https://www.jk-sci.com/products/s57c4x-186414 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/243051_3c7edd00-6f71-4696-99bd-d96b2c7814e8.png?v=1774723137 Phenytoin EP Impurity F | 51169-17-6 Phenytoin EP Impurity F|C4X-186414|51169-17-6 https://www.jk-sci.com/products/ts246cs-0080798 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ea9ffa42e15d83193d26b2b420e7fc44.jpg?v=1776461787 Methyl 3-bromo-6-oxo-1,6-dihydropyridine-2-carboxylate | 1214345-95-5 Methyl 3-bromo-6-oxo-1,6-dihydropyridine-2-carboxylate|CS-0080798|1214345-95-5 https://www.jk-sci.com/products/s57c4x-18647 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/451831_61d1bc05-0743-4598-a142-b11c765c6bbe.png?v=1775069494 Phenytoin Impurity 7 | 119-61-9 Phenytoin Impurity 7|C4X-18647|119-61-9 https://www.jk-sci.com/products/ts246cs-0080815 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5454e582c3c9b3e705de281b98dad35b.jpg?v=1776461793 Methyl 2,4-dimethylthieno[3,4-b]pyridine-7-carboxylate | 74695-25-3 Methyl 2,4-dimethylthieno[3,4-b]pyridine-7-carboxylate|CS-0080815|74695-25-3 https://www.jk-sci.com/products/ts246cs-0080882 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cc9c02eddc3c4dd93a9a8f5749307fa5.jpg?v=1776461816 Ethyl 2-(quinazolin-4-yloxy)acetate | 874271-15-5 Ethyl 2-(quinazolin-4-yloxy)acetate|CS-0080882|874271-15-5 https://www.jk-sci.com/products/s57c4x-18662 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/83e68cf74c45621b01414ed5a6001355.jpg?v=1776415491 Acipimox Impurity 2 | 98502-96-6 Acipimox Impurity 2|C4X-18662|98502-96-6 https://www.jk-sci.com/products/s57c4x-187323 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7856fe3a-ca24-451e-8bbb-ee41ab6d90eb.png?v=1775072880 Thiamine Nitrate EP Impurity A （Hemisulfate） Thiamine Nitrate EP Impurity A （Hemisulfate）|C4X-187323 https://www.jk-sci.com/products/j5315224 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2017c459d640b139af1750bbf920bd34.jpg?v=1776332384 Boc-(±)-trans-4-(3-trifluoromethylphenyl)pyrrolidine-3-carboxylic acid | 169248-97-9 Boc-(±)-trans-4-(3-trifluoromethylphenyl)pyrrolidine-3-carboxylic acid|15224|169248-97-9 https://www.jk-sci.com/products/s57c4x-187319 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/123734_c558f9f5-bfc1-455c-89df-808cb5199ebc.png?v=1774719127 Thiamine /Vitamin B1 Impurity 19 | 95-02-3 Thiamine /Vitamin B1 Impurity 19|C4X-187319|95-02-3 https://www.jk-sci.com/products/j5315238 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/649922796fb6ea016552fa5bc22db402.jpg?v=1776332427 Boc-(R)-3-amino-5-phenylpentanoic acid | 218608-83-4 Boc-(R)-3-amino-5-phenylpentanoic acid|15238|218608-83-4 https://www.jk-sci.com/products/s57c4x-187313 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_18a4acfb-b93b-4ba6-b8f4-73d9f5436b58.png?v=1775133481 Thiamine EP Impurity B HBr Thiamine EP Impurity B HBr|C4X-187313 https://www.jk-sci.com/products/s57c4x-18734 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ea6599b442bc7da61a2124bc33fd136a.jpg?v=1776415507 Thiamine nitrate EP Impurity C | 7275-24-3 Thiamine nitrate EP Impurity C|C4X-18734|7275-24-3 https://www.jk-sci.com/products/s57c4x-18736 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/j5315250 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/05c75bdf6188d900b4da3ecbb2f78fac.jpg?v=1776332461 Boc-4-nitro-D-b-homophenylalanine | 219297-12-8 Boc-4-nitro-D-b-homophenylalanine|15250|219297-12-8 https://www.jk-sci.com/products/ts246cs-0080957 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/df2bbb51ed72b392de5a8f29df7d3a5d.jpg?v=1776461828 Pyrazolo[1,5-a]pyrimidin-6-ol | 1580489-59-3 Pyrazolo[1,5-a]pyrimidin-6-ol|CS-0080957|1580489-59-3 https://www.jk-sci.com/products/s57c4x-18738 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cd67db7fc193f457bbb092ed121b4ec0.jpg?v=1776415513 Thiamine nitrate EP Impurity H | 89285-03-0 Thiamine nitrate EP Impurity H|C4X-18738|89285-03-0 https://www.jk-sci.com/products/s57c4x-187410 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/66506ddccf03022c7fcc2f27d96ac9e5.jpg?v=1776415516 Cyanocobalamin EP Impurity B | 26264-28-8 Cyanocobalamin EP Impurity B|C4X-187410|26264-28-8 https://www.jk-sci.com/products/ts246cs-0081035 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f24640f12a757f1485d389e013e5181a.jpg?v=1776461855 5-Bromo-N-methylpyridine-3-sulfonamide | 173999-19-4 5-Bromo-N-methylpyridine-3-sulfonamide|CS-0081035|173999-19-4 https://www.jk-sci.com/products/j5315257 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a2739b9b43cb126667e7cd38264974bd.jpg?v=1776332485 Fmoc-D-a-(5-bromothienyl)alanine | 220497-83-6 Fmoc-D-a-(5-bromothienyl)alanine|15257|220497-83-6 https://www.jk-sci.com/products/ts246cs-0081053 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d3d05351524a63bf5ae9cec5bf340378.jpg?v=1776461875 RuCl[(S,S)-Fsdpen](p-cymene) | 1026995-72-1 RuCl[(S,S)-Fsdpen](p-cymene)|CS-0081053|1026995-72-1 https://www.jk-sci.com/products/j5315294 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/750206c5939b0fe4f3d958f254430341.jpg?v=1776332567 Boc-3-methyl-D-b-homophenylalanine | 269398-83-6 Boc-3-methyl-D-b-homophenylalanine|15294|269398-83-6 https://www.jk-sci.com/products/j5315298 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/676001c419731bacc1defa3df3311924.jpg?v=1776332578 Fmoc-(R)-3-amino-5-phenylpentanoic acid | 269398-87-0 Fmoc-(R)-3-amino-5-phenylpentanoic acid|15298|269398-87-0 https://www.jk-sci.com/products/s57c4x-187416 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b1556d230beba6cfb35dad4dbd258e76.jpg?v=1776415522 Cyanocobalamin EP Impurity G（50-methylcyanocobalamin） | 15130-04-8 Cyanocobalamin EP Impurity G（50-methylcyanocobalamin）|C4X-187416|15130-04-8 https://www.jk-sci.com/products/s57c4x-18743 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/153221.png?v=1774642506 Hydroxocobalamin Acetate | 22465-48-1 Hydroxocobalamin Acetate|C4X-18743|22465-48-1 https://www.jk-sci.com/products/s57c4x-187418 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/154102_645d0618-4945-42b9-b4f2-0627194d439a.png?v=1774971918 Cyanocobalamin /Vitamin B12 Impurity 18 | 582-60-5 Cyanocobalamin /Vitamin B12 Impurity 18|C4X-187418|582-60-5 https://www.jk-sci.com/products/s57c4x-18749 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4fe861422d984070c2448690ff7b9c2a.jpg?v=1776415538 34-Methylcyanocobalamin(Cyanocobalamin EP Impurity C） | 38218-51-8 34-Methylcyanocobalamin(Cyanocobalamin EP Impurity C）|C4X-18749|38218-51-8 https://www.jk-sci.com/products/ts246cs-0081065 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d2a918c9344be8f4d8369c4492dde861.jpg?v=1776461887 RuCl[(S,S)-Tsdpen](mesitylene) | 174813-81-1 RuCl[(S,S)-Tsdpen](mesitylene)|CS-0081065|174813-81-1 https://www.jk-sci.com/products/s57c4x-18752 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_bf9ac999-6ed0-45f0-afa8-c30c1db064cb.png?v=1774886961 Tandospirone Impurity 2 Tandospirone Impurity 2|C4X-18752 https://www.jk-sci.com/products/ts246cs-0081100 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/123079.png?v=1776461907 5-Methyl-[1,2,4]triazolo[1,5-a]pyrimidin-7-ol | 2503-56-2 5-Methyl-[1,2,4]triazolo[1,5-a]pyrimidin-7-ol|CS-0081100|2503-56-2 https://www.jk-sci.com/products/s57c4x-18747 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dfe6689cff298ef9b6cad9eb50de692a.jpg?v=1776415531 Cyanocobalamin EP Impurity E (8-epi-cyanocobalamin) | 41325-63-7 Cyanocobalamin EP Impurity E (8-epi-cyanocobalamin)|C4X-18747|41325-63-7 https://www.jk-sci.com/products/s57c4x-18755 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4e5e5df0119c9bec3e7ebe0d2a9863f4.jpg?v=1776415540 Tandospirone citrate | 112457-95-1 Tandospirone citrate|C4X-18755|112457-95-1 https://www.jk-sci.com/products/ts246cs-0081117 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/506861_749e06c0-fd57-4cd4-832a-ea2851f2c7c7.png?v=1776461918 4-(Trifluoromethoxy)benzenesulfonamide | 1513-45-7 4-(Trifluoromethoxy)benzenesulfonamide|CS-0081117|1513-45-7 https://www.jk-sci.com/products/s57c4x-18759 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a799c96e-5456-4229-8e73-d0049dabf2c4.png?v=1775155145 Tandospirone Impurity 9 HCl Tandospirone Impurity 9 HCl|C4X-18759 https://www.jk-sci.com/products/ts246cs-0081158 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/106080.png?v=1776461927 2-Methoxy-5-(trifluoromethoxy)benzaldehyde | 145742-65-0 2-Methoxy-5-(trifluoromethoxy)benzaldehyde|CS-0081158|145742-65-0 https://www.jk-sci.com/products/s57c4x-187615 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1188b4f82aa71f8897f9ff9086b91c58.jpg?v=1776415543 Sulpiride impurity 15 | 77718-16-2 Sulpiride impurity 15|C4X-187615|77718-16-2 https://www.jk-sci.com/products/ts246cs-0081317 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/581342.png?v=1779952995 GERI-BP002-A | 119-47-1 GERI-BP002-A|CS-0081317|119-47-1 https://www.jk-sci.com/products/s57c4x-187735 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e7cf5f2b1a58b82a426df1eef18eb96f.jpg?v=1776415551 Pyridoxine N-Oxide HCl | 112507-12-7 Pyridoxine N-Oxide HCl|C4X-187735|112507-12-7 https://www.jk-sci.com/products/s57c4x-18771 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-187740 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f080437e0d1c740acf67222e69bb34d3.jpg?v=1776415557 Vitamin B6 (Pyridoxine) Impurity 40 HCl | 875-26-3 Vitamin B6 (Pyridoxine) Impurity 40 HCl|C4X-187740|875-26-3 https://www.jk-sci.com/products/ts246cs-0081420 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4828e3cb3588120d46a9100d3e842d70.jpg?v=1776461967 7-Ethynyl-1H-indazole | 945761-99-9 7-Ethynyl-1H-indazole|CS-0081420|945761-99-9 https://www.jk-sci.com/products/ts246cs-0081565 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/208402.png?v=1776461982 Oxazolo[4,5-b]pyridine-2(3H)-thione | 53052-06-5 Oxazolo[4,5-b]pyridine-2(3H)-thione|CS-0081565|53052-06-5 https://www.jk-sci.com/products/s57c4x-187745 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_783216bf-61c0-45f6-a033-1480c574bb98.png?v=1774724049 Pyridoxine Impurity 45 HCl Pyridoxine Impurity 45 HCl|C4X-187745 https://www.jk-sci.com/products/s57c4x-187749 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_41994380-531f-4199-8df0-2bbb24da1bf0.png?v=1774661189 Pyridoxine Dimer DiHCl Pyridoxine Dimer DiHCl|C4X-187749 https://www.jk-sci.com/products/s57c4x-187756 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/587348.png?v=1774668944 Pyrithioxin dihydrochloride | 10049-83-9 Pyrithioxin dihydrochloride|C4X-187756|10049-83-9 https://www.jk-sci.com/products/ts246cs-0081624 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4c4b39b30998e031ee9eff0c790266d8.jpg?v=1776462000 5-Methylimidazo[1,2-a]pyridine-3-carbaldehyde | 178488-37-4 5-Methylimidazo[1,2-a]pyridine-3-carbaldehyde|CS-0081624|178488-37-4 https://www.jk-sci.com/products/s57c4x-18777 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f9544d766340e1253d430535bbfeb400.jpg?v=1776415562 Pyridoxine Impurity 7 | 1385767-86-1 Pyridoxine Impurity 7|C4X-18777|1385767-86-1 https://www.jk-sci.com/products/j5315302 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a23eaef7606d5945d2b561741da1ed6d.jpg?v=1776332592 Fmoc-(R)-3-amino-4-(2-naphthyl)butyric acid | 269398-91-6 Fmoc-(R)-3-amino-4-(2-naphthyl)butyric acid|15302|269398-91-6 https://www.jk-sci.com/products/s57c4x-18779 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/147096.png?v=1775156334 Pyridoxine EP Impurity B | 148-51-6 Pyridoxine EP Impurity B|C4X-18779|148-51-6 https://www.jk-sci.com/products/s57c4x-188111 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-1880 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/222111.png?v=1774724053 Synephrine Hydrochloride | 5985-28-4 Synephrine Hydrochloride|C4X-1880|5985-28-4 https://www.jk-sci.com/products/ts246cs-0081877 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/570367.png?v=1776462041 1-(2-Bromoethyl)-2-chlorobenzene | 16793-91-2 1-(2-Bromoethyl)-2-chlorobenzene|CS-0081877|16793-91-2 https://www.jk-sci.com/products/j5315312 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3657a54285e93c0bd4aafb51c5bded1a.jpg?v=1776332605 Boc-4-trifluoromethyl-D-b-homophenylalanine | 269726-77-4 Boc-4-trifluoromethyl-D-b-homophenylalanine|15312|269726-77-4 https://www.jk-sci.com/products/s57c4x-18815 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d69f0580d9d0b2c22a92375c3443d565.jpg?v=1776415574 Dyclonine Impurity 5 | 165261-15-4 Dyclonine Impurity 5|C4X-18815|165261-15-4 https://www.jk-sci.com/products/j5315331 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/31002073d62e954cd9a15f00131a5615.jpg?v=1776332652 Fmoc-D-b-homoallylglycine | 269726-95-6 Fmoc-D-b-homoallylglycine|15331|269726-95-6 https://www.jk-sci.com/products/s57c4x-188410 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e77437ced042f7a03d210af1066513f8.jpg?v=1776415577 Etomidate Impurity 10 | 60197-34-4 Etomidate Impurity 10|C4X-188410|60197-34-4 https://www.jk-sci.com/products/j5315335 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/62ce2efc7dc44f364fb2f32cc3b9395a.jpg?v=1776332666 Fmoc-4-bromo-L-b-homophenylalanine | 270062-86-7 Fmoc-4-bromo-L-b-homophenylalanine|15335|270062-86-7 https://www.jk-sci.com/products/j5315343 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2c07f52587e8f9d2e3b799384dcfd900.jpg?v=1776332682 Fmoc-3-methyl-L-b-homophenylalanine | 270062-94-7 Fmoc-3-methyl-L-b-homophenylalanine|15343|270062-94-7 https://www.jk-sci.com/products/ts246cs-0081754 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6aaf834977751eb7acd6cef95a132fea.jpg?v=1776462013 5-(Methylsulfonyl)picolinonitrile | 848141-13-9 5-(Methylsulfonyl)picolinonitrile|CS-0081754|848141-13-9 https://www.jk-sci.com/products/ts246cs-0081855 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/452257_4c5f9655-96a7-4e0c-aaad-99370ca5b614.png?v=1776462030 Lumichrome | 1086-80-2 Lumichrome|CS-0081855|1086-80-2 https://www.jk-sci.com/products/j5315347 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/935bce0c6878cd703366058657723641.jpg?v=1776332689 Boc-(S)-2-tetrahydroisoquinoline acetic acid | 270062-98-1 Boc-(S)-2-tetrahydroisoquinoline acetic acid|15347|270062-98-1 https://www.jk-sci.com/products/ts246cs-0082047 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/50dc2e73a9b9fad05505331d0f890e10.jpg?v=1776462072 (S)-[(RuCl(T-BINAP))2(μ-Cl)3[NH2Me2] | 309735-86-2 (S)-[(RuCl(T-BINAP))2(μ-Cl)3[NH2Me2]|CS-0082047|309735-86-2 https://www.jk-sci.com/products/j5315358 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b01c6d8edd5628c062152e330a4a0d07.jpg?v=1776332713 Fmoc-(3-benzothienyl)-L-b-homoalanine | 270063-46-2 Fmoc-(3-benzothienyl)-L-b-homoalanine|15358|270063-46-2 https://www.jk-sci.com/products/j5315363 