibromo-D-tyrosine|07016|204692-75-1 https://www.jk-sci.com/products/s57c4x-1771 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/121740.png?v=1791374595 Tranexamic Acid, 99.50% | 1197-18-8 Tranexamic Acid|C4X-1771|1197-18-8 https://www.jk-sci.com/products/ts246cs-0060274 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c49853de60097892d119990874634ee6.jpg?v=1791334521 3,5-Difluoro-1H-pyridin-2-one, 98% | 914482-23-8 3,5-Difluoro-1H-pyridin-2-one|CS-0060274|914482-23-8 https://www.jk-sci.com/products/ts246cs-0060277 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dbd6ef21594a0de8f4450317b261a1d6.jpg?v=1791334521 5-Chloro-2-fluoropyridin-3-ol, 99.87%+ | 1003711-65-6 5-Chloro-2-fluoropyridin-3-ol|CS-0060277|1003711-65-6 https://www.jk-sci.com/products/j5307105 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/968ea176d56bbc977579c9f1e561cc2c.jpg?v=1791416006 Na-Fmoc-Nb-(4,4-dimethyl-2,6-dioxocyclohex-1-ylidene)-3-methylbutyl-L-2,3-diaminopropionic acid, Assay ≥ 98% | 607366-20-1 Na-Fmoc-Nb-(4,4-dimethyl-2,6-dioxocyclohex-1-ylidene)-3-methylbutyl-L-2,3-diaminopropionic acid|07105|607366-20-1 https://www.jk-sci.com/products/ts246cs-0054687 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/460007_e4f2ab79-4c49-44b8-9636-0bf753d79714.png?v=1791336080 (2S)-N,N-dimethylpyrrolidine-2-carboxamide, 97% | 29802-22-0 (2S)-N,N-dimethylpyrrolidine-2-carboxamide|CS-0054687|29802-22-0 https://www.jk-sci.com/products/j5306828 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ae0118472a030ebeb20f3b6641a80ef2.jpg?v=1791416202 4-Methylbenzyl chloride, Purity by GC ≥ 98% | 104-82-5 4-Methylbenzyl chloride|06828|104-82-5 https://www.jk-sci.com/products/ts246cs-0057223 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/800b0ba05c6bc5fdab5766530a57e0d2.jpg?v=1791335541 Ethyl 2-{7-bromoimidazo[1,2-a]pyridin-3-yl}acetate, 96.13%+ | 1363383-34-9 Ethyl 2-{7-bromoimidazo[1,2-a]pyridin-3-yl}acetate|CS-0057223|1363383-34-9 https://www.jk-sci.com/products/j5307330 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b8d3632771e4a1ec4a365c8027315359.jpg?v=1791415737 Fmoc-azetidine-3-carboxylic acid, Purity by HPLC ≥ 99% | 193693-64-0 Fmoc-azetidine-3-carboxylic acid|07330|193693-64-0 https://www.jk-sci.com/products/j5307253 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/aa31a0680f454a9a2fcfabc8ccdfb7fc.jpg?v=1791415835 2-Fluorobenzyl bromide, Assay ≥ 99% | 446-48-0 2-Fluorobenzyl bromide|07253|446-48-0 https://www.jk-sci.com/products/j5307166 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d0f78bf853eac4f5eaa302134de67f5b.jpg?v=1791415934 4-(Aminomethyl)-L-phenylalanine, Purity by HPLC ≥ 97% | 150338-20-8 4-(Aminomethyl)-L-phenylalanine|07166|150338-20-8 https://www.jk-sci.com/products/j5307311 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d1fe62bc3bf9eda9d408e3ac657df423.jpg?v=1791415773 4-(Fmoc-2-aminoethyl)-6-dibenzofuranpropionic acid, Purity by HPLC ≥ 98% | 882847-24-7 4-(Fmoc-2-aminoethyl)-6-dibenzofuranpropionic acid|07311|882847-24-7 https://www.jk-sci.com/products/ts246cs-0058686 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/180279591f7f6af3fa886633e0136745.jpg?v=1791335322 5-Methyl-3-nitro-1H-pyrazole, 98% | 1048925-02-5 5-Methyl-3-nitro-1H-pyrazole|CS-0058686|1048925-02-5 https://www.jk-sci.com/products/s57c4x-177115 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/724f315210eed720dca4e527f05785b4.jpg?v=1791374589 Tranexamic Acid EP Impurity E, Purity: 97.3% | 82755-59-7 Tranexamic Acid EP Impurity E|C4X-177115|82755-59-7 https://www.jk-sci.com/products/ts246cs-0059163 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f663efe22aa8e41e03c43b9cbadb4eba.jpg?v=1791335180 Methyl 5-cyano-2-fluorobenzoate, 95% | 337362-21-7 Methyl 5-cyano-2-fluorobenzoate|CS-0059163|337362-21-7 https://www.jk-sci.com/products/ts246cs-0059277 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/96ed0a108ad35a4ea22a88861288742e.jpg?v=1791335038 2-(6-Methylpyridin-3-yl)acetic acid, 97% | 19733-96-1 2-(6-Methylpyridin-3-yl)acetic acid|CS-0059277|19733-96-1 https://www.jk-sci.com/products/j5307343 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/02941231cd7d0e5a00bd856015cedc5f.jpg?v=1791415710 Boc-(2S,5R)-5-phenylpyrrolidine-2-carboxylic acid, Purity by HPLC ≥ 98% | 221352-49-4 Boc-(2S,5R)-5-phenylpyrrolidine-2-carboxylic acid|07343|221352-49-4 https://www.jk-sci.com/products/j5307384 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2e30f277a75e62a8382d3b2fc1ff26af.jpg?v=1791415641 Boc-3-trifluoromethyl-L-phenylalanine, Purity by HPLC ≥ 98% | 142995-31-1 Boc-3-trifluoromethyl-L-phenylalanine|07384|142995-31-1 https://www.jk-sci.com/products/s57c4x-177122 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/68828543ce40acda4b19778edce90c2e.jpg?v=1791374586 Tranexamic Impurity 22, 96.70% | 861518-79-8 Tranexamic Impurity 22|C4X-177122|861518-79-8 https://www.jk-sci.com/products/s57c4x-17714 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/441442.png?v=1791374584 Tranexamic Acid EP Impurity D, 97.80% | 56-91-7 Tranexamic Acid EP Impurity D|C4X-17714|56-91-7 https://www.jk-sci.com/products/j5307407 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/30381d60cd1d8ff68ad964a9dcc22420.jpg?v=1791415605 Boc-4-(Fmoc-aminomethyl)-D-phenylalanine, Purity by HPLC ≥ 98% | 215302-77-5 Boc-4-(Fmoc-aminomethyl)-D-phenylalanine|07407|215302-77-5 https://www.jk-sci.com/products/s57c4x-17717 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e6f7be81287e135adb441a4ab471c31d.jpg?v=1791374579 Tranexamic Acid EP Impurity E HCl, 88.60% | 157605-44-2 Tranexamic Acid EP Impurity E HCl|C4X-17717|157605-44-2 https://www.jk-sci.com/products/s57c4x-177211 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fb21e72d2c18a6fc76607c429ba23171.jpg?v=1791374571 Trazodone EP Impurity G HCl, 97.00% | 2470441-00-8 Trazodone EP Impurity G HCl|C4X-177211|2470441-00-8 https://www.jk-sci.com/products/j5307428 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d6253a2b90b8558e69513613597b48f8.jpg?v=1791415568 2-Bromo-L-phenylalanine, Purity by HPLC ≥ 99% | 42538-40-9 2-Bromo-L-phenylalanine|07428|42538-40-9 https://www.jk-sci.com/products/ts246cs-0059660 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e0800fd4e7ea823274d6e6c75ba3d5e3.jpg?v=1791334965 4-Chloro-N-methylbutan-1-amine hydrochloride, 98% | 365432-21-9 4-Chloro-N-methylbutan-1-amine hydrochloride|CS-0059660|365432-21-9 https://www.jk-sci.com/products/s57c4x-177221 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/364358.png?v=1791374563 Trazodone related compound F HCl, 99.50% | 52605-52-4 Trazodone related compound F HCl|C4X-177221|52605-52-4 https://www.jk-sci.com/products/s57c4x-1772 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/460455_c87de698-0c7d-4aff-a5ba-f799cca3d544.png?v=1791374575 Trazodone HCl, 98.70% | 25332-39-2 Trazodone HCl|C4X-1772|25332-39-2 https://www.jk-sci.com/products/s57c4x-177224 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/837cb813553d106c507261dd0fb53d2a.jpg?v=1791374561 Trazodone EP (BP) Impurity C HCl, 92.20% | 1263278-77-8 Trazodone EP (BP) Impurity C HCl|C4X-177224|1263278-77-8 https://www.jk-sci.com/products/s57c4x-177227 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f31d69eabdd0398c3b9768695a84b54b.jpg?v=1791374559 Trazodone EP Impurity I, 98.60% | 32229-98-4 Trazodone EP Impurity I|C4X-177227|32229-98-4 https://www.jk-sci.com/products/s57c4x-17722 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7a120937c184367c0aef0b930429563e.jpg?v=1791374569 Trazodone EP Impurity E, 99.60% | 1346599-35-6 Trazodone EP Impurity E|C4X-17722|1346599-35-6 https://www.jk-sci.com/products/ts246cs-0059753 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8a5bf8f36859465f7d5f7f8bbd1d7637.jpg?v=1791334913 2,4-Dihydroxy-3-methoxybenzaldehyde, 97% | 58922-29-5 2,4-Dihydroxy-3-methoxybenzaldehyde|CS-0059753|58922-29-5 https://www.jk-sci.com/products/j5307445 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/99e17b6c24ff52b2fada646067f90384.jpg?v=1791415539 3-Styryl-D-alanine, Assay by titration ≥ 99% (on dried basis) | 264903-53-9 3-Styryl-D-alanine|07445|264903-53-9 https://www.jk-sci.com/products/ts246cs-0059798 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/682ec07514681b1a9f1b274639f24c75.jpg?v=1791334887 2-Bromo-5-fluorobenzenepropanoic acid, 98% | 1003048-71-2 2-Bromo-5-fluorobenzenepropanoic acid|CS-0059798|1003048-71-2 https://www.jk-sci.com/products/j5307749 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a85c692700cf213197615ac67113c452.jpg?v=1791415511 Acetyl-O-tert-butyl-L-serine, Purity by HPLC ≥ 99% | 77285-09-7 Acetyl-O-tert-butyl-L-serine|07749|77285-09-7 https://www.jk-sci.com/products/j5308020 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/09ea6eacebb0b81813dd9110b58f19b2.jpg?v=1791415476 Dimethyl((3S)-4-phenyl-3-(Boc-amino)-2-oxobutyl)phosphonate, Assay ≥ 99% (Elemental analysis) | 176504-90-8 Dimethyl((3S)-4-phenyl-3-(Boc-amino)-2-oxobutyl)phosphonate|08020|176504-90-8 https://www.jk-sci.com/products/j5307866 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f8606f7201884367be4e128efe95bb25.jpg?v=1791415493 Boc-N-methyl-O-benzyl-D-tyrosine, Purity by HPLC ≥ 99% | 138774-98-8 Boc-N-methyl-O-benzyl-D-tyrosine|07866|138774-98-8 https://www.jk-sci.com/products/ts246cs-0059832 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fc7dae9e7fd97bdb299cbbf9abb6fdfe.jpg?v=1791334856 (5R)-5-Methylmorpholin-3-one, 97.00%+ | 119844-67-6 (5R)-5-Methylmorpholin-3-one|CS-0059832|119844-67-6 https://www.jk-sci.com/products/ts246cs-0059917 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3eb67b61882fb38057e20237cb77bf9d.jpg?v=1791334811 3-(4-Hydroxyphenyl)hex-4-ynoic acid, 98% | 865233-34-7 3-(4-Hydroxyphenyl)hex-4-ynoic acid|CS-0059917|865233-34-7 https://www.jk-sci.com/products/s57c4x-177230 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/af9434092e9af76adb48af39d095f722.jpg?v=1791374554 Trazodone Impurity 30, 98.60% | 79975-63-6 Trazodone Impurity 30|C4X-177230|79975-63-6 https://www.jk-sci.com/products/ts246cs-0059974 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4ea71c19830cee8993222432f1c747ae.jpg?v=1791334780 8-Bromo-2,3,4,9-tetrahydro-1H-carbazol-1-one, 97.00%+ | 132906-53-7 8-Bromo-2,3,4,9-tetrahydro-1H-carbazol-1-one|CS-0059974|132906-53-7 https://www.jk-sci.com/products/ts246cs-0060041 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/88587a47788deb638bc1b667c9aa87ee.jpg?v=1791334734 Methyl 5-chloro-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate, 97% | 866625-02-7 Methyl 5-chloro-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate|CS-0060041|866625-02-7 https://www.jk-sci.com/products/s57c4x-177235 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9b286c12-edf6-4634-aa39-dcaae8c269fd.png?v=1791374554 Trazodone Impurity 35, 92.80% Trazodone Impurity 35|C4X-177235 https://www.jk-sci.com/products/ts246cs-0060076 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e3b5d8c51125cf6deda3f3704ac22c2d.jpg?v=1791334717 4-[4-trans-(3,4-Diflourphenyl)-cyclohexyl]-cyclohexanon, 98% | 147622-85-3 4-[4-trans-(3,4-Diflourphenyl)-cyclohexyl]-cyclohexanon|CS-0060076|147622-85-3 https://www.jk-sci.com/products/j5308085 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/27d0791bc4f67074c7a7ef0ed841e016.jpg?v=1791415453 Fmoc-O-phospho-L-serine, Assay ≥ 98% | 158171-15-4 Fmoc-O-phospho-L-serine|08085|158171-15-4 https://www.jk-sci.com/products/ts246cs-0060099 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9cbe638a43279e8645caaeb308ce4202.jpg?v=1791334703 5-Chloropyrazolo(1,5-a)pyrimidin-7-one, 98% | 99898-84-7 5-Chloropyrazolo(1,5-a)pyrimidin-7-one|CS-0060099|99898-84-7 https://www.jk-sci.com/products/j5308464 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/078a3270bed5deb3478afd7395a88007.jpg?v=1791415398 DL-Proline amide hydrochloride, Assay ≥ 75% (Nth 24.54% by Elemental analysis) || Titration ≤ 25% Chloride conte | 115630-49-4 DL-Proline amide hydrochloride|08464|115630-49-4 https://www.jk-sci.com/products/j5308325 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a5efd511ba51c56a2ffa238aae57e229.jpg?v=1791415417 Nw-(2,2,4,6,7-Pentamethyldihydrobenzofuran-5-sulfonyl)-L-arginine methyl ester hydrochloride | 257288-19-0 Nw-(2,2,4,6,7-Pentamethyldihydrobenzofuran-5-sulfonyl)-L-arginine methyl ester hydrochloride|08325|257288-19-0 https://www.jk-sci.com/products/ts246cs-0060128 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/637abae8f717d09f3c9c2adac36536ca.jpg?v=1791334674 1,5-Dichloro-2,4-difluorobenzene, 95% | 2253-30-7 1,5-Dichloro-2,4-difluorobenzene|CS-0060128|2253-30-7 https://www.jk-sci.com/products/j5308680 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/525eba32ad554257ce2bebe87cfdda2a.jpg?v=1791415338 H-Gly-Pro-Hyp-OH, Purity by HPLC ≥ 97% | 2239-67-0 H-Gly-Pro-Hyp-OH|08680|2239-67-0 https://www.jk-sci.com/products/j5308620 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bfeec0ef7a41127c74d3e5ad94f19867.jpg?v=1791415351 Gly-Gly-Leu-OH, Purity by HPLC ≥ 98% | 14857-82-0 Gly-Gly-Leu-OH|08620|14857-82-0 https://www.jk-sci.com/products/ts246cs-0060166 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4cc44673c4550e201b2579a40dcd6cd6.jpg?v=1791334620 2-Bromo-6-chloro-4-(trifluoromethoxy)aniline, 97% | 1228108-74-4 2-Bromo-6-chloro-4-(trifluoromethoxy)aniline|CS-0060166|1228108-74-4 https://www.jk-sci.com/products/ts246cs-0060135 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f1c1d214a0f37d23d73097a1474800ce.jpg?v=1791334660 6-Chloro-5-fluoroindoline-2,3-dione, 95% | 96202-57-2 6-Chloro-5-fluoroindoline-2,3-dione|CS-0060135|96202-57-2 https://www.jk-sci.com/products/ts246cs-0060181 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1d43239b21ffe8a7844fee5f51db6e62.jpg?v=1791334597 5-Bromo-1-chloro-2,3-difluorobenzene, 98% | 1060813-07-1 5-Bromo-1-chloro-2,3-difluorobenzene|CS-0060181|1060813-07-1 https://www.jk-sci.com/products/ts246cs-0060205 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/531948.png?v=1791334560 4,6-Dibromobenzo[d]thiazol-2-amine, 97% | 16582-60-8 4,6-Dibromobenzo[d]thiazol-2-amine|CS-0060205|16582-60-8 https://www.jk-sci.com/products/j5309071 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/73e359d2df7513ddae22972dae9c281f.jpg?v=1791415281 Pro-Leu-OH, Assay by titration ≥ 98% (HClO4) | 52899-07-7 Pro-Leu-OH|09071|52899-07-7 https://www.jk-sci.com/products/j5308873 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fb10bad5f9d296fb52809e79920f4711.jpg?v=1791415308 N-L-Lysyl-L-glutamic acid | 45234-02-4 N-L-Lysyl-L-glutamic acid|08873|45234-02-4 https://www.jk-sci.com/products/ts246cs-0060276 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f062fe2227bb2bc33528e524d2768181.jpg?v=1791334521 5-Bromo-2-nitropyridin-3-ol, 97% | 691872-15-8 5-Bromo-2-nitropyridin-3-ol|CS-0060276|691872-15-8 https://www.jk-sci.com/products/ts246cs-0060294 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6b9e2402ac43002f74210342f37c2517.jpg?v=1791334499 5-Chloro-4-fluoro-2,3-dihydro-1H-inden-1-one, 99.40%+ | 1260013-11-3 5-Chloro-4-fluoro-2,3-dihydro-1H-inden-1-one|CS-0060294|1260013-11-3 https://www.jk-sci.com/products/j5309109 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c343e293f76eba8476394325c414f2e2.jpg?v=1791415274 Ser-Gly-OH, Purity by HPLC ≥ 95% | 687-63-8 Ser-Gly-OH|09109|687-63-8 https://www.jk-sci.com/products/ts246cs-0060334 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/da2fc5841bbd19a74382b40fc15fb28c.jpg?v=1791334467 4-Bromo-N-(3,4-difluorophenyl)-2-fluorobenzenesulfonamide, 97% | 1771023-75-6 4-Bromo-N-(3,4-difluorophenyl)-2-fluorobenzenesulfonamide|CS-0060334|1771023-75-6 https://www.jk-sci.com/products/j5309483 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d74c96a7fed79e018e32c442ec30b7ca.jpg?v=1791415246 1-Methyl-L-Histidine, Assay ≥ 96% (Elemental Anaysis based on Nitrogen Content) || Assay by titration | 332-80-9 1-Methyl-L-Histidine|09483|332-80-9 https://www.jk-sci.com/products/ts246cs-0060304 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c69a24730361b0bd8f5cb530dfd64d08.jpg?v=1791334489 2-Chloro-3-cyanobenzoic acid, 97.00%+ | 1261499-34-6 2-Chloro-3-cyanobenzoic acid|CS-0060304|1261499-34-6 https://www.jk-sci.com/products/ts246cs-0060356 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b5dc28f3e591973494b85b56c5e776cd.jpg?v=1791334446 5-Amino-2-(trifluoromethoxy)benzoic acid, 98% | 307989-56-6 5-Amino-2-(trifluoromethoxy)benzoic acid|CS-0060356|307989-56-6 https://www.jk-sci.com/products/s57c4x-17724 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3a42c4676460812c7cc292d61cfbf1dd.jpg?v=1791374544 Trazodone Impurity 4, 91.20% | 1263278-79-0 Trazodone Impurity 4|C4X-17724|1263278-79-0 https://www.jk-sci.com/products/s57c4x-17725 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d501cd372199fe3f43070c6511fddc3b.jpg?v=1791374542 Trazodone N-Oxide, 95.00% | 55290-68-1 Trazodone N-Oxide|C4X-17725|55290-68-1 https://www.jk-sci.com/products/ts246cs-0060375 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b234f9c2c1dadfae5194b73e7b2fb4dc.jpg?v=1791334436 1H-Benzimidazole-4-carbonitrile, 97% | 64574-21-6 1H-Benzimidazole-4-carbonitrile|CS-0060375|64574-21-6 https://www.jk-sci.com/products/s57c4x-177260 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/99f56325e5ad729a31618a348b53c61b.jpg?v=1791374539 Trazodone Impurity 60 HCl, 88.20% | 220910-13-4 Trazodone Impurity 60 HCl|C4X-177260|220910-13-4 https://www.jk-sci.com/products/ts246cs-0060372 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/174ac76bb4de1ece5cb9011922f5c79a.jpg?v=1791334440 3-Iodo-1H-pyridin-2-one, 98% | 111079-46-0 3-Iodo-1H-pyridin-2-one|CS-0060372|111079-46-0 https://www.jk-sci.com/products/j5309706 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/861119ab0edbd6762d454f914757df9b.jpg?v=1791415209 Phenyl-b-D-galactopyranoside, Purity by HPLC ≥ 98% | 2818-58-8 Phenyl-b-D-galactopyranoside|09706|2818-58-8 https://www.jk-sci.com/products/j5309910 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b028a283b1bac9b3dcc22db035b77058.jpg?v=1791415197 S-Acetamidomethyl-3-mercaptopropionic acid, Assay by titration 98 - 101% || Purity by HPLC ≥ 98.5% | 52574-08-0 S-Acetamidomethyl-3-mercaptopropionic acid|09910|52574-08-0 https://www.jk-sci.com/products/ts246cs-0060402 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/342997.png?v=1791334411 1-(3-Fluorophenyl)cyclopropane-1-carboxylic acid, 97% | 248588-33-2 1-(3-Fluorophenyl)cyclopropane-1-carboxylic acid|CS-0060402|248588-33-2 https://www.jk-sci.com/products/j5309992 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2821190b9c552714ba32c0d27c0b388b.jpg?v=1791415186 3-(Tritylthio)propionic acid, Purity by HPLC ≥ 98% | 27144-18-9 3-(Tritylthio)propionic acid|09992|27144-18-9 https://www.jk-sci.com/products/ts246cs-0060390 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ab40d69496989ee21d26847a9706951b.jpg?v=1791334426 1-Bromo-3-(4-fluorophenyl)benzene, 98% | 10540-35-9 1-Bromo-3-(4-fluorophenyl)benzene|CS-0060390|10540-35-9 https://www.jk-sci.com/products/ts246cs-0060380 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ed21db0f02c972d02efe1049c825b365.jpg?v=1791334431 