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/095a71dbda82b79fb76994380d90d08b.jpg?v=1776332726 Boc-3,4-dichloro-L-b-homophenylalanine | 270063-51-9 Boc-3,4-dichloro-L-b-homophenylalanine|15363|270063-51-9 https://www.jk-sci.com/products/j5315360 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c119eb056679d197ad80ec341b31f4d4.jpg?v=1776332719 Boc-2,4-dichloro-L-b-homophenylalanine | 270063-48-4 Boc-2,4-dichloro-L-b-homophenylalanine|15360|270063-48-4 https://www.jk-sci.com/products/j5315366 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7038f1c4921eb7b6a99daa880386a286.jpg?v=1776332737 Boc-3,4-difluoro-L-b-homophenylalanine | 270063-54-2 Boc-3,4-difluoro-L-b-homophenylalanine|15366|270063-54-2 https://www.jk-sci.com/products/j5315376 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6ba898fe6d777363b5f7ae4582c91d51.jpg?v=1776332756 Boc-2-trifluoromethyl-L-b-homophenylalanine | 270065-74-2 Boc-2-trifluoromethyl-L-b-homophenylalanine|15376|270065-74-2 https://www.jk-sci.com/products/ts246cs-0082117 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4e3c843a5e3205cbc4e43d6735457a5c.jpg?v=1776462095 (4-Chloro-3-(trifluoromethoxy)phenyl)boronic acid | 902757-07-7 (4-Chloro-3-(trifluoromethoxy)phenyl)boronic acid|CS-0082117|902757-07-7 https://www.jk-sci.com/products/s57c4x-188416 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c2e47472-6bc6-4a16-80ec-493fb0b5f945.png?v=1774734532 Etomidate Impurity 16 Etomidate Impurity 16|C4X-188416 https://www.jk-sci.com/products/j5315382 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6bef1e7e5672dadea0fc0b8eced759f2.jpg?v=1776332770 Boc-4-trifluoromethyl-L-b-homophenylalanine | 270065-80-0 Boc-4-trifluoromethyl-L-b-homophenylalanine|15382|270065-80-0 https://www.jk-sci.com/products/ts246cs-0082132 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/66b14c389ec3976fba72093861021973.jpg?v=1776462109 tert-Butyl 5-formylindoline-1-carboxylate | 879887-32-8 tert-Butyl 5-formylindoline-1-carboxylate|CS-0082132|879887-32-8 https://www.jk-sci.com/products/s57c4x-188423 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5c647c73b02672ce0225eb37c3adf7c4.jpg?v=1776415580 Etomidate Impurity 23 | 112421-33-7 Etomidate Impurity 23|C4X-188423|112421-33-7 https://www.jk-sci.com/products/s57c4x-18844 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5beac7967fa48c6f71bf435dd63a2fca.jpg?v=1776415585 （R)-Etomidate EP Impurity B | 61045-91-8 （R)-Etomidate EP Impurity B|C4X-18844|61045-91-8 https://www.jk-sci.com/products/s57c4x-18848 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/ts246cs-0082263 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/39f4aea70561faf3d5635cdcb5003cc9.jpg?v=1776462127 Methyl 5-amino-6-chloronicotinate | 211915-96-7 Methyl 5-amino-6-chloronicotinate|CS-0082263|211915-96-7 https://www.jk-sci.com/products/s57c4x-1885 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0f9aaa9d35164b66adc042a12564d09f.jpg?v=1776415588 Ipragliflozin | 761423-87-4 Ipragliflozin|C4X-1885|761423-87-4 https://www.jk-sci.com/products/s57c4x-188459 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-18871 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/ts246cs-0073010 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/387846_4b0d5e5b-18da-49ab-b270-f0353130e795.png?v=1776460457 6-Acetyl-2H-benzo[b][1,4]oxazin-3(4H)-one | 26518-71-8 6-Acetyl-2H-benzo[b][1,4]oxazin-3(4H)-one|CS-0073010|26518-71-8 https://www.jk-sci.com/products/s57c4x-189112 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/27a60885a4f15d232cbeab1e960fbc56.jpg?v=1776415595 Esmolol Impurity 12 | 83356-60-9 Esmolol Impurity 12|C4X-189112|83356-60-9 https://www.jk-sci.com/products/ts246cs-0076037 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9bd338543563ace94f90c3b16737ac4e_b3459d96-bcfb-4d20-a2a1-924a6fba25e8.jpg?v=1776460870 1-Octanol | 111-87-5 1-Octanol|CS-0076037|111-87-5 https://www.jk-sci.com/products/j5315395 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/97980df877463125dd866e0a66252eea.jpg?v=1776332790 Fmoc-(2-thienyl)-L-b-homoalanine | 270262-98-1 Fmoc-(2-thienyl)-L-b-homoalanine|15395|270262-98-1 https://www.jk-sci.com/products/ts246cs-0077184 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/620309_93e2ac5b-feef-4ef5-abaf-1ce99d61b98d.png?v=1776461061 Cyclohexane-1,2,3,4,5,6-hexaone | 527-31-1 Cyclohexane-1,2,3,4,5,6-hexaone|CS-0077184|527-31-1 https://www.jk-sci.com/products/s57c4x-189117 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-18912 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bcc9f133b2c3ca2d43d67168e09f27d5.jpg?v=1776415601 Esmolol Impurity 2 | 98903-89-0 Esmolol Impurity 2|C4X-18912|98903-89-0 https://www.jk-sci.com/products/s57c4x-18913 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d4dd9e10-0822-4d7e-ac08-3f16392d1c6f.png?v=1774664877 Esmolol Impurity 3 Esmolol Impurity 3|C4X-18913 https://www.jk-sci.com/products/j5315399 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3a3718ec625fc2f92e8254915fab9cfb.jpg?v=1776332804 L-b-Homoallylglycine hydrochloride | 270263-02-0 L-b-Homoallylglycine hydrochloride|15399|270263-02-0 https://www.jk-sci.com/products/s57c4x-189133 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e56fd1d3816e9973c402a7138ccf632d.jpg?v=1776415605 Esmolol Impurity 33 | 27542-85-4 Esmolol Impurity 33|C4X-189133|27542-85-4 https://www.jk-sci.com/products/s57c4x-189147 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_93f31fd3-dfed-4830-bd78-28a1c237f220.png?v=1774667912 Esmolol Impurity 47 Esmolol Impurity 47|C4X-189147 https://www.jk-sci.com/products/s57c4x-18914 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8b12d2d9915327b01c7a812fbee1d094.jpg?v=1776415608 Esmolol Impurity 4 | 81148-15-4 Esmolol Impurity 4|C4X-18914|81148-15-4 https://www.jk-sci.com/products/s57c4x-189158 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/347833.png?v=1774664882 Esmolol Impurity 58 | 23838-70-2 Esmolol Impurity 58|C4X-189158|23838-70-2 https://www.jk-sci.com/products/s57c4x-189169 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d9bbda67-0bc4-44e1-b153-6ded0d759045.png?v=1774962655 Esmolol Impurity 69 Esmolol Impurity 69|C4X-189169 https://www.jk-sci.com/products/s57c4x-189180 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7945e908-d3ca-49f8-9a3b-4a6703659164.png?v=1775140609 Esmolol Impurity 80 Esmolol Impurity 80|C4X-189180 https://www.jk-sci.com/products/ts246cs-0078620 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b4ed945f0073c1cbe5b519e43204ecee.jpg?v=1776461231 3,3-Dimethylbenzo[c][1,2]oxaborol-1(3H)-ol | 221352-10-9 3,3-Dimethylbenzo[c][1,2]oxaborol-1(3H)-ol|CS-0078620|221352-10-9 https://www.jk-sci.com/products/ts246cs-0079619 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/107415.png?v=1776461373 (R)-3-(tert-Butoxycarbonyl)-5,5-dimethylthiazolidine-4-carboxylic acid | 117918-23-7 (R)-3-(tert-Butoxycarbonyl)-5,5-dimethylthiazolidine-4-carboxylic acid|CS-0079619|117918-23-7 https://www.jk-sci.com/products/s57c4x-1892 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/377692.png?v=1774720208 Calcifediol Monohydrate | 63283-36-3 Calcifediol Monohydrate|C4X-1892|63283-36-3 https://www.jk-sci.com/products/j5315402 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/af0585ccc60c51ce065034bb5c4036d5.jpg?v=1776332814 (2-Furyl)-L-b-homoalanine | 270263-05-3 (2-Furyl)-L-b-homoalanine|15402|270263-05-3 https://www.jk-sci.com/products/ts246cs-0080246 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/61cc4f79845e1db4a3aa98376f14bd61.jpg?v=1776461558 Methyl 5-amino-6-iodopicolinate | 872355-60-7 Methyl 5-amino-6-iodopicolinate|CS-0080246|872355-60-7 https://www.jk-sci.com/products/j5315408 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ef116f540014c4954deeef3cb6121796.jpg?v=1776332828 Fmoc-(2-furyl)-D-b-homoalanine | 270596-34-4 Fmoc-(2-furyl)-D-b-homoalanine|15408|270596-34-4 https://www.jk-sci.com/products/ts246cs-0080607 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/299323_698b08e8-3bc6-4db7-a24e-362fd2a2b644.png?v=1776461689 6-(Trifluoromethoxy)quinolin-4-ol | 175203-87-9 6-(Trifluoromethoxy)quinolin-4-ol|CS-0080607|175203-87-9 https://www.jk-sci.com/products/s57c4x-18927 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-18941 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-189413 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/296086763c3dfc1c4fce50be2c83f527.jpg?v=1776415626 Ethambutol EP Impurity C DiHCl | 134566-79-3 Ethambutol EP Impurity C DiHCl|C4X-189413|134566-79-3 https://www.jk-sci.com/products/ts246cs-0080452 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/775942fd248028a1fbe3f2ce74558005.jpg?v=1776461634 3,4-Dimethyl-1,2,5-oxadiazole | 4975-21-7 3,4-Dimethyl-1,2,5-oxadiazole|CS-0080452|4975-21-7 https://www.jk-sci.com/products/s57c4x-18946 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ec1c51a41c6c632513f67661e98638e7.jpg?v=1776415633 Ethambutol EP Impurity B | 10054-06-5 Ethambutol EP Impurity B|C4X-18946|10054-06-5 https://www.jk-sci.com/products/s57c4x-1895 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/552137.png?v=1775153330 Fupentixol dihydrochloride | 2413-38-9 Fupentixol dihydrochloride|C4X-1895|2413-38-9 https://www.jk-sci.com/products/s57c4x-189513 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7a800e84-f45f-43e4-bb64-0a8c9a8b7d49.png?v=1774644694 Flupentixol Impurity H（E） Flupentixol Impurity H（E）|C4X-189513 https://www.jk-sci.com/products/j5315413 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bd62bdd77504cefbcd64f56dd75b8f6f.jpg?v=1776332839 Boc-3-chloro-L-b-homophenylalanine | 270596-39-9 Boc-3-chloro-L-b-homophenylalanine|15413|270596-39-9 https://www.jk-sci.com/products/ts246cs-0080784 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/626826.png?v=1776461781 1,3-Bis(2,6-diisopropylphenyl)imidazol-2-ylidene(1,4-naphthoquinone)palladium(0) dimer | 649736-75-4 1,3-Bis(2,6-diisopropylphenyl)imidazol-2-ylidene(1,4-naphthoquinone)palladium(0) dimer|CS-0080784|649736-75-4 https://www.jk-sci.com/products/ts246cs-0080811 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3dc9fed41952ac7727de0b0f93853273.jpg?v=1776461790 Methyl 3,5-dichloropicolinate | 5439-08-7 Methyl 3,5-dichloropicolinate|CS-0080811|5439-08-7 https://www.jk-sci.com/products/s57c4x-189525 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-18954 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e0553c92-567d-4a24-ac06-15b5dd837c14.png?v=1775135548 Flupentixol EP Impurity C (E and Z Mixture) 2HCl Flupentixol EP Impurity C (E and Z Mixture) 2HCl|C4X-18954 https://www.jk-sci.com/products/ts246cs-0080902 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/18847d2b698c3a0fd496f71b3e4178d9.jpg?v=1776461819 Grela 2nd Generation | 502964-52-5 Grela 2nd Generation|CS-0080902|502964-52-5 https://www.jk-sci.com/products/ts246cs-0081148 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/121424_0139aacc-be4c-4d82-9011-d038a42c1839.png?v=1776461924 4,4,5,5-Tetramethyl-2-(4-(trifluoromethoxy)phenyl)-1,3,2-dioxaborolane | 474709-28-9 4,4,5,5-Tetramethyl-2-(4-(trifluoromethoxy)phenyl)-1,3,2-dioxaborolane|CS-0081148|474709-28-9 https://www.jk-sci.com/products/ts246cs-0081331 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/db45a2c3c7043e54df0703f22a83d6b4.jpg?v=1776461961 Chloro[(S,S)-N-[2-(4-methylbenzyloxy)ethyl]-N'-(p-toluenesulfonyl)-1,2-diphenylethylenediamine]ruthenium(II) | 1384974-37-1 Chloro[(S,S)-N-[2-(4-methylbenzyloxy)ethyl]-N'-(p-toluenesulfonyl)-1,2-diphenylethylenediamine]ruthenium(II)|CS-0081331|1384974-37-1 https://www.jk-sci.com/products/ts246cs-0081037 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/236321.png?v=1776461857 Dichloro(benzene)ruthenium(II) dimer | 37366-09-9 Dichloro(benzene)ruthenium(II) dimer|CS-0081037|37366-09-9 https://www.jk-sci.com/products/s57c4x-18959 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/421593_6db21d3b-3022-4b8a-8cfe-96c51f96689e.png?v=1775060882 Flupentixol Impurity 9 | 1693-28-3 Flupentixol Impurity 9|C4X-18959|1693-28-3 https://www.jk-sci.com/products/ts246cs-0081071 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/64fdbc44894935a1167c414c92009413.jpg?v=1776461892 3-Methyl-3H-imidazo[4,5-b]pyridine | 6688-61-5 3-Methyl-3H-imidazo[4,5-b]pyridine|CS-0081071|6688-61-5 https://www.jk-sci.com/products/s57c4x-189918 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/def6419fc76e506cb460faac9aa2e8ac.jpg?v=1776415641 Benzylpenicillin Potassium EP impurity C | 525-91-7 Benzylpenicillin Potassium EP impurity C|C4X-189918|525-91-7 https://www.jk-sci.com/products/s57c4x-189927 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/j5315416 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4209c1b30b803b9f42a634c7cdf9d0fa.jpg?v=1776332850 Boc-4-chloro-L-b-homophenylalanine | 270596-42-4 Boc-4-chloro-L-b-homophenylalanine|15416|270596-42-4 https://www.jk-sci.com/products/j5315422 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a42f2bf68d4d3b90b8b3b0f5b7523335.jpg?v=1776332863 Fmoc-L-b-homopropargylglycine | 270596-48-0 Fmoc-L-b-homopropargylglycine|15422|270596-48-0 https://www.jk-sci.com/products/j5315420 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/12f5db733520f5116fac6e716074aebd.jpg?v=1776332856 L-b-Homopropargylglycine hydrochloride | 270596-46-8 L-b-Homopropargylglycine hydrochloride|15420|270596-46-8 https://www.jk-sci.com/products/j5315429 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c012c06ba22c70438c80f5918e0ebb7b.jpg?v=1776332879 (S)-3-Amino-3-(3-bromophenyl)propionic acid | 275826-35-2 (S)-3-Amino-3-(3-bromophenyl)propionic acid|15429|275826-35-2 https://www.jk-sci.com/products/j5315427 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e5ac798093e24f3bfa21ad9c250ed2af.jpg?v=1776332872 4-Fluoro-L-b-homophenylalanine hydrochloride | 270596-53-7 4-Fluoro-L-b-homophenylalanine hydrochloride|15427|270596-53-7 https://www.jk-sci.com/products/j5315434 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c383dbdadd659b273652f0e86f19da8c.jpg?v=1776332894 Boc-(±)-trans-4-(3-fluorophenyl)pyrrolidine-3-carboxylic acid | 301226-53-9 Boc-(±)-trans-4-(3-fluorophenyl)pyrrolidine-3-carboxylic acid|15434|301226-53-9 https://www.jk-sci.com/products/j5315443 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0b9d036ccdcc866b3fcb20200e3921a6.jpg?v=1776332915 Boc-(S)-3-amino-3-(4-fluorophenyl)propionic acid | 479064-88-5 Boc-(S)-3-amino-3-(4-fluorophenyl)propionic acid|15443|479064-88-5 https://www.jk-sci.com/products/ts246cs-0081618 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/478393_e5f22bf5-31ce-4ad1-88f1-9017b935c583.png?v=1776461997 6-Chloro-[1,2,4]triazolo[4,3-b]pyridazin-3(2H)-one | 33050-32-7 