4-Fluoro-2,3-dihydro-1H-indole, 96% | 552866-98-5 4-Fluoro-2,3-dihydro-1H-indole|CS-0060380|552866-98-5 https://www.jk-sci.com/products/s57c4x-177268 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dcd02d401e88b2ffe5cac45e2f261750.jpg?v=1791374535 Trazodone impurity 68, 99.40% | 2221987-86-4 Trazodone impurity 68|C4X-177268|2221987-86-4 https://www.jk-sci.com/products/j5310100 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b20ed7098792b677236c8a36e1d58340.jpg?v=1791415159 Tosyl-L-proline, Assay ≥ 93% (Cth 53.52% By elemental analysis) | 51077-01-1 Tosyl-L-proline|10100|51077-01-1 https://www.jk-sci.com/products/ts246cs-0060416 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/337139.png?v=1791334401 3-Hydrazinylbenzenesulfonic acid, 98% | 138-30-7 3-Hydrazinylbenzenesulfonic acid|CS-0060416|138-30-7 https://www.jk-sci.com/products/ts246cs-0060463 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/391310.png?v=1791334361 1-(2-Bromophenyl)pyrazole, 98% | 87488-84-4 1-(2-Bromophenyl)pyrazole|CS-0060463|87488-84-4 https://www.jk-sci.com/products/j5310561 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/54c2f421bc4acf88307ae029eae38e54.jpg?v=1791415139 1-O-Hexadecyl-rac-glycerol, Purity ≥ 99% (NMR) | 6145-69-3 1-O-Hexadecyl-rac-glycerol|10561|6145-69-3 https://www.jk-sci.com/products/ts246cs-0060430 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c2565d904890d4695fb348daf138d690.jpg?v=1791334391 7-Hydroxy-2-naphthoic acid, 96% | 613-17-2 7-Hydroxy-2-naphthoic acid|CS-0060430|613-17-2 https://www.jk-sci.com/products/ts246cs-0060469 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/375837.png?v=1791334362 2-(2-Bromoethoxy)benzaldehyde, 99.64%+ | 60633-78-5 2-(2-Bromoethoxy)benzaldehyde|CS-0060469|60633-78-5 https://www.jk-sci.com/products/ts246cs-0060482 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8cbde9195ae50ef8c63927c976b62f81.jpg?v=1791334349 (S)-3-Amino-2-phenylpropanoic acid, 97% | 1076-51-3 (S)-3-Amino-2-phenylpropanoic acid|CS-0060482|1076-51-3 https://www.jk-sci.com/products/j5310620 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a3a7f92c8f932727acb8ccfbe4403707.jpg?v=1791415108 4-(4-(1-Hydroxyethyl)-2-methoxy-5-nitrophenoxy)butyric acid, Purity by HPLC ≥ 98% | 175281-76-2 4-(4-(1-Hydroxyethyl)-2-methoxy-5-nitrophenoxy)butyric acid|10620|175281-76-2 https://www.jk-sci.com/products/j5310615 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/976488096e30e1e38b35ac51877306fc.jpg?v=1791415114 3b-[N-(N',N'-Dimethylaminoethane)-carbamoyl]cholesterol, Purity by HPLC ≥ 95% | 137056-72-5 3b-[N-(N',N'-Dimethylaminoethane)-carbamoyl]cholesterol|10615|137056-72-5 https://www.jk-sci.com/products/ts246cs-0060479 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/47e8fd3b1742ef3a1cb11fb2b8164c3c.jpg?v=1791334355 N-(4-Bromophenyl)-2-nitroaniline, 99.43%+ | 58476-59-8 N-(4-Bromophenyl)-2-nitroaniline|CS-0060479|58476-59-8 https://www.jk-sci.com/products/ts246cs-0060528 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/334113.png?v=1791334320 1-Benzyl-4-iodo-1H-imidazole, 98.23%+ | 536760-32-4 1-Benzyl-4-iodo-1H-imidazole|CS-0060528|536760-32-4 https://www.jk-sci.com/products/j5310643 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/00811470ab7295bc3d6553f454aa0bb5.jpg?v=1791415103 5-Bromo-7-nitroindoline, Purity by HPLC ≥ 98% | 80166-90-1 5-Bromo-7-nitroindoline|10643|80166-90-1 https://www.jk-sci.com/products/ts246cs-0060526 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/696b76e0a98360e7e23067fbe290ca81.jpg?v=1791334325 rel-(3S,4R)-1-Benzyl-4-(4-(trifluoromethyl)phenyl)pyrrolidine-3-carboxylic acid, 97% | 1263281-88-4 rel-(3S,4R)-1-Benzyl-4-(4-(trifluoromethyl)phenyl)pyrrolidine-3-carboxylic acid|CS-0060526|1263281-88-4 https://www.jk-sci.com/products/ts246cs-0060552 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/895594.png?v=1791334308 1-Phenylpyrazole-4-carbonitrile, 97% | 709-04-6 1-Phenylpyrazole-4-carbonitrile|CS-0060552|709-04-6 https://www.jk-sci.com/products/s57c4x-177274 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d12a50d0199d045b5b879e6ed28cc653.jpg?v=1791374533 Trazodone Impurity 74 HCl, 95.20% | 66158-98-3 Trazodone Impurity 74 HCl|C4X-177274|66158-98-3 https://www.jk-sci.com/products/ts246cs-0060590 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a22a4e78b83e459109a829b20ed6539d.jpg?v=1791334287 Dibenzofuran-2-carbonitrile, 97% | 20927-96-2 Dibenzofuran-2-carbonitrile|CS-0060590|20927-96-2 https://www.jk-sci.com/products/ts246cs-0060596 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/22a9dbdd311c849d3933a7e3217ea96c.jpg?v=1791334282 2,2-Dioxo-3,4-dihydro-1H-isothiochromen-4-amine hydrochloride, 95% | 1187830-61-0 2,2-Dioxo-3,4-dihydro-1H-isothiochromen-4-amine hydrochloride|CS-0060596|1187830-61-0 https://www.jk-sci.com/products/j5310645 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/246f8b8f4451fd1b46691bc4f2c1cc86.jpg?v=1791415097 5-Chloro-2-hydroxy-pyrimidine, Purity by HPLC ≥ 99% | 54326-16-8 5-Chloro-2-hydroxy-pyrimidine|10645|54326-16-8 https://www.jk-sci.com/products/ts246cs-0060614 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/369049_78fdd440-00f9-46e8-8e8d-5905f5d7a59f.png?v=1791334266 2-(4-Fluorophenyl)pyridine, 98% | 58861-53-3 2-(4-Fluorophenyl)pyridine|CS-0060614|58861-53-3 https://www.jk-sci.com/products/ts246cs-0055747 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c28b95cb0aa5d78210ee9ed8211e235b.jpg?v=1791335735 5-Chloro-7-fluoro-1H-indole-2-carboxylic acid, 98% | 383132-37-4 5-Chloro-7-fluoro-1H-indole-2-carboxylic acid|CS-0055747|383132-37-4 https://www.jk-sci.com/products/j5310861 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/368556.png?v=1791415076 L-Cystine bis(tert-butyl ester) dihydrochloride | 38261-78-8 L-Cystine bis(tert-butyl ester) dihydrochloride|10861|38261-78-8 https://www.jk-sci.com/products/ts246cs-0060624 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/547838.png?v=1791334255 8-Chloro-3,4-dihydro-2H-naphthalen-1-one, 98% | 68449-32-1 8-Chloro-3,4-dihydro-2H-naphthalen-1-one|CS-0060624|68449-32-1 https://www.jk-sci.com/products/s57c4x-17741 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_bdebd86f-e251-48e5-9c7a-63a1e4998c7e.png?v=1791374530 Valganciclovir USP RC D, 90.30% Valganciclovir USP RC D|C4X-17741 https://www.jk-sci.com/products/j5310931 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/772e62590bba7380cea4f8934b63c898.jpg?v=1791415045 1,2-Distearoyl-sn-glycerol, Assay ≥ 98% | 10567-21-2 1,2-Distearoyl-sn-glycerol|10931|10567-21-2 https://www.jk-sci.com/products/ts246cs-0058999 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9ce6c2a481ad793b180d734218b4d648.jpg?v=1791335247 tert-Butyl 8-aminooctanoate, 95% | 102522-32-7 tert-Butyl 8-aminooctanoate|CS-0058999|102522-32-7 https://www.jk-sci.com/products/s57c4x-17749 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/465301.png?v=1791374515 Valganciclovir hydrochloride, 92.20% | 175865-59-5 Valganciclovir hydrochloride|C4X-17749|175865-59-5 https://www.jk-sci.com/products/s57c4x-17742 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5e65c90d65a6f17c47e4548c27bc3b30.jpg?v=1791374523 Valganciclovir Isomer, 89.20% | 1393911-57-3 Valganciclovir Isomer|C4X-17742|1393911-57-3 https://www.jk-sci.com/products/s57c4x-177425 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a70bf68d-187a-40e6-bc3b-164186293eda.png?v=1791374518 Valganciclovir impurity25 DIHCI, 88.00% Valganciclovir impurity25 DIHCI|C4X-177425 https://www.jk-sci.com/products/j5310938 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8036805d4aba69780fcf459ed2492da3.jpg?v=1791415036 (S)-2-(Fmoc-amino)-3-(2,2-dimethyl-4H-benzo[1,3]dioxin-6-yl)propionic acid, Purity by HPLC ≥ 97% | 252049-13-1 (S)-2-(Fmoc-amino)-3-(2,2-dimethyl-4H-benzo[1,3]dioxin-6-yl)propionic acid|10938|252049-13-1 https://www.jk-sci.com/products/s57c4x-177510 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_320dcfd0-f4e7-4d35-a89b-c8c7ae1ddd8d.png?v=1791374509 Vancomycin EP Impurity I, 92.10% Vancomycin EP Impurity I|C4X-177510 https://www.jk-sci.com/products/ts246cs-0059302 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f76e7bb055ce31768d7f05e924249c9f.jpg?v=1791335008 Methyl 3-amino-6-bromopicolinate, 97.00%+ | 866775-09-9 Methyl 3-amino-6-bromopicolinate|CS-0059302|866775-09-9 https://www.jk-sci.com/products/j5311020 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3d5a88823572790ec4b7fae86f9b854b.jpg?v=1791415031 Cyclo(L-Ala-L-Gly), Purity ≥ 98% (NMR) | 4526-77-6 Cyclo(L-Ala-L-Gly)|11020|4526-77-6 https://www.jk-sci.com/products/j5311029 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e5228350b91c567fa478745fbf090678.jpg?v=1791415021 Cyclo(-D-Ala-D-Ala), Assay ≥ 99% | 23927-13-1 Cyclo(-D-Ala-D-Ala)|11029|23927-13-1 https://www.jk-sci.com/products/j5311043 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/133f010e325654ac6e7a31eca966e484.jpg?v=1791415021 Cyclo(Gly-L-Gln), Purity by HPLC ≥ 98% | 52662-00-7 Cyclo(Gly-L-Gln)|11043|52662-00-7 https://www.jk-sci.com/products/j5311050 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/228903554b12776c954ff255e3a66f95.jpg?v=1791415010 Cyclo(-Gly-Trp), Purity by HPLC ≥ 99% | 7451-73-2 Cyclo(-Gly-Trp)|11050|7451-73-2 https://www.jk-sci.com/products/j5311054 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/462e604f1cd0bf2716fcc28c464a333a.jpg?v=1791415000 Cyclo(-L-Leu-L-Phe), Purity ≥ 98% (NMR) | 7280-77-5 Cyclo(-L-Leu-L-Phe)|11054|7280-77-5 https://www.jk-sci.com/products/ts246cs-0059763 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ca46c72b44b671cca1b3d12b0072895e_63feb01a-2bdc-4a00-ae0e-96428402a14a.jpg?v=1791334903 tert-Butyl 2-amino-4-(4-methylpiperazin-1-yl)benzoate, 97% | 1034975-35-3 tert-Butyl 2-amino-4-(4-methylpiperazin-1-yl)benzoate|CS-0059763|1034975-35-3 https://www.jk-sci.com/products/ts246cs-0059862 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/334cbd023cd080478d067fa47f1121dc.jpg?v=1791334834 Dimethyl 3-(trifluoromethyl)pyridine-2,5-dicarboxylate, 97% | 1360944-09-7 Dimethyl 3-(trifluoromethyl)pyridine-2,5-dicarboxylate|CS-0059862|1360944-09-7 https://www.jk-sci.com/products/ts246cs-0059993 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0511d4e46a2c9881f8a5ad9b201be408.jpg?v=1791334765 3-Hydroxy-1-methacryloyloxyadamantane, 97% | 115372-36-6 3-Hydroxy-1-methacryloyloxyadamantane|CS-0059993|115372-36-6 https://www.jk-sci.com/products/j5311059 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/57bae42783e4cb55210764376e06db0c.jpg?v=1791414994 Cyclo(-L-Phe-L-Ser), Purity by HPLC ≥ 98% | 35591-00-5 Cyclo(-L-Phe-L-Ser)|11059|35591-00-5 https://www.jk-sci.com/products/ts246cs-0060095 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a1b518d4d718fe09112cd3ecc11dedf2.jpg?v=1791334708 Methyl 6-bromobenzo[d][1,3]dioxole-5-carboxylate, 95% | 61441-09-6 Methyl 6-bromobenzo[d][1,3]dioxole-5-carboxylate|CS-0060095|61441-09-6 https://www.jk-sci.com/products/j5311062 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f61807d4d0318f3b6124dc17a37195a9.jpg?v=1791414994 Cyclo(L-Ser-L-Ser), Assay ≥ 99% | 23409-30-5 Cyclo(L-Ser-L-Ser)|11062|23409-30-5 https://www.jk-sci.com/products/j5311073 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b1235188dcdde58e037f04ed2c503390.jpg?v=1791414981 Deamino-histidine, Assay ≥ 98% | 1074-59-5 Deamino-histidine|11073|1074-59-5 https://www.jk-sci.com/products/s57c4x-177513 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a71951cb7b2391b7c46d7457c6042d80.jpg?v=1791374510 Vancomycin EP Impurity L, 91.40% | 79517-31-0 Vancomycin EP Impurity L|C4X-177513|79517-31-0 https://www.jk-sci.com/products/j5311181 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4d4a7c7cf88655c993b80274c309c4d3.jpg?v=1791414965 Fmoc-D-aspartic acid b-benzyl ester, Purity by HPLC ≥ 99% | 150009-58-8 Fmoc-D-aspartic acid b-benzyl ester|11181|150009-58-8 https://www.jk-sci.com/products/j5311187 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d35657d45a07e8f9f0d4899b5efd9c19.jpg?v=1791414959 Na-Fmoc-Ne-4-methoxyyltrityl-L-lysine, Assay by titration ≥ 97.5% || Purity by HPLC ≥ 98.5% | 159857-60-0 Na-Fmoc-Ne-4-methoxyyltrityl-L-lysine|11187|159857-60-0 https://www.jk-sci.com/products/j5311190 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/42c1b7446820be6173c101444af82acf.jpg?v=1791414954 Fmoc-N-(2-Boc-aminoethyl)glycine, Assay by titration ≥ 97% || Purity by HPLC ≥ 99% | 141743-15-9 Fmoc-N-(2-Boc-aminoethyl)glycine|11190|141743-15-9 https://www.jk-sci.com/products/j5311563 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2283e404064c600dc3d180cdc09a97d1.jpg?v=1791414912 (R,S)-3-Amino-3-(3-pyridyl)propionic acid, Assay ≥ 98% | 62247-21-6 (R,S)-3-Amino-3-(3-pyridyl)propionic acid|11563|62247-21-6 https://www.jk-sci.com/products/j5311601 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a708171112acc952ed08508c0f365171.jpg?v=1791414894 Boc-L-4-trans-hydroxyproline benzyl ester, Purity by HPLC ≥ 95% | 89813-47-8 Boc-L-4-trans-hydroxyproline benzyl ester|11601|89813-47-8 https://www.jk-sci.com/products/s57c4x-17752 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/08e630fc6936f3142f27606136f201fc.jpg?v=1791374499 Vancomycin EP Impurity A HCl, Purity>95% | 213997-73-0 Vancomycin EP Impurity A HCl|C4X-17752|213997-73-0 https://www.jk-sci.com/products/s57c4x-177518 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d1f5674092c334218e91a65716f7aa7b.jpg?v=1791374504 Vancomycin EP Impurity K, 91.00% | 99759-13-4 Vancomycin EP Impurity K|C4X-177518|99759-13-4 https://www.jk-sci.com/products/j5311605 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f94675697289a20f8c1481f63798ec88.jpg?v=1791414889 Na-Boc-L-lysine 7-amido-4-methylcoumarin acetate salt, Assay ≥ 80% | 116883-12-6 Na-Boc-L-lysine 7-amido-4-methylcoumarin acetate salt|11605|116883-12-6 https://www.jk-sci.com/products/ts246cs-0060132 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cc7a10f6bbf5ebcf10beb27e2d34856b.jpg?v=1791334664 2,4-Difluoro-5-(trifluoromethoxy)aniline, 97% | 123572-59-8 2,4-Difluoro-5-(trifluoromethoxy)aniline|CS-0060132|123572-59-8 https://www.jk-sci.com/products/j5311609 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e8653a38fe83a1a6a9a322164c8b1a01.jpg?v=1791414883 Boc-b-cyclopropyl-D-alanine·DCHA, Assay ≥ 97% | 89483-09-0 Boc-b-cyclopropyl-D-alanine·DCHA|11609|89483-09-0 https://www.jk-sci.com/products/s57c4x-17754 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/22582ca84127b5205bba4e8f376cbf8b.jpg?v=1791374494 Vancomycin EP Impurity C, 86.30% | 82198-76-3 Vancomycin EP Impurity C|C4X-17754|82198-76-3 https://www.jk-sci.com/products/j5311625 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/460d0534f420bd038da9c1624c69e0e8.jpg?v=1791414878 Fmoc-S-4-methyltrityl-L-cysteine, Purity by HPLC ≥ 98% | 269067-38-1 Fmoc-S-4-methyltrityl-L-cysteine|11625|269067-38-1 https://www.jk-sci.com/products/s57c4x-17756 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/270c941d112a475f95c39d6fb669128b.jpg?v=1791374490 Vancomycin EP Impurity E, 88.90% | 55598-85-1 Vancomycin EP Impurity E|C4X-17756|55598-85-1 https://www.jk-sci.com/products/j5306769 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/71f6270e1a7638a47f0da73563ecab1b.jpg?v=1791416245 Chloromethylated polystyrene (3.5 - 4.0 meq/g, 200 - 400 mesh), Mesh Size 200 - 400 mesh || Substitution (meq/g) 3.5 - 4.0 meq/g (Elemental anal | 55844-94-5 Chloromethylated polystyrene (3.5 - 4.0 meq/g, 200 - 400 mesh)|06769|55844-94-5 https://www.jk-sci.com/products/j5306262 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3b7e49489458472e1564a095ad58ccad.jpg?v=1791416669 Val-Ala-OH, Purity by HPLC ≥ 98% | 27493-61-4 Val-Ala-OH|06262|27493-61-4 https://www.jk-sci.com/products/ts246cs-0060177 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/712dc335233471be2242781e03670ec3.jpg?v=1791334603 5-Bromo-1,2-dichloro-3-fluorobenzene, 98% | 1000572-93-9 5-Bromo-1,2-dichloro-3-fluorobenzene|CS-0060177|1000572-93-9 https://www.jk-sci.com/products/j5307054 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c63394c76ca81bbb6c30c9a4b2b111ef.jpg?v=1791416073 Na-Fmoc-Ng-Z-L-2,4-diaminobutyric acid, Purity by HPLC ≥ 99% | 252049-08-4 Na-Fmoc-Ng-Z-L-2,4-diaminobutyric acid|07054|252049-08-4 https://www.jk-sci.com/products/j5307203 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0a0de88f0fc13b5f41d3e14848d88bf0.jpg?v=1791415900 2-Indanol, Purity by GC ≥ 98% | 4254-29-9 2-Indanol|07203|4254-29-9 https://www.jk-sci.com/products/ts246cs-0060267 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/66c28cf635d5f5d2ef754398040097d0.jpg?v=1791334526 HDGFRP2/PSIP1-IN-1, 95% | 166196-54-9 HDGFRP2/PSIP1-IN-1|CS-0060267|166196-54-9 https://www.jk-sci.com/products/ts246cs-0060287 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ec9d4500d2a95d3b16b3c73ed534e25c.jpg?v=1791334500 7-Bromo-1H-thieno[3,2-d]pyrimidine-2,4-dione, 97% | 41102-02-7 7-Bromo-1H-thieno[3,2-d]pyrimidine-2,4-dione|CS-0060287|41102-02-7 https://www.jk-sci.com/products/ts246cs-0060305 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b8212833021150477d1a310bb8e7d0ea.jpg?v=1791334484 2-Chloro-3-(trifluoromethyl)benzonitrile, 97% | 62584-32-1 2-Chloro-3-(trifluoromethyl)benzonitrile|CS-0060305|62584-32-1 https://www.jk-sci.com/products/j5307317 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4a25c3899a10aa85a5eaf74acb98f524.jpg?v=1791415763 Fmoc-(R)-4-amino-6-methyl-heptanoic acid, Purity by HPLC ≥ 98% | 269078-75-3 Fmoc-(R)-4-amino-6-methyl-heptanoic acid|07317|269078-75-3 https://www.jk-sci.com/products/s57c4x-17758 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2553dbc7-2627-4b14-873d-c9a9ecc42cef.png?v=1791374488 Vancomycin EP Impurity G, 93.10% Vancomycin EP Impurity G|C4X-17758 https://www.jk-sci.com/products/s57c4x-177812 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e2a27ff431ff948206ae8324ba793ff1.jpg?v=1791374483 Verapamil EP Impurity L, 98.00% | 14046-55-0 Verapamil EP Impurity L|C4X-177812|14046-55-0 https://www.jk-sci.com/products/s57c4x-177821 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bb6efacc734cdb282e91d6ccd27e2fde.jpg?v=1791374479 Verapamil EP Impurity D, 93.20% | 36770-74-8 Verapamil EP Impurity D|C4X-177821|36770-74-8 https://www.jk-sci.com/products/j5307357 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/19b26a507489f2843dc4d2aad8f674d6.jpg?v=1791415680 Fmoc-2-(2-aminoethoxy)-ethylamine hydrochloride, Purity by HPLC ≥ 98% | 221352-88-1 Fmoc-2-(2-aminoethoxy)-ethylamine hydrochloride|07357|221352-88-1 https://www.jk-sci.com/products/ts246cs-0060364 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/08b98b94b4fce23ae42f45fb3c74db4a.jpg?v=1791334441 2-(2-Chloro-6-fluorophenyl)ethanol, 96% | 214262-86-9 2-(2-Chloro-6-fluorophenyl)ethanol|CS-0060364|214262-86-9 https://www.jk-sci.com/products/j5307418 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6571453e03a3dc5ccb59850663c170c2.jpg?v=1791415589 Boc-b-(2-furyl)-L-alanine dicyclohexylammonium salt, Purity by HPLC ≥ 99% | 331730-08-6 Boc-b-(2-furyl)-L-alanine dicyclohexylammonium salt|07418|331730-08-6 https://www.jk-sci.com/products/j5307602 