6-Chloro-[1,2,4]triazolo[4,3-b]pyridazin-3(2H)-one|CS-0081618|33050-32-7 https://www.jk-sci.com/products/ts246cs-0081811 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cb591e4ee3953aa9d6651637ee99eab5.jpg?v=1776462021 6-Bromo-2-(2-(3-methoxyphenyl)propan-2-yl)benzofuran-3-carboxylic acid | 2095616-86-5 6-Bromo-2-(2-(3-methoxyphenyl)propan-2-yl)benzofuran-3-carboxylic acid|CS-0081811|2095616-86-5 https://www.jk-sci.com/products/j5315500 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c14a82e864a53fcde3ed7fe4a5998341.jpg?v=1776333004 3-Chloro-D-b-homophenylalanine hydrochloride | 331763-55-4 3-Chloro-D-b-homophenylalanine hydrochloride|15500|331763-55-4 https://www.jk-sci.com/products/j5315455 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e0d745d6ff9fb1579b94c1834daa9c25.jpg?v=1776332947 (S)-3-Amino-3-(4-hydroxyphenyl)propionic acid | 54732-46-6 (S)-3-Amino-3-(4-hydroxyphenyl)propionic acid|15455|54732-46-6 https://www.jk-sci.com/products/j5315445 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/16bd3b115ee3bba1cfa2bc3531683ed0.jpg?v=1776332921 Boc-(S)-3-amino-3-(4-chlorophenyl)propionic acid | 479064-90-9 Boc-(S)-3-amino-3-(4-chlorophenyl)propionic acid|15445|479064-90-9 https://www.jk-sci.com/products/ts246cs-0082361 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2d6bcd7ac8cf9b5e803cc249c8d96e6e.jpg?v=1776462157 Methyl 3H-imidazo[4,5-c]pyridine-6-carboxylate | 82523-07-7 Methyl 3H-imidazo[4,5-c]pyridine-6-carboxylate|CS-0082361|82523-07-7 https://www.jk-sci.com/products/j5315507 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a33b44c917855619ead3e3c66d4f66fd.jpg?v=1776333022 3-Fluoro-D-b-homophenylalanine hydrochloride | 331763-65-6 3-Fluoro-D-b-homophenylalanine hydrochloride|15507|331763-65-6 https://www.jk-sci.com/products/ts246cs-0082011 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/327652_c5fc3529-1242-4088-8704-079f554b9e7b.png?v=1776462069 Bis(triphenylphosphine)ruthenium(II) dicarbonyl chloride | 14564-35-3 Bis(triphenylphosphine)ruthenium(II) dicarbonyl chloride|CS-0082011|14564-35-3 https://www.jk-sci.com/products/j5315495 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/50205f290ced0b20d8f7fa85d041201f.jpg?v=1776332994 Fmoc-2,4-dichloro-L-phenylalanine | 352351-62-3 Fmoc-2,4-dichloro-L-phenylalanine|15495|352351-62-3 https://www.jk-sci.com/products/j5315449 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0d85b908f21e1e6806e2890bd7bff0d8.jpg?v=1776332930 Boc-(R)-3-amino-3-(4-fluorophenyl)propionic acid | 479064-94-3 Boc-(R)-3-amino-3-(4-fluorophenyl)propionic acid|15449|479064-94-3 https://www.jk-sci.com/products/j5315510 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4d22c14fbe806928c47ddf32d7368a32.jpg?v=1776333033 4-Fluoro-D-b-homophenylalanine hydrochloride | 331763-69-0 4-Fluoro-D-b-homophenylalanine hydrochloride|15510|331763-69-0 https://www.jk-sci.com/products/s57c4x-19011 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/319682.png?v=1774666939 Triamterene EP Impurity A | 1006-23-1 Triamterene EP Impurity A|C4X-19011|1006-23-1 https://www.jk-sci.com/products/s57c4x-190666 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-19025 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f243bd95474f880a15e87b02d2cfbaa1.jpg?v=1776415650 Salicylic Acid Impurity 5 | 26171-04-0 Salicylic Acid Impurity 5|C4X-19025|26171-04-0 https://www.jk-sci.com/products/s57c4x-19056 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-190331 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/354790.png?v=1774644699 Lenalidomide Impurity 31 | 13365-26-9 Lenalidomide Impurity 31|C4X-190331|13365-26-9 https://www.jk-sci.com/products/s57c4x-190212 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/333079.png?v=1774880576 Salicylic acid Impurity 12 | 546-74-7 Salicylic acid Impurity 12|C4X-190212|546-74-7 https://www.jk-sci.com/products/s57c4x-190360 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9e655b5985fb099aefae4c099caafd87.jpg?v=1776415657 Lenalidomide Impurity 60 | 26581-81-7 Lenalidomide Impurity 60|C4X-190360|26581-81-7 https://www.jk-sci.com/products/s57c4x-18997 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d0aca3b8-fb24-4795-b700-50077a2bcbbc.png?v=1775156337 Benzylpenicillin Impurity 7(Benzylpenicillin CP Impurity G) Benzylpenicillin Impurity 7(Benzylpenicillin CP Impurity G)|C4X-18997 https://www.jk-sci.com/products/s57c4x-190329 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/419930_163016b9-ded3-4e98-aa31-9be2cadc7f90.png?v=1774661193 Lenalidomide Impurity 29 | 31140-42-8 Lenalidomide Impurity 29|C4X-190329|31140-42-8 https://www.jk-sci.com/products/s57c4x-18995 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-19041 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6d7629efe9c44c946e4151451ce07f3e.jpg?v=1776415663 Esketamine EP Impurity C | 90717-17-2 Esketamine EP Impurity C|C4X-19041|90717-17-2 https://www.jk-sci.com/products/ts246cs-0082122 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/610726.png?v=1776462100 6-Chloroisoindolin-1-one | 58083-59-3 6-Chloroisoindolin-1-one|CS-0082122|58083-59-3 https://www.jk-sci.com/products/s57c4x-190725 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_cda0d6c3-16f8-4244-b23c-2c8e4951e4b4.png?v=1774727820 Nicorandil Impurity 25 1/2Formate 1/2Nitrate Nicorandil Impurity 25 1/2Formate 1/2Nitrate|C4X-190725 https://www.jk-sci.com/products/s57c4x-19063 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_fa357a44-2c1a-4ae2-a859-5bf9165ecc41.png?v=1774725089 Sugammadex Impurity Org49095 Sugammadex Impurity Org49095|C4X-19063 https://www.jk-sci.com/products/ts246cs-0082366 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e78632bb73c508b748fbab48683d0575.jpg?v=1776462163 5-Methoxynicotinonitrile | 298204-74-7 5-Methoxynicotinonitrile|CS-0082366|298204-74-7 https://www.jk-sci.com/products/s57c4x-190732 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f2d19228-a36e-4d84-a468-24f55d23059c.png?v=1774736602 Nicorandil Impurity 32 Nicorandil Impurity 32|C4X-190732 https://www.jk-sci.com/products/s57c4x-190740 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_715b5a02-74a7-4986-bec2-0bf1d94a92f1.png?v=1774715031 Nicorandil Impurity 40 1/2Formate 1/2Nitrate Nicorandil Impurity 40 1/2Formate 1/2Nitrate|C4X-190740 https://www.jk-sci.com/products/s57c4x-190746 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_90f76010-8b46-45b6-a6af-d3921b0efd83.png?v=1774722201 Nicorandil Impurity 46 3Nitrate Nicorandil Impurity 46 3Nitrate|C4X-190746 https://www.jk-sci.com/products/s57c4x-190735 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f9528998-e551-4282-9079-759f9db0560c.png?v=1774724057 Nicorandil Impurity 35 Nicorandil Impurity 35|C4X-190735 https://www.jk-sci.com/products/s57c4x-190743 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/401232_5709532b-ac3f-4c98-94f3-4771db9650e4.png?v=1774722198 Nicorandil Impurity 43 | 1570-45-2 Nicorandil Impurity 43|C4X-190743|1570-45-2 https://www.jk-sci.com/products/ts246cs-0082371 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/66548e52d781e55857adcd2d6886cab5.jpg?v=1776462169 5-Methoxy-2-methylpyridine | 55270-47-8 5-Methoxy-2-methylpyridine|CS-0082371|55270-47-8 https://www.jk-sci.com/products/s57c4x-1720103 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e479dc2a92bbe8751935cc7ef85d1e92.jpg?v=1776414161 Oseltamivir Impurity 103 | 204254-90-0 Oseltamivir Impurity 103|C4X-1720103|204254-90-0 https://www.jk-sci.com/products/ts246cs-0082383 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/588bd7968c13f9488a95820a72116438.jpg?v=1776462175 Pyrrolo[1,2-c]pyrimidine-3-carboxylic acid | 251102-27-9 Pyrrolo[1,2-c]pyrimidine-3-carboxylic acid|CS-0082383|251102-27-9 https://www.jk-sci.com/products/s57c4x-17495 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bfa08876a072e83ec60dff17dbf83959.jpg?v=1776414468 N-Desmethyl Riociguat | 625115-52-8 N-Desmethyl Riociguat|C4X-17495|625115-52-8 https://www.jk-sci.com/products/s57c4x-177228 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a67f480a08f8a73f374acc8143217561.jpg?v=1776414659 Trazodone Impurity 28 | 1263358-12-8 Trazodone Impurity 28|C4X-177228|1263358-12-8 https://www.jk-sci.com/products/ts246cs-0082404 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/328441b46028447be5d74cfcacda11dd.jpg?v=1776462190 5-Iodo-2-oxo-1,2-dihydropyridine-3-carbonitrile | 766515-33-7 5-Iodo-2-oxo-1,2-dihydropyridine-3-carbonitrile|CS-0082404|766515-33-7 https://www.jk-sci.com/products/ts246cs-0082526 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/285241_884c7e7a-9adc-4ff2-b623-e10f8bc99e55.png?v=1776462205 3,5-Dihydroxyacetophenone | 51863-60-6 3,5-Dihydroxyacetophenone|CS-0082526|51863-60-6 https://www.jk-sci.com/products/s57c4x-17825 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/562397_c83ed3ca-0888-43dc-9dc5-d0d694d30b83.png?v=1779268438 Xylometazoline EP Impurity E | 104-15-4 Xylometazoline EP Impurity E|C4X-17825|104-15-4 https://www.jk-sci.com/products/s57c4x-179611 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/ts246cs-0082682 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/badd60c0239215012118c9dae88d91fa_6702ef10-035b-45ee-a34a-a997912883f8.jpg?v=1776462231 Ir[dF(CF3)ppy]2(dtbbpy)PF6 | 870987-63-6 Ir[dF(CF3)ppy]2(dtbbpy)PF6|CS-0082682|870987-63-6 https://www.jk-sci.com/products/s57c4x-180316 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1372cc0e-5cbd-495a-8b5b-dc74bcf981f1.png?v=1774900762 Trimetazidine Impurity 16 Trimetazidine Impurity 16|C4X-180316 https://www.jk-sci.com/products/ts246cs-0082801 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_fb9a8447-bd26-422a-b84d-09453a5037d0.png?v=1776462250 [4,4'-Di-t-butyl-2,2'-bipyridine][bis[5-(t-butyl)-2-[4-(t-butyl)-2-pyridinyl-kN]phenyl-kC]iridium(III) hexafluorophosphate | 808142-80-5 [4,4'-Di-t-butyl-2,2'-bipyridine][bis[5-(t-butyl)-2-[4-(t-butyl)-2-pyridinyl-kN]phenyl-kC]iridium(III) hexafluorophosphate|CS-0082801|808142-80-5 https://www.jk-sci.com/products/j5315518 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7312d275d377e3290c43329a7bb47220.jpg?v=1776333046 4-Bromo-D-b-homophenylalanine hydrochloride | 331763-73-6 4-Bromo-D-b-homophenylalanine hydrochloride|15518|331763-73-6 https://www.jk-sci.com/products/s57c4x-181138 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b6de048ba18b7dad80f4d907a4ec8caa.jpg?v=1776414945 Pranoprofen Impurity 38 | 53944-40-4 Pranoprofen Impurity 38|C4X-181138|53944-40-4 https://www.jk-sci.com/products/ts246cs-0083020 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1541d39bbcffa4455235a82be022bd8c.jpg?v=1776462285 6-Fluoropyrido[3,4-d]pyrimidin-4(3H)-one | 171178-44-2 6-Fluoropyrido[3,4-d]pyrimidin-4(3H)-one|CS-0083020|171178-44-2 https://www.jk-sci.com/products/j5315522 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f805a8eccf6702d3ea96cdedb11e1afe.jpg?v=1776333056 Boc-(R)-2-tetrahydroisoquinoline acetic acid | 332064-64-9 Boc-(R)-2-tetrahydroisoquinoline acetic acid|15522|332064-64-9 https://www.jk-sci.com/products/s57c4x-181362 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a39d4b1d5c0ff04a0053e34a0607b01b.jpg?v=1776415006 Butylphthalide Impurity 62 | 102126-71-6 Butylphthalide Impurity 62|C4X-181362|102126-71-6 https://www.jk-sci.com/products/s57c4x-18173 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/573005_98b44f12-7642-46cb-80be-da1117e11b05.png?v=1774640809 Glycopyrronium Bromide EP Impurity O | 618-88-2 Glycopyrronium Bromide EP Impurity O|C4X-18173|618-88-2 https://www.jk-sci.com/products/s57c4x-182223 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_55718bcd-dd29-46c4-a972-0dd0d6634b02.png?v=1774725074 Leuprorelin EP Impurity H Trifluoroacetic acid Leuprorelin EP Impurity H Trifluoroacetic acid|C4X-182223 https://www.jk-sci.com/products/s57c4x-182411 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1cae299b-9a9a-434a-a48c-8519970b65e2.png?v=1775140576 Cefcapene Impurity 11 Cefcapene Impurity 11|C4X-182411 https://www.jk-sci.com/products/ts246cs-0083149 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/500547.png?v=1776462294 Methyl 2-(2-methoxyphenyl)acetate | 27798-60-3 Methyl 2-(2-methoxyphenyl)acetate|CS-0083149|27798-60-3 https://www.jk-sci.com/products/s57c4x-18275 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/576673_adf0abf0-032e-4c3e-8134-351b6c16490c.png?v=1774666906 Methionine Impurity 5 | 3226-65-1 Methionine Impurity 5|C4X-18275|3226-65-1 https://www.jk-sci.com/products/s57c4x-182616 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/ts246cs-0083177 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/293894.png?v=1776462303 DL-Methionine methylsulfonium (chloride) | 3493-12-7 DL-Methionine methylsulfonium (chloride)|CS-0083177|3493-12-7 https://www.jk-sci.com/products/ts246cs-0083221 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e84b4f7ca4e1dcb7280e7b03cb0bc499.jpg?v=1776462317 3-Bromo-4-methyl-5-nitropyridin-2-amine | 929976-32-9 3-Bromo-4-methyl-5-nitropyridin-2-amine|CS-0083221|929976-32-9 https://www.jk-sci.com/products/s57c4x-183513 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e2165830ba1558c68b8047dd0b563b48.jpg?v=1776415236 Hydroxychloroquine Impurity 13 | 2411340-31-1 Hydroxychloroquine Impurity 13|C4X-183513|2411340-31-1 https://www.jk-sci.com/products/s57c4x-18364 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a801caeaf15f401227a9501e62adfe25.jpg?v=1776415252 Torasemide EP Impurity D | 160972-33-8 Torasemide EP Impurity D|C4X-18364|160972-33-8 https://www.jk-sci.com/products/s57c4x-183361 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-18308 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8779814880102ecf7ad67587b37e09b4.jpg?v=1776415186 Lacosamide EP Impurity K | 86921-49-5 Lacosamide EP Impurity K|C4X-18308|86921-49-5 https://www.jk-sci.com/products/s57c4x-184019 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b3ef7e8932ad75c1ebe4d1504c566e7d.jpg?v=1776415299 Epinastine Impurity 19 | 5840-40-4 Epinastine Impurity 19|C4X-184019|5840-40-4 https://www.jk-sci.com/products/s57c4x-184044 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cef88958c802015e9b1b1f69e28ba04e.jpg?v=1776415308 Epinastine Impurity 44 Fumarate | 127785-96-0 Epinastine Impurity 44 Fumarate|C4X-184044|127785-96-0 https://www.jk-sci.com/products/s57c4x-184217 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d5227fc97ad72e92d9280885d8619cf5.jpg?v=1776415325 Paclitaxel Impurity 17(13-O-(Triethylsilyl) Baccatin III) | 208406-86-4 Paclitaxel Impurity 17(13-O-(Triethylsilyl) Baccatin III)|C4X-184217|208406-86-4 https://www.jk-sci.com/products/s57c4x-18382 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/ts246cs-0083462 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1e6db7425001a62ac9702084e1a4c165.jpg?v=1776462368 