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/62a733c4340ebcac45b5bccb25a9572c.jpg?v=1791415516 Na-Z-Nin-Boc-L-tryptophan dicylohexylammonium salt, Purity by HPLC ≥ 98% | 218938-57-9 Na-Z-Nin-Boc-L-tryptophan dicylohexylammonium salt|07602|218938-57-9 https://www.jk-sci.com/products/j5307869 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0672244afd6ff24cb7f5e9330789fd20.jpg?v=1791415497 Boc-N-methyl-L-threonine, Purity ≥ 98% (NMR) | 101759-72-2 Boc-N-methyl-L-threonine|07869|101759-72-2 https://www.jk-sci.com/products/s57c4x-177828 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d2af9eed4df042fee864c5ae8dc97ea9.jpg?v=1791374476 Verapamil EP Impurity O, 98.10% | 959011-16-6 Verapamil EP Impurity O|C4X-177828|959011-16-6 https://www.jk-sci.com/products/s57c4x-17783 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/37c1ea1ede1cdf97c787fc511296d95e.jpg?v=1791374473 Verapamil EP Impurity C(HCl), 99.20% | 51012-67-0 Verapamil EP Impurity C(HCl)|C4X-17783|51012-67-0 https://www.jk-sci.com/products/j5308610 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/29d23f68dac0d30b2b5615abc4def4b0.jpg?v=1791415362 Gly-Gly-Gly-Gly-Gly-OH, Purity by HPLC ≥ 98% | 7093-67-6 Gly-Gly-Gly-Gly-Gly-OH|08610|7093-67-6 https://www.jk-sci.com/products/ts246cs-0060379 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2ea72de19b2e03b67e43af0ddd856fab.jpg?v=1791334437 4-Fluorobenzo[b]thiophene, 97.00%+ | 310466-38-7 4-Fluorobenzo[b]thiophene|CS-0060379|310466-38-7 https://www.jk-sci.com/products/j5308110 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/196d6c00ae8669e638821d490df14234.jpg?v=1791415438 Formyl-L-methionine, Purity by HPLC ≥ 98% | 4289-98-9 Formyl-L-methionine|08110|4289-98-9 https://www.jk-sci.com/products/ts246cs-0060401 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2b08369dcbaf539ee1439e3bc8e5d5b1.jpg?v=1791334416 (2S,4R)-4-(3-Fluorophenyl)pyrrolidine-2-carboxylic acid, 98% | 1262526-44-2 (2S,4R)-4-(3-Fluorophenyl)pyrrolidine-2-carboxylic acid|CS-0060401|1262526-44-2 https://www.jk-sci.com/products/j5308710 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f21cae55841cfba65d4fc050bb1bbf68.jpg?v=1791415327 His-Gly-Gly-OH·TFA, Purity by HPLC ≥ 95% | 32999-80-7 His-Gly-Gly-OH·TFA|08710|32999-80-7 https://www.jk-sci.com/products/s57c4x-17789 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/56aec3cb6fc9e992a63f45f855127f52.jpg?v=1791374464 Verapamil EP Impurity I(HCl), 97.90% | 1794-55-4 Verapamil EP Impurity I(HCl)|C4X-17789|1794-55-4 https://www.jk-sci.com/products/s57c4x-177832 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b4a6a40c010418e7c2ce51d4d6f8dd29.jpg?v=1791374469 Verapamil EP Impurity I, 91.90% | 2893-91-6 Verapamil EP Impurity I|C4X-177832|2893-91-6 https://www.jk-sci.com/products/j5309096 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0d0d62bb61c0cbf72577fecf5c5f0034.jpg?v=1791415275 O-Acetyl-L-serine hydrochloride, Purity ≥ 98% (NMR) | 66638-22-0 O-Acetyl-L-serine hydrochloride|09096|66638-22-0 https://www.jk-sci.com/products/j5309620 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/135ea9ef4ed3929f3351bc77334f00a3.jpg?v=1791415224 N-Methyl-L-valine methyl ester hydrochloride | 3339-44-4 N-Methyl-L-valine methyl ester hydrochloride|09620|3339-44-4 https://www.jk-sci.com/products/ts246cs-0060419 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/54b90809ce311326f4b9549f05b1bc4b.jpg?v=1791334396 2-Iodo-4-(trifluoromethyl)benzaldehyde, 97% | 873006-01-0 2-Iodo-4-(trifluoromethyl)benzaldehyde|CS-0060419|873006-01-0 https://www.jk-sci.com/products/j5309911 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/72848bfb0e87c56dd6f2ff4b20ac2fb8.jpg?v=1791415194 S-Acetyl-3-mercaptopropionic acid-N-hydroxysuccinimide ester, Purity ≥ 97% (NMR) | 84271-78-3 S-Acetyl-3-mercaptopropionic acid-N-hydroxysuccinimide ester|09911|84271-78-3 https://www.jk-sci.com/products/ts246cs-0060465 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1746994cd2c5ba2f0d8fb325b414fa04.jpg?v=1791334362 (2-Bromophenyl)-pyridin-3-ylmethanone, 98% | 77744-06-0 (2-Bromophenyl)-pyridin-3-ylmethanone|CS-0060465|77744-06-0 https://www.jk-sci.com/products/ts246cs-0060481 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7739dabb2aee526f24c3844793a2fdbb.jpg?v=1791334355 (R)-Cyclopropyl(phenyl)methanamine;hydrochloride, 97.00%+ | 1416450-04-8 (R)-Cyclopropyl(phenyl)methanamine;hydrochloride|CS-0060481|1416450-04-8 https://www.jk-sci.com/products/j5310551 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/84f518801154ec326aa29931bb02cfe6.jpg?v=1791415144 1-O-Benzyl-sn-glycerol, Purity by HPLC ≥ 98% | 17325-85-8 1-O-Benzyl-sn-glycerol|10551|17325-85-8 https://www.jk-sci.com/products/s57c4x-177911 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/231406_af644f0d-0eea-419c-81b9-10e341d3856b.png?v=1791374462 L-(+)-Ascorbic Acid, 99.80% | 50-81-7 L-(+)-Ascorbic Acid|C4X-177911|50-81-7 https://www.jk-sci.com/products/j5310619 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ad58cbe1e05cbf9ab7fe8c44ce0c941d_b33e8265-eb19-4d4f-9397-3b0fa1ae8ff2.jpg?v=1791415113 Rink amide resin, Mesh Size 200 - 400 mesh || Substitution (meq/g) 0.3 - 0.8 meq/g Rink amide resin|10619 https://www.jk-sci.com/products/s57c4x-17792 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e2731194cfcd0934896e00c48fa36be5.jpg?v=1791374458 Ascorbic Acid EP Impurity D, 99.70% | 3031-98-9 Ascorbic Acid EP Impurity D|C4X-17792|3031-98-9 https://www.jk-sci.com/products/s57c4x-177925 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/45dca1c1c73863616b2112d8d02fda6b.jpg?v=1791374455 Ascorbic Acid EP Impurity G, 90.70% | 66757-69-5 Ascorbic Acid EP Impurity G|C4X-177925|66757-69-5 https://www.jk-sci.com/products/s57c4x-177928 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/966420c58c67b02fadac85bb409b7d5d_c696919f-6843-43a8-8865-00a10dfc7d43.jpg?v=1791374452 Vitamin Impurity 28, 90.20% | 5006-20-2 Vitamin Impurity 28|C4X-177928|5006-20-2 https://www.jk-sci.com/products/s57c4x-177931 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/987d77e24c36e5ce8c52143ecf7c89d8.jpg?v=1791374445 Ascorbic Acid EP Impurity C, 91.00% | 526-98-7 Ascorbic Acid EP Impurity C|C4X-177931|526-98-7 https://www.jk-sci.com/products/j5310644 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f8f3efbdb3350e5a6f999d29a2f735e0.jpg?v=1791415099 5-Bromoindol-3-yl-b-D-galactoside, Purity by HPLC ≥ 99% | 97753-82-7 5-Bromoindol-3-yl-b-D-galactoside|10644|97753-82-7 https://www.jk-sci.com/products/s57c4x-17802 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e3593b53a2a4eb8d8d5a91e1c619c697.jpg?v=1791374439 Voglibose TBV Base Impurity, 99.60% | 115250-39-0 Voglibose TBV Base Impurity|C4X-17802|115250-39-0 https://www.jk-sci.com/products/s57c4x-17799 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/531260.png?v=1791374445 Ergocalciferol EP Impurity B, 97.10% | 57-87-4 Ergocalciferol EP Impurity B|C4X-17799|57-87-4 https://www.jk-sci.com/products/s57c4x-17822 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7471dda1bee786930b9ac3eb6d14991f.jpg?v=1791374434 Xylometazoline EP Impurity F, 97.20% | 854646-92-7 Xylometazoline EP Impurity F|C4X-17822|854646-92-7 https://www.jk-sci.com/products/s57c4x-17824 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/76115db50b5f637605da289b1aa90fe9.jpg?v=1791374428 Xylometazoline EP Impurity C, 98.40% | 84803-57-6 Xylometazoline EP Impurity C|C4X-17824|84803-57-6 https://www.jk-sci.com/products/s57c4x-17852 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/794718.png?v=1791374420 Zonisamide Related Compound A Sodium Salt, 96.60% | 73101-64-1 Zonisamide Related Compound A Sodium Salt|C4X-17852|73101-64-1 https://www.jk-sci.com/products/s57c4x-178316 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/126226.png?v=1791374425 Benzenesulfonic Acid, 97.90% | 98-11-3 Benzenesulfonic Acid|C4X-178316|98-11-3 https://www.jk-sci.com/products/j5310919 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/45f9986a45dd638a81c781a4d01ec85d.jpg?v=1791415065 1,2-Dimyristoyl-sn-glycerol, Assay ≥ 97% | 60562-16-5 1,2-Dimyristoyl-sn-glycerol|10919|60562-16-5 https://www.jk-sci.com/products/ts246cs-0060527 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/465679_da0f533a-945a-4df1-8713-cadfc5623351.png?v=1791334324 1-Benzylpyrazole-4-carboxylic acid, 98.16%+ | 401647-24-3 1-Benzylpyrazole-4-carboxylic acid|CS-0060527|401647-24-3 https://www.jk-sci.com/products/s57c4x-17854 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8db0b42fec53626512a810948f6396ea.jpg?v=1791374417 Zonisamide Impurity 4, 99.60% | 68292-02-4 Zonisamide Impurity 4|C4X-17854|68292-02-4 https://www.jk-sci.com/products/s57c4x-17883 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/350337.png?v=1791374409 Loperamide EP Impurity C, 94.60% | 39512-49-7 Loperamide EP Impurity C|C4X-17883|39512-49-7 https://www.jk-sci.com/products/s57c4x-178911 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/333596_e4c34cf3-f968-486f-a138-b406a51501c9.png?v=1791374396 Doxylamine EP Impurity D, 99.00% | 91-02-1 Doxylamine EP Impurity D|C4X-178911|91-02-1 https://www.jk-sci.com/products/s57c4x-17886 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b93df28fdbe03e9b0923ba8132a4df6e.jpg?v=1791374398 Loperamide EP Impurity F, 92.90% | 106900-12-3 Loperamide EP Impurity F|C4X-17886|106900-12-3 https://www.jk-sci.com/products/ts246cs-0060566 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/291736.png?v=1791334297 2-(Benzenesulfonylmethyl)benzaldehyde, 98.09%+ | 468751-38-4 2-(Benzenesulfonylmethyl)benzaldehyde|CS-0060566|468751-38-4 https://www.jk-sci.com/products/j5310940 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d59f9ef4936bf819b46e4bd3fa4d1a3f.jpg?v=1791415034 4-Aminopiperidine-4-carboxylic acid hydrochloride, Purity ≥ 99% | 76508-73-1 4-Aminopiperidine-4-carboxylic acid hydrochloride|10940|76508-73-1 https://www.jk-sci.com/products/ts246cs-0060602 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/247986.png?v=1791334277 4-Chloro-10H-phenothiazine, 97% | 7369-69-9 4-Chloro-10H-phenothiazine|CS-0060602|7369-69-9 https://www.jk-sci.com/products/j5311030 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2bee1a885f09c94c318a868eb991b429.jpg?v=1791415021 Cyclo(-D-Ala-L-Pro), Purity by HPLC ≥ 98% | 36238-64-9 Cyclo(-D-Ala-L-Pro)|11030|36238-64-9 https://www.jk-sci.com/products/s57c4x-17898 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/512758.png?v=1791374387 Doxylamine Succinate, 97.80% | 562-10-7 Doxylamine Succinate|C4X-17898|562-10-7 https://www.jk-sci.com/products/ts246cs-0060644 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/390024.png?v=1791334245 2-Amino-1H-benzo[d]imidazole-5-carboxylic acid, 97% | 76391-97-4 2-Amino-1H-benzo[d]imidazole-5-carboxylic acid|CS-0060644|76391-97-4 https://www.jk-sci.com/products/s57c4x-17903 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e085e845db580c42ef4705ae8b29f67b.jpg?v=1791374388 N-Desmethyl Vecuronium, 94.20% | 13529-31-2 N-Desmethyl Vecuronium|C4X-17903|13529-31-2 https://www.jk-sci.com/products/ts246cs-0060653 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dc9175fa84f25223097db7ad68779926.jpg?v=1791334231 5-Fluoro-1,3-benzoxazole, 97% | 221347-71-3 5-Fluoro-1,3-benzoxazole|CS-0060653|221347-71-3 https://www.jk-sci.com/products/j5311053 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b21f22a1218494c29d95dd620658a77f.jpg?v=1791415004 Cyclo(Gly-L-Leu), Purity by HPLC ≥ 99% | 5845-67-0 Cyclo(Gly-L-Leu)|11053|5845-67-0 https://www.jk-sci.com/products/j5311060 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9dc9fc0e5d124e80e56b8459f503cb9c.jpg?v=1791414994 Cyclo(-L-Phe-L-Trp), Purity by HPLC ≥ 99% | 82597-82-8 Cyclo(-L-Phe-L-Trp)|11060|82597-82-8 https://www.jk-sci.com/products/j5311180 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ed4c05dfb7b1e64971e215d18869e0e4.jpg?v=1791414971 Na-Fmoc-D-arginine hydrochloride, Purity by HPLC ≥ 98% | 130752-32-8 Na-Fmoc-D-arginine hydrochloride|11180|130752-32-8 https://www.jk-sci.com/products/s57c4x-17906 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e0ec15973b0dc9ae9d9a9d14bd57b6d0.jpg?v=1791374392 Vecuronium Bromide EP Impurity F, 99.90% | 18668-29-6 Vecuronium Bromide EP Impurity F|C4X-17906|18668-29-6 https://www.jk-sci.com/products/s57c4x-1792 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/246202.png?v=1791374377 Indobufen, 99.20% | 63610-08-2 Indobufen|C4X-1792|63610-08-2 https://www.jk-sci.com/products/j5311189 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0aa840f1f66ec1b872a0e9e2d6a6f216.jpg?v=1791414954 Fmoc-Ne-dimethyl-L-lysine hydrochloride, Purity by HPLC ≥ 95% | 252049-10-8 Fmoc-Ne-dimethyl-L-lysine hydrochloride|11189|252049-10-8 https://www.jk-sci.com/products/j5311569 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b1042694a8a7313f42c8806a75429a56.jpg?v=1791414905 4-(Boc-amino)-1-methyl-1H-pyrrole-2-carboxylic acid, Purity by HPLC ≥ 97% | 77716-11-1 4-(Boc-amino)-1-methyl-1H-pyrrole-2-carboxylic acid|11569|77716-11-1 https://www.jk-sci.com/products/s57c4x-179211 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d50580b905d0e006dff00bc6c97307b9.jpg?v=1791374372 Indobufen Impurity 11, 99.80% | 36691-02-8 Indobufen Impurity 11|C4X-179211|36691-02-8 https://www.jk-sci.com/products/ts246cs-0060678 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/784737_e4281297-0c51-421b-8d46-8f98a63c334a.png?v=1791334206 2-Bromo-6-fluoro-4-(trifluoromethyl)quinoline, 97.00%+ | 596845-30-6 2-Bromo-6-fluoro-4-(trifluoromethyl)quinoline|CS-0060678|596845-30-6 https://www.jk-sci.com/products/ts246cs-0060666 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5b9f4e03457cc8ac4403848a0220d2f4.jpg?v=1791334211 4-Bromo-1,3-dihydro-2-benzofuran, 97% | 1402667-16-6 4-Bromo-1,3-dihydro-2-benzofuran|CS-0060666|1402667-16-6 https://www.jk-sci.com/products/j5311608 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1475405891454cd9e34e60a31da1a77c.jpg?v=1791414884 Boc-b-(2-thienyl)-DL-alanine, Purity by HPLC ≥ 98% | 78512-39-7 Boc-b-(2-thienyl)-DL-alanine|11608|78512-39-7 https://www.jk-sci.com/products/j5311626 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/da115299704e750d17ec40f48d30d3e7.jpg?v=1791414878 Fmoc-S-tert-butoxycarbonylmethyl-L-cysteine, Purity by HPLC ≥ 97% | 269730-62-3 Fmoc-S-tert-butoxycarbonylmethyl-L-cysteine|11626|269730-62-3 https://www.jk-sci.com/products/j5311640 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/16b7a7d72179e488dd86d61e57c62248.jpg?v=1791414848 Na-Fmoc-Na-methyl-L-tryptophan, Purity by HPLC ≥ 95% | 112913-63-0 Na-Fmoc-Na-methyl-L-tryptophan|11640|112913-63-0 https://www.jk-sci.com/products/j5311672 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b2d9bd7539d85a63bdf5221ebef35ebf.jpg?v=1791414826 D-Phenylglycine tert-butyl ester hydrochloride, Purity by HPLC ≥ 99% | 65715-93-7 D-Phenylglycine tert-butyl ester hydrochloride|11672|65715-93-7 https://www.jk-sci.com/products/s57c4x-179214 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/771d60aa0ad5bd882514b7c6e2ba5050.jpg?v=1791374372 Indobufen Impurity 14, 98.30% | 94814-82-1 Indobufen Impurity 14|C4X-179214|94814-82-1 https://www.jk-sci.com/products/j5311688 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c6b5722124a30d7d024427bd05ca44e2.jpg?v=1791414810 4-Fluoro-D-Phenylalanine methyl ester hydrochloride, Purity ≥ 99% (NMR) | 176896-72-3 4-Fluoro-D-Phenylalanine methyl ester hydrochloride|11688|176896-72-3 https://www.jk-sci.com/products/s57c4x-179217 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/139076.png?v=1791374366 Indobufen Impurity 17, 100.00% | 104-03-0 Indobufen Impurity 17|C4X-179217|104-03-0 https://www.jk-sci.com/products/j5311697 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6b3143d80e543c11aa6cb5fe27d1bdb0.jpg?v=1791414804 b-Cyclohexyl-D-alanine hydrochloride, Assay by titration ≥ 97% | 151899-07-9 b-Cyclohexyl-D-alanine hydrochloride|11697|151899-07-9 https://www.jk-sci.com/products/j5311704 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c884f70db8caf93dc60dd1525b8461ed.jpg?v=1791414795 L-Tyrosine Ethyl ester, Assay by titration ≥ 99% (HClO4) | 949-67-7 L-Tyrosine Ethyl ester|11704|949-67-7 https://www.jk-sci.com/products/j5311711 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c29b47d0834f134c5c74d79775a957e3.jpg?v=1791414786 Z-1,2-diaminoethane·HCl, Assay by titration ≥ 99% || Purity by HPLC ≥ 99% | 18807-71-1 Z-1,2-diaminoethane·HCl|11711|18807-71-1 https://www.jk-sci.com/products/s57c4x-179219 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/613839.png?v=1791374361 Indobufen Impurity 19, 99.60% | 7463-53-8 Indobufen Impurity 19|C4X-179219|7463-53-8 https://www.jk-sci.com/products/j5311725 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cb2186397bce3d20d3eaf3c2be236cde.jpg?v=1791414772 Z-D-allo-isoleucine dicyclohexylammonium salt, Purity by HPLC ≥ 97% | 55723-45-0 Z-D-allo-isoleucine dicyclohexylammonium salt|11725|55723-45-0 https://www.jk-sci.com/products/j5311781 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/eac383b79f4e2899a88cd3ce0446bf4e.jpg?v=1791414741 Acetyl-3-cyano-DL-phenylalanine, Purity by HPLC ≥ 99% | 367272-51-3 Acetyl-3-cyano-DL-phenylalanine|11781|367272-51-3 https://www.jk-sci.com/products/j5311786 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f3705a581916cf76c48ee413018debd8.jpg?v=1791414736 Acetyl-4-chloro-D-phenylalanine, Purity by HPLC ≥ 99% | 135270-40-5 Acetyl-4-chloro-D-phenylalanine|11786|135270-40-5 https://www.jk-sci.com/products/s57c4x-179230 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_53350019-79f9-4aa6-9f22-2343c887df6a.png?v=1791374361 Indobufen Impurity 30, 98.10% Indobufen Impurity 30|C4X-179230 https://www.jk-sci.com/products/j5311825 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cec7ace8eb858c893020425fc9939b1f.jpg?v=1791414696 Boc-cis-3-aminocyclohexane carboxylic acid, Purity ≥ 98% (NMR) | 222530-33-8 Boc-cis-3-aminocyclohexane carboxylic acid|11825|222530-33-8 https://www.jk-sci.com/products/j5311793 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/32620993fad6a274f08362b18b088aaa.jpg?v=1791414725 Acetyl-g-aminobutyric acid, Purity by HPLC ≥ 95% | 3025-96-5 Acetyl-g-aminobutyric acid|11793|3025-96-5 https://www.jk-sci.com/products/s57c4x-179254 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c32faecd-0eb0-49a9-b76f-6898784d9f2a.png?v=1791374346 Indobufen Impurity 54, 98.80% Indobufen Impurity 54|C4X-179254 https://www.jk-sci.com/products/s57c4x-179256 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b301678a9b858526d01e89e13567725b.jpg?v=1791374341 Indobufen Impurity 56, 90.50% | 858847-37-7 Indobufen Impurity 56|C4X-179256|858847-37-7 https://www.jk-sci.com/products/j5311833 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2f43f90ff5b29188bd1f33557dff57ac.jpg?v=1791414685 Boc-D-aspartic acid b-allyl ester, Assay by titration ≥ 99% || Purity by HPLC ≥ 99% | 207120-58-9 Boc-D-aspartic acid b-allyl ester|11833|207120-58-9 https://www.jk-sci.com/products/j5311870 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9825ad4b6e7ac0b728c156b83b561d02.jpg?v=1791414656 Na-Boc-Ne-allyloxycarbonyl-L-lysine dicyclohexyl ammonium salt, Purity by HPLC ≥ 97% | 110637-52-0 Na-Boc-Ne-allyloxycarbonyl-L-lysine dicyclohexyl ammonium salt|11870|110637-52-0 https://www.jk-sci.com/products/j5311799 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0798f31635862337c13d68b5e03aeff0.jpg?v=1791414719 Acetyl-L-norvaline, Purity by HPLC ≥ 98% | 15891-50-6 Acetyl-L-norvaline|11799|15891-50-6 https://www.jk-sci.com/products/ts246cs-0060776 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d8e1654eda8b4f13cafa7bc343f86ebd.jpg?v=1791334127 2-Cyclopropylpyridine-4-carbonitrile, 95% | 1020747-85-6 2-Cyclopropylpyridine-4-carbonitrile|CS-0060776|1020747-85-6 https://www.jk-sci.com/products/j5311906 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/99470fb027d39247aa996e937b4cf2df.jpg?v=1791414635 Na-Benzyl-L-alanine methyl ester hydrochloride, Assay by titration ≥ 99% || Purity by HPLC ≥ 99% | 19460-85-6 Na-Benzyl-L-alanine methyl ester hydrochloride|11906|19460-85-6 https://www.jk-sci.com/products/ts246cs-0060759 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/46decfba3575736978b88ef89bb94905.jpg?v=1791334137 (2S)-2-(2,5-DIFLUOROPHENYL)PYRROLIDINE, 97% | 1217630-38-0 (2S)-2-(2,5-DIFLUOROPHENYL)PYRROLIDINE|CS-0060759|1217630-38-0 https://www.jk-sci.com/products/ts246cs-0060716 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2abffbe4aaa3aec4715de2dcb8b8adda.jpg?v=1791334175 7-Chloro-1H-1,6-naphthyridin-4-one, 95% | 952138-12-4 7-Chloro-1H-1,6-naphthyridin-4-one|CS-0060716|952138-12-4 https://www.jk-sci.com/products/j5311865 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/45eeb209aba42818461bb619c68909cd.jpg?v=1791414661 Boc-L-isoleucine methyl ester, Purity by HPLC ≥ 99% | 17901-01-8 Boc-L-isoleucine methyl ester|11865|17901-01-8 https://www.jk-sci.com/products/s57c4x-17929 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fd352ee5ffa9403a93fff78d1c0c6c35.jpg?v=1791374323 Indobufen Impurity 9, 99.90% | 76553-18-9 Indobufen Impurity 9|C4X-17929|76553-18-9 https://www.jk-sci.com/products/s57c4x-179247 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/135829.png?v=1791374351 Indobufen Impurity 47, 93.00% | 769-68-6 Indobufen Impurity 47|C4X-179247|769-68-6 https://www.jk-sci.com/products/s57c4x-17926 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4b4916ef734d7e2bb1165f57c4aab52b.jpg?v=1791374334 Indobufen Impurity 6, 81.30% | 3087670-52-5 Indobufen Impurity 6|C4X-17926|3087670-52-5 https://www.jk-sci.com/products/j5311887 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4dad0e876f02ab7b2f3ccf4eb8aedefc.jpg?v=1791414651 Boc-L-threonine methyl ester, Purity by HPLC ≥ 98% | 79479-07-5 Boc-L-threonine methyl ester|11887|79479-07-5 https://www.jk-sci.com/products/ts246cs-0060826 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/302144.png?v=1791334101 4-(4,6-Difluoropyrimidin-2-yl)morpholine, 99.17%+ | 189003-02-9 4-(4,6-Difluoropyrimidin-2-yl)morpholine|CS-0060826|189003-02-9 https://www.jk-sci.com/products/j5311802 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0af812bfd3301bbc1ef5e0c18a9949a9.jpg?v=1791414713 Acetyl-O-methyl-L-tyrosine, Purity by HPLC ≥ 98% | 28047-05-4 Acetyl-O-methyl-L-tyrosine|11802|28047-05-4 https://www.jk-sci.com/products/ts246cs-0060707 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/80b8dacb6e9d7de92e465e592b2cb43d.jpg?v=1791334181 2-Morpholinopyrimidin-4(3H)-one, 96% | 19810-79-8 2-Morpholinopyrimidin-4(3H)-one|CS-0060707|19810-79-8 https://www.jk-sci.com/products/ts246cs-0060704 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4e1147dbc79c82526caa40cb9d0cdb3a.jpg?v=1791334186 2-Bromo-5H-thieno[3,2-c]pyridin-4-one, 95% | 28948-60-9 2-Bromo-5H-thieno[3,2-c]pyridin-4-one|CS-0060704|28948-60-9 https://www.jk-sci.com/products/ts246cs-0060738 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/78d397cb24a7d52342a9040bb0ab21db.jpg?v=1791334161 5,6-Difluoro-1H-benzo[d][1,2,3]triazole, 95% | 610257-65-3 5,6-Difluoro-1H-benzo[d][1,2,3]triazole|CS-0060738|610257-65-3 https://www.jk-sci.com/products/j5311899 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9e2256db45f85d1c4a69bfd9ffab7d15.jpg?v=1791414635 Boc-L-valine amide, Purity by HPLC ≥ 99% | 35150-08-4 Boc-L-valine amide|11899|35150-08-4 https://www.jk-sci.com/products/s57c4x-17927 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0e466e1929e429ad8c0d3192605016c2.jpg?v=1791374329 Indobufen Impurity 7, 97.90% | 29644-97-1 Indobufen Impurity 7|C4X-17927|29644-97-1 https://www.jk-sci.com/products/s57c4x-179313 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/36a8239d870ad42fcd1ac07f98ff2964.jpg?v=1791374318 Ceftizoxime Impurity 13, 96.30% | 68403-70-3 Ceftizoxime Impurity 13|C4X-179313|68403-70-3 https://www.jk-sci.com/products/s57c4x-179316 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/414151.png?v=1791374318 Ceftizoxime Impurity 16, 96.50% | 36923-17-8 Ceftizoxime Impurity 16|C4X-179316|36923-17-8 https://www.jk-sci.com/products/ts246cs-0060845 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/acc1a0c7cfe3721767088227ae7dd4e5.jpg?v=1791334079 1-(2,4,5-Trichlorophenyl)ethan-1-one, 97% | 13061-28-4 1-(2,4,5-Trichlorophenyl)ethan-1-one|CS-0060845|13061-28-4 https://www.jk-sci.com/products/ts246cs-0060875 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6f85c7fe913b4a9084c78f2967567537.jpg?v=1791334045 4-Bromo-2-(tert-butyl)benzonitrile, 95% | 1369819-64-6 4-Bromo-2-(tert-butyl)benzonitrile|CS-0060875|1369819-64-6 https://www.jk-sci.com/products/j5311916 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6a4e68d08a558dd4d7cd351506204c34.jpg?v=1791414624 Benzyl-L-phenylalanine methyl ester hydrochloride, Assay by titration 99% || Purity by HPLC ≥ 99% | 7703-09-5 Benzyl-L-phenylalanine methyl ester hydrochloride|11916|7703-09-5 https://www.jk-sci.com/products/ts246cs-0060858 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6d0fb3869b9bf08fe62a703e0d581feb.jpg?v=1791334059 1-(4-Fluorophenyl)butane-1,3-dione, 97% | 29681-98-9 1-(4-Fluorophenyl)butane-1,3-dione|CS-0060858|29681-98-9 https://www.jk-sci.com/products/j5311963 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4cefe899d291cfcc6008b07dddb20d56.jpg?v=1791414585 Fmoc-O-methyl-L-homoserine, Assay ≥ 99% || Purity by HPLC ≥ 99% | 173212-86-7 Fmoc-O-methyl-L-homoserine|11963|173212-86-7 https://www.jk-sci.com/products/ts246cs-0060923 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5b9052454ff4d9203871ef25a760ec0f.jpg?v=1791334013 tert-Butyl 3-benzyl-4-oxopiperidine-1-carboxylate, 98.00%+ | 193274-82-7 tert-Butyl 3-benzyl-4-oxopiperidine-1-carboxylate|CS-0060923|193274-82-7 https://www.jk-sci.com/products/s57c4x-179323 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/088fd227e1ab08856eaa9f4393e961b8.jpg?v=1791374313 Ceftizoxime Impurity 23, 94.20% | 929101-93-9 Ceftizoxime Impurity 23|C4X-179323|929101-93-9 https://www.jk-sci.com/products/ts246cs-0058342 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5a967245ea6ac1ea7e8b42f3578988dc.jpg?v=1791335430 3-(1-Methyl-1H-pyrazol-5-yl)propanoic acid, 98% | 796845-50-6 3-(1-Methyl-1H-pyrazol-5-yl)propanoic acid|CS-0058342|796845-50-6 https://www.jk-sci.com/products/ts246cs-0060952 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a4876610e3f17d04460c909208db5b00.jpg?v=1791333987 (6-(4-(tert-Butoxycarbonyl)piperazin-1-yl)pyridin-3-yl)boronic acid, 97% | 919347-67-4 (6-(4-(tert-Butoxycarbonyl)piperazin-1-yl)pyridin-3-yl)boronic acid|CS-0060952|919347-67-4 https://www.jk-sci.com/products/ts246cs-0059721 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/38c78ff37f25fffd5b8bf853759af314.jpg?v=1791334929 N-(2,2-Dimethoxyethyl)methacrylamide, 97% | 95984-11-5 N-(2,2-Dimethoxyethyl)methacrylamide|CS-0059721|95984-11-5 https://www.jk-sci.com/products/s57c4x-179336 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_035af90f-e2e3-442c-98e7-bb86ba6be353.png?v=1791374301 Ceftizoxime Impurity 36, 90.70% Ceftizoxime Impurity 36|C4X-179336 https://www.jk-sci.com/products/s57c4x-179340 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0b5e3414-055d-4eb8-bbcf-ee550deddaca.png?v=1791374301 Ceftizoxime Impurity 40, 91.70% Ceftizoxime Impurity 40|C4X-179340 https://www.jk-sci.com/products/ts246cs-0060302 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f694d7efbbb868926a73f6e0db711949.jpg?v=1791334489 3-Bromo-2-nitrobenzoic acid, 98% | 116529-61-4 3-Bromo-2-nitrobenzoic acid|CS-0060302|116529-61-4 https://www.jk-sci.com/products/j5312066 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/eefb06ea3ed53a8c6f23986f10249903.jpg?v=1791414547 O-tert-Butyl-L-trans-4-hydroxyproline tert-butyl ester hydrochloride, Purity by HPLC ≥ 98% | 367453-05-2 O-tert-Butyl-L-trans-4-hydroxyproline tert-butyl ester hydrochloride|12066|367453-05-2 https://www.jk-sci.com/products/ts246cs-0060373 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/623c8fd4805d09531bbbe44714d91729.jpg?v=1791334436 2-Chloro-7-fluorobenzo[d]thiazole, 96% | 154327-28-3 2-Chloro-7-fluorobenzo[d]thiazole|CS-0060373|154327-28-3 https://www.jk-sci.com/products/ts246cs-0060195 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b3337d2bb87e637aa3f76a878fb679de.jpg?v=1791334582 1-Fluoro-3-iodo-5-(trifluoromethyl)benzene, 98% | 1027513-14-9 1-Fluoro-3-iodo-5-(trifluoromethyl)benzene|CS-0060195|1027513-14-9 https://www.jk-sci.com/products/ts246cs-0060111 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c1ecdd888ce9d70d2662286b05fc0407.jpg?v=1791334697 2,4-Dichloro-3-cyano-5-fluorobenzoic acid, 97% | 117528-58-2 2,4-Dichloro-3-cyano-5-fluorobenzoic acid|CS-0060111|117528-58-2 https://www.jk-sci.com/products/j5312029 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4bbb0dccb64f0b07b2f582f089ebd84f.jpg?v=1791414563 DL-Serine benzyl ester 4-toluenesulfonate salt, Assay by titration ≥ 99% || Purity by HPLC ≥ 99% | 222739-29-9 DL-Serine benzyl ester 4-toluenesulfonate salt|12029|222739-29-9 https://www.jk-sci.com/products/j5312014 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/97d528e2b73734edaca82b330bfda3e2.jpg?v=1791414563 D-Glutamic acid g-benzyl ester a-amide hydrochloride, Assay by titration 99.0 - 101.5% || Purity by HPLC ≥ 99% | 18800-75-4 D-Glutamic acid g-benzyl ester a-amide hydrochloride|12014|18800-75-4 https://www.jk-sci.com/products/ts246cs-0059964 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dbf9e11f0009d99f604ffbeae241f2d5.jpg?v=1791334786 4-(3,5-Dioxo-1,2,4-triazolidin-4-yl)benzoic acid, 97% | 52203-73-3 4-(3,5-Dioxo-1,2,4-triazolidin-4-yl)benzoic acid|CS-0059964|52203-73-3 https://www.jk-sci.com/products/s57c4x-17941 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/163f8e5625e09e90cad8e31d7d9f4de3.jpg?v=1791374291 Fexofenadine EP Impurity A, 97.60% | 76811-98-8 Fexofenadine EP Impurity A|C4X-17941|76811-98-8 https://www.jk-sci.com/products/s57c4x-179345 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6438dde4-4302-44c0-8b04-b4440f7d07b4.png?v=1791374291 Ceftizoxime Ring-opening decarboxylation S-oxide 1, 92.00% Ceftizoxime Ring-opening decarboxylation S-oxide 1|C4X-179345 https://www.jk-sci.com/products/j5312100 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/09214bbe3426715a41f14bf1c9479ed9.jpg?v=1791414534 L-Proline ethyl ester hydrochloride, Assay ≥ 98.0% | 33305-75-8 L-Proline ethyl ester hydrochloride|12100|33305-75-8 https://www.jk-sci.com/products/ts246cs-0060407 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/381251.png?v=1791334407 3-(1H-1,2,4-Triazol-1-yl)benzoic Acid, 97.81%+ | 167626-64-4 3-(1H-1,2,4-Triazol-1-yl)benzoic Acid|CS-0060407|167626-64-4 https://www.jk-sci.com/products/ts246cs-0060470 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/554b67aba6891e2547b7cfefbe166f91_756d9312-2398-4ee4-85a5-44f2a2a3b588.jpg?v=1791334356 5-(2-Fluorophenyl)-1H-pyrrole-3-carbonitrile, 98% | 1240948-77-9 5-(2-Fluorophenyl)-1H-pyrrole-3-carbonitrile|CS-0060470|1240948-77-9 https://www.jk-sci.com/products/s57c4x-17942 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/859addec998bf23cbf06496658df8dc4.jpg?v=1791374286 Fexofenadine EP Impurity B, 96.20% | 479035-75-1 Fexofenadine EP Impurity B|C4X-17942|479035-75-1 https://www.jk-sci.com/products/ts246cs-0060535 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6df9d579f5588ce1b533a51b4dba9ab5.jpg?v=1791334320 (3S)-4-Benzyl-3-(chloromethyl)morpholine, 95.00%+ | 917572-28-2 (3S)-4-Benzyl-3-(chloromethyl)morpholine|CS-0060535|917572-28-2 https://www.jk-sci.com/products/ts246cs-0060623 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a642b876f230cf8ebe24299be3258dc2.jpg?v=1791334261 8-Bromo-2-(trifluoromethyl)quinoline, 97.00%+ | 176722-63-7 8-Bromo-2-(trifluoromethyl)quinoline|CS-0060623|176722-63-7 https://www.jk-sci.com/products/s57c4x-17944 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e5b3d418acf87589d78b0136b1b6dd48.jpg?v=1791374280 Fexofenadine EP Impurity D, 98.30% | 154825-96-4 Fexofenadine EP Impurity D|C4X-17944|154825-96-4 https://www.jk-sci.com/products/s57c4x-17946 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5c87ebeaae7efaec3025f4097721c3a3.jpg?v=1791374281 Fexofenadine EP Impruity F, 93.20% | 185066-33-5 Fexofenadine EP Impruity F|C4X-17946|185066-33-5 https://www.jk-sci.com/products/s57c4x-15906 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b32389bb355435762621c352678ef7ad.jpg?v=1791376335 Safinamide impurity 6, 97.20% | 174756-44-6 Safinamide impurity 6|C4X-15906|174756-44-6 https://www.jk-sci.com/products/ts246cs-0060647 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cedfa4ab96e00bcf571aabd4d907f900.jpg?v=1791334236 6-Chloro-1,3-benzoxazole, 95% | 227197-72-0 6-Chloro-1,3-benzoxazole|CS-0060647|227197-72-0 https://www.jk-sci.com/products/s57c4x-16367 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e434605267ede5ed06f2dd2333a2dbc4.jpg?v=1791376010 Estradiol Impurity 7, 99.30% | 7291-41-0 Estradiol Impurity 7|C4X-16367|7291-41-0 https://www.jk-sci.com/products/ts246cs-0060670 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/edc818fa344ba8186e70d9c7bb3318e3.jpg?v=1791334211 3-Bromo-1-nitronaphthalene, 95% | 102153-47-9 3-Bromo-1-nitronaphthalene|CS-0060670|102153-47-9 https://www.jk-sci.com/products/s57c4x-166533 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b0da75c4b7d57ba1a555bde705d39b72_069a5dfb-add7-4a0e-a7e9-dbe101f8c189.jpg?v=1791375832 Ipratropium Bromide Impurity 33, 92.20% | 2784-21-6 Ipratropium Bromide Impurity 33|C4X-166533|2784-21-6 https://www.jk-sci.com/products/s57c4x-167710 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/851b2ac1f860c4b7c6f0a8b56f4759a9.jpg?v=1791375686 Levonorgestrel EP Impurity J, 98.50% | 1175109-63-3 Levonorgestrel EP Impurity J|C4X-167710|1175109-63-3 https://www.jk-sci.com/products/ts246cs-0060726 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/420928_0772684a-d0b2-42a0-a69c-09ed5a11e144.png?v=1791334161 6-(Trifluoromethoxy)-1H-benzo[d]imidazole, 95% | 911825-64-4 6-(Trifluoromethoxy)-1H-benzo[d]imidazole|CS-0060726|911825-64-4 https://www.jk-sci.com/products/ts246cs-0060706 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/16eb34a4fbb35985453b5c1e5d7adaf5.jpg?v=1791334181 [4-(Trifluoromethyl)pyrimidin-2-yl]methanol, 98% | 1240594-67-5 [4-(Trifluoromethyl)pyrimidin-2-yl]methanol|CS-0060706|1240594-67-5 https://www.jk-sci.com/products/j5312105 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c5c0ef6893700764ab903d5602d94fde.jpg?v=1791414533 O-Methyl-L-threonine | 4144-02-9 O-Methyl-L-threonine|12105|4144-02-9 https://www.jk-sci.com/products/j5312146 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/559480fcaa30b00842b0ede85ed36915.jpg?v=1791414500 (R)-(-)-2-(Methoxymethyl)pyrrolidine, Purity by GC ≥ 99% | 84025-81-0 (R)-(-)-2-(Methoxymethyl)pyrrolidine|12146|84025-81-0 https://www.jk-sci.com/products/s57c4x-169924 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_36c940e5-4746-4c82-bf8d-1c50d336207c.png?v=1791375352 Minocycline EP Impurity G DiTFA salt, 93.50% Minocycline EP Impurity G DiTFA salt|C4X-169924 https://www.jk-sci.com/products/s57c4x-169629 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/34be372657a22b550575692c9538740d.jpg?v=1791375428 LCZ-696 Impurity 29 calcium salt, 94.80% | 1369773-39-6 LCZ-696 Impurity 29 calcium salt|C4X-169629|1369773-39-6 https://www.jk-sci.com/products/ts246cs-0060771 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/89c4cc9e8b752070200458bc6b91a27d.jpg?v=1791334130 (2R,3aS,7aS)-Octahydro-1H-indole-2-carboxylic acid, 97% | 145513-91-3 (2R,3aS,7aS)-Octahydro-1H-indole-2-carboxylic acid|CS-0060771|145513-91-3 https://www.jk-sci.com/products/s57c4x-16834 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/209598_bb96f3f8-9bf2-425e-8ff7-da44ec5fa928.png?v=1791375500 Losartan EP Impurity D, 100.00% | 83857-96-9 Losartan EP Impurity D|C4X-16834|83857-96-9 https://www.jk-sci.com/products/s57c4x-170831 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/127529_acceeb24-4d11-4f34-a193-dce92b5ae6c6.png?v=1791375223 Naproxen EP Impurity H, 99.30% | 5111-66-0 Naproxen EP Impurity H|C4X-170831|5111-66-0 https://www.jk-sci.com/products/s57c4x-17045 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c6324df5c05f793d3970bebfaf0e33f0.jpg?v=1791375278 Mometasone EP Impurity M, 96.00% | 57780-86-6 Mometasone EP Impurity M|C4X-17045|57780-86-6 https://www.jk-sci.com/products/j5305749 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9e30ee34677084fa38e9bb7c38fc77f9.jpg?v=1791417157 Na-Fmoc-Nd-L-ornithine hydrochloride, Purity by HPLC ≥ 99% | 201046-57-3 Na-Fmoc-Nd-L-ornithine hydrochloride|05749|201046-57-3 https://www.jk-sci.com/products/ts246cs-0060841 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a7332ebd8295aa538921ecb258a66db4.jpg?v=1791334085 1-(2,4-Dichloro-5-fluoro-3-nitrophenyl)ethanone, 97% | 887267-36-9 1-(2,4-Dichloro-5-fluoro-3-nitrophenyl)ethanone|CS-0060841|887267-36-9 https://www.jk-sci.com/products/s57c4x-1718 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/156717_3c2045fe-2a9a-4c8e-ad2a-ba2fbd710e0f.png?v=1791375192 Olopatadine Hydrochloride, 98.00% | 140462-76-6 Olopatadine Hydrochloride|C4X-1718|140462-76-6 https://www.jk-sci.com/products/ts246cs-0060866 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2bcfc5d1148c57575d45fede6967e007.jpg?v=1791334054 Benzyl 2-hydroxy-2-methylpropanoate, 95% | 19444-23-6 Benzyl 2-hydroxy-2-methylpropanoate|CS-0060866|19444-23-6 https://www.jk-sci.com/products/ts246cs-0060926 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/05290ad88272c846110a41af98b3d0dc.jpg?v=1791334008 1-N-Boc-3-(4-Bromophenoxy)pyrrolidine, 96% | 1159825-42-9 1-N-Boc-3-(4-Bromophenoxy)pyrrolidine|CS-0060926|1159825-42-9 https://www.jk-sci.com/products/j5306931 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b98fd8954322f2d91edaf88a0e13d8b0.jpg?v=1791416149 b-Cyclohexyl-D-alanine methyl ester hydrochloride, Purity ≥ 98% | 144644-00-8 b-Cyclohexyl-D-alanine methyl ester hydrochloride|06931|144644-00-8 https://www.jk-sci.com/products/j5307289 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/55053dbae1348f097c093a1fcad428c1.jpg?v=1791415798 Boc-Phe(3,4-dimethoxy)-OH, Purity by HPLC ≥ 99% | 127095-97-0 Boc-Phe(3,4-dimethoxy)-OH|07289|127095-97-0 https://www.jk-sci.com/products/ts246cs-0060990 