tert-Butyl 2-methyl-7,8-dihydropyrido[4,3-d]pyrimidine-6(5H)-carboxylate | 210538-72-0 tert-Butyl 2-methyl-7,8-dihydropyrido[4,3-d]pyrimidine-6(5H)-carboxylate|CS-0083462|210538-72-0 https://www.jk-sci.com/products/ts246cs-0083339 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a2bc167a8e131d40b104c36b3ad4fa48.jpg?v=1776462338 (5-Bromo-2-(trifluoromethoxy)phenyl)methanamine | 1152088-62-4 (5-Bromo-2-(trifluoromethoxy)phenyl)methanamine|CS-0083339|1152088-62-4 https://www.jk-sci.com/products/j5315525 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f6dc7da5d5fb014513f6120adae0b94c.jpg?v=1776333065 Fmoc-styryl-D-b-homoalanine | 332064-75-2 Fmoc-styryl-D-b-homoalanine|15525|332064-75-2 https://www.jk-sci.com/products/j5312169 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/06904491fec2f9697de3c6fc952c06ce.jpg?v=1776330118 Phthaloyl-glycine 4-nitorophenyl ester | 21313-49-5 Phthaloyl-glycine 4-nitorophenyl ester|12169|21313-49-5 https://www.jk-sci.com/products/ts246cs-0083522 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9c779ac279108ec266dba1927635acf6.jpg?v=1776462374 4-Bromo-6-hydroxypyrazolo[1,5-a]pyridine-3-carbonitrile | 2068065-05-2 4-Bromo-6-hydroxypyrazolo[1,5-a]pyridine-3-carbonitrile|CS-0083522|2068065-05-2 https://www.jk-sci.com/products/s57c4x-18425 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/604144_3fcc5fba-a0f6-47a1-8607-826418550d9d.png?v=1774666915 Paclitaxel EP Impurity E | 105454-04-4 Paclitaxel EP Impurity E|C4X-18425|105454-04-4 https://www.jk-sci.com/products/ts246cs-0083684 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/424702.png?v=1776462382 Tetraamminepalladium(II) chloride | 13815-17-3 Tetraamminepalladium(II) chloride|CS-0083684|13815-17-3 https://www.jk-sci.com/products/ts246cs-0077769 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1d1a22514a59624f2720632be1b4f128.jpg?v=1776461159 6-Bromobenzo[b]thiophene 1,1-dioxide | 246177-22-0 6-Bromobenzo[b]thiophene 1,1-dioxide|CS-0077769|246177-22-0 https://www.jk-sci.com/products/s57c4x-18444 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_be40d1f0-102d-421d-b26e-c672f2a60fbe.png?v=1774640816 Amphotericin B EP Impurity C Amphotericin B EP Impurity C|C4X-18444 https://www.jk-sci.com/products/ts246cs-0083687 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a6de4697ff70dcf3355fb80e6d4c4328.jpg?v=1776462388 6-Chloro-3-methoxy-2-nitropyridine | 1616526-81-8 6-Chloro-3-methoxy-2-nitropyridine|CS-0083687|1616526-81-8 https://www.jk-sci.com/products/ts246cs-0074865 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b520286044f79f10c86914b21fb0424a.jpg?v=1776460698 3-Methyl-1,3,8-triazaspiro[4.5]decane-2,4-dione hydrochloride | 13625-49-5 3-Methyl-1,3,8-triazaspiro[4.5]decane-2,4-dione hydrochloride|CS-0074865|13625-49-5 https://www.jk-sci.com/products/s57c4x-184934 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7eda59d94bcabc73a0ae9494502ecc99.jpg?v=1776415369 Adrenaline Impurity 34 | 1095714-91-2 Adrenaline Impurity 34|C4X-184934|1095714-91-2 https://www.jk-sci.com/products/s57c4x-1849 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/518052_1207b11e-66a1-4c91-8794-0e75ad2c75ef.png?v=1774896743 DL-Epinephrine Hydrochloride | 329-63-5 DL-Epinephrine Hydrochloride|C4X-1849|329-63-5 https://www.jk-sci.com/products/ts246cs-0079897 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b80da57e14840e522e9c32d39df92556.jpg?v=1776461458 (S)-tert-Butyl 2-amino-2-cyclohexylacetate hydrochloride | 213475-52-6 (S)-tert-Butyl 2-amino-2-cyclohexylacetate hydrochloride|CS-0079897|213475-52-6 https://www.jk-sci.com/products/ts246cs-0080511 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/92263c8be858f18fca7873de61487516.jpg?v=1776461663 4-Chloro-3-(trifluoromethyl)-1H-pyrazolo[3,4-b]pyridine | 1256802-09-1 4-Chloro-3-(trifluoromethyl)-1H-pyrazolo[3,4-b]pyridine|CS-0080511|1256802-09-1 https://www.jk-sci.com/products/ts246cs-0080797 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/304992_5db9ddcd-9fb9-419c-a785-05b2dc0891b2.png?v=1776461784 2,3-Dichlorobenzenethiol | 17231-95-7 2,3-Dichlorobenzenethiol|CS-0080797|17231-95-7 https://www.jk-sci.com/products/s57c4x-184956 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/253305_fdb0e548-fbbc-42b3-a37c-d0d7acfea996.png?v=1774725078 Epinephrine /Adrenaline Impurity 56 | 25015-92-3 Epinephrine /Adrenaline Impurity 56|C4X-184956|25015-92-3 https://www.jk-sci.com/products/s57c4x-185010 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_56a7095d-d1f8-4eae-8f91-0b0195c50597.png?v=1774660013 Atracurium EP Impurity P Atracurium EP Impurity P|C4X-185010 https://www.jk-sci.com/products/s57c4x-185043 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/96d666db99b2dd37da08ba216ee09dfb.jpg?v=1776415404 Atracurium Impurity 43 | 1075727-00-2 Atracurium Impurity 43|C4X-185043|1075727-00-2 https://www.jk-sci.com/products/ts246cs-0081031 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ed643b5cf720df5139af51d7a17dc424.jpg?v=1776461843 Methyl 6-bromo-2-chloronicotinate | 1142192-03-7 Methyl 6-bromo-2-chloronicotinate|CS-0081031|1142192-03-7 https://www.jk-sci.com/products/s57c4x-18534 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/478738_00108ccd-5890-4371-921d-1fd87210cf66.png?v=1774720200 Sibutramine Impurity 4 | 140-53-4 Sibutramine Impurity 4|C4X-18534|140-53-4 https://www.jk-sci.com/products/s57c4x-18548 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c6b15c6a473ff05fd62d08c9ef2147ac.jpg?v=1776415441 Arotinolol intermediate product 8 | 52560-89-1 Arotinolol intermediate product 8|C4X-18548|52560-89-1 https://www.jk-sci.com/products/s57c4x-185429 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_467b842c-baa1-4fc9-b407-8bff943c538b.png?v=1775155141 Arotinolol Impurity 29 Arotinolol Impurity 29|C4X-185429 https://www.jk-sci.com/products/s57c4x-185822 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0f1bfcbc-5dd4-4c42-9132-ae4f938dacf8.png?v=1774713010 Trimebutine Impurity 22 Trimebutine Impurity 22|C4X-185822 https://www.jk-sci.com/products/s57c4x-18558 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/45aea07381f4950d0192ca9467c39185.jpg?v=1776415448 Aminophylline EP Impurity D | 6736-40-9 Aminophylline EP Impurity D|C4X-18558|6736-40-9 https://www.jk-sci.com/products/j5312811 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fda1bf45e4389ed461fb6cce54067788.jpg?v=1776330700 Thallium(III) trifluoroacetate | 23586-53-0 Thallium(III) trifluoroacetate|12811|23586-53-0 https://www.jk-sci.com/products/ts246cs-0081112 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/319905_7e2fd80e-3df6-45fc-8347-4e1b4a8d00df.png?v=1776461915 4-Amino-3-(trifluoromethoxy)benzonitrile | 175278-23-6 4-Amino-3-(trifluoromethoxy)benzonitrile|CS-0081112|175278-23-6 https://www.jk-sci.com/products/s57c4x-18611 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c4a48fc979cee0e3fcc29cf263113d60.jpg?v=1776415465 Nikethamide Impurity 1 | 7606-13-5 Nikethamide Impurity 1|C4X-18611|7606-13-5 https://www.jk-sci.com/products/s57c4x-186228 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-186410 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4920d70498130270af308b9f11f1084d.jpg?v=1776415482 Phenytoin Impurity 10 | 6802-95-5 Phenytoin Impurity 10|C4X-186410|6802-95-5 https://www.jk-sci.com/products/ts246cs-0081472 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e13c8cc3d089b026c17ecf70cbd65660.jpg?v=1776461973 (S)-2-(Oxiran-2-yl)ethan-1-ol | 95404-59-4 (S)-2-(Oxiran-2-yl)ethan-1-ol|CS-0081472|95404-59-4 https://www.jk-sci.com/products/s57c4x-1866 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/610452_c0bb61ef-8658-4ef6-bbd8-21143c524430.png?v=1774886957 Acipimox | 51037-30-0 Acipimox|C4X-1866|51037-30-0 https://www.jk-sci.com/products/s57c4x-187318 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fdd80f5e1e96b85c65b59f586d190ae1.jpg?v=1776415500 Thiamine /Vitamin B1 Impurity 18 | 1886-34-6 Thiamine /Vitamin B1 Impurity 18|C4X-187318|1886-34-6 https://www.jk-sci.com/products/ts246cs-0081876 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/504080_af66ebf2-2bab-4e35-af10-cf3a04d00218.png?v=1776462039 2-Iodophenyl trifluoromethanesulfonate | 129112-26-1 2-Iodophenyl trifluoromethanesulfonate|CS-0081876|129112-26-1 https://www.jk-sci.com/products/s57c4x-18733 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/89dd37c1ea6227e96b8f71b75ce5439b.jpg?v=1776415504 Thiamine Nitrate EP Impurity A | 2380-61-2 Thiamine Nitrate EP Impurity A|C4X-18733|2380-61-2 https://www.jk-sci.com/products/ts246cs-0082176 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9759c9a783ef004914b9fbb0b14c6892.jpg?v=1776462118 Chloro[(S)-(-)-5,5'-bis[di(3,5-xylyl)phosphino]-4,4'-bi-1,3-benzodioxole](p-cymene)ruthenium(II) Chloride | 944451-31-4 Chloro[(S)-(-)-5,5'-bis[di(3,5-xylyl)phosphino]-4,4'-bi-1,3-benzodioxole](p-cymene)ruthenium(II) Chloride|CS-0082176|944451-31-4 https://www.jk-sci.com/products/ts246cs-0082368 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/141713_959b496f-2d79-491a-b962-b7fe0d284020.png?v=1776462166 4-Methoxynicotinic acid | 10177-31-8 4-Methoxynicotinic acid|CS-0082368|10177-31-8 https://www.jk-sci.com/products/ts246cs-0082390 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8df023029e604a3602443f3cee0803ba.jpg?v=1776462179 (6-(Methoxycarbonyl)pyridin-3-yl)boronic acid | 1072945-86-8 (6-(Methoxycarbonyl)pyridin-3-yl)boronic acid|CS-0082390|1072945-86-8 https://www.jk-sci.com/products/s57c4x-18737 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/546698_f197cc98-ca6e-4929-aece-ba47a98edf24.png?v=1774727809 Thiamine nitrate EP Impurity E | 299-35-4 Thiamine nitrate EP Impurity E|C4X-18737|299-35-4 https://www.jk-sci.com/products/s57c4x-187412 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/78212b246d1167766743e9a5fe90fc44.jpg?v=1776415519 Hydroxocobalamin Hydrochloride( Cyanocobalamin EP Impurity H HCl） | 58288-50-9 Hydroxocobalamin Hydrochloride( Cyanocobalamin EP Impurity H HCl）|C4X-187412|58288-50-9 https://www.jk-sci.com/products/s57c4x-187423 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/11f8d7d3a63b12938997c686e7d0416c.jpg?v=1776415525 Cyanocobalamin /Vitamin B12 Impurity 23 | 38218-55-2 Cyanocobalamin /Vitamin B12 Impurity 23|C4X-187423|38218-55-2 https://www.jk-sci.com/products/s57c4x-18748 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e36c1a7540cde36f71744cb032eb56ea.jpg?v=1776415535 Cyanocobalamin EP Impurity A | 23208-66-4 Cyanocobalamin EP Impurity A|C4X-18748|23208-66-4 https://www.jk-sci.com/products/s57c4x-18754 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-18761 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/564133_5e6bc1a4-94db-465f-80b0-f8ca77dd765d.png?v=1775135530 Sulpiride EP Impurity B | 33045-52-2 Sulpiride EP Impurity B|C4X-18761|33045-52-2 https://www.jk-sci.com/products/ts246cs-0082806 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_78ae1237-c352-4485-b0de-41f914cc5c24.png?v=1776462253 Ir(p-CF3-ppy)3 | 500295-52-3 Ir(p-CF3-ppy)3|CS-0082806|500295-52-3 https://www.jk-sci.com/products/ts246cs-0082591 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/222817.png?v=1776462224 Carbonylhydridotris(triphenylphosphine)iridium(I) | 17250-25-8 Carbonylhydridotris(triphenylphosphine)iridium(I)|CS-0082591|17250-25-8 https://www.jk-sci.com/products/ts246cs-0083172 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b7ed6096dfd5a26a1ba0a365adcf8c9c.jpg?v=1776462300 2-Amino-3-(difluoromethoxy)phenol | 1597140-36-7 2-Amino-3-(difluoromethoxy)phenol|CS-0083172|1597140-36-7 https://www.jk-sci.com/products/s57c4x-187743 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_af0c0820-88d8-4931-8b84-10f406788fe0.png?v=1774986436 Vitamin B6 (Pyridoxine) Impurity 43 Sodium Vitamin B6 (Pyridoxine) Impurity 43 Sodium|C4X-187743 https://www.jk-sci.com/products/ts246cs-0083230 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6f33c709913c0addadf1affb97dbcfad.jpg?v=1776462323 3-Bromo-5-chloro-6-methylpyridin-2-amine | 952948-94-6 3-Bromo-5-chloro-6-methylpyridin-2-amine|CS-0083230|952948-94-6 https://www.jk-sci.com/products/ts246cs-0083482 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9f6b63fcb2e098f2da468b9558e7b432.jpg?v=1776462371 (3-Hydroxy-4-methylphenyl)boronic acid | 216019-35-1 (3-Hydroxy-4-methylphenyl)boronic acid|CS-0083482|216019-35-1 https://www.jk-sci.com/products/s57c4x-187730 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5170b3525c91b70c3d8eaf7eee83a9ba.jpg?v=1776415548 Pyridoxal-d3 Hydrochloride | 1173023-49-8 Pyridoxal-d3 Hydrochloride|C4X-187730|1173023-49-8 https://www.jk-sci.com/products/s57c4x-18778 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3bc9c3b57b4ad83f8581ba74786e9adf.jpg?v=1776415565 Pyridoxine EP Impurity A | 1006-21-9 Pyridoxine EP Impurity A|C4X-18778|1006-21-9 https://www.jk-sci.com/products/ts246cs-0083685 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/461871_62cc2dbd-826d-408e-a405-00703bc043ae.png?v=1776462385 Tetraammineplatinum(II) chloride | 13933-32-9 Tetraammineplatinum(II) chloride|CS-0083685|13933-32-9 https://www.jk-sci.com/products/s57c4x-18775 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/798c3e116884567ecab5f61e6330460d.jpg?v=1776415559 Pyridoxine Impurity 5 | 4469-34-5 Pyridoxine Impurity 5|C4X-18775|4469-34-5 https://www.jk-sci.com/products/ts246cs-0083895 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5067f3863c908745fbc8d02f7c6ab7eb.jpg?v=1776462441 1-(Piperidin-4-yl)propan-1-ol | 24152-48-5 1-(Piperidin-4-yl)propan-1-ol|CS-0083895|24152-48-5 https://www.jk-sci.com/products/s57c4x-188110 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b7a54ffec256ffa5e985d50b718f58ae_8ca5a1b0-2f38-456b-aa30-2c21c94ada78.jpg?v=1776415568 4-Methoxyphenethyl Alcohol | 702-23-8 4-Methoxyphenethyl Alcohol|C4X-188110|702-23-8 https://www.jk-sci.com/products/ts246cs-0083834 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0573c6648187d9e44bf70d9247243b12.jpg?v=1776462408 3-Cyclobutyl-1-methyl-1H-pyrazole-4-carbaldehyde | 1824343-92-1 3-Cyclobutyl-1-methyl-1H-pyrazole-4-carbaldehyde|CS-0083834|1824343-92-1 https://www.jk-sci.com/products/ts246cs-0108184 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d1090c832523f096fdc715359aafeab5.jpg?v=1776474828 Azido-PEG6-NHS ester | 2055014-64-5 Azido-PEG6-NHS ester|CS-0108184|2055014-64-5 https://www.jk-sci.com/products/s57c4x-18849 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/291409_4de7b40f-4bf1-4e2f-8bf2-489635f8b29b.png?v=1774668949 Etomidate EP Impurity A | 3157-27-5 Etomidate EP Impurity A|C4X-18849|3157-27-5 https://www.jk-sci.com/products/s57c4x-189119 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/39fa0372185ee6d24bf0c07c460890d3.jpg?v=1776415598 