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1f6d1b997c7149a34a47de53a8c726df.jpg?v=1791333955 tert-Butyl 2-amino-4-oxo-3,5,7,8-tetrahydropyrido[4,3-d]pyrimidine-6(4H)-carboxylate, 97.00%+ | 1000386-01-5 tert-Butyl 2-amino-4-oxo-3,5,7,8-tetrahydropyrido[4,3-d]pyrimidine-6(4H)-carboxylate|CS-0060990|1000386-01-5 https://www.jk-sci.com/products/j5307399 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a1aeaa914fadd9a8d7cf3f2e5afc1c97.jpg?v=1791415621 Fmoc-3,4,5-trifluoro-D-phenylalanine, Purity by HPLC ≥ 98% | 205526-31-4 Fmoc-3,4,5-trifluoro-D-phenylalanine|07399|205526-31-4 https://www.jk-sci.com/products/j5307855 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a34e96610d9259863a1d5f926ba4fddf.jpg?v=1791415498 Boc-L-leucine methyl ester, Purity by HPLC ≥ 98% | 63096-02-6 Boc-L-leucine methyl ester|07855|63096-02-6 https://www.jk-sci.com/products/ts246cs-0061026 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3676d9a577b15ac5476bce44e43bac7c.jpg?v=1791333935 2-(3-Isopropylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 97.00%+ | 325142-89-0 2-(3-Isopropylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane|CS-0061026|325142-89-0 https://www.jk-sci.com/products/s57c4x-1720148 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5f9f774e326b9a9efe94cb4a49ca8579.jpg?v=1791375132 Oseltamivir Impurity 148, Purity: 100.0% | 2417645-75-9 Oseltamivir Impurity 148|C4X-1720148|2417645-75-9 https://www.jk-sci.com/products/s57c4x-171847 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3fe8c16e9ffd8f4fae0cb37ba1344a79.jpg?v=1791375160 Olopatadine Impurity 47, 92.10% | 872040-99-8 Olopatadine Impurity 47|C4X-171847|872040-99-8 https://www.jk-sci.com/products/s57c4x-1720217 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_95e25ed9-f200-4877-ae48-c8cd99425003.png?v=1791375100 Oseltamivir Impurity 217, Purity: 99.9% Oseltamivir Impurity 217|C4X-1720217 https://www.jk-sci.com/products/j5308457 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fe340dd1d821271e9a7bb7bea1c971e9.jpg?v=1791415404 DL-methionine ethyl ester hydrochloride, Purity by HPLC ≥ 99.5% | 6297-53-6 DL-methionine ethyl ester hydrochloride|08457|6297-53-6 https://www.jk-sci.com/products/ts246cs-0061034 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/498941.png?v=1791333929 3-Isobutyl-1-methyl-1H-pyrazole-5-carboxylic acid, 97% | 769132-77-6 3-Isobutyl-1-methyl-1H-pyrazole-5-carboxylic acid|CS-0061034|769132-77-6 https://www.jk-sci.com/products/ts246cs-0061039 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/653fd94993938ff2cf0b466d03d53fa1.jpg?v=1791333928 3-Amino-1-isopropyl-1H-pyrazole-4-carbonitrile, 97.00%+ | 89897-29-0 3-Amino-1-isopropyl-1H-pyrazole-4-carbonitrile|CS-0061039|89897-29-0 https://www.jk-sci.com/products/ts246cs-0061058 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9b22c59ad4e46627413b26381d777451.jpg?v=1791333918 3-Propan-2-yl-1,3-dihydroindol-2-one, 98% | 4679-87-2 3-Propan-2-yl-1,3-dihydroindol-2-one|CS-0061058|4679-87-2 https://www.jk-sci.com/products/j5308991 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/20d13caedd583194107eb32d45ed4413.jpg?v=1791415295 L-Phenylalanine 7-amido-4-methylcoumarin trifluoroacetate, Purity by HPLC ≥ 98% | 108321-84-2 L-Phenylalanine 7-amido-4-methylcoumarin trifluoroacetate|08991|108321-84-2 https://www.jk-sci.com/products/ts246cs-0061092 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e1069260307eda1808d9da1db0796124.jpg?v=1791333896 2-Chloro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoic acid, 97% | 890839-31-3 2-Chloro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoic acid|CS-0061092|890839-31-3 https://www.jk-sci.com/products/ts246cs-0061103 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/42ae20588215987e7f5e5853e5d8a2ea.jpg?v=1791333886 Methyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene-3-carboxylate, 98% | 1040281-86-4 Methyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene-3-carboxylate|CS-0061103|1040281-86-4 https://www.jk-sci.com/products/ts246cs-0061065 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/551611.png?v=1791333913 AC-Asp(OtBU)-OH, 97.00%+ | 117833-18-8 AC-Asp(OtBU)-OH|CS-0061065|117833-18-8 https://www.jk-sci.com/products/ts246cs-0061075 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/234256_b2a3cb1b-7ef6-4ee0-8acc-96c5281105d5.png?v=1791333907 N-(Hydroxymethyl)acetamide, 95% | 625-51-4 N-(Hydroxymethyl)acetamide|CS-0061075|625-51-4 https://www.jk-sci.com/products/ts246cs-0061116 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/85b862b6611b35316e14f4710ddc7e98.jpg?v=1791333870 7-Bromo-2,2-dimethyl-3H-chromen-4-one, 98% | 130200-01-0 7-Bromo-2,2-dimethyl-3H-chromen-4-one|CS-0061116|130200-01-0 https://www.jk-sci.com/products/ts246cs-0061100 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/13cd983efae05cf8abcb11e98969f17e.jpg?v=1791333891 2-[3-(Difluoromethoxy)phenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 97% | 1035690-56-2 2-[3-(Difluoromethoxy)phenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane|CS-0061100|1035690-56-2 https://www.jk-sci.com/products/ts246cs-0061158 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/df918734999a9a75c2d2e64babb1e3da.jpg?v=1791333833 3-Fluoro-2-methylbenzamide, 98% | 886502-05-2 3-Fluoro-2-methylbenzamide|CS-0061158|886502-05-2 https://www.jk-sci.com/products/ts246cs-0061168 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/514478.png?v=1791333824 1,4-Diiodo-2,5-dimethylbenzene, 99.91%+ | 1124-08-9 1,4-Diiodo-2,5-dimethylbenzene|CS-0061168|1124-08-9 https://www.jk-sci.com/products/ts246cs-0061178 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3cd615ae9249d86e1aaf58fe3cc1eccb.jpg?v=1791333818 4-Bromo-N-(5-fluoro-2-methylphenyl)benzenesulfonamide, 99.94%+ | 885396-64-5 4-Bromo-N-(5-fluoro-2-methylphenyl)benzenesulfonamide|CS-0061178|885396-64-5 https://www.jk-sci.com/products/ts246cs-0061187 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6445c14472d5b87dc619a5f246e51c24.jpg?v=1791333808 5-Chloro-2-methylnicotinic acid, 98% | 1092286-30-0 5-Chloro-2-methylnicotinic acid|CS-0061187|1092286-30-0 https://www.jk-sci.com/products/s57c4x-172057 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_bd8d9a65-15b8-4234-a152-a2464f27b5d3.png?v=1791375061 【提供盐酸盐C4X-1720248】Oseltamivir Impurity 57, 96.20% 【提供盐酸盐C4X-1720248】Oseltamivir Impurity 57|C4X-172057 https://www.jk-sci.com/products/ts246cs-0061197 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b48d3bda613aa99dea69aa047b699a8f.jpg?v=1791333796 2-Bromo-6-methylbenzaldehyde, 97% | 176504-70-4 2-Bromo-6-methylbenzaldehyde|CS-0061197|176504-70-4 https://www.jk-sci.com/products/s57c4x-17232 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/304079_ef626ecd-60c9-47aa-8482-fe65fcc1c04c.png?v=1791375026 Oxymetazoline EP Impurity B HCl, 98.30% | 1218-35-5 Oxymetazoline EP Impurity B HCl|C4X-17232|1218-35-5 https://www.jk-sci.com/products/j5309717 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d720a858fc50ec043d742b09fdf8a995.jpg?v=1791415203 p-Hydroxyhippuric acid, Assay ≥ 99% (titration) | 2482-25-9 p-Hydroxyhippuric acid|09717|2482-25-9 https://www.jk-sci.com/products/s57c4x-172633 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f55adca0118683c7fa575fb81bbca763.jpg?v=1791374922 Pemetrexed Impurity 33, 96.20% | 193265-47-3 Pemetrexed Impurity 33|C4X-172633|193265-47-3 https://www.jk-sci.com/products/s57c4x-1728 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/354083_75edfaf5-3808-4b25-94b2-9bc2b2632e7c.png?v=1791374904 Pentoxifylline, 100.00% | 6493-05-6 Pentoxifylline|C4X-1728|6493-05-6 https://www.jk-sci.com/products/j5310777 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e56b5e1bd4bb5177ebf402d099904e60.jpg?v=1791415089 Ne-Biotinyl-L-lysine, Assay ≥ 92% | 576-19-2 Ne-Biotinyl-L-lysine|10777|576-19-2 https://www.jk-sci.com/products/ts246cs-0061248 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2a2de4905783cbb594d62917c280af79.jpg?v=1791333749 2-Amino-4-fluoro-5-methylbenzonitrile, 99.72%+ | 1037206-84-0 2-Amino-4-fluoro-5-methylbenzonitrile|CS-0061248|1037206-84-0 https://www.jk-sci.com/products/ts246cs-0061215 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/319246.png?v=1791333790 5-Methyl-3,4-dihydro-2H-naphthalen-1-one, 98% | 6939-35-1 5-Methyl-3,4-dihydro-2H-naphthalen-1-one|CS-0061215|6939-35-1 https://www.jk-sci.com/products/j5310605 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4f3ac0aaa972eb550be06c4b5ed23142.jpg?v=1791415119 3-O-Allyl-sn-glycerol, Purity ≥ 98% (NMR) | 55941-86-1 3-O-Allyl-sn-glycerol|10605|55941-86-1 https://www.jk-sci.com/products/ts246cs-0061246 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/408507.png?v=1791333754 4-Chloro-5-methylbenzene-1,2-diamine, 95.00%+ | 63155-04-4 4-Chloro-5-methylbenzene-1,2-diamine|CS-0061246|63155-04-4 https://www.jk-sci.com/products/ts246cs-0061221 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fb144a5ceecc1743158787a352e3c6bd.jpg?v=1791333785 2-Bromo-4-fluoro-1,3,5-trimethylbenzene, 96% | 1580-05-8 2-Bromo-4-fluoro-1,3,5-trimethylbenzene|CS-0061221|1580-05-8 https://www.jk-sci.com/products/s57c4x-172534 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3a963650f669dada415eaf7e5bc389d6.jpg?v=1791374948 Pazopanib Impurity 34, 99.80% | 444731-75-3 Pazopanib Impurity 34|C4X-172534|444731-75-3 https://www.jk-sci.com/products/s57c4x-172442 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dac6127ced2dd842585ce7786ff9a2a4.jpg?v=1791374982 Paliperidone Impurity 42, 99.40% | 1380413-60-4 Paliperidone Impurity 42|C4X-172442|1380413-60-4 https://www.jk-sci.com/products/ts246cs-0061252 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d59c711e1ea5a6ef2c7f2e3c6aba3e77.jpg?v=1791333739 2,6-Dichloro-4-methylbenzaldehyde, 95% | 116070-31-6 2,6-Dichloro-4-methylbenzaldehyde|CS-0061252|116070-31-6 https://www.jk-sci.com/products/ts246cs-0061256 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0fd882687398edf38bce9b08b4a9ae3a.jpg?v=1791333733 3-Chloro-5-methylbenzaldehyde, 97% | 103426-20-6 3-Chloro-5-methylbenzaldehyde|CS-0061256|103426-20-6 https://www.jk-sci.com/products/ts246cs-0061269 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0f99d79d51f9a57fa57f0a594dbbb5df.jpg?v=1791333728 3-Methyl-4-morpholinophenylboronicacid, 98% | 1426245-63-7 3-Methyl-4-morpholinophenylboronicacid|CS-0061269|1426245-63-7 https://www.jk-sci.com/products/s57c4x-17287 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/587071ace10eb22a371270a542d66926.jpg?v=1791374885 Pentoxifylline EP Impurity G, 98.20% | 93079-86-8 Pentoxifylline EP Impurity G|C4X-17287|93079-86-8 https://www.jk-sci.com/products/j5311022 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c3a5186ac3e128f3e876360b4465a471.jpg?v=1791415026 Cyclo(L-Ala-L-Ser), Purity by HPLC ≥ 98% | 155225-26-6 Cyclo(L-Ala-L-Ser)|11022|155225-26-6 https://www.jk-sci.com/products/ts246cs-0061293 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e518d1a3b875e8f95d78e9d57d5af58f.jpg?v=1791333709 5,6-Dimethylpicolinic acid, 99.72%+ | 83282-49-9 5,6-Dimethylpicolinic acid|CS-0061293|83282-49-9 https://www.jk-sci.com/products/ts246cs-0059821 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/940769dac960dec47bbf98d550ef1085.jpg?v=1791334871 tert-Butyl (5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-thioxanthen-2-yl)carbamate, 98% | 587871-47-4 tert-Butyl (5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-thioxanthen-2-yl)carbamate|CS-0059821|587871-47-4 https://www.jk-sci.com/products/s57c4x-173214 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/895482ac4e8b035cdbba671b22b5e08d.jpg?v=1791374873 Piperacillin Impurity 14(Piperacillin EP Impurity B), 93.60% | 64817-22-7 Piperacillin Impurity 14(Piperacillin EP Impurity B)|C4X-173214|64817-22-7 https://www.jk-sci.com/products/ts246cs-0060139 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a6c04da246b74cc82db93409ef665a68.jpg?v=1791334650 2,5-Dibromopyridin-4-amine, 98% | 221241-37-8 2,5-Dibromopyridin-4-amine|CS-0060139|221241-37-8 https://www.jk-sci.com/products/s57c4x-173224 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/48dc3fb2b162283511aa23ce77750d57.jpg?v=1791374854 DL-Piperacillin EP Impurity I, 92.60% | 158411-82-6 DL-Piperacillin EP Impurity I|C4X-173224|158411-82-6 https://www.jk-sci.com/products/ts246cs-0060345 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e8112b0527d2e65828cd2ea709581822.jpg?v=1791334455 1,2-Dibromo-4-chlorobenzene, 98% | 60956-24-3 1,2-Dibromo-4-chlorobenzene|CS-0060345|60956-24-3 https://www.jk-sci.com/products/s57c4x-17328 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_15bfa5ea-d572-4aae-bd32-11c5814010c8.png?v=1791374838 Piperacillin Impurity 8, 90.10% Piperacillin Impurity 8|C4X-17328 https://www.jk-sci.com/products/ts246cs-0060449 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/27b404d46c9976acbda19ef1a2e9048a.jpg?v=1791334371 5-(Difluoromethyl)pyridine-2-carboxylic acid, 98% | 859538-41-3 5-(Difluoromethyl)pyridine-2-carboxylic acid|CS-0060449|859538-41-3 https://www.jk-sci.com/products/j5311055 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ae696fee322a588fa9ecb7d47748e9a7.jpg?v=1791415000 Cyclo(-L-Leu-L-Pro), Purity by HPLC ≥ 99% | 2873-36-1 Cyclo(-L-Leu-L-Pro)|11055|2873-36-1 https://www.jk-sci.com/products/s57c4x-17354 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/522492_1c780799-9ddc-4048-9c68-30d18a68277d.png?v=1791374821 Pravastatin EP Impurity D, 95.00% | 85956-22-5 Pravastatin EP Impurity D|C4X-17354|85956-22-5 https://www.jk-sci.com/products/s57c4x-173722 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9bdcaf12a309ca4f54024e1c25371d62.jpg?v=1791374811 Prednisolone Impurity 22, 99.50% | 37927-29-0 Prednisolone Impurity 22|C4X-173722|37927-29-0 https://www.jk-sci.com/products/ts246cs-0060711 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/26054464e1115b0c133dd038b6f8d257.jpg?v=1791334176 7-Fluoroimidazo[1,2-a]pyridine-3-carboxylic acid, 97% | 1159827-76-5 7-Fluoroimidazo[1,2-a]pyridine-3-carboxylic acid|CS-0060711|1159827-76-5 https://www.jk-sci.com/products/ts246cs-0060595 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/19144beec52db69b15fda715001b2e5c.jpg?v=1791334282 2-(3,4-Dihydro-1H-isochromen-1-yl)acetic acid, 97% | 22901-11-7 2-(3,4-Dihydro-1H-isochromen-1-yl)acetic acid|CS-0060595|22901-11-7 https://www.jk-sci.com/products/ts246cs-0060657 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/449859.png?v=1791334225 3-Bromo-2H-indazol-6-amine, 98% | 52347-72-5 3-Bromo-2H-indazol-6-amine|CS-0060657|52347-72-5 https://www.jk-sci.com/products/j5311184 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d0d3673eb3ec0ff72be39339bf0b1400.jpg?v=1791414960 Fmoc-D-glutamic acid g-benzyl ester, Purity by HPLC ≥ 99% | 104091-11-4 Fmoc-D-glutamic acid g-benzyl ester|11184|104091-11-4 https://www.jk-sci.com/products/s57c4x-174418 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/292753_c35b4cac-891e-4e18-9229-a16983656367.png?v=1791374785 Ramipril, 93.40% | 87333-19-5 Ramipril|C4X-174418|87333-19-5 https://www.jk-sci.com/products/ts246cs-0060798 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d6663c5bea5f0582772642222ee6c3b8.jpg?v=1791334117 5,6,7,8-Tetrahydro-1H-quinazolin-4-one, 98% | 19178-19-9 5,6,7,8-Tetrahydro-1H-quinazolin-4-one|CS-0060798|19178-19-9 https://www.jk-sci.com/products/s57c4x-17454 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/af3ef42eb7209ef0322024f5db270e1e.jpg?v=1791374768 Ropinirole Impurity 4, 93.60% | 120427-93-2 Ropinirole Impurity 4|C4X-17454|120427-93-2 https://www.jk-sci.com/products/ts246cs-0060887 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/85af86fbeaea4090a25d894ba20442b1.jpg?v=1791334039 5-Bromo-4-tert-butylpyrimidine, 97% | 1439-08-3 5-Bromo-4-tert-butylpyrimidine|CS-0060887|1439-08-3 https://www.jk-sci.com/products/s57c4x-1751 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/124712_a2f0568d-6a97-46b4-a67b-a40e4174e5f3.png?v=1791374746 Ritonavir, 99.00% | 155213-67-5 Ritonavir|C4X-1751|155213-67-5 https://www.jk-sci.com/products/j5311603 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b025b7f597c5c21455a3d2b56ac912ca.jpg?v=1791414893 Boc-L-isoleucine, Assay ≥ 99% | 13139-16-7 Boc-L-isoleucine|11603|13139-16-7 https://www.jk-sci.com/products/ts246cs-0060984 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8412022832c5222c84446696c77c1f35.jpg?v=1791333956 Methyl (S)-2-((tert-butoxycarbonyl)amino)-5-iodopentanoate, 97.00%+ | 162007-08-1 Methyl (S)-2-((tert-butoxycarbonyl)amino)-5-iodopentanoate|CS-0060984|162007-08-1 https://www.jk-sci.com/products/j5311638 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bd383c2bcca9ee3d551fd9aca41d5705.jpg?v=1791414858 Fmoc-N-methyl-O-tert-butyl-L-serine, Chiral HPLC ≥ 99.5% (ee) || Purity by HPLC ≥ 98% | 197632-77-2 Fmoc-N-methyl-O-tert-butyl-L-serine|11638|197632-77-2 https://www.jk-sci.com/products/j5311675 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/42e33648796a01ecdb7ee9e5931dd718.jpg?v=1791414825 L-Glutamic acid a-tert-butyl ester hydrochloride | 144313-55-3 L-Glutamic acid a-tert-butyl ester hydrochloride|11675|144313-55-3 https://www.jk-sci.com/products/ts246cs-0061033 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b7493751bf5fffb9e88fb05ede49c440.jpg?v=1791333935 2,3,5-Trimethyl-6-(2-methylpropyl)pyrazine, 97% | 46187-37-5 2,3,5-Trimethyl-6-(2-methylpropyl)pyrazine|CS-0061033|46187-37-5 https://www.jk-sci.com/products/ts246cs-0061054 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e3523e1ecf168323e7867b0165fcaa71.jpg?v=1791333918 1-(2-Bromophenyl)ethanamine hydrochloride, 98% | 1187928-17-1 1-(2-Bromophenyl)ethanamine hydrochloride|CS-0061054|1187928-17-1 https://www.jk-sci.com/products/ts246cs-0061074 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/027bb53c896f9c99975ddb8a5176f777.jpg?v=1791333907 N-(6-Chloropyridazin-3-yl)acetamide, 97% | 14959-31-0 N-(6-Chloropyridazin-3-yl)acetamide|CS-0061074|14959-31-0 https://www.jk-sci.com/products/j5311700 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4f67ed83c5ffd9b643f7904ad75da6f1.jpg?v=1791414799 2-Amino-3,3-diphenylpropionic acid, Purity by HPLC ≥ 98% | 62653-26-3 2-Amino-3,3-diphenylpropionic acid|11700|62653-26-3 https://www.jk-sci.com/products/ts246cs-0061098 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/240485_972d40f2-eb2a-4982-b04b-24f89e34c6b0.png?v=1791333891 1-(3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)pyrrolidine, 97.00%+ | 857283-63-7 1-(3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)pyrrolidine|CS-0061098|857283-63-7 https://www.jk-sci.com/products/j5311713 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cf45d9378cb3936cfd8e9475febc04d2.jpg?v=1791414781 Z-1,4-diaminobutane·HCl, Assay by titration ≥ 98% || Purity by HPLC ≥ 99% | 18807-73-3 Z-1,4-diaminobutane·HCl|11713|18807-73-3 https://www.jk-sci.com/products/ts246cs-0061114 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ca6adcbbafb4e85ed767bd7fcf8e67a7.jpg?v=1791333875 4,4,5,5-Tetramethyl-2-(2,2,6,6-tetramethyl-3H-pyran-4-yl)-1,3,2-dioxaborolane, 97% | 1142363-56-1 4,4,5,5-Tetramethyl-2-(2,2,6,6-tetramethyl-3H-pyran-4-yl)-1,3,2-dioxaborolane|CS-0061114|1142363-56-1 