Esmolol Impurity 19 | 108260-84-0 Esmolol Impurity 19|C4X-189119|108260-84-0 https://www.jk-sci.com/products/s57c4x-188420 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_807d8374-7cbb-478d-99ab-3b91d09cdf19.png?v=1775070480 Etomidate Impurity 20 Etomidate Impurity 20|C4X-188420 https://www.jk-sci.com/products/ts246cs-0108312 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3676aa99b76a21b821011d47066c4d14.jpg?v=1776474856 2,3-Dimethyl-2H-indazol-4-amine | 1782433-66-2 2,3-Dimethyl-2H-indazol-4-amine|CS-0108312|1782433-66-2 https://www.jk-sci.com/products/s57c4x-189011 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/618170_9158210a-25b1-4beb-9b03-be7b1eba8a0c.png?v=1774665969 Ceftibuten Hydrate | 118081-34-8 Ceftibuten Hydrate|C4X-189011|118081-34-8 https://www.jk-sci.com/products/j5314049 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e9196092e36444f7897e0796ea2e594a.jpg?v=1776331054 3-Methoxybenzyl bromide | 874-98-6 3-Methoxybenzyl bromide|14049|874-98-6 https://www.jk-sci.com/products/ts246cs-0083978 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/37f27eccc940a2f31f20b9f769871b4f.jpg?v=1776462480 N1-(Imidazo[1,2-a]pyrazin-8-yl)ethane-1,2-diamine | 956722-44-4 N1-(Imidazo[1,2-a]pyrazin-8-yl)ethane-1,2-diamine|CS-0083978|956722-44-4 https://www.jk-sci.com/products/j5314370 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d0d243e6481b1268576f4ca861abd078.jpg?v=1776331406 3-Chloro-D-tyrosine | 162599-96-4 3-Chloro-D-tyrosine|14370|162599-96-4 https://www.jk-sci.com/products/j5314934 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/77a0793d2b6b8282878682c80549c842.jpg?v=1776331827 H-D-allo-Threonine methyl ester hydrochloride | 60538-18-3 H-D-allo-Threonine methyl ester hydrochloride|14934|60538-18-3 https://www.jk-sci.com/products/j5314476 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2f651de41e85b83081ca266a18c06377.jpg?v=1776331614 4-(Fmoc-4-aminophenyl)butanoic acid | 186320-14-9 4-(Fmoc-4-aminophenyl)butanoic acid|14476|186320-14-9 https://www.jk-sci.com/products/j5315027 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f9ac2547d4bc2a26e71e2d6e5520067d.jpg?v=1776331923 Boc-(S)-2-amino-3-(3-indolyl)propionitrile | 138165-79-4 Boc-(S)-2-amino-3-(3-indolyl)propionitrile|15027|138165-79-4 https://www.jk-sci.com/products/j5315056 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5944ba155706abebc270b73464d862a9.jpg?v=1776332016 Fmoc-3-methoxy-L-phenlyalanine | 206060-40-4 Fmoc-3-methoxy-L-phenlyalanine|15056|206060-40-4 https://www.jk-sci.com/products/s57c4x-189131 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_fe3ad596-4412-41f0-be76-b468c7dd3ee7.png?v=1774891684 Esmolol Impurity 31 Esmolol Impurity 31|C4X-189131 https://www.jk-sci.com/products/ts246cs-0083983 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a39322743cb49be518b694b8374e6513.jpg?v=1776462486 4-(1-Methyl-1H-pyrazol-5-yl)benzaldehyde | 179055-28-8 4-(1-Methyl-1H-pyrazol-5-yl)benzaldehyde|CS-0083983|179055-28-8 https://www.jk-sci.com/products/j5315109 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/46f4d2e3719727e3c6cde403f8fce2aa.jpg?v=1776332180 D-Hydroorotic acid | 5988-53-4 D-Hydroorotic acid|15109|5988-53-4 https://www.jk-sci.com/products/j5315083 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a9b00f00cd7902f4a475c11468571c18.jpg?v=1776332094 Fmoc-Ala-Ser[Psi(Me,Me)Pro]-OH | 252554-78-2 Fmoc-Ala-Ser[Psi(Me,Me)Pro]-OH|15083|252554-78-2 https://www.jk-sci.com/products/j5315144 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/eea3d66b6b40b1b1018e4b7588f0c880.jpg?v=1776332270 Cefepime·HCl | 123171-59-5 Cefepime·HCl|15144|123171-59-5 https://www.jk-sci.com/products/j5315176 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/152ee2f7aeb0a57c971f0bbe87906ff1.jpg?v=1776332323 Spiramycin | 8025-81-8 Spiramycin|15176|8025-81-8 https://www.jk-sci.com/products/ts246cs-0084030 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8d8fa574549c5c88278995d42d57760e.jpg?v=1776462506 1-(3-Hydroxyphenyl)pyrrolidine-2,5-dione | 1204-36-0 1-(3-Hydroxyphenyl)pyrrolidine-2,5-dione|CS-0084030|1204-36-0 https://www.jk-sci.com/products/j5315233 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/02c4c2771bd12cb33be5ffd1cda49f99.jpg?v=1776332410 3-Nitro-L-phenylalanine | 19883-74-0 3-Nitro-L-phenylalanine|15233|19883-74-0 https://www.jk-sci.com/products/j5315254 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d96547fbcf63d1dbc9f2ed095626b6cd.jpg?v=1776332474 (+)-(1S,3R)-N-Fmoc-3-aminocyclopentane carboxylic acid | 220497-66-5 (+)-(1S,3R)-N-Fmoc-3-aminocyclopentane carboxylic acid|15254|220497-66-5 https://www.jk-sci.com/products/s57c4x-189140 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/475860_397c634e-9244-44ad-aaa3-163decafff84.png?v=1774640828 Esmolol Impurity 40 | 61389-68-2 Esmolol Impurity 40|C4X-189140|61389-68-2 https://www.jk-sci.com/products/j5315299 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8056d529d4353076e24f6d3493eb0664.jpg?v=1776332582 (1-Naphthyl)-D-b-homoalanine hydrochloride | 269398-88-1 (1-Naphthyl)-D-b-homoalanine hydrochloride|15299|269398-88-1 https://www.jk-sci.com/products/j5315265 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0eaf7ab30f6124682f3ea0f8c77f1833.jpg?v=1776332508 Boc-(±)-trans-4-(2-pyridinyl)pyrrolidine-3-carboxylic acid | 267876-09-5 Boc-(±)-trans-4-(2-pyridinyl)pyrrolidine-3-carboxylic acid|15265|267876-09-5 https://www.jk-sci.com/products/j5315341 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e99dc6a931cd510be12063be4e9eaa7f.jpg?v=1776332678 3-Methyl-L-b-homophenylalanine hydrochloride | 270062-92-5 3-Methyl-L-b-homophenylalanine hydrochloride|15341|270062-92-5 https://www.jk-sci.com/products/j5315328 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4c8594d571de156dcf509095b4353b3e.jpg?v=1776332646 (3-Thienyl)-D-b-homoalanine hydrochloride | 269726-91-2 (3-Thienyl)-D-b-homoalanine hydrochloride|15328|269726-91-2 https://www.jk-sci.com/products/j5315348 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3199c241f3ba8cb7deb72cb810f1639f.jpg?v=1776332692 Fmoc-(S)-2-tetrahydroisoquinoline acetic acid | 270062-99-2 Fmoc-(S)-2-tetrahydroisoquinoline acetic acid|15348|270062-99-2 https://www.jk-sci.com/products/j5315362 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/83fcd34004fe8fb34cac0e9573510673.jpg?v=1776332723 3,4-Dichloro-L-b-homophenylalanine hydrochloride | 270063-50-8 3,4-Dichloro-L-b-homophenylalanine hydrochloride|15362|270063-50-8 https://www.jk-sci.com/products/j5315371 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/84094239063940247579ad0883f3b308.jpg?v=1776332740 Fmoc-(4-pyridyl)-L-b-homoalanine | 270065-69-5 Fmoc-(4-pyridyl)-L-b-homoalanine|15371|270065-69-5 https://www.jk-sci.com/products/j5315393 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f02d1d0a67ed0e702fdf1323acaf9772_53d93824-d64f-4a3c-b128-20b793c3fdd2.jpg?v=1776332784 (2-Thienyl)-L-b-homoalanine hydrochloride | 270065-91-3 (2-Thienyl)-L-b-homoalanine hydrochloride|15393|270065-91-3 https://www.jk-sci.com/products/ts246cs-0084127 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3882a277326dd55fb018346186e82d29.jpg?v=1776462524 (1-Methyl-1H-imidazol-2-yl)(piperidin-4-yl)methanol | 912761-33-2 (1-Methyl-1H-imidazol-2-yl)(piperidin-4-yl)methanol|CS-0084127|912761-33-2 https://www.jk-sci.com/products/ts246cs-0084165 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f77d03c84c21f65589b80255310eb316.jpg?v=1776462538 (4-Methylpiperidin-4-yl)methanol hydrochloride | 1354792-85-0 (4-Methylpiperidin-4-yl)methanol hydrochloride|CS-0084165|1354792-85-0 https://www.jk-sci.com/products/j5315401 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e7ad8e420492e20c7b9f81c620863449.jpg?v=1776332811 Fmoc-L-b-homoallylglycine | 270263-04-2 Fmoc-L-b-homoallylglycine|15401|270263-04-2 https://www.jk-sci.com/products/j5315411 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/42f1ec863bc17d39985438c1f7009571.jpg?v=1776332831 Fmoc-2-chloro-L-b-homophenylalanine | 270596-37-7 Fmoc-2-chloro-L-b-homophenylalanine|15411|270596-37-7 https://www.jk-sci.com/products/j5315424 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1430719d05443ab43711f7b4af227364.jpg?v=1776332866 3-Fluoro-L-b-homophenylalanine hydrochloride | 270596-50-4 3-Fluoro-L-b-homophenylalanine hydrochloride|15424|270596-50-4 https://www.jk-sci.com/products/j5315417 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/147b55ace79006249ae23df8b5b6b0ea.jpg?v=1776332853 Fmoc-4-chloro-L-b-homophenylalanine | 270596-43-5 Fmoc-4-chloro-L-b-homophenylalanine|15417|270596-43-5 https://www.jk-sci.com/products/j5315433 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bd0d4f6e0ae3744ab9eb2ee880362a8a.jpg?v=1776332891 Boc-(S)-3-amino-3-(3'-pyridyl)propionic acid | 297773-45-6 Boc-(S)-3-amino-3-(3'-pyridyl)propionic acid|15433|297773-45-6 https://www.jk-sci.com/products/ts246cs-0084271 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2fd920d72dd166f56d256de30ccb39bd.jpg?v=1776462571 N-Methylnicotinamide | 114-33-0 N-Methylnicotinamide|CS-0084271|114-33-0 https://www.jk-sci.com/products/j5315444 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0602348c59c53fa4fbd68f2c7c960fe0.jpg?v=1776332918 Fmoc-(S)-3-amino-3-(4-fluorophenyl)propionic acid | 479064-89-6 Fmoc-(S)-3-amino-3-(4-fluorophenyl)propionic acid|15444|479064-89-6 https://www.jk-sci.com/products/j5315450 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c76daa3735ef9bc5ba4601a4e7aabf20.jpg?v=1776332933 Fmoc-(R)-3-amino-3-(4-fluorophenyl)propionic acid | 479064-95-4 Fmoc-(R)-3-amino-3-(4-fluorophenyl)propionic acid|15450|479064-95-4 https://www.jk-sci.com/products/ts246cs-0084299 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/28f2070fa2c8f6a2348a59137bb5fc92.jpg?v=1776462589 5-Bromo-2-(trifluoromethoxy)benzoic acid | 403646-47-9 5-Bromo-2-(trifluoromethoxy)benzoic acid|CS-0084299|403646-47-9 https://www.jk-sci.com/products/j5315529 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9e79598f2daeb1789b48ad2418a61b98.jpg?v=1776333078 4-Phenyl-D-b-homophenylalanine hydrochloride | 332062-01-8 4-Phenyl-D-b-homophenylalanine hydrochloride|15529|332062-01-8 https://www.jk-sci.com/products/j5315498 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4ff9560e69536a60053b56e716dce1f9.jpg?v=1776333000 L-b-Homotyrosine hydrochloride | 336182-13-9 L-b-Homotyrosine hydrochloride|15498|336182-13-9 https://www.jk-sci.com/products/j5315521 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b13deea99cc043cb974e145b90a7cbb9.jpg?v=1776333053 4-Nitro-D-b-homophenylalanine hydrochloride | 331763-78-1 4-Nitro-D-b-homophenylalanine hydrochloride|15521|331763-78-1 https://www.jk-sci.com/products/j5315508 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ce17ca63fd2546c67fd566c04a4cd6e4.jpg?v=1776333026 Boc-3-fluoro-D-b-homophenylalanine | 331763-66-7 Boc-3-fluoro-D-b-homophenylalanine|15508|331763-66-7 https://www.jk-sci.com/products/ts246cs-0084328 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6a9817102322230d55686fa742681f72.jpg?v=1776462613 4-Bromo-3-(trifluoromethoxy)aniline | 116369-25-6 4-Bromo-3-(trifluoromethoxy)aniline|CS-0084328|116369-25-6 https://www.jk-sci.com/products/j5315556 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d922056be24fc1c46a65ac400c6a4003.jpg?v=1776333118 Boc-(R)-3-amino-3-(3-chlorophenyl)propionic acid | 500789-06-0 Boc-(R)-3-amino-3-(3-chlorophenyl)propionic acid|15556|500789-06-0 https://www.jk-sci.com/products/j5315566 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/eb4e959e6de8168e2af45dda5fe37a9e.jpg?v=1776333139 Boc-(R)-3-amino-3-(3-bromophenyl)propionic acid | 501015-16-3 Boc-(R)-3-amino-3-(3-bromophenyl)propionic acid|15566|501015-16-3 https://www.jk-sci.com/products/j5315583 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/de34000ee7d7d26948a72a5e0f8dba7d.jpg?v=1776333177 (R)-3-Amino-3-(4-trifluoromethylphenyl)propionic acid | 774178-39-1 (R)-3-Amino-3-(4-trifluoromethylphenyl)propionic acid|15583|774178-39-1 https://www.jk-sci.com/products/j5315586 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/06c0fde67f745fa9548f0fd197e25441.jpg?v=1776333183 Boc-(S)-3-amino-3-(4-trifluoromethylphenyl)propionic acid | 500770-79-6 Boc-(S)-3-amino-3-(4-trifluoromethylphenyl)propionic acid|15586|500770-79-6 https://www.jk-sci.com/products/ts246cs-0084385 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e8799d5330b8067c2f19f55eaaa21c00.jpg?v=1776462645 Methyl 2-methylimidazo[1,2-a]pyridine-3-carboxylate | 943112-78-5 Methyl 2-methylimidazo[1,2-a]pyridine-3-carboxylate|CS-0084385|943112-78-5 https://www.jk-sci.com/products/ts246cs-0084335 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/29a9b7df28ebdaab5769e51e986b8562.jpg?v=1776462622 (5-Cyano-2-(trifluoromethoxy)phenyl)boronic acid | 1072946-64-5 (5-Cyano-2-(trifluoromethoxy)phenyl)boronic acid|CS-0084335|1072946-64-5 https://www.jk-sci.com/products/s57c4x-189168 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a0b213cd-fdf0-4195-a4f3-81eddd38397c.png?v=1774669883 Esmolol Impurity 68 Esmolol Impurity 68|C4X-189168 https://www.jk-sci.com/products/ts246cs-0084388 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/327201.png?v=1776462650 (6-(Trifluoromethyl)pyridin-3-yl)methanol | 386704-04-7 (6-(Trifluoromethyl)pyridin-3-yl)methanol|CS-0084388|386704-04-7 https://www.jk-sci.com/products/s57c4x-189181 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3c9330e8-fda2-49be-aa7b-ca47242ea362.png?v=1774673892 Esmolol Impurity 81 Esmolol Impurity 81|C4X-189181 https://www.jk-sci.com/products/s57c4x-18928 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/eeeea122237b68b3851373077307250c.jpg?v=1776415623 Calcifediol Impurity 8 | 78782-98-6 Calcifediol Impurity 8|C4X-18928|78782-98-6 https://www.jk-sci.com/products/s57c4x-18943 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3d73f57ab89745a4f2b42b78dae28c18.jpg?v=1776415630 Ethambutol EP Impurity C (2R,2’R-Ethambutol) | 10054-05-4 Ethambutol EP Impurity C (2R,2’R-Ethambutol)|C4X-18943|10054-05-4 https://www.jk-sci.com/products/j5315592 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3c59187c7572818a1c36f377ffb9c40e.jpg?v=1776333198 Boc-(S)-3-amino-3-(3-cyanophenyl)propionic acid | 500770-81-0 Boc-(S)-3-amino-3-(3-cyanophenyl)propionic acid|15592|500770-81-0 https://www.jk-sci.com/products/ts246cs-0084541 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e9ec028c4f3149a06759c1d0ae6290c5.jpg?v=1776462682 (11bR)-2,6-Di-9-phenanthrenyl-4-hydroxy-4-oxide-dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin | 864943-22-6 (11bR)-2,6-Di-9-phenanthrenyl-4-hydroxy-4-oxide-dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin|CS-0084541|864943-22-6 https://www.jk-sci.com/products/s57c4x-189511 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_25604053-5364-46ad-b7a0-5ffcdb380efc.png?v=1774667921 Flupentixol EP Impurity H and Flupentixol EP Impurity I Mixture Flupentixol EP Impurity H and Flupentixol EP Impurity I Mixture|C4X-189511 https://www.jk-sci.com/products/s57c4x-18953 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0e2e342456f1ffb313221257a1a0deed.jpg?v=1776415639 Flupentixol EP Impurity B (E and Z Mixture) HCl | 47346-96-3 Flupentixol EP Impurity B (E and Z Mixture) HCl|C4X-18953|47346-96-3 https://www.jk-sci.com/products/j5315596 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/78803c6cbe418bed3e684e368f6e507c.jpg?v=1776333204 (S)-3-Amino-3-(4-cyanophenyl)propionic acid | 718596-77-1 (S)-3-Amino-3-(4-cyanophenyl)propionic acid|15596|718596-77-1 https://www.jk-sci.com/products/ts246cs-0084577 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0177d7f043afcf35266eefdb86823030.jpg?v=1776462705 1-(3-Chlorophenyl)but-3-en-1-amine hydrochloride | 2089648-62-2 1-(3-Chlorophenyl)but-3-en-1-amine hydrochloride|CS-0084577|2089648-62-2 https://www.jk-sci.com/products/ts246cs-0084589 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/325691.png?v=1776462717 6-Chloro-2-naphthalenesulfonyl chloride | 102153-63-9 6-Chloro-2-naphthalenesulfonyl chloride|CS-0084589|102153-63-9 https://www.jk-sci.com/products/s57c4x-189910 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6e9b545e-1c50-470f-8875-c7a7f9e55b8b.png?v=1774646560 Benzylpenicillin Impurity 10(Benzylpenicillin CP Impurity J) Benzylpenicillin Impurity 10(Benzylpenicillin CP Impurity J)|C4X-189910 https://www.jk-sci.com/products/s57c4x-18994 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/08c4c6891ca9b4fa2a400190119b4db6.jpg?v=1776415645 Benzylpenicillin EP Impurity D | 13093-87-3 Benzylpenicillin EP Impurity D|C4X-18994|13093-87-3 https://www.jk-sci.com/products/ts246cs-0084707 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/612999.png?v=1776462773 (2-Methoxy-4-(trifluoromethoxy)phenyl)boronic acid | 355836-10-1 (2-Methoxy-4-(trifluoromethoxy)phenyl)boronic acid|CS-0084707|355836-10-1 https://www.jk-sci.com/products/j5315603 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/da68bdebaebb2c72abe8bfc10908f809.jpg?v=1776333216 Boc-(R)-3-amino-3-(2-nitrophenyl)propionic acid | 501015-23-2 Boc-(R)-3-amino-3-(2-nitrophenyl)propionic acid|15603|501015-23-2 https://www.jk-sci.com/products/s57c4x-18998 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/ts246cs-0084606 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3a818b7cfd22b5fc6e7bf022200889bd.jpg?v=1776462744 3-Methyl-4-trifluoromethoxybenzeneboronic acid | 871362-79-7 3-Methyl-4-trifluoromethoxybenzeneboronic acid|CS-0084606|871362-79-7 https://www.jk-sci.com/products/ts246cs-0084750 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f1443f0b78d280382e32747fcbacdcf7.jpg?v=1776462793 6-Fluoroquinazolin-2-amine | 20028-72-2 6-Fluoroquinazolin-2-amine|CS-0084750|20028-72-2 https://www.jk-sci.com/products/j5315605 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5c46ce293e04b72859349d2c11c98eb6.jpg?v=1776333222 Fmoc-(R)-3-amino-3-(2-nitrophenyl)propionic acid | 517905-93-0 Fmoc-(R)-3-amino-3-(2-nitrophenyl)propionic acid|15605|517905-93-0 https://www.jk-sci.com/products/j5315618 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f273cbc9f108f2a4096aaf2b0e044aa2.jpg?v=1776333245 (S)-3-Amino-3-(2-methylphenyl)propionic acid | 736131-48-9 (S)-3-Amino-3-(2-methylphenyl)propionic acid|15618|736131-48-9 https://www.jk-sci.com/products/s57c4x-190217 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/04869590ad79951dd574e1938a5a7885.jpg?v=1776415647 Salicylic Acid Impurity 17 | 870806-51-2 Salicylic Acid Impurity 17|C4X-190217|870806-51-2 https://www.jk-sci.com/products/s57c4x-190330 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/538514_32ced6ad-4b19-4c99-9109-6670fb75110c.png?v=1774904638 Lenalidomide Impurity 30 | 13726-85-7 Lenalidomide Impurity 30|C4X-190330|13726-85-7 https://www.jk-sci.com/products/s57c4x-19039 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e9a14e448cc3800aa47b33168c95b120.jpg?v=1776415660 Lenalidomide Impurity 9 | 827026-45-9 Lenalidomide Impurity 9|C4X-19039|827026-45-9 https://www.jk-sci.com/products/s57c4x-19072 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4ce5f974eda04a4aa0b5ffe266b6e9de.jpg?v=1776415673 Nicorandil EP Impurity A | 65141-47-1 Nicorandil EP Impurity A|C4X-19072|65141-47-1 https://www.jk-sci.com/products/s57c4x-190734 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-1906 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ee6bc07c36852fa27da440383278f789.jpg?v=1776415669 Sugammadex Sodium Salt | 343306-79-6 Sugammadex Sodium Salt|C4X-1906|343306-79-6 https://www.jk-sci.com/products/s57c4x-190742 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-190753 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_58f588e6-25d2-43f2-9396-d10f7bcfa508.png?v=1775069503 Nicorandil Impurity 53 Nitrate Nicorandil Impurity 53 Nitrate|C4X-190753 https://www.jk-sci.com/products/ts246cs-0084791 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/94f171a3636877c866ed6037f0d63c10.jpg?v=1776462811 4-Oxo-3,4-dihydrothieno[3,2-d]pyrimidine-7-carboxylic acid | 1527518-33-7 4-Oxo-3,4-dihydrothieno[3,2-d]pyrimidine-7-carboxylic acid|CS-0084791|1527518-33-7 https://www.jk-sci.com/products/s57c4x-190755 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/63bb9cde68b5e8c7e7e6e09756a390ff.jpg?v=1776415683 Nicorandil Impurity 55 | 3612-79-1 Nicorandil Impurity 55|C4X-190755|3612-79-1 https://www.jk-sci.com/products/ts246cs-0084815 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/128003.png?v=1776462832 3-Chloro-5-(trifluoromethoxy)benzoic acid | 433926-46-6 3-Chloro-5-(trifluoromethoxy)benzoic acid|CS-0084815|433926-46-6 https://www.jk-sci.com/products/s57c4x-190810 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/271671f0faf9f441147ec63787c714f0.jpg?v=1776415692 Dopamine Impurity 10 | 22568-47-4 Dopamine Impurity 10|C4X-190810|22568-47-4 https://www.jk-sci.com/products/ts246cs-0084819 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/160926.png?v=1776462837 2-Bromo-5-(trifluoromethoxy)benzaldehyde | 505084-61-7 2-Bromo-5-(trifluoromethoxy)benzaldehyde|CS-0084819|505084-61-7 https://www.jk-sci.com/products/ts246cs-0084844 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/377548.png?v=1776462851 4-Fluoro-3-(trifluoromethoxy)benzoic acid | 886496-49-7 4-Fluoro-3-(trifluoromethoxy)benzoic acid|CS-0084844|886496-49-7 https://www.jk-sci.com/products/s57c4x-190815 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/159410.png?v=1774741426 Dopamine EP Impurity A | 3213-30-7 Dopamine EP Impurity A|C4X-190815|3213-30-7 https://www.jk-sci.com/products/s57c4x-19082 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/458346.png?v=1775140620 Dopamine Impurity 2 | 39816-35-8 Dopamine Impurity 2|C4X-19082|39816-35-8 https://www.jk-sci.com/products/s57c4x-190825 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/59bbb903e564946f077de0131e207416.jpg?v=1776415702 Dopamine Impurity 25 | 1124-39-6 Dopamine Impurity 25|C4X-190825|1124-39-6 https://www.jk-sci.com/products/s57c4x-190823 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/595261_7db8ea5b-da9b-4af1-94d8-09b33a8ba5b9.png?v=1775078882 Dopamine Impurity 23 | 645-33-0 Dopamine Impurity 23|C4X-190823|645-33-0 https://www.jk-sci.com/products/s57c4x-190828 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/137709.png?v=1774741430 Dopamine Impurity 28 | 1484-85-1 Dopamine Impurity 28|C4X-190828|1484-85-1 https://www.jk-sci.com/products/ts246cs-0084883 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/913c2c060755966b382afa6c1334b6e3.jpg?v=1776462882 4-Fluoro-3-(trifluoromethoxy)phenol | 886501-26-4 4-Fluoro-3-(trifluoromethoxy)phenol|CS-0084883|886501-26-4 https://www.jk-sci.com/products/ts246cs-0084860 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e4fad3d718f4f7a18dca1a8c915f374f.jpg?v=1776462861 (6-Bromo-3H-imidazo[4,5-b]pyridin-2-yl)methanol | 172648-19-0 (6-Bromo-3H-imidazo[4,5-b]pyridin-2-yl)methanol|CS-0084860|172648-19-0 https://www.jk-sci.com/products/j5315633 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fccaf1a91982d7b413abf30a00d9dc55.jpg?v=1776333266 Boc-(R)-3-amino-3-(2-methoxyphenyl)propionic acid | 500788-85-2 Boc-(R)-3-amino-3-(2-methoxyphenyl)propionic acid|15633|500788-85-2 https://www.jk-sci.com/products/s57c4x-190831 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/j5315635 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e230758842e77da20265e699208b4d36.jpg?v=1776333272 Fmoc-(R)-3-amino-3-(2-methoxyphenyl)propionic acid | 511272-31-4 Fmoc-(R)-3-amino-3-(2-methoxyphenyl)propionic acid|15635|511272-31-4 https://www.jk-sci.com/products/j5315638 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8b0eb333a26a16299da66b87df331bf2.jpg?v=1776333281 (S)-3-Amino-3-(3-methoxyphenyl)propionic acid | 783300-35-6 (S)-3-Amino-3-(3-methoxyphenyl)propionic acid|15638|783300-35-6 https://www.jk-sci.com/products/ts246cs-0084982 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0b719a4db32ce9d5c2b1dd2f8d432857.jpg?v=1776462925 Tris[4,4'-bis(t-butyl)-2,2'-bipyridine]ruthenium(II) hexafluorophosphate | 75777-87-6 Tris[4,4'-bis(t-butyl)-2,2'-bipyridine]ruthenium(II) hexafluorophosphate|CS-0084982|75777-87-6 https://www.jk-sci.com/products/s57c4x-190845 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f9c976cbafc6c5ef7cdcb6c3910f70db.jpg?v=1776415704 Dopamine Impurity 45 | 637-26-3 Dopamine Impurity 45|C4X-190845|637-26-3 https://www.jk-sci.com/products/ts246cs-0084904 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/57fa89a477f3c5822efaa7b75b528a80.jpg?v=1776462901 6-Bromo-8-methylimidazo[1,2-a]pyridine | 217435-65-9 6-Bromo-8-methylimidazo[1,2-a]pyridine|CS-0084904|217435-65-9 https://www.jk-sci.com/products/s57c4x-190858 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e51eccfa2eec41e73255d33664848589.jpg?v=1776415708 Dopamine Impurity 58 | 140165-60-2 Dopamine Impurity 58|C4X-190858|140165-60-2 https://www.jk-sci.com/products/ts246cs-0084987 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/89963b385a1286d74974803319bdeb71.jpg?v=1776462931 Tris (2,2'-bipyrazine) ruthenium dihydrochloride | 80925-50-4 Tris (2,2'-bipyrazine) ruthenium dihydrochloride|CS-0084987|80925-50-4 https://www.jk-sci.com/products/ts246cs-0085146 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/593e78139c429d7943ea771e57327c88.jpg?v=1776462986 Benzofuro[3,2-d]pyrimidine-2,4(1H,3H)-dione | 62208-68-8 Benzofuro[3,2-d]pyrimidine-2,4(1H,3H)-dione|CS-0085146|62208-68-8 https://www.jk-sci.com/products/s57c4x-190873 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_51c5bba4-0fcd-4989-8f71-4e9346ef0500.png?v=1774727823 Dopamine Impurity 73 Dopamine Impurity 73|C4X-190873 https://www.jk-sci.com/products/ts246cs-0085178 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1985636931fe645ed6ad47298069d5a6.jpg?v=1776463017 Ethyl 5-bromopyrimidine-4-carboxylate | 64224-59-5 Ethyl 5-bromopyrimidine-4-carboxylate|CS-0085178|64224-59-5 https://www.jk-sci.com/products/s57c4x-190875 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6394205f5cca6cac1e48b8bb4ebd4c36.jpg?v=1776415717 Dopamine Impurity 75 | 32602-66-7 Dopamine Impurity 75|C4X-190875|32602-66-7 https://www.jk-sci.com/products/s57c4x-19091 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/225494_055c40bb-c219-4fa0-b5db-985fc906d1e6.png?v=1775141997 Sulfamethoxazole EP Impurity A | 21312-10-7 Sulfamethoxazole EP Impurity A|C4X-19091|21312-10-7 https://www.jk-sci.com/products/s57c4x-19088 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/352111.png?v=1774969724 Dopamine EP Impurity C | 120-20-7 Dopamine EP Impurity C|C4X-19088|120-20-7 https://www.jk-sci.com/products/s57c4x-19096 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bf214b8fa38e29f4b2d8880ee39a53e7.jpg?v=1776415723 Sulfamethoxazole EP Impurity F | 17103-52-5 Sulfamethoxazole EP Impurity F|C4X-19096|17103-52-5 https://www.jk-sci.com/products/s57c4x-191122 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_36af0c3b-27ae-4f33-88c2-a8f311efb6b4.png?v=1774724065 Cabe Palace Suya Inkstone I TFA Cabe Palace Suya Inkstone I TFA|C4X-191122 https://www.jk-sci.com/products/s57c4x-1911 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6285c34331e796c7df2c4d0512de0d06.jpg?v=1776415730 Carbetocin | 37025-55-1 Carbetocin|C4X-1911|37025-55-1 https://www.jk-sci.com/products/s57c4x-191128 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f3312ba1-e99f-43fa-acfb-f0133a9615c3.png?v=1774884782 [D-Asn5]-Carbetocin TFA [D-Asn5]-Carbetocin TFA|C4X-191128 https://www.jk-sci.com/products/ts246cs-0085182 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a2127ae98887bdb99bf0cce540ecfe97.jpg?v=1776463022 4-Bromo-3,5-dichloroaniline | 1940-29-0 4-Bromo-3,5-dichloroaniline|CS-0085182|1940-29-0 https://www.jk-sci.com/products/s57c4x-191131 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_92e58038-c146-464f-9b9f-64abfe148422.png?v=1774965681 des-GIn-Carbetocin des-GIn-Carbetocin|C4X-191131 https://www.jk-sci.com/products/s57c4x-19115 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f41b1844-f103-4ad6-ad14-10b7e9ea9244.png?v=1774727826 Carbetocin Impurity 5 Carbetocin Impurity 5|C4X-19115 https://www.jk-sci.com/products/ts246cs-0085213 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/254235.png?v=1776463061 (S)-(+)-1-[(R)-2-(Dicyclohexylphosphino)ferrocenyl]ethyldicyclohexylphosphine | 158923-07-0 (S)-(+)-1-[(R)-2-(Dicyclohexylphosphino)ferrocenyl]ethyldicyclohexylphosphine|CS-0085213|158923-07-0 https://www.jk-sci.com/products/ts246cs-0085195 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0eafb8666945fc4473cd72f67074a8c9.jpg?v=1776463044 8-Fluoroquinoline-2-carboxaldehyde | 904369-10-4 8-Fluoroquinoline-2-carboxaldehyde|CS-0085195|904369-10-4 https://www.jk-sci.com/products/ts246cs-0085224 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/790272.png?v=1776463082 (S)-(+)-(3,5-Dioxa-4-phosphacyclohepta[2,1-a:3,4-a']dinaphthalen-4-yl)piperidine | 284472-79-3 (S)-(+)-(3,5-Dioxa-4-phosphacyclohepta[2,1-a:3,4-a']dinaphthalen-4-yl)piperidine|CS-0085224|284472-79-3 https://www.jk-sci.com/products/s57c4x-1912 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/69e66e087eb15f587314bab4e123be60.jpg?v=1776415732 Articaine Hydrochloride | 23964-57-0 Articaine Hydrochloride|C4X-1912|23964-57-0 https://www.jk-sci.com/products/s57c4x-19122 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f7ee5ba2-ad22-4c49-9ae8-37f765ac92e2.png?v=1775156341 Articaine