https://www.jk-sci.com/products/s57c4x-175120 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/53169ee21a560631ba99630905a7bb5d.jpg?v=1791374731 Ritonavir EP Impurity O, 99.30% | 1414933-81-5 Ritonavir EP Impurity O|C4X-175120|1414933-81-5 https://www.jk-sci.com/products/j5311784 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a19e9735ced3743cc65e9f4edb42e742.jpg?v=1791414736 Acetyl-D-norvaline, Purity by HPLC ≥ 99% | 57357-56-9 Acetyl-D-norvaline|11784|57357-56-9 https://www.jk-sci.com/products/s57c4x-175621 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2ae89bed01265e9097a9723e66b29819.jpg?v=1791374686 Sulbactam-d5 Sodium Salt (Major), Purity>95% | 1322625-44-4 Sulbactam-d5 Sodium Salt (Major)|C4X-175621|1322625-44-4 https://www.jk-sci.com/products/s57c4x-17518 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0bef532213943b21f4c2bf0677d8bff0.jpg?v=1791374715 Ritonavir EP Impurity H, Purity: 98.2% | 1010809-43-4 Ritonavir EP Impurity H|C4X-17518|1010809-43-4 https://www.jk-sci.com/products/s57c4x-175332 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a62d13b0c538fa62d42949e17429eba8.jpg?v=1791374702 Ropivacaine Impurity 32, Purity: 100.0% | 99552-32-6 Ropivacaine Impurity 32|C4X-175332|99552-32-6 https://www.jk-sci.com/products/ts246cs-0061161 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/373d3ac71285f8c6a56af0a141a1d30d.jpg?v=1791333828 4-Fluoro-2,3-dimethylphenol, 98% | 77249-34-4 4-Fluoro-2,3-dimethylphenol|CS-0061161|77249-34-4 https://www.jk-sci.com/products/s57c4x-176013 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/539e4a6abccd687b1639e63df92b463e.jpg?v=1791374676 Teneligliptin Impurity 13, 94.90% | 1404559-17-6 Teneligliptin Impurity 13|C4X-176013|1404559-17-6 https://www.jk-sci.com/products/ts246cs-0061183 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/626868.png?v=1791333812 1,3-Dibromo-5-methoxy-2-methylbenzene, 98% | 14542-71-3 1,3-Dibromo-5-methoxy-2-methylbenzene|CS-0061183|14542-71-3 https://www.jk-sci.com/products/j5311795 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/961ac7bb92bf8ebd63ae4c1113eb3c4b.jpg?v=1791414719 Acetyl-glycine ethyl ester, Purity by HPLC ≥ 98% | 1906-82-7 Acetyl-glycine ethyl ester|11795|1906-82-7 https://www.jk-sci.com/products/s57c4x-17603 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/050bfb5904a947ff4bead9d15d26eaca.jpg?v=1791374654 Teneligliptin Impurity 3, 99.70% | 401564-36-1 Teneligliptin Impurity 3|C4X-17603|401564-36-1 https://www.jk-sci.com/products/s57c4x-17642 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a47fe065ef2f4a5fa4f38b18127aaee3.jpg?v=1791374639 Tiotropium Bromide EP Impurity B, Purity: 99.9% | 136310-64-0 Tiotropium Bromide EP Impurity B|C4X-17642|136310-64-0 https://www.jk-sci.com/products/s57c4x-1768 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/494464_c23a6a1e-48c1-473d-986f-d0d0cc3f47a1.png?v=1791374621 Topiramate, 99.3% | 97240-79-4 Topiramate|C4X-1768|97240-79-4 https://www.jk-sci.com/products/s57c4x-17687 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bb815e2809982c66a2e2bcdadd6acc37.jpg?v=1791374604 Topiramate Impurity 7, 97.30% | 20880-92-6 Topiramate Impurity 7|C4X-17687|20880-92-6 https://www.jk-sci.com/products/ts246cs-0061199 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f23a7bd4f74e83cc4d18f998db1442b1.jpg?v=1791333796 2,5-Dimethyl-4-nitrobenzo[d]thiazole, 99.99%+ | 650635-66-8 2,5-Dimethyl-4-nitrobenzo[d]thiazole|CS-0061199|650635-66-8 https://www.jk-sci.com/products/ts246cs-0061241 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/527d2dcbd5d63b8405dffd5fe274296d.jpg?v=1791333764 Methyl 5-bromo-4-methoxy-2-methylbenzoate, 97% | 1131587-94-4 Methyl 5-bromo-4-methoxy-2-methylbenzoate|CS-0061241|1131587-94-4 https://www.jk-sci.com/products/ts246cs-0061250 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a29dcb4fa8b0068747558285d6f34488.jpg?v=1791333743 5-Chloro-4-fluoro-2-methylaniline, 98.56%+ | 1242339-43-0 5-Chloro-4-fluoro-2-methylaniline|CS-0061250|1242339-43-0 https://www.jk-sci.com/products/ts246cs-0061261 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/497077.png?v=1791333733 Methyl 5-bromo-2-methoxy-3-methylbenzenecarboxylate, 98% | 722497-32-7 Methyl 5-bromo-2-methoxy-3-methylbenzenecarboxylate|CS-0061261|722497-32-7 https://www.jk-sci.com/products/s57c4x-1770 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f8171b6602fbc30ad788fac97c09a2db.jpg?v=1791374595 Trandolapril, 98.20% | 87679-37-6 Trandolapril|C4X-1770|87679-37-6 https://www.jk-sci.com/products/j5311824 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c59cad27448204bfbb9679481d4614cd.jpg?v=1791414702 Boc-L-aspartic acid b-methyl ester dicyclohexylammonium salt, Purity by HPLC ≥ 98% | 59768-74-0 Boc-L-aspartic acid b-methyl ester dicyclohexylammonium salt|11824|59768-74-0 https://www.jk-sci.com/products/ts246cs-0061295 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/14beb81df9a109c3e6d493501b26563f.jpg?v=1791333705 Methyl 4-(2,5-dimethylpyrrol-1-yl)benzoate, 98% | 26165-66-2 Methyl 4-(2,5-dimethylpyrrol-1-yl)benzoate|CS-0061295|26165-66-2 https://www.jk-sci.com/products/s57c4x-17712 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b4f0e1136799beb39819c811401a8341_7a2d1931-2ee7-4c94-b47f-d1e5f5f1cfbf.jpg?v=1791374589 Tranexamic Acid EP Impurity B, 96.50% | 1197-17-7 Tranexamic Acid EP Impurity B|C4X-17712|1197-17-7 https://www.jk-sci.com/products/s57c4x-17715 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e0b12fc8d44a14346dbfa268ac2c77e6.jpg?v=1791374581 Tranexamic Acid EP Impurity C HCl, 97.00% | 1803601-44-6 Tranexamic Acid EP Impurity C HCl|C4X-17715|1803601-44-6 https://www.jk-sci.com/products/s57c4x-17721 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a5dcaf1691e1c80f51b66265b7c89cc5.jpg?v=1791374575 Trazodone EP Impurity B, 96.30% | 62337-66-0 Trazodone EP Impurity B|C4X-17721|62337-66-0 https://www.jk-sci.com/products/j5311838 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cc7a8546cb31035667a9ef8fe71ec99a.jpg?v=1791414684 Na-Boc-Ne-allyloxycarbonyl-D-lysine dicyclohexyl ammonium salt, Assay by titration ≥ 98% || Purity by HPLC ≥ 99% | 327156-94-5 Na-Boc-Ne-allyloxycarbonyl-D-lysine dicyclohexyl ammonium salt|11838|327156-94-5 https://www.jk-sci.com/products/j5311886 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b1574d8a0dfe653b66a79a84b6ba2ba7.jpg?v=1791414651 Boc-O-methyl-L-threonine, Assay 98 - 102% (TMAH) || Purity by HPLC ≥ 98% | 48068-25-3 Boc-O-methyl-L-threonine|11886|48068-25-3 https://www.jk-sci.com/products/j5311904 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/517ebf72c1bf1e9cdb2543707f628b2d.jpg?v=1791414635 Benzoyl-DL-leucine, Purity by HPLC ≥ 99% | 17966-67-5 Benzoyl-DL-leucine|11904|17966-67-5 https://www.jk-sci.com/products/j5311953 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f5f1ddaa85c9844ab7a8933171d33801.jpg?v=1791414608 Fmoc-cis-3-aminocyclohexane carboxylic acid, Purity by HPLC ≥ 98% | 312965-05-2 Fmoc-cis-3-aminocyclohexane carboxylic acid|11953|312965-05-2 https://www.jk-sci.com/products/s57c4x-177220 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f5c5169a4f524da8125ff4628fdaccd4.jpg?v=1791374566 Trazodone EP Impurity G, 98.30% | 2470436-00-9 Trazodone EP Impurity G|C4X-177220|2470436-00-9 https://www.jk-sci.com/products/ts246cs-0061331 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6ebf3b1afe30d05b51b9dacc9edeed73.jpg?v=1791333694 6-Chloro-2,3-dimethylpyridine, 98% | 72093-13-1 6-Chloro-2,3-dimethylpyridine|CS-0061331|72093-13-1 https://www.jk-sci.com/products/s57c4x-177246 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2617e550c303227f8599f91e6dc4cbf8.jpg?v=1791374544 Trazodone Impurity 46, Purity: 99.9% | 2219339-13-4 Trazodone Impurity 46|C4X-177246|2219339-13-4 https://www.jk-sci.com/products/s57c4x-177226 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4ce52309-c01a-4eb6-b8f7-45050e1a6956.png?v=1791374558 Trazodone EP Impurity M, 99.50% Trazodone EP Impurity M|C4X-177226 https://www.jk-sci.com/products/ts246cs-0061346 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2f4e668f2d70d2148febea615e4b678e.jpg?v=1791333679 6-Bromo-1,5-dimethyl-1H-indazole, 97% | 1159511-83-7 6-Bromo-1,5-dimethyl-1H-indazole|CS-0061346|1159511-83-7 https://www.jk-sci.com/products/ts246cs-0061351 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2df1c9705ba560e4ae7cc9eaabeb1a09.jpg?v=1791333674 (5-Methyl-2H-indazol-6-yl)boronic acid, 95.00%+ | 1310383-42-6 (5-Methyl-2H-indazol-6-yl)boronic acid|CS-0061351|1310383-42-6 https://www.jk-sci.com/products/s57c4x-177233 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3e55da97-2c94-4d5a-bd38-20ccd6838676.png?v=1791374551 Trazodone Impurity 33, 93.00% Trazodone Impurity 33|C4X-177233 https://www.jk-sci.com/products/ts246cs-0061360 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0338ac45ad7be4a51940587d1637a9d6.jpg?v=1791333668 6-Chloro-3-methylimidazo[1,2-b]pyridazine, 97% | 137384-48-6 6-Chloro-3-methylimidazo[1,2-b]pyridazine|CS-0061360|137384-48-6 https://www.jk-sci.com/products/s57c4x-177267 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bf23cbdb6504549e2c5257bd7630d5a3.jpg?v=1791374537 Trazodone Impurity 67 HCl, 86.30% | 142944-48-7 Trazodone Impurity 67 HCl|C4X-177267|142944-48-7 https://www.jk-sci.com/products/j5312091 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5108664420c37f3ce2c8e64faf269dfd.jpg?v=1791414538 4-(Boc-amino)-L-phenylalanine, Purity by HPLC ≥ 97% | 74578-48-6 4-(Boc-amino)-L-phenylalanine|12091|74578-48-6 https://www.jk-sci.com/products/s57c4x-177420 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_66488c9a-b217-4cde-a171-b1db4376fb67.png?v=1791374523 Valganciclovir EP Impurity Q, 92.20% Valganciclovir EP Impurity Q|C4X-177420 https://www.jk-sci.com/products/s57c4x-17728 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/92be3fbbfb83ad2a8ab8b8d2bb232360.jpg?v=1791374528 Trazodone Impurity 8, 97.10% | 6323-09-7 Trazodone Impurity 8|C4X-17728|6323-09-7 https://www.jk-sci.com/products/j5312026 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/85622d25f2b612d384e408faffd63d99.jpg?v=1791414563 O-Phospho-DL-serine, Assay by titration ≥ 98% | 17885-08-4 O-Phospho-DL-serine|12026|17885-08-4 https://www.jk-sci.com/products/ts246cs-0061371 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/747fa6597a38684c6f75b8cc1fa38e31.jpg?v=1791333653 2,3-Dichloro-5,6-dimethylpyrazine, 98% | 32493-79-1 2,3-Dichloro-5,6-dimethylpyrazine|CS-0061371|32493-79-1 https://www.jk-sci.com/products/s57c4x-1775 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/122263_e61925e8-acbe-4ceb-9b69-24b1d9dd6556.png?v=1791374513 Vancomycin Hydrochloride, 86.80% | 1404-93-9 Vancomycin Hydrochloride|C4X-1775|1404-93-9 https://www.jk-sci.com/products/j5312112 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a923d0e022c1d30cf7fb711a8deb91ad.jpg?v=1791414524 Nin-Formyl-L-tryptophan hydrochloride, Assay by titration ≥ 98% || Purity by HPLC ≥ 99% | 38023-86-8 Nin-Formyl-L-tryptophan hydrochloride|12112|38023-86-8 https://www.jk-sci.com/products/j5312189 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b92f5819c58d5927042ab895f9227653.jpg?v=1791414488 Z-b-alanine amide, Purity by HPLC ≥ 99% | 886-64-6 Z-b-alanine amide|12189|886-64-6 https://www.jk-sci.com/products/ts246cs-0061385 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1e62e07d2c3b38dc3c8a22fb9f11cbda.jpg?v=1791333632 5-Bromo-2,3-dimethylpyrazine, 98% | 111454-68-3 5-Bromo-2,3-dimethylpyrazine|CS-0061385|111454-68-3 https://www.jk-sci.com/products/ts246cs-0061404 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a2ac0d328d30251d6e3c1ea2c726da74.jpg?v=1791333621 6-Methyl-2-phenyl-4,5-dihydropyridazin-3-one, 98.51%+ | 4578-58-9 6-Methyl-2-phenyl-4,5-dihydropyridazin-3-one|CS-0061404|4578-58-9 https://www.jk-sci.com/products/ts246cs-0061497 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/efd31bf358ea6aeee3acd137fe5c6802_5834c00a-6e57-4ca4-b306-52ef83125132.jpg?v=1791333550 9-Octyl-3,6-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-carbazole, 97% | 478706-06-8 9-Octyl-3,6-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-carbazole|CS-0061497|478706-06-8 https://www.jk-sci.com/products/ts246cs-0061451 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4afb4de2a969e8138d972334206344c3.jpg?v=1791333583 2-Amino-3-(2-chlorobenzoyl)-5-ethylthiophene, 97% | 50508-60-6 2-Amino-3-(2-chlorobenzoyl)-5-ethylthiophene|CS-0061451|50508-60-6 https://www.jk-sci.com/products/ts246cs-0061461 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/406807d45b6a5f0d3a476f3dfffe6a68.jpg?v=1791333577 2-Chloro-8-ethylquinoline-3-carbaldehyde, 98% | 335196-05-9 2-Chloro-8-ethylquinoline-3-carbaldehyde|CS-0061461|335196-05-9 https://www.jk-sci.com/products/s57c4x-177515 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/065a139215573a222303169242d70b10.jpg?v=1791374504 Vancomycin EP Impurity H, 93.10% | 357396-41-9 Vancomycin EP Impurity H|C4X-177515|357396-41-9 https://www.jk-sci.com/products/s57c4x-17753 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d2ae845ad1c1dc289e44809dfb45aa27.jpg?v=1791374499 Vancomycin EP Impurity B, 89.90% | 555598-85-1 Vancomycin EP Impurity B|C4X-17753|555598-85-1 https://www.jk-sci.com/products/ts246cs-0061506 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/beda5c4b3ce66882970424b495cc2aa0.jpg?v=1791333541 4-(4-Propylpiperazin-1-yl)benzoic acid, 98% | 85469-68-7 4-(4-Propylpiperazin-1-yl)benzoic acid|CS-0061506|85469-68-7 https://www.jk-sci.com/products/j5312222 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cdec50fe3b1b86fa67fe546a89254371.jpg?v=1791414470 Z-L-2-cyclohexylglycine, Purity by HPLC ≥ 98% | 69901-75-3 Z-L-2-cyclohexylglycine|12222|69901-75-3 https://www.jk-sci.com/products/ts246cs-0061521 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7d103e1029c07a2e303704267ea3d0fe.jpg?v=1791333529 1-Ethylindazol-5-amine, 97.00%+ | 511249-17-5 1-Ethylindazol-5-amine|CS-0061521|511249-17-5 https://www.jk-sci.com/products/ts246cs-0061517 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2ebcdfa0baba94251406e31d9f2707df.jpg?v=1791333531 1-Ethylpyrazole-4-carbonitrile, 98% | 1006434-01-0 1-Ethylpyrazole-4-carbonitrile|CS-0061517|1006434-01-0 https://www.jk-sci.com/products/j5312259 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/15fef64840b6e64f92604481c338b8fb.jpg?v=1791414452 Z-L-glutamic acid g-tert-butyl ester a-methyl ester, Purity by HPLC ≥ 98% | 56877-41-9 Z-L-glutamic acid g-tert-butyl ester a-methyl ester|12259|56877-41-9 https://www.jk-sci.com/products/ts246cs-0061565 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/531571.png?v=1791333505 ethyl 5-amino-1-(4-nitrophenyl)pyrazole-4-carboxylate, 99.89%+ | 16459-35-1 ethyl 5-amino-1-(4-nitrophenyl)pyrazole-4-carboxylate|CS-0061565|16459-35-1 https://www.jk-sci.com/products/j5312348 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f485067719b80396cc9f65309de7d1bc.jpg?v=1791414428 Z-O-benzyl-L-tyrosine N-hydroxysuccinimide ester, Purity by HPLC ≥ 98% | 52773-66-7 Z-O-benzyl-L-tyrosine N-hydroxysuccinimide ester|12348|52773-66-7 https://www.jk-sci.com/products/ts246cs-0061613 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ea1201e761af5400a991993053efe8c4.jpg?v=1791333480 Ethyl 4-[2-(1,3-dioxoisoindol-2-yl)ethoxy]-3-oxobutanoate, 97% | 88150-75-8 Ethyl 4-[2-(1,3-dioxoisoindol-2-yl)ethoxy]-3-oxobutanoate|CS-0061613|88150-75-8 https://www.jk-sci.com/products/ts246cs-0061583 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e42a8980f2f99a1a3292974edbf6914b.jpg?v=1791333494 ethyl 4-chloro-1,5-dimethyl-6-oxo-1,6-dihydropyridine-3-carboxylate, 96% | 853109-70-3 ethyl 4-chloro-1,5-dimethyl-6-oxo-1,6-dihydropyridine-3-carboxylate|CS-0061583|853109-70-3 https://www.jk-sci.com/products/s57c4x-17757 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9e3306d7-d901-4bef-b462-0121dd0cf212.png?v=1791374488 Vancomycin EP Impurity F, 91.70% Vancomycin EP Impurity F|C4X-17757 https://www.jk-sci.com/products/j5312380 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/26cb6b22278ecf8cf579f63896e7d912.jpg?v=1791414408 D-Alanine ethyl ester hydrochloride, Purity by HPLC ≥ 99% | 6331-09-5 D-Alanine ethyl ester hydrochloride|12380|6331-09-5 https://www.jk-sci.com/products/ts246cs-0061646 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c4a5809d8fd968ebcb50d0ec9f005785.jpg?v=1791333459 5-Ethoxy-2-nitroaniline, 99.79%+ | 27076-16-0 5-Ethoxy-2-nitroaniline|CS-0061646|27076-16-0 https://www.jk-sci.com/products/j5312374 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/49583533e8f9f901897037dbcabbf8c6.jpg?v=1791414413 DL-Valine methyl ester hydrochloride, Purity by HPLC ≥ 98% | 5619-05-6 DL-Valine methyl ester hydrochloride|12374|5619-05-6 https://www.jk-sci.com/products/ts246cs-0061619 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0e64ee5c0da8354bc74e2c97f0e08dde.jpg?v=1791333474 Ethyl 2-(6,7-dimethoxy-1,2,3,4-tetrahydroisoquinolin-1-yl)acetate, 97.00%+ | 14028-68-3 Ethyl 2-(6,7-dimethoxy-1,2,3,4-tetrahydroisoquinolin-1-yl)acetate|CS-0061619|14028-68-3 https://www.jk-sci.com/products/j5312382 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8d5d4986ede1acaa9776be6137cf0f49.jpg?v=1791414405 Ne-Boc-D-lysine methyl ester hydrochloride, Purity by HPLC ≥ 98% | 66494-53-9 Ne-Boc-D-lysine methyl ester hydrochloride|12382|66494-53-9 https://www.jk-sci.com/products/j5312392 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e40bdc5cb0761c8da2cf24ef22920f9a.jpg?v=1791414390 Fmoc-D-glutamic acid g-allyl ester, Chiral HPLC ≥ 99.5% (ee) || Purity by HPLC ≥ 99% | 204251-33-2 Fmoc-D-glutamic acid g-allyl ester|12392|204251-33-2 https://www.jk-sci.com/products/j5312396 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6b0c01fd048685e4bcf96e574f4a38a0.jpg?v=1791414381 Fmoc-3,5-dibromo-D-tyrosine, Purity by HPLC ≥ 98% | 204693-22-1 Fmoc-3,5-dibromo-D-tyrosine|12396|204693-22-1 https://www.jk-sci.com/products/j5312402 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4d3bbcbc5885eeb87c2da8289bff0c1c.jpg?v=1791414375 Na-Fmoc-Ng-allyloxycarbonyl-D-2,4-diaminobutyric acid, Purity by HPLC ≥ 98% | 387824-78-4 Na-Fmoc-Ng-allyloxycarbonyl-D-2,4-diaminobutyric acid|12402|387824-78-4 https://www.jk-sci.com/products/ts246cs-0061676 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/420324.png?v=1791333438 Fmoc-(S)-3-Amino-4-(2,4-dichloro-phenyl)-butyric acid, 98% | 270063-49-5 Fmoc-(S)-3-Amino-4-(2,4-dichloro-phenyl)-butyric acid|CS-0061676|270063-49-5 https://www.jk-sci.com/products/j5312407 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/939f9669939fcb0bb34e3c3b7ad90d2e.jpg?v=1791414369 Na-Fmoc-Ng-xanthyl-L-asparagine, Purity by HPLC ≥ 96% | 185031-78-1 Na-Fmoc-Ng-xanthyl-L-asparagine|12407|185031-78-1 https://www.jk-sci.com/products/ts246cs-0061693 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/548251.png?v=1791333428 Fmoc-(S)-3-amino-4-(3-chlorophenyl)-butyric acid, 98% | 270596-40-2 Fmoc-(S)-3-amino-4-(3-chlorophenyl)-butyric acid|CS-0061693|270596-40-2 https://www.jk-sci.com/products/j5312425 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/276f9f5d41efceeb28112681eac5611b.jpg?v=1791414348 N-Methyl-DL-aspartic acid hydrate, Assay ≥ 99% | 303750-06-3 N-Methyl-DL-aspartic acid hydrate|12425|303750-06-3 https://www.jk-sci.com/products/s57c4x-17782 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/239246_0c761855-b329-45e5-9cbb-79c2dffc01e3.png?v=1791374481 Verapamil EP Impurity B, 94.70% | 3490-06-0 Verapamil EP Impurity B|C4X-17782|3490-06-0 https://www.jk-sci.com/products/s57c4x-177829 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/550025_cac2c8b3-0887-4331-9425-cb5b7719b49c.png?v=1791374473 Verapamil EP Impurity B HCl, 95.10% | 13078-76-7 Verapamil EP Impurity B HCl|C4X-177829|13078-76-7 https://www.jk-sci.com/products/ts246cs-0061716 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/110c32bc8a82dde68c660afad62098eb.jpg?v=1791333412 N,N-dimethyl-1-piperidin-4-ylmethanamine dihydrochloride, 98% | 172281-72-0 N,N-dimethyl-1-piperidin-4-ylmethanamine dihydrochloride|CS-0061716|172281-72-0 https://www.jk-sci.com/products/s57c4x-17787 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/335662_5d06fd92-d060-447f-b446-09476a310344.png?v=1791374469 Verapamil EP Impurity G, 99.40% | 120-14-9 Verapamil EP Impurity G|C4X-17787|120-14-9 https://www.jk-sci.com/products/s57c4x-177926 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/68db2c3ae0a0601f5bc65b5ce9ed0ffc.jpg?v=1791374452 Ascorbic Acid EP Impurity H, 96.20% | 122046-79-1 Ascorbic Acid EP Impurity H|C4X-177926|122046-79-1 https://www.jk-sci.com/products/s57c4x-177918 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7e260a37e8208271ed14c9c83455aef0.jpg?v=1791374460 Vitamin E Impurity 18, Purity>95% | 113892-08-3 Vitamin E Impurity 18|C4X-177918|113892-08-3 https://www.jk-sci.com/products/j5312434 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1c8131dca07fd0ee8767ed400e414a48.jpg?v=1791414336 Fmoc-D-aspartic acid a-allyl ester, Purity by HPLC ≥ 97% | 204246-17-3 Fmoc-D-aspartic acid a-allyl ester|12434|204246-17-3 https://www.jk-sci.com/products/ts246cs-0061731 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/588060.png?v=1791333396 5-chloro-1-methyl-3-phenylpyrazole-4-carbaldehyde, 98% | 883-38-5 5-chloro-1-methyl-3-phenylpyrazole-4-carbaldehyde|CS-0061731|883-38-5 https://www.jk-sci.com/products/ts246cs-0060069 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0c2b023bcca9d57655a08434bac801dc.jpg?v=1791334727 1-(tert-Butyl)-1,5,6,7-tetrahydro-4H-pyrazolo[4,3-c]pyridin-4-one, 98% | 1257403-88-5 1-(tert-Butyl)-1,5,6,7-tetrahydro-4H-pyrazolo[4,3-c]pyridin-4-one|CS-0060069|1257403-88-5 https://www.jk-sci.com/products/s57c4x-17796 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/487247_d2474fc2-4c46-49ec-bdb1-50fddbb2a559.png?v=1791374446 L-Dehydro Ascorbic Acid, 95.20% | 490-83-5 L-Dehydro Ascorbic Acid|C4X-17796|490-83-5 https://www.jk-sci.com/products/j5312505 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f4208e1bc60fd20e3925da3440671a11.jpg?v=1791414320 Fmoc-L-valine Rink amide AM resin, Mesh Size 100-200 || Substitution (meq/g) 0.3 - 0.8 meq/g Fmoc-L-valine Rink amide AM resin|12505 https://www.jk-sci.com/products/ts246cs-0060387 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e212a44b287be0f5a788a62937d1b54c.jpg?v=1791334431 [3-(Morpholin-4-ylmethyl)phenyl]boronic acid, 97% | 397843-58-2 [3-(Morpholin-4-ylmethyl)phenyl]boronic acid|CS-0060387|397843-58-2 https://www.jk-sci.com/products/j5312577 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/070f99a85c9a3b89f1a7c9f6d64972f1.jpg?v=1791414308 Piperazinomethyl polystyrene, Mesh Size 200-400 || Substitution (meq/g) 0.8-1.2 meq/g Piperazinomethyl polystyrene|12577 https://www.jk-sci.com/products/s57c4x-1780 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/597336_b9bd35e3-ae99-47f4-96a2-3b45a31493d0.png?v=1791374439 Voglibose, Purity: 100.0% | 83480-29-9 Voglibose|C4X-1780|83480-29-9 https://www.jk-sci.com/products/s57c4x-17823 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c87ba85071231145695b15b41278e58b.jpg?v=1791374430 Xylometazoline EP Impurity B, 99.10% | 19387-83-8 Xylometazoline EP Impurity B|C4X-17823|19387-83-8 https://www.jk-sci.com/products/j5312471 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2173a748f96d3fd735b58b17d2b130eb_e7fae1fc-c933-467a-99b8-069091b1189a.jpg?v=1791414336 Chloromethylated polystyrene (2.0 - 4.5 meq/g, 200 - 400 mesh), Mesh Size 200-400 mesh || Substitution (meq/g) 2.0-4.5 mmol/g | 55844-94-5 Chloromethylated polystyrene (2.0 - 4.5 meq/g, 200 - 400 mesh)|12471|55844-94-5 https://www.jk-sci.com/products/ts246cs-0060629 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4712d081bc3cbab27ed64fb39408852d.jpg?v=1791334255 4-Amino-2-benzofuran-1,3-dione, 98% | 17395-99-2 4-Amino-2-benzofuran-1,3-dione|CS-0060629|17395-99-2 https://www.jk-sci.com/products/j5312495 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/38343f77810fcc9ad0ff91282a14bbe7.jpg?v=1791414326 Fmoc-isoleucine Rink amide AM resin, Mesh Size 100 - 200 mesh || Substitution (meq/g) 0.3 - 0.8 mmol/g Fmoc-isoleucine Rink amide AM resin|12495 https://www.jk-sci.com/products/s57c4x-17834 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/406997_a83e64e4-3296-4fe8-8b45-7aa92f945d48.png?v=1791374423 Zidovudine EP Impurity D, 99.60% | 76-84-6 Zidovudine EP Impurity D|C4X-17834|76-84-6 https://www.jk-sci.com/products/j5312619 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e358ef8291d083d3cde512930edbef37.jpg?v=1791414299 Fmoc-isothiocyanate, Purity ≥ 95% (NMR) | 199915-38-3 Fmoc-isothiocyanate|12619|199915-38-3 https://www.jk-sci.com/products/ts246cs-0060743 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5538814892cb0233bfd3720854f77b58.jpg?v=1791334150 7-Bromo-2,3-dichloropyrido[2,3-b]pyrazine, 99.25%+ | 341939-31-9 7-Bromo-2,3-dichloropyrido[2,3-b]pyrazine|CS-0060743|341939-31-9 https://www.jk-sci.com/products/j5312634 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/90b19e5157e99b697df1dfee6b1eae35.jpg?v=1791414293 Fmoc-(1-Boc-piperidin-3-yl)-DL-glycine, Purity by HPLC ≥ 98% || Purity ≥ 98% (NMR) | 494210-72-9 Fmoc-(1-Boc-piperidin-3-yl)-DL-glycine|12634|494210-72-9 https://www.jk-sci.com/products/s57c4x-17855 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/264645_9ce212b7-6c5a-4b79-a793-f082e60e871b.png?v=1791374415 Zonisamide Impurity 5, 99.60% | 4865-84-3 Zonisamide Impurity 5|C4X-17855|4865-84-3 https://www.jk-sci.com/products/s57c4x-17887 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_22208aef-49f1-4680-8772-11f1fd569835.png?v=1791374394 Loperamide EP Impurity G HCl, 93.30% Loperamide EP Impurity G HCl|C4X-17887 https://www.jk-sci.com/products/j5312645 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5d4a1723211d9221bf6f7d01d13cd458.jpg?v=1791414278 O-(N-Boc-2-aminoethyl)-O'-(N-diglycolyl-2-aminoethyl)hexaethyleneglycol, Purity by HPLC ≥ 98% || Purity ≥ 95% (Oligomer) | 600141-83-1 O-(N-Boc-2-aminoethyl)-O'-(N-diglycolyl-2-aminoethyl)hexaethyleneglycol|12645|600141-83-1 https://www.jk-sci.com/products/j5312663 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ad58cbe1e05cbf9ab7fe8c44ce0c941d_fcb910cb-c3a1-4cdd-a95d-88ff59674670.jpg?v=1791414268 Rink amide resin (0.3 - 0.8 mmol/g, 50 - 100 mesh), Mesh Size 50 - 100 mesh || Substitution (meq/g) 0.3 - 0.8 meq/g Rink amide resin (0.3 - 0.8 mmol/g, 50 - 100 mesh)|12663 https://www.jk-sci.com/products/ts246cs-0060971 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/48ceb9c6a1f4e53b4e904cf268d9db81.jpg?v=1791333971 2-(tert-Butylthio)aniline, 97.00%+ | 51942-41-7 2-(tert-Butylthio)aniline|CS-0060971|51942-41-7 https://www.jk-sci.com/products/ts246cs-0061131 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7d6f8acb6bb7a3065c883fe241745f48.jpg?v=1791333858 3-Bromo-6-chloro-2-methylimidazo[1,2-b]pyridazine, 98% | 18112-31-7 3-Bromo-6-chloro-2-methylimidazo[1,2-b]pyridazine|CS-0061131|18112-31-7 https://www.jk-sci.com/products/s57c4x-179218 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/573493_9eeb18b5-4471-4d75-bfd2-038a5a06bcd7.png?v=1791374366 Indobufen Impurity 18, 98.80% | 90-27-7 Indobufen Impurity 18|C4X-179218|90-27-7 https://www.jk-sci.com/products/s57c4x-17945 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/159262_1de36471-d02c-478d-93f9-8f68ccf82645.png?v=1791374282 Fexofenadine EP Impurity E, 99.60% | 115-46-8 Fexofenadine EP Impurity E|C4X-17945|115-46-8 https://www.jk-sci.com/products/ts246cs-0061247 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e6019d35defb1a16c25d7464fad3eff1.jpg?v=1791333749 4-Fluoro-5-methyl-2-nitrophenol, 99.89%+ | 182880-62-2 4-Fluoro-5-methyl-2-nitrophenol|CS-0061247|182880-62-2 https://www.jk-sci.com/products/ts246cs-0061196 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3fafe40ceb373325a4f1389ebf4d3f1b.jpg?v=1791333801 1,5-Dimethylpyrazol-4-amine, 95% | 121983-36-6 1,5-Dimethylpyrazol-4-amine|CS-0061196|121983-36-6 https://www.jk-sci.com/products/ts246cs-0061274 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6492af8ee09cafab6673aea255f968aa.jpg?v=1791333723 2,6-Dichloro-4-methylpyridin-3-amine, 96% | 129432-25-3 2,6-Dichloro-4-methylpyridin-3-amine|CS-0061274|129432-25-3 https://www.jk-sci.com/products/s57c4x-179212 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3e88e599-968c-4fcc-aaf8-5c0efe2463a3.png?v=1791374370 Indobufen Impurity 12, 96.30% Indobufen Impurity 12|C4X-179212 https://www.jk-sci.com/products/j5312749 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c82f930e571af4f24e4c65c7c7c8873b.jpg?v=1791414238 Boc-L-b-homophenylalanine, Purity ≥ 98% | 51871-62-6 Boc-L-b-homophenylalanine|12749|51871-62-6 https://www.jk-sci.com/products/s57c4x-17902 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f860f2cbf72a5a31bc2f33e5ba85d2ca.jpg?v=1791374390 Vecuronium Bromide EP Impurity B, 96.30% | 15500-66-0 Vecuronium Bromide EP Impurity B|C4X-17902|15500-66-0 https://www.jk-sci.com/products/ts246cs-0061036 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/544135_d7cf4cb5-1e7b-4728-ab71-c364ef9dc40f.png?v=1791333929 (3-(Diisopropylcarbamoyl)phenyl)boronic acid, 95.00%+ | 850567-40-7 (3-(Diisopropylcarbamoyl)phenyl)boronic acid|CS-0061036|850567-40-7 https://www.jk-sci.com/products/j5312743 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7437bc0bb3f9a14831b19eb05054c226.jpg?v=1791414244 L-b-Homophenylalanine hydrochloride, Assay ≥ 98% | 138165-77-2 L-b-Homophenylalanine hydrochloride|12743|138165-77-2 https://www.jk-sci.com/products/ts246cs-0061083 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0d49aa50be29696c3522427ed3cb2b28.jpg?v=1791333902 (Sa,S)-Xyl-Bn-SIPHOX, 97% | 913829-90-0 (Sa,S)-Xyl-Bn-SIPHOX|CS-0061083|913829-90-0 https://www.jk-sci.com/products/s57c4x-17943 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7f0567433bc4c09309661fb69888b2f0.jpg?v=1791374286 Fexofenadine EP Impurity C, 99.00% | 185066-37-9 Fexofenadine EP Impurity C|C4X-17943|185066-37-9 https://www.jk-sci.com/products/s57c4x-179338 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_29671f92-82ce-4b00-bd57-b59c27873283.png?v=1791374300 Ceftizoxime Dimer Impurity 38, 91.40% Ceftizoxime Dimer Impurity 38|C4X-179338 https://www.jk-sci.com/products/s57c4x-17938 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/919a489195587fb58fcebf6e6d77b7ad.jpg?v=1791374291 Ceftizoxime Impurity 8, 93.60% | 33477-97-3 Ceftizoxime Impurity 8|C4X-17938|33477-97-3 https://www.jk-sci.com/products/ts246cs-0061342 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7b62b9b3b6dffd71bb9fef0d3d9e7007.jpg?v=1791333684 6-Methylbenzo[d]thiazole-2-thiol, 97% | 2268-79-3 6-Methylbenzo[d]thiazole-2-thiol|CS-0061342|2268-79-3 https://www.jk-sci.com/products/ts246cs-0061354 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/edcf02618a18e8da99a2c6bad2953a72.jpg?v=1791333673 1,4-dimethyl-1H-1,2,3-triazole, 98% | 60166-43-0 1,4-dimethyl-1H-1,2,3-triazole|CS-0061354|60166-43-0 https://www.jk-sci.com/products/s57c4x-17907 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ebc6847f2eee07f3be655748ceeb6f0e.jpg?v=1791374382 Vecuronium Bromide EP Impurity D, 93.30% | 73319-30-9 Vecuronium Bromide EP Impurity D|C4X-17907|73319-30-9 https://www.jk-sci.com/products/s57c4x-179231 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a596eef8-1bf9-4112-8365-186b42724acb.png?v=1791374355 Indobufen Impurity 31, Purity: 99.0% Indobufen Impurity 31|C4X-179231 https://www.jk-sci.com/products/s57c4x-179266 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ca3dca6a-7025-4516-8515-358c6489348c.png?v=1791374333 Indobufen Impurity 66, Purity: 97.5% Indobufen Impurity 66|C4X-179266 https://www.jk-sci.com/products/s57c4x-17932 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a0882bb79879200c5cdeebb357d0e39d.jpg?v=1791374312 (Z)-Ceftizoxime Impurity 2, 85.70% | 2630907-20-7 (Z)-Ceftizoxime Impurity 2|C4X-17932|2630907-20-7 https://www.jk-sci.com/products/s57c4x-17931 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7dfe300ee54172915c81fd57605c3ba0.jpg?v=1791374324 (E)-Ceftizoxime Impurity 1, 90.60% | 68403-31-6 (E)-Ceftizoxime Impurity 1|C4X-17931|68403-31-6 https://www.jk-sci.com/products/s57c4x-179255 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/371968_e3f9f20d-2b77-4720-af70-fb9be4e5d424.png?v=1791374345 Indobufen Impurity 55, Purity: 98.8% | 1011-17-2 Indobufen Impurity 55|C4X-179255|1011-17-2 https://www.jk-sci.com/products/ts246cs-0061381 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/816950.png?v=1791333637 (2-Methyl-1,3-oxazol-4-yl)methanol, 99.03%+ | 141567-53-5 (2-Methyl-1,3-oxazol-4-yl)methanol|CS-0061381|141567-53-5 https://www.jk-sci.com/products/s57c4x-179610 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/476071.png?v=1791374275 2-Methoxyethyl 2-(3-Nitrobenzylidene)acetoacetate, 95.10% | 39562-22-6 2-Methoxyethyl 2-(3-Nitrobenzylidene)acetoacetate|C4X-179610|39562-22-6 https://www.jk-sci.com/products/j5312759 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/800fbd569881089a946122db8bf98d28.jpg?v=1791414221 L-b-Homohydroxyproline hydrochloride, Purity ≥ 98% (HPLC) | 336182-11-7 L-b-Homohydroxyproline hydrochloride|12759|336182-11-7 https://www.jk-sci.com/products/s57c4x-179619 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/464369.png?v=1791374270 Triethyl Aconitate, 95.30% | 5349-99-5 Triethyl Aconitate|C4X-179619|5349-99-5 https://www.jk-sci.com/products/ts246cs-0061407 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/451591.png?v=1791333615 3,4-Dimethyl-1H-1,2,4-triazole-5-thione, 96% | 38942-50-6 3,4-Dimethyl-1H-1,2,4-triazole-5-thione|CS-0061407|38942-50-6 https://www.jk-sci.com/products/s57c4x-179717 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_868d35ce-ad51-4661-a55c-b5d3c2e03eb5.png?v=1791374257 Tenofovir alafenamide Impurity 17, Purity: 96.0% Tenofovir alafenamide Impurity 17|C4X-179717 https://www.jk-sci.com/products/s57c4x-17966 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f9e3dfe600562aea27313d152e0795a0.jpg?v=1791374266 Cilnidipine Impurity 6, 96.80% | 146845-34-3 Cilnidipine Impurity 6|C4X-17966|146845-34-3 https://www.jk-sci.com/products/s57c4x-1797 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/386d7f75f925b4088c272b4f3cbfb2a6.jpg?v=1791374264 Tenofovir Alafenamide Hemifumarate, 99.70% | 1392275-56-7 Tenofovir Alafenamide Hemifumarate|C4X-1797|1392275-56-7 https://www.jk-sci.com/products/s57c4x-179713 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a26a51bc-e54f-4592-8a4b-7beefda6bb82.png?v=1791374257 Tenofovir alafenamide Impurity 13, 93.10% Tenofovir alafenamide Impurity 13|C4X-179713 https://www.jk-sci.com/products/s57c4x-17972 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e4955973fb59f8a2b8f31aecbfb8df9b.jpg?v=1791374253 Tenofovir Alafenamide Impurity 2, 96.80% | 1883563-86-7 Tenofovir Alafenamide Impurity 2|C4X-17972|1883563-86-7 https://www.jk-sci.com/products/s57c4x-18033 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cbe399d282dedbacb2e64b08297ff7cf.jpg?v=1791374206 Trimetazidine EP Impurity B, 99.80% | 1257-19-8 Trimetazidine EP Impurity B|C4X-18033|1257-19-8 https://www.jk-sci.com/products/s57c4x-17973 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/95fe74582ff7d1601cb285164695cb6e.jpg?v=1791374252 Tenofovir Alafenamide Impurity 3, 99.10% | 1422343-76-7 Tenofovir Alafenamide Impurity 3|C4X-17973|1422343-76-7 https://www.jk-sci.com/products/s57c4x-179757 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e5c21952311e8498a27b75b3b54811f1.jpg?v=1791374243 Tenofovir alafenamide, 99.10% | 379270-37-8 Tenofovir alafenamide|C4X-179757|379270-37-8 https://www.jk-sci.com/products/s57c4x-179760 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7ad098ce-ded2-4bdd-abb1-d85aea75f11a.png?v=1791374239 Tenofovir alafenamide Impurity 60, 94.40% Tenofovir alafenamide Impurity 60|C4X-179760 https://www.jk-sci.com/products/s57c4x-18031 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_650f56d5-59c2-4b25-b39d-479231704068.png?v=1791374217 Trimetazidine Impurity 1, Purity: 93.5% Trimetazidine Impurity 1|C4X-18031 https://www.jk-sci.com/products/s57c4x-17979 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c8896660-7e8d-4dd3-bd9d-6e224d60bbff.png?v=1791374237 Tenofovir alafenamide Impurity 9, 91.90% Tenofovir alafenamide Impurity 9|C4X-17979 https://www.jk-sci.com/products/s57c4x-18022 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b7c33373b425c5e8d3116a169b6e7a62_2c5c0d7d-c81d-4885-95d9-ada00b0cc61b.jpg?v=1791374230 Miconazole EP Impurity B, 99.20% | 24169-02-6 Miconazole EP Impurity B|C4X-18022|24169-02-6 https://www.jk-sci.com/products/s57c4x-180226 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3c9847ca72a50500eddc4b8be4f8015c.jpg?v=1791374229 Miconazole EP Impurity F, 96.30% | 27220-35-5 Miconazole EP Impurity F|C4X-180226|27220-35-5 https://www.jk-sci.com/products/ts246cs-0061469 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/33c017f240cec0159bb58ef81ed4ce13.jpg?v=1791333573 tert-Butyl 3-ethyl-4-oxopiperidine-1-carboxylate, 96.23%+ | 117565-57-8 tert-Butyl 3-ethyl-4-oxopiperidine-1-carboxylate|CS-0061469|117565-57-8 https://www.jk-sci.com/products/s57c4x-18027 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fa23d5346fa3b40a9ad93a4ebb9ba023.jpg?v=1791374222 Miconazole EP Impurity H, 94.10% | 181931-30-6 Miconazole EP Impurity H|C4X-18027|181931-30-6 https://www.jk-sci.com/products/j5312764 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2de8ddd785cac7950aa2729073233597.jpg?v=1791414205 Fmoc-O-tert-butyl-L-b-homotyrosine, Purity by HPLC ≥ 98% | 219967-69-8 Fmoc-O-tert-butyl-L-b-homotyrosine|12764|219967-69-8 https://www.jk-sci.com/products/s57c4x-180313 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c989a8139d6b0ee1fef0068915806e54.jpg?v=1791374211 Trimetazidine Impurity 13, Purity: 99.5% | 92700-82-8 Trimetazidine Impurity 13|C4X-180313|92700-82-8 https://www.jk-sci.com/products/s57c4x-180319 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/307864_4ba492c0-c402-46bb-82a5-2ab6802978ff.png?v=1791374208 Trimetazidine Impurity 19, 97.70% | 2103-57-3 Trimetazidine Impurity 19|C4X-180319|2103-57-3 https://www.jk-sci.com/products/s57c4x-18023 