EP Impurity A HCl Articaine EP Impurity A HCl|C4X-19122 https://www.jk-sci.com/products/ts246cs-0080413 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/258936.png?v=1776461599 2-Chloro-1-iodo-4-methylbenzene | 116632-42-9 2-Chloro-1-iodo-4-methylbenzene|CS-0080413|116632-42-9 https://www.jk-sci.com/products/s57c4x-191215 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/ts246cs-0076798 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d75cea28568abc136d9587c0f12eaf4a.jpg?v=1776460978 3-(3-Methylthiophen-2-yl)propanoic acid | 25468-85-3 3-(3-Methylthiophen-2-yl)propanoic acid|CS-0076798|25468-85-3 https://www.jk-sci.com/products/s57c4x-191210 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a396f67249d4d454556001fd551cb1eb.jpg?v=1776415735 Articaine EP Impurity G | 23964-59-2 Articaine EP Impurity G|C4X-191210|23964-59-2 https://www.jk-sci.com/products/s57c4x-191224 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/401326.png?v=1774661198 Articaine impurity 24 | 7400-45-5 Articaine impurity 24|C4X-191224|7400-45-5 https://www.jk-sci.com/products/ts246cs-0080872 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/43307db9ef4b1f5dd3517acd4fe2e012.jpg?v=1776461813 Dibromo(1,5-cyclooctadiene)palladium(II) | 12145-47-0 Dibromo(1,5-cyclooctadiene)palladium(II)|CS-0080872|12145-47-0 https://www.jk-sci.com/products/ts246cs-0081168 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/201914.png?v=1776461933 (E)-3-(3-(Trifluoromethoxy)phenyl)acrylic acid | 175675-63-5 (E)-3-(3-(Trifluoromethoxy)phenyl)acrylic acid|CS-0081168|175675-63-5 https://www.jk-sci.com/products/s57c4x-19125 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_33151431-433e-411c-9422-6247e2f77167.png?v=1774967161 Articaine EP Impurity D Articaine EP Impurity D|C4X-19125 https://www.jk-sci.com/products/s57c4x-191330 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1581a85355615614a1ad7b8ef12ac67a.jpg?v=1776415762 Rasagiline Impurity 30 HCl | 2733311-45-8 Rasagiline Impurity 30 HCl|C4X-191330|2733311-45-8 https://www.jk-sci.com/products/ts246cs-0083214 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dc2332b333acd1109b2553a6edad5683.jpg?v=1776462315 2-Amino-6-chloro-5-fluoro-3-pyridinecarbonitrile | 1820711-14-5 2-Amino-6-chloro-5-fluoro-3-pyridinecarbonitrile|CS-0083214|1820711-14-5 https://www.jk-sci.com/products/ts246cs-0082103 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8dc39be2ce0781c451f8440d57a34ee8.jpg?v=1776462089 RuCl2[(S)-(DM-SEGPHOS?)][(S,S)-DPEN] | 944450-46-8 RuCl2[(S)-(DM-SEGPHOS?)][(S,S)-DPEN]|CS-0082103|944450-46-8 https://www.jk-sci.com/products/ts246cs-0083877 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/07450e64b03063d3eebf539047d00b6f.jpg?v=1776462429 (3aR,5S)-5-Methyl-3a,4,5,7-tetrahydro-3H-pyrano[3,4-c]isoxazole | 1613393-51-3 (3aR,5S)-5-Methyl-3a,4,5,7-tetrahydro-3H-pyrano[3,4-c]isoxazole|CS-0083877|1613393-51-3 https://www.jk-sci.com/products/s57c4x-191324 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/ts246cs-0082374 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/277ee7f8f295ca162fe2e56d23337d5e.jpg?v=1776462172 2-Methoxy-5-methylnicotinic acid | 1227594-72-0 2-Methoxy-5-methylnicotinic acid|CS-0082374|1227594-72-0 https://www.jk-sci.com/products/s57c4x-191348 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/495302_f38e73b7-1039-45f9-b5a6-126c4b3701fb.png?v=1775052782 Rasagiline Impurity 48 | 7223-50-9 Rasagiline Impurity 48|C4X-191348|7223-50-9 https://www.jk-sci.com/products/ts246cs-0083677 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a1469985cfcb2a99d8c55f906ca4b4f8.jpg?v=1776462380 Ammonium tetrachloroplatinate(II) | 13820-41-2 Ammonium tetrachloroplatinate(II)|CS-0083677|13820-41-2 https://www.jk-sci.com/products/s57c4x-19127 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_dbe7d0d1-64ab-4d7e-93b5-723540f5d6fe.png?v=1774723140 Articaine EP Impurity F HCl Articaine EP Impurity F HCl|C4X-19127 https://www.jk-sci.com/products/s57c4x-19174 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b4a1127d9dab1887c4e5b7dd0c15f29f.jpg?v=1776415770 Fulvestrant EP Impurity D | 2483797-59-5 Fulvestrant EP Impurity D|C4X-19174|2483797-59-5 https://www.jk-sci.com/products/s57c4x-19161 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e725b6da9313c7796d33ce6032466182.jpg?v=1776415765 Selegiline EP Impurity D HCl | 115586-38-4 Selegiline EP Impurity D HCl|C4X-19161|115586-38-4 https://www.jk-sci.com/products/s57c4x-19167 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-191313 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/747665da061642242ca1361b8583c812.jpg?v=1776415752 Rasagiline Impurity 13 HCl | 1175018-75-3 Rasagiline Impurity 13 HCl|C4X-191313|1175018-75-3 https://www.jk-sci.com/products/j5315662 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/784a265652522e327887a4b0a20d9457.jpg?v=1776333336 (R)-3-Amino-3-(2,4-dichlorophenyl)propionic acid | 778571-53-2 (R)-3-Amino-3-(2,4-dichlorophenyl)propionic acid|15662|778571-53-2 https://www.jk-sci.com/products/s57c4x-19165 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a05fd1ae-a9e3-4197-8433-4c015f855de6.png?v=1775133489 Selegiline Impurity 5 Selegiline Impurity 5|C4X-19165 https://www.jk-sci.com/products/s57c4x-191319 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3c53e941-5587-481f-9c36-9e77c0028879.png?v=1774646575 Rasagiline Impurity 19 Rasagiline Impurity 19|C4X-191319 https://www.jk-sci.com/products/s57c4x-19191 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-191371 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_edb788a1-d5b1-4b34-8ecf-d4d4e5a6ac63.png?v=1774880585 Rasagiline Impurity 71 Rasagiline Impurity 71|C4X-191371 https://www.jk-sci.com/products/j5315644 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/07eabc9c97cc347e65a7357fac39c484.jpg?v=1776333302 Boc-(S)-3-amino-3-(4-methoxyphenyl)propionic acid | 159990-12-2 Boc-(S)-3-amino-3-(4-methoxyphenyl)propionic acid|15644|159990-12-2 https://www.jk-sci.com/products/j5315655 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/053a5fbabbb6d9db7d3b1298898936c6.jpg?v=1776333317 Boc-(R)-3-amino-3-(3-hydroxyphenyl)propionic acid | 329013-12-9 Boc-(R)-3-amino-3-(3-hydroxyphenyl)propionic acid|15655|329013-12-9 https://www.jk-sci.com/products/s57c4x-1917 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/258323.png?v=1774733313 Fulvestrant | 129453-61-8 Fulvestrant|C4X-1917|129453-61-8 https://www.jk-sci.com/products/s57c4x-191343 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3af5dd3b-251e-4d40-a0e4-3dd1e6378166.png?v=1774727830 Rasagiline Impurity 43 Rasagiline Impurity 43|C4X-191343 https://www.jk-sci.com/products/ts246cs-0082796 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_671cecf9-ec3d-462a-be2d-28d6851fa641.png?v=1776462247 4,4'-Bis(t-butyl-2,2'-bipyridine]bis[5-methyl-2-(4-methyl-2-pyridinyl-kN)phenyl-kC]iridium hexafluorophosphate | 1607469-49-7 4,4'-Bis(t-butyl-2,2'-bipyridine]bis[5-methyl-2-(4-methyl-2-pyridinyl-kN)phenyl-kC]iridium hexafluorophosphate|CS-0082796|1607469-49-7 https://www.jk-sci.com/products/s57c4x-19129 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7d10d3f2df45e74d5093d7f1cd24ac85.jpg?v=1776415749 Articaine EP Impurity J | 1160919-46-9 Articaine EP Impurity J|C4X-19129|1160919-46-9 https://www.jk-sci.com/products/s57c4x-191913 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/614726.png?v=1775055902 Prednisolone Acetate EP Impurity D | 20423-99-8 Prednisolone Acetate EP Impurity D|C4X-191913|20423-99-8 https://www.jk-sci.com/products/s57c4x-191936 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ddf4f1def80d6808931d30a6d25a48f7.jpg?v=1776415782 Methylprednisolone EP Impurity G | 93269-35-3 Methylprednisolone EP Impurity G|C4X-191936|93269-35-3 https://www.jk-sci.com/products/s57c4x-191933 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-19192 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/380156.png?v=1774644703 Methylprednisolone EP Impurity J | 53-36-1 Methylprednisolone EP Impurity J|C4X-19192|53-36-1 https://www.jk-sci.com/products/s57c4x-191941 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/022634987d393ea42373087c99ad7f81.jpg?v=1776415790 Methylprednisolone EP Impurity B | 58636-50-3 Methylprednisolone EP Impurity B|C4X-191941|58636-50-3 https://www.jk-sci.com/products/s57c4x-191931 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/27dab8f12cab53f08c6582630a1a4b8b.jpg?v=1776415776 Methylprednisolone EP Impurity D | 1338549-02-2 Methylprednisolone EP Impurity D|C4X-191931|1338549-02-2 https://www.jk-sci.com/products/s57c4x-19196 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_20e2faa8-0f12-47c9-8b7f-05e5e0b6182e.png?v=1774741436 Methylprednisolone Succinate Dimer Methylprednisolone Succinate Dimer|C4X-19196 https://www.jk-sci.com/products/s57c4x-192022 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/334914.png?v=1775078887 Goserelin Acetate | 145781-92-6 Goserelin Acetate|C4X-192022|145781-92-6 https://www.jk-sci.com/products/s57c4x-192030 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/j5315671 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b0b3e6a1da337e5fbcfebd472c8f707f.jpg?v=1776333348 Boc-(S)-3-amino-3-(2,3-dichlorophenyl)propionic acid | 499995-82-3 Boc-(S)-3-amino-3-(2,3-dichlorophenyl)propionic acid|15671|499995-82-3 https://www.jk-sci.com/products/s57c4x-192015 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a5408e14-4670-450c-a015-6418e652b2ac.png?v=1774667928 Goserelin EP Impurity K Acetate Goserelin EP Impurity K Acetate|C4X-192015 https://www.jk-sci.com/products/s57c4x-191958 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fb1e0b7bf11b6f66a6268de3832b991a.jpg?v=1776415797 Methylprednisolone 17-Propionate | 79512-61-1 Methylprednisolone 17-Propionate|C4X-191958|79512-61-1 https://www.jk-sci.com/products/ts246cs-0083980 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2680c07138c3cc8b2bbf80991f6dcb29.jpg?v=1776462483 5-(Pyrazin-2-yl)oxazole-4-carboxylic acid | 1083401-49-3 5-(Pyrazin-2-yl)oxazole-4-carboxylic acid|CS-0083980|1083401-49-3 https://www.jk-sci.com/products/s57c4x-191967 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a560c85ebf74aaaf05703dac8fee8c61.jpg?v=1776415803 17-Hydroxy-Methylprednisolone Impurity E Derivative | 167997-11-7 17-Hydroxy-Methylprednisolone Impurity E Derivative|C4X-191967|167997-11-7 https://www.jk-sci.com/products/s57c4x-192033 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c4e9d9c8-dd8d-44da-a5a5-44f0c20749b7.png?v=1774971932 Goserelin BP Impurity 3 Acetate Goserelin BP Impurity 3 Acetate|C4X-192033 https://www.jk-sci.com/products/ts246cs-0084292 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/568538.png?v=1776462580 3-Fluoro-4-(trifluoromethoxy)benzoic acid | 886498-89-1 3-Fluoro-4-(trifluoromethoxy)benzoic acid|CS-0084292|886498-89-1 https://www.jk-sci.com/products/ts246cs-0084386 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/124365_ed0669c4-185a-4b80-a2cc-b32d52380229.png?v=1776462648 3-Bromo-2-methylimidazo[1,2-a]pyridine | 4805-70-3 3-Bromo-2-methylimidazo[1,2-a]pyridine|CS-0084386|4805-70-3 https://www.jk-sci.com/products/ts246cs-0084129 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/312505.png?v=1776462527 2-Propoxybenzaldehyde | 7091-12-5 2-Propoxybenzaldehyde|CS-0084129|7091-12-5 https://www.jk-sci.com/products/ts246cs-0084332 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/53b7ec526f4ffbb0da75c4e7863be075.jpg?v=1776462619 4-Bromo-3-(trifluoromethoxy)phenol | 886499-93-0 4-Bromo-3-(trifluoromethoxy)phenol|CS-0084332|886499-93-0 https://www.jk-sci.com/products/j5315695 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2615c03b5c544fc301eb39492f7d05d1.jpg?v=1776333377 Boc-(R)-3-amino-3-(2-thienyl)propionic acid | 500788-98-7 Boc-(R)-3-amino-3-(2-thienyl)propionic acid|15695|500788-98-7 https://www.jk-sci.com/products/j5315704 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/387518077dc93edd7ee134874d5e6042.jpg?v=1776333392 Fmoc-(S)-3-amino-3-(3-thienyl)propionic acid | 507472-09-5 Fmoc-(S)-3-amino-3-(3-thienyl)propionic acid|15704|507472-09-5 https://www.jk-sci.com/products/ts246cs-0084550 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_14377869-c327-4051-be9a-9d73f2656ca7.png?v=1776462697 [1,3-Bis(2,6-di-i-propylphenyl)imidazolidin-2-ylidene)(tricyclohexylphosphine)-(2-oxobenzylidene)ruthenium(II) | 1544328-59-7 [1,3-Bis(2,6-di-i-propylphenyl)imidazolidin-2-ylidene)(tricyclohexylphosphine)-(2-oxobenzylidene)ruthenium(II)|CS-0084550|1544328-59-7 https://www.jk-sci.com/products/ts246cs-0084596 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d4ea3e9594f30fc36d417a3f7f6630d0.jpg?v=1776462726 (R)-2-(9-(Pyridin-2-yl)-6-oxaspiro[4.5]decan-9-yl)acetonitrile | 1401031-38-6 (R)-2-(9-(Pyridin-2-yl)-6-oxaspiro[4.5]decan-9-yl)acetonitrile|CS-0084596|1401031-38-6 https://www.jk-sci.com/products/j5315713 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5fcf3351094f4c33497ddb2f440a5d79.jpg?v=1776333413 Boc-(S)-3-amino-3-(2-naphthyl)propionic acid | 500770-69-4 Boc-(S)-3-amino-3-(2-naphthyl)propionic acid|15713|500770-69-4 https://www.jk-sci.com/products/j5315720 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/19275999179db5b3cb085274c7ec0a86.jpg?v=1776333429 Fmoc-(S)-3-amino-3-(2-furyl)propionic acid | 1217741-88-2 Fmoc-(S)-3-amino-3-(2-furyl)propionic acid|15720|1217741-88-2 https://www.jk-sci.com/products/ts246cs-0084723 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3d3a50eebe077cbb52c8d1a29bcc759d.jpg?v=1776462780 Imidazo[1,2-a]pyridin-5-ylmethanol | 167884-17-5 Imidazo[1,2-a]pyridin-5-ylmethanol|CS-0084723|167884-17-5 https://www.jk-sci.com/products/ts246cs-0085030 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/29df5963da72dcdeac048a626220af5d.jpg?v=1776462937 Dimethylammonium dichlorotri(μ-chloro)bis{(S)-(-)-5,5'-bis[di(3,5-xylyl)phosphino]-4,4'-bi-1,3-benzodioxole}diruthenate(II) | 944451-14-3 Dimethylammonium dichlorotri(μ-chloro)bis{(S)-(-)-5,5'-bis[di(3,5-xylyl)phosphino]-4,4'-bi-1,3-benzodioxole}diruthenate(II)|CS-0085030|944451-14-3 https://www.jk-sci.com/products/j5315728 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6780a91de6dca04394ad3fd46c3b7426.jpg?v=1776333452 Boc-L-b-homoasparagine | 336182-03-7 Boc-L-b-homoasparagine|15728|336182-03-7 https://www.jk-sci.com/products/j5315733 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c2d7d15d0eb6a4247112c67ec9465db4.jpg?v=1776333458 D-1,2,3,4-Tetrahydronorharman-3-carboxylic acid | 72002-54-1 D-1,2,3,4-Tetrahydronorharman-3-carboxylic acid|15733|72002-54-1 https://www.jk-sci.com/products/ts246cs-0085205 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/791863.png?v=1776463052 (S)-(6,6'-Dimethoxybiphenyl-2,2'-diyl)bis(di-2-furylphosphine) | 145214-59-1 (S)-(6,6'-Dimethoxybiphenyl-2,2'-diyl)bis(di-2-furylphosphine)|CS-0085205|145214-59-1 https://www.jk-sci.com/products/ts246cs-0084919 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d9a2fd7153c4eee60de78e2c8e910b7e.jpg?v=1776462913 2-Thioxo-5-(4-(trifluoromethyl)benzyl)thiazolidin-4-one | 905267-14-3 2-Thioxo-5-(4-(trifluoromethyl)benzyl)thiazolidin-4-one|CS-0084919|905267-14-3 https://www.jk-sci.com/products/ts246cs-0084842 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7ed1f7b32fdc6ecb61a4a51d7352f5fd.jpg?v=1776462849 6-Methyl-3,4-dihydroisoquinolin-1(2H)-one | 1082041-78-8 6-Methyl-3,4-dihydroisoquinolin-1(2H)-one|CS-0084842|1082041-78-8 https://www.jk-sci.com/products/j5315723 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/56ec556f2181d664966b4df87cb88405.jpg?v=1776333440 Fmoc-L-2-amino-5-phenylpentanoic acid | 959578-11-1 Fmoc-L-2-amino-5-phenylpentanoic acid|15723|959578-11-1 https://www.jk-sci.com/products/ts246cs-0084801 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/274695.png?v=1776462820 2-Methyl-1-(4-(trifluoromethoxy)phenyl)propan-1-one | 56425-84-4 2-Methyl-1-(4-(trifluoromethoxy)phenyl)propan-1-one|CS-0084801|56425-84-4 https://www.jk-sci.com/products/ts246cs-0084879 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/534d39fd95669353884d5582f74a59a3.jpg?v=1776462879 3-(4-Methyl-2,5-dioxoimidazolidin-4-yl)propanoic acid | 43189-50-0 3-(4-Methyl-2,5-dioxoimidazolidin-4-yl)propanoic acid|CS-0084879|43189-50-0 https://www.jk-sci.com/products/ts246cs-0085179 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7eaf0ac0791321868f2b02884104499a.jpg?v=1776463019 (R)-2,2'-Dimethoxy-1,1'-binaphthyl | 35294-28-1 (R)-2,2'-Dimethoxy-1,1'-binaphthyl|CS-0085179|35294-28-1 https://www.jk-sci.com/products/s57c4x-192035 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_908f0a6a-7e68-42b4-9112-1277bcd91055.png?v=1774896747 Goserelin BP Impurity 5 Acetate Goserelin BP Impurity 5 Acetate|C4X-192035 https://www.jk-sci.com/products/s57c4x-192039 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/ts246cs-0085266 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/577730_e29c278a-0d72-4aeb-96af-1b92e3a1b147.png?v=1776463126 3,5-Dimethyl-4-nitroisoxazole | 1123-49-5 3,5-Dimethyl-4-nitroisoxazole|CS-0085266|1123-49-5 https://www.jk-sci.com/products/ts246cs-0085263 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5dffbac72c92dd07958c7507964515a0.jpg?v=1776463120 3-(p-Tolyl)isoxazol-5-amine | 28883-91-2 3-(p-Tolyl)isoxazol-5-amine|CS-0085263|28883-91-2 https://www.jk-sci.com/products/s57c4x-192040 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-192044 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_84a4331f-ab99-423c-8032-c897dee5e420.png?v=1774639122 Des-Pyr1-Goserelin Trifluoroacetate Des-Pyr1-Goserelin Trifluoroacetate|C4X-192044 https://www.jk-sci.com/products/ts246cs-0085229 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7f2a763dda12c9822f5f7979bb003b1a.jpg?v=1776463085 7-Fluoro-2H-benzo[b][1,4]oxazin-3(4H)-one | 103361-99-5 7-Fluoro-2H-benzo[b][1,4]oxazin-3(4H)-one|CS-0085229|103361-99-5 https://www.jk-sci.com/products/s57c4x-192042 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7232674d-f661-4f25-84c7-493b0a082b8c.png?v=1774971941 Goserelin Impurity 42 TFA Salt Goserelin Impurity 42 TFA Salt|C4X-192042 https://www.jk-sci.com/products/ts246cs-0085286 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/212ff4befa5a1e292a0f13c8d610ce43.jpg?v=1776463144 5-(4-Methoxyphenyl)isoxazole-3-carboxylic acid | 33282-16-5 5-(4-Methoxyphenyl)isoxazole-3-carboxylic acid|CS-0085286|33282-16-5 https://www.jk-sci.com/products/j5315736 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/608ff1ed09c0f1999edaafb3e2b5b194.jpg?v=1776333467 L-a-(5-Bromothienyl)alanine | 154593-58-5 L-a-(5-Bromothienyl)alanine|15736|154593-58-5 https://www.jk-sci.com/products/ts246cs-0085338 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/505317.png?v=1776463188 6-Bromo-3-methylbenzo[d]isoxazole | 66033-69-0 6-Bromo-3-methylbenzo[d]isoxazole|CS-0085338|66033-69-0 https://www.jk-sci.com/products/s57c4x-192046 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b951dafe-b4d4-4961-a0f2-7e6fb2b1cbc8.png?v=1775071665 Goserelin EP Impurity L TFA Goserelin EP Impurity L TFA|C4X-192046 https://www.jk-sci.com/products/ts246cs-0085344 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/602561.png?v=1776463194 1,3-Bis(2,6-diisopropylphenyl)-1H-imidazol-3-ium tetrafluoroborate | 286014-25-3 1,3-Bis(2,6-diisopropylphenyl)-1H-imidazol-3-ium tetrafluoroborate|CS-0085344|286014-25-3 https://www.jk-sci.com/products/ts246cs-0085350 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7cd45dc07f2ecedd774a95cd5440f6c1.jpg?v=1776463200 5-Chloro-1H-indazol-3-amine | 5685-72-3 5-Chloro-1H-indazol-3-amine|CS-0085350|5685-72-3 https://www.jk-sci.com/products/j5315753 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e400b004a3022feb11729f2d783a8970.jpg?v=1776333489 Boc-(R)-a-(4-chlorobenzyl)proline | 959582-49-1 Boc-(R)-a-(4-chlorobenzyl)proline|15753|959582-49-1 https://www.jk-sci.com/products/j5315739 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/95420220c081cdea760ccd2669cfb209.jpg?v=1776333476 (S)-3-Amino-3-(6-methoxy-3-pyridyl)propionic acid | 877119-70-5 (S)-3-Amino-3-(6-methoxy-3-pyridyl)propionic acid|15739|877119-70-5 https://www.jk-sci.com/products/j5315808 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4f82ae1f1839109a63080b33fbe5594c.jpg?v=1776333518 Boc-(R)-a-(4-trifluoromethylbenzyl)proline | 957310-45-1 Boc-(R)-a-(4-trifluoromethylbenzyl)proline|15808|957310-45-1 https://www.jk-sci.com/products/j5315868 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d8dcd3f3fcf13d75022587a5762c4d3d.jpg?v=1776333548 Boc-(R)-a-(2-furanylmethyl)proline | 959582-72-0 Boc-(R)-a-(2-furanylmethyl)proline|15868|959582-72-0 https://www.jk-sci.com/products/j5315762 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/82066e85506d8ed53f01aa3df4ef5f3f.jpg?v=1776333504 Boc-(S)-a-phenethylproline | 959576-65-9 Boc-(S)-a-phenethylproline|15762|959576-65-9 https://www.jk-sci.com/products/j5315891 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8eeb88cbb0e1b764eb78b8b214829e87.jpg?v=1776333572 (R)-g-Benzyl-L-proline·HCl | 1279049-67-0 (R)-g-Benzyl-L-proline·HCl|15891|1279049-67-0 https://www.jk-sci.com/products/j5315904 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3e60bb8927c74686f3ec859798b3f29b.jpg?v=1776333594 Boc-(R)-g-(4-chlorobenzyl)-L-proline | 959576-35-3 Boc-(R)-g-(4-chlorobenzyl)-L-proline|15904|959576-35-3 https://www.jk-sci.com/products/j5315928 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/467cf8fc16bfdca9ccc7c5e95911982d.jpg?v=1776333620 Boc-(R)-g-(2,4-dichlorobenzyl)-L-proline | 959582-83-3 Boc-(R)-g-(2,4-dichlorobenzyl)-L-proline|15928|959582-83-3 https://www.jk-sci.com/products/ts246cs-0085357 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/329275.png?v=1776463210 1,3-Bis(2,4,6-trimethylphenyl)imidazolium tetrafluoroborate | 286014-53-7 1,3-Bis(2,4,6-trimethylphenyl)imidazolium tetrafluoroborate|CS-0085357|286014-53-7 https://www.jk-sci.com/products/ts246cs-0085394 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/282093.png?v=1776463229 2-(Phenylthio)isoindoline-1,3-dione | 14204-27-4 2-(Phenylthio)isoindoline-1,3-dione|CS-0085394|14204-27-4 https://www.jk-sci.com/products/ts246cs-0085416 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d034fd70c6adcfc0de91c06cf30c0961.jpg?v=1776463246 1'-Benzyl-3,7-diazaspiro[bicyclo[3.3.1]nonane-9,4'-piperidine]-2,4,6,8-tetraone | 1176981-06-8 1'-Benzyl-3,7-diazaspiro[bicyclo[3.3.1]nonane-9,4'-piperidine]-2,4,6,8-tetraone|CS-0085416|1176981-06-8 https://www.jk-sci.com/products/ts246cs-0085566 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6dd705445028713ce6dee82d7d759cca.jpg?v=1776463267 2-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl)propanenitrile | 1612174-34-1 2-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl)propanenitrile|CS-0085566|1612174-34-1 https://www.jk-sci.com/products/ts246cs-0085609 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f0f12d36dc629bd85c451efbd07a676f.jpg?v=1776463300 3-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl)butanenitrile | 1233526-43-6 3-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl)butanenitrile|CS-0085609|1233526-43-6 https://www.jk-sci.com/products/ts246cs-0085628 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5d5dab41-81c3-4992-ae5b-1d7e299f12c4.png?v=1776463313 Chloroiridic acid,Ir 35% in HCl | 16941-92-7 Chloroiridic acid,Ir 35% in HCl|CS-0085628|16941-92-7 https://www.jk-sci.com/products/j5312564 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ff74f5850fcfd5e55e855adb0c15df9d_87c36c8d-b898-4411-b279-59479bdf107c.jpg?v=1776330434 4-Benzyloxybenzyl alcohol resin (0.4 - 1.0 mmol/g, 50 - 100 mesh) | 201058-08-4 4-Benzyloxybenzyl alcohol resin (0.4 - 1.0 mmol/g, 50 - 100 mesh)|12564|201058-08-4 https://www.jk-sci.com/products/s57c4x-19231 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/244122.png?v=1774741440 Tetracaine EP Impurity A | 150-13-0 Tetracaine EP Impurity A|C4X-19231|150-13-0 https://www.jk-sci.com/products/s57c4x-19212 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/462924.png?v=1774642515 Testosterone EP Impurity E | 1045-69-8 Testosterone EP Impurity E|C4X-19212|1045-69-8 https://www.jk-sci.com/products/s57c4x-19223 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/279605.png?v=1775060896 Estazolam Impurity 3 | 10352-28-0 Estazolam Impurity 3|C4X-19223|10352-28-0 https://www.jk-sci.com/products/s57c4x-192313 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/411832.png?v=1775142013 Tetracaine Impurity 13 | 99-77-4 Tetracaine Impurity 13|C4X-192313|99-77-4 https://www.jk-sci.com/products/ts246cs-0085697 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3f5d309f537ea12f78edc23a710e57fe.jpg?v=1776463346 (S)-Pyrrolidin-2-yldi-p-tolylmethanol | 131180-52-4 (S)-Pyrrolidin-2-yldi-p-tolylmethanol|CS-0085697|131180-52-4 https://www.jk-sci.com/products/ts246cs-0085637 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a4f027d554c94a829cca8787120380b2.jpg?v=1776463319 2-Amino-N-(2-(dimethylamino)ethyl)-2-methylpropanamide dihydrochloride | 1219957-57-9 2-Amino-N-(2-(dimethylamino)ethyl)-2-methylpropanamide dihydrochloride|CS-0085637|1219957-57-9 https://www.jk-sci.com/products/s57c4x-192319 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-192320 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-192322 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/57482dd27d05a2de4e890f228f1eae85.jpg?v=1776415814 Tetracaine Impurity 22 | 794457-79-7 Tetracaine Impurity 22|C4X-192322|794457-79-7 https://www.jk-sci.com/products/ts246cs-0085709 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/381574.png?v=1776463361 (S)-2-Amino-1,1,3-triphenylpropan-1-ol | 79868-78-3 (S)-2-Amino-1,1,3-triphenylpropan-1-ol|CS-0085709|79868-78-3 https://www.jk-sci.com/products/s57c4x-19233 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b40a3a4399a24611ca61c5dccf00b9ec.jpg?v=1776415817 Tetracaine EP Impurity C | 71839-12-8 Tetracaine EP Impurity C|C4X-19233|71839-12-8 https://www.jk-sci.com/products/s57c4x-19241 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/509107.png?v=1774725093 Urapidil Impurity 1 | 34654-80-3 Urapidil Impurity 1|C4X-19241|34654-80-3 https://www.jk-sci.com/products/s57c4x-19235 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/536224.png?v=1774668969 Tetracaine Impurity 5 | 94-32-6 Tetracaine Impurity 5|C4X-19235|94-32-6 https://www.jk-sci.com/products/s57c4x-19237 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/261df799f99fe3d295d9b12e2884cad3.jpg?v=1776415821 Tetracaine Impurity 7 | 10012-47-2 Tetracaine Impurity 7|C4X-19237|10012-47-2 https://www.jk-sci.com/products/j5314304 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9c87697b9ecfba97b99bf11ac0909d13.jpg?v=1776331279 L-2-Naphthylalanine methyl ester hydrochloride | 63024-26-0 L-2-Naphthylalanine methyl ester hydrochloride|14304|63024-26-0 https://www.jk-sci.com/products/ts246cs-0085732 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/505762_366b4405-89ff-43c3-b4d7-d8616ecd294f.png?v=1776463378 2,6-Bis(pyridin-2-yl)-4-pyridone | 128143-88-4 2,6-Bis(pyridin-2-yl)-4-pyridone|CS-0085732|128143-88-4 https://www.jk-sci.com/products/ts246cs-0085716 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9e15b8c36de3f3105b7bd30058de97e9.jpg?v=1776463372 (E)-1-Fluoro-3-(2-nitrovinyl)benzene | 1979-49-3 (E)-1-Fluoro-3-(2-nitrovinyl)benzene|CS-0085716|1979-49-3 https://www.jk-sci.com/products/j5314786 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/985b8f44649dcb8a35118c52ae5755d1.jpg?v=1776331715 Boc-b-iodo-Ala-OMe | 93267-04-0 Boc-b-iodo-Ala-OMe|14786|93267-04-0 https://www.jk-sci.com/products/j5315044 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d42a379907bc71057908ad1801250c9e.jpg?v=1776331976 Fmoc-3-pyrenyl-L-alanine | 183071-07-0 Fmoc-3-pyrenyl-L-alanine|15044|183071-07-0 https://www.jk-sci.com/products/j5315097 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/abd09225be5b9af77e714a3a175795b4.jpg?v=1776332139 Boc-3-bromo-D-phenylalanine | 261360-77-4 Boc-3-bromo-D-phenylalanine|15097|261360-77-4 https://www.jk-sci.com/products/j5315158 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/928bfbcf4b52388c7cd5bdbbacaa468e.jpg?v=1776332294 Boc-N-methyl-DL-phenylglycine | 30925-08-7 Boc-N-methyl-DL-phenylglycine|15158|30925-08-7 https://www.jk-sci.com/products/j5315333 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ea44bc9bffd12368442bcdfdacb17b33.jpg?v=1776332658 4-Bromo-L-b-homophenylalanine hydrochloride | 270062-84-5 4-Bromo-L-b-homophenylalanine hydrochloride|15333|270062-84-5 https://www.jk-sci.com/products/ts246cs-0085783 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/120820.png?v=1776463409 (1,5-Cyclooctadiene)dimethylplatinum(II) | 12266-92-1 (1,5-Cyclooctadiene)dimethylplatinum(II)|CS-0085783|12266-92-1 https://www.jk-sci.com/products/ts246cs-0085797 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/354262.png?v=1776463420 5-Methyl-2-phenylpyridine | 27012-22-2 5-Methyl-2-phenylpyridine|CS-0085797|27012-22-2 https://www.jk-sci.com/products/s57c4x-192415 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/367102.png?v=1774734541 Urapidil | 34661-75-1 Urapidil|C4X-192415|34661-75-1 https://www.jk-sci.com/products/ts246cs-0085881 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/790271.png?v=1776463451 (11bS)?-N,?N-Diethyl-dinaphtho[2,?1-?d:1',?2'-?f]?[1,?3,?2]?dioxaphosphepin-?4-?amine | 252288-04-3 (11bS)?-N,?N-Diethyl-dinaphtho[2,?1-?d