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/09e4242102f0fd73e5b1caac94f901ac.jpg?v=1791374223 Miconazole EP Impurity C, 94.80% | 67358-54-7 Miconazole EP Impurity C|C4X-18023|67358-54-7 https://www.jk-sci.com/products/j5312768 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6f16d28488942d50c6bf9cda52a2119e.jpg?v=1791414195 Fmoc-L-b-homomethionine, Purity by HPLC ≥ 98% | 266359-48-2 Fmoc-L-b-homomethionine|12768|266359-48-2 https://www.jk-sci.com/products/s57c4x-1805 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e3fd51bf9eba0139d9e4a12f14c000a4.jpg?v=1791374199 Fidaxomicin, 98.40% | 873857-62-6 Fidaxomicin|C4X-1805|873857-62-6 https://www.jk-sci.com/products/ts246cs-0061510 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3691d674e7a41d03077c516ce8249ecc.jpg?v=1791333536 7-(Diethylamino)-2-oxochromene-3-carbonitrile, 97% | 51473-74-6 7-(Diethylamino)-2-oxochromene-3-carbonitrile|CS-0061510|51473-74-6 https://www.jk-sci.com/products/s57c4x-180910 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e47b55fdc9faf39c245227c7c037f21b.jpg?v=1791374195 Adapalene Impurity 10, Purity: 99.8% | 161912-38-5 Adapalene Impurity 10|C4X-180910|161912-38-5 https://www.jk-sci.com/products/s57c4x-18096 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/437439817017881eb7822aa78744284e.jpg?v=1791374183 Adapalene EP Impurity C, 98.20% | 43109-77-9 Adapalene EP Impurity C|C4X-18096|43109-77-9 https://www.jk-sci.com/products/j5312774 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8904a60b17775268e99ed0835c41d13f.jpg?v=1791414186 Fmoc-L-b-homoglutamine, Purity by HPLC ≥ 98% || Purity | 283160-17-8 Fmoc-L-b-homoglutamine|12774|283160-17-8 https://www.jk-sci.com/products/s57c4x-18092 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c0818663530c71c0dfc9228e7bf51e16.jpg?v=1791374190 Adapalene EP Impurity B, 98.90% | 1346599-76-5 Adapalene EP Impurity B|C4X-18092|1346599-76-5 https://www.jk-sci.com/products/s57c4x-18094 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/525076_ad101b2c-4fad-4a2e-8cb5-036aa21faeaf.png?v=1791374188 Adapalene Impurity 4, 99.20% | 33626-98-1 Adapalene Impurity 4|C4X-18094|33626-98-1 https://www.jk-sci.com/products/s57c4x-1810 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1996a0deeb29c007d48f46ff911e6db7_bf8a7ef6-a178-4415-a193-e4d3b9fdd847.jpg?v=1791374178 Procaterol Hydrochloride Hemihydrate, 96.00% | 81262-93-3 Procaterol Hydrochloride Hemihydrate|C4X-1810|81262-93-3 https://www.jk-sci.com/products/s57c4x-181023 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6cce2852-1232-4273-b097-10c0f2bb3071.png?v=1791374167 Procaterol Impurity 23, 96.20% Procaterol Impurity 23|C4X-181023 https://www.jk-sci.com/products/s57c4x-181126 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/341578.png?v=1791374145 Pranoprofen Impurity 26, 91.00% | 86618-09-9 Pranoprofen Impurity 26|C4X-181126|86618-09-9 https://www.jk-sci.com/products/s57c4x-181042 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7dcfc5811e394421c1ce8ad1891cca91.jpg?v=1791374156 Procaterol impurity 42, 96.00% | 62910-96-7 Procaterol impurity 42|C4X-181042|62910-96-7 https://www.jk-sci.com/products/s57c4x-18104 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7b74b1f1aab4905292bf9a8a1c8980eb.jpg?v=1791374168 Procaterol Impurity 4, 92.00% | 63235-39-2 Procaterol Impurity 4|C4X-18104|63235-39-2 https://www.jk-sci.com/products/s57c4x-181118 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_91fea29c-85e8-4a67-bc3b-21d3dad3919b.png?v=1791374149 Pranoprofen Impurity 18, 99.50% Pranoprofen Impurity 18|C4X-181118 https://www.jk-sci.com/products/s57c4x-181011 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/326970_20e52ade-0f30-479c-a367-ebdd56592d16.png?v=1791374179 Procaterol Impurity 11, Purity: 99.8% | 103-01-5 Procaterol Impurity 11|C4X-181011|103-01-5 https://www.jk-sci.com/products/s57c4x-181134 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_352038d0-e54d-40c6-abd4-dd660a7799bc.png?v=1791374140 Pranoprofen Impurity 34, 95.70% Pranoprofen Impurity 34|C4X-181134 https://www.jk-sci.com/products/s57c4x-181142 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_41bb97c2-daf1-4947-ba88-e9aa570575c2.png?v=1791374133 Pranoprofen Impurity 42, Purity: 98.9% Pranoprofen Impurity 42|C4X-181142 https://www.jk-sci.com/products/ts246cs-0061548 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/299178.png?v=1791333515 Ethyl 3-methyl-1-benzofuran-2-carboxylate, 98% | 22367-82-4 Ethyl 3-methyl-1-benzofuran-2-carboxylate|CS-0061548|22367-82-4 https://www.jk-sci.com/products/s57c4x-181159 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1d094729-1516-465c-adc7-bf37559867fd.png?v=1791374129 Pranoprofen Impurity 59, 97.10% Pranoprofen Impurity 59|C4X-181159 https://www.jk-sci.com/products/s57c4x-18115 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fcb1a1ca15e72ae45c24594882b06b98.jpg?v=1791374133 Pranoprofen Impurity 5, 90.20% | 145986-74-9 Pranoprofen Impurity 5|C4X-18115|145986-74-9 https://www.jk-sci.com/products/s57c4x-181121 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_45091b9e-0dc3-432c-8a33-bacca8b7854b.png?v=1791374146 Pranoprofen Impurity 21, 88.30% Pranoprofen Impurity 21|C4X-181121 https://www.jk-sci.com/products/s57c4x-181210 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_21ad59aa-aea4-4a8c-833d-648cdafa3807.png?v=1791374119 Suvorexant Impurity 10, 96.00% Suvorexant Impurity 10|C4X-181210 https://www.jk-sci.com/products/s57c4x-18122 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b47b6e3a1b5d784918b9ad35e2958148.jpg?v=1791374114 Suvorexant Impurity 2, Purity: 100.0% | 1276666-19-3 Suvorexant Impurity 2|C4X-18122|1276666-19-3 https://www.jk-sci.com/products/s57c4x-181160 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7a25cfe2b2f5df1f37b3636f800d53de.jpg?v=1791374124 Pranoprofen Impurity 60, 98.60% | 111541-71-0 Pranoprofen Impurity 60|C4X-181160|111541-71-0 https://www.jk-sci.com/products/s57c4x-18131 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/159270_74accd23-003e-445c-bd9e-bf6a258c5ae9.png?v=1791374106 Butylphthalide Impurity 1, 99.60% | 119-67-5 Butylphthalide Impurity 1|C4X-18131|119-67-5 https://www.jk-sci.com/products/s57c4x-181314 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fdea9601015924bdcb77e8428a5295f9.jpg?v=1791374104 Butylphthalide Impurity 14, 99.40% | 61658-90-0 Butylphthalide Impurity 14|C4X-181314|61658-90-0 https://www.jk-sci.com/products/ts246cs-0061594 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/49617f970eae85d16db51fbff24a10c3.jpg?v=1791333483 Ethyl imidazo[1,2-a]pyrimidine-6-carboxylate, 97% | 944906-58-5 Ethyl imidazo[1,2-a]pyrimidine-6-carboxylate|CS-0061594|944906-58-5 https://www.jk-sci.com/products/s57c4x-181318 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7965a21a-a48f-4e44-8352-ffaf81ab74e6.png?v=1791374099 Butylphthalide Impurity 18, 95.00% Butylphthalide Impurity 18|C4X-181318 https://www.jk-sci.com/products/ts246cs-0061632 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7ad43fb0dbf94266d760608fc6254fdf.jpg?v=1791333468 Ethyl 6-fluoro-3-iodopyridin-2-ylcarbamate, 97% | 1001070-26-3 Ethyl 6-fluoro-3-iodopyridin-2-ylcarbamate|CS-0061632|1001070-26-3 https://www.jk-sci.com/products/s57c4x-18132 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c1d57568f947b9de77e6e8ade9a2cd10.jpg?v=1791374094 Butylphthalide Impurity 2, 87.00% | 551-08-6 Butylphthalide Impurity 2|C4X-18132|551-08-6 https://www.jk-sci.com/products/s57c4x-18133 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/479140.png?v=1791374090 Butylphthalide Impurity 3, 99.10% | 550-37-8 Butylphthalide Impurity 3|C4X-18133|550-37-8 https://www.jk-sci.com/products/s57c4x-18135 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5983310795781b64fc5068c81659db2d_88288788-94a7-4345-834c-f4664b717b3b.jpg?v=1791374083 Butylphthalide Impurity 5, 90.20% | 612-20-4 Butylphthalide Impurity 5|C4X-18135|612-20-4 https://www.jk-sci.com/products/ts246cs-0061692 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/edb6adffb265d064d05a45a4df73466a.jpg?v=1791333427 6-Chloro-N,N-diisopropylnicotinamide, 98.00%+ | 905273-87-2 6-Chloro-N,N-diisopropylnicotinamide|CS-0061692|905273-87-2 https://www.jk-sci.com/products/s57c4x-181357 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/73a7d2815825b086e6df49d5d9df0ef6.jpg?v=1791374077 Butylphthalide Impurity 57, Purity: 99.2% | 2997796-75-3 Butylphthalide Impurity 57|C4X-181357|2997796-75-3 https://www.jk-sci.com/products/s57c4x-181338 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/70607c1c36b7d4a79fb9c812fc7bccf6.jpg?v=1791374089 Butylphthalide Impurity 38, 99.10% | 162050-43-3 Butylphthalide Impurity 38|C4X-181338|162050-43-3 https://www.jk-sci.com/products/s57c4x-181360 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0ca802e39c9f4c880b56a2c2340a4f45.jpg?v=1791374077 Butylphthalide Impurity 60, Purity: 94.1% | 1225206-60-9 Butylphthalide Impurity 60|C4X-181360|1225206-60-9 https://www.jk-sci.com/products/s57c4x-181355 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/44f75caf7f05ed85a3bcaa377362f3c1.jpg?v=1791374082 Butylphthalide, 95.40% | 6066-49-5 Butylphthalide|C4X-181355|6066-49-5 https://www.jk-sci.com/products/s57c4x-181363 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3fd8b402ba4d9462eb7db3858920cfd1.jpg?v=1791374067 Butylphthalide Impurity 63, 96.40% | 950681-35-3 Butylphthalide Impurity 63|C4X-181363|950681-35-3 https://www.jk-sci.com/products/s57c4x-18137 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8a43b44c0cc08798b6e41f5488114529.jpg?v=1791374065 Butylphthalide Impurity 7, 97.70% | 122654-56-2 Butylphthalide Impurity 7|C4X-18137|122654-56-2 https://www.jk-sci.com/products/s57c4x-181376 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7be5b92b15ae1152814546fa56160595.jpg?v=1791374058 Butylphthalide Impurity 76, 96.20% | 90965-68-7 Butylphthalide Impurity 76|C4X-181376|90965-68-7 https://www.jk-sci.com/products/s57c4x-1814111 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_03a0bf4d-3149-46de-9bea-e7552db73159.png?v=1791374056 Nintedanib Impurity 111, 98.80% Nintedanib Impurity 111|C4X-1814111 https://www.jk-sci.com/products/s57c4x-181414 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/01d4f37440653f8e4fb8e994c293f4c6.jpg?v=1791374049 Nintedanib Impurity 14, 91.40% | 1168150-46-6 Nintedanib Impurity 14|C4X-181414|1168150-46-6 https://www.jk-sci.com/products/s57c4x-181422 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/371b1e44c8bffab546863b039850a600.jpg?v=1791374037 Nintedanib Impurity 22, 97.20% | 262368-30-9 Nintedanib Impurity 22|C4X-181422|262368-30-9 https://www.jk-sci.com/products/s57c4x-18142 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8d9373b1e1e6b5bd93cfebc55eb7733b.jpg?v=1791374043 Nintedanib Impurity 2, 94.30% | 2410284-90-9 Nintedanib Impurity 2|C4X-18142|2410284-90-9 https://www.jk-sci.com/products/ts246cs-0061722 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8cbe1af74cabd0b027ff9da4e0adf473_53f91220-a974-413e-8f6d-effc7a7903a8.jpg?v=1791333407 4-(Methylamino)-2-(methylthio)-5-pyrimidinecarboxylic acid, 98% | 863028-98-2 4-(Methylamino)-2-(methylthio)-5-pyrimidinecarboxylic acid|CS-0061722|863028-98-2 https://www.jk-sci.com/products/s57c4x-181434 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/575525_20ec207f-ae2f-41f7-8151-b9591c7ff08d.png?v=1791374033 Nintedanib Impurity 34, 99.00% | 334952-09-9 Nintedanib Impurity 34|C4X-181434|334952-09-9 https://www.jk-sci.com/products/j5312778 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/67924d3f5016a64f56a4ebb7bb7e0a4c.jpg?v=1791414182 Boc-O-benzyl-L-b-homotyrosine, Purity by HPLC ≥ 98% | 126825-16-9 Boc-O-benzyl-L-b-homotyrosine|12778|126825-16-9 https://www.jk-sci.com/products/s57c4x-181442 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/151258_89d5347b-0860-43d6-b754-2fe9d2fc8cfe.png?v=1791374029 Nintedanib Impurity 42, 90.60% | 2186-92-7 Nintedanib Impurity 42|C4X-181442|2186-92-7 https://www.jk-sci.com/products/s57c4x-18147 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bc4036b7dc26bdace6a7ccafb08a7a16.jpg?v=1791374013 Nintedanib Impurity 7, 99.30% | 2653-16-9 Nintedanib Impurity 7|C4X-18147|2653-16-9 https://www.jk-sci.com/products/s57c4x-181459 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/313627.png?v=1791374025 Nintedanib Impurity 59, 98.70% | 350-46-9 Nintedanib Impurity 59|C4X-181459|350-46-9 https://www.jk-sci.com/products/s57c4x-181472 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/529279.png?v=1791374013 Nintedanib Impurity 72, 97.40% | 14192-26-8 Nintedanib Impurity 72|C4X-181472|14192-26-8 https://www.jk-sci.com/products/s57c4x-181460 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/100281.png?v=1791374019 Methyl Ethanesulfonate, 99.60% | 1912-28-3 Methyl Ethanesulfonate|C4X-181460|1912-28-3 https://www.jk-sci.com/products/s57c4x-181475 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/436e9119a24663d4c977f6a565f41895.jpg?v=1791374002 Nintedanib Impurity 75, 99.10% | 1253768-91-0 Nintedanib Impurity 75|C4X-181475|1253768-91-0 https://www.jk-sci.com/products/s57c4x-18172 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/259477_9cd89af7-f62e-4c2d-aaca-e2819e518de3.png?v=1791373996 Glycopyrronium Bromide EP Impurity D, 97.40% | 65-85-0 Glycopyrronium Bromide EP Impurity D|C4X-18172|65-85-0 https://www.jk-sci.com/products/s57c4x-1818 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/497409.png?v=1791373991 Lobeline HCl, 98.70% | 134-63-4 Lobeline HCl|C4X-1818|134-63-4 https://www.jk-sci.com/products/s57c4x-1817 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b7774de2face34fc95ddf197ffcf1925.jpg?v=1791374003 Glycopyrronium bromide, Purity: 99.8% | 51186-83-5 Glycopyrronium bromide|C4X-1817|51186-83-5 https://www.jk-sci.com/products/ts246cs-0061742 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/313612.png?v=1791333386 5-Iodo-1,3-dimethylpyrimidine-2,4-dione, 98% | 40738-83-8 5-Iodo-1,3-dimethylpyrimidine-2,4-dione|CS-0061742|40738-83-8 https://www.jk-sci.com/products/s57c4x-18197 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fdff60bc5f033356db06b1cba5ebd609.jpg?v=1791373980 Riboflavin 3＇,4＇-Diphosphate, 83.60% | 86108-27-2 Riboflavin 3＇,4＇-Diphosphate|C4X-18197|86108-27-2 https://www.jk-sci.com/products/s57c4x-18194 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/095742fa2fb1ba09af18363043602267.jpg?v=1791373985 Riboflavin EP Impurity D, 95.30% | 52134-62-0 Riboflavin EP Impurity D|C4X-18194|52134-62-0 https://www.jk-sci.com/products/s57c4x-181912 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3f130bd62f707f8ef50f238c858a6e52.jpg?v=1791373991 Riboflavin Impurity 12, 93.10% | 64480-68-8 Riboflavin Impurity 12|C4X-181912|64480-68-8 https://www.jk-sci.com/products/j5312792 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b06cdb59652106b5ab6350e962cdc3cf.jpg?v=1791414157 Fmoc-2,4-dichloro-D-phenylalanine, Purity ≥ 98% | 352351-61-2 Fmoc-2,4-dichloro-D-phenylalanine|12792|352351-61-2 https://www.jk-sci.com/products/s57c4x-18201 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a42d4f545c2a1577a69f16ab7d42b320.jpg?v=1791373975 Iomeprol Impurity 1, 95.30% | 196309-10-1 Iomeprol Impurity 1|C4X-18201|196309-10-1 https://www.jk-sci.com/products/j5312783 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a6bf830ea9ed50d1d0d8fcf41f8fabc6.jpg?v=1791414171 Boc-L-b-homomethionine, Purity ≥ 97% (NMR) | 244251-20-5 Boc-L-b-homomethionine|12783|244251-20-5 https://www.jk-sci.com/products/j5312786 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/792ca2b9bf6c47a93c44b5681a5ef27e.jpg?v=1791414165 Boc-O-benzyl-L-b-homohydroxyproline dicyclohexylammonium salt, Purity ≥ 98% (NMR) | 336182-09-3 Boc-O-benzyl-L-b-homohydroxyproline dicyclohexylammonium salt|12786|336182-09-3 https://www.jk-sci.com/products/s57c4x-18202 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/96cbfca4847cdc67bce9a4cb254a78e2.jpg?v=1791373970 Iomeprol Impurity 2, 98.40% | 104517-95-5 Iomeprol Impurity 2|C4X-18202|104517-95-5 https://www.jk-sci.com/products/s57c4x-18209 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_19bc06a4-c518-428a-8869-956805557ecf.png?v=1791373963 Iomeprol Impurity 9, 80.00% Iomeprol Impurity 9|C4X-18209 https://www.jk-sci.com/products/s57c4x-18212 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fbd33fe12b3ab9b4ddeb9201d28a24bd.jpg?v=1791373954 Polaprezinc Impurity 2, 86.70% | 17332-34-2 Polaprezinc Impurity 2|C4X-18212|17332-34-2 https://www.jk-sci.com/products/s57c4x-182110 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/233595_85944313-b3ed-407b-985c-0905908bdd78.png?v=1791373959 Polaprezinc Impurity 10, 98.90% | 3339-73-9 Polaprezinc Impurity 10|C4X-182110|3339-73-9 https://www.jk-sci.com/products/s57c4x-18204 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7ee3ad8eb42afecf96ee8b811d3d49d8.jpg?v=1791373964 Iomeprol Impurity 4, 96.80% | 2068038-50-4 Iomeprol Impurity 4|C4X-18204|2068038-50-4 https://www.jk-sci.com/products/ts246cs-0061751 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/57f284606330ee8727c47d34318a9fff.jpg?v=1791333376 1-Methyl-5-nitro-1H-pyrrolo[2,3-b]pyridine, 98% | 1135437-92-1 1-Methyl-5-nitro-1H-pyrrolo[2,3-b]pyridine|CS-0061751|1135437-92-1 https://www.jk-sci.com/products/s57c4x-16922 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2b9480ed563c6f596d2d897b290a6fb5.jpg?v=1791375464 Mesna EP Impurity E, 98.90% | 1391054-56-0 Mesna EP Impurity E|C4X-16922|1391054-56-0 https://www.jk-sci.com/products/s57c4x-162710 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ac916c579cd3d04483bd3864920cc8a3.jpg?v=1791376145 Efavirenz Impurity 10, 97.50% | 2125704-30-3 Efavirenz Impurity 10|C4X-162710|2125704-30-3 https://www.jk-sci.com/products/j5312796 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/157f4410b3fc70fc60153afc7cb7a551.jpg?v=1791414152 Boc-N-methyl-D-alanine, Purity by HPLC ≥ 98% | 19914-38-6 Boc-N-methyl-D-alanine|12796|19914-38-6 https://www.jk-sci.com/products/s57c4x-166951 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ce70fc8d1f81550d92306ae91b3e5247.jpg?v=1791375755 Ketorolac Impurity 51, 99.60% | 111122-84-0 Ketorolac Impurity 51|C4X-166951|111122-84-0 https://www.jk-sci.com/products/s57c4x-17105 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3928f8c5827f3e45bad47dcfdb17f64d.jpg?v=1791375208 Nicardipine Impurity 5, 99.00% | 2469555-30-2 Nicardipine Impurity 5|C4X-17105|2469555-30-2 https://www.jk-sci.com/products/s57c4x-17009 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/380784_a72526ff-7340-4b38-8fdf-f16be8abdbea.png?v=1791375318 Minoxidil Impurity 9, Purity: 100.0% | 74638-76-9 Minoxidil Impurity 9|C4X-17009|74638-76-9 https://www.jk-sci.com/products/s57c4x-1720186 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c387abb3-9409-4460-b5c5-b5a764198231.png?v=1791375116 Oseltamivir Impurity 186, 93.10% Oseltamivir Impurity 186|C4X-1720186 https://www.jk-sci.com/products/s57c4x-171824 2026-10-08T05:10:09-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/113391_23868203-966b-45c2-98a6-80799fbd5997.png?v=1791375177 Olopatadine Impurity 24, 98.40% | 3607-17-8 Olopatadine Impurity 24|C4X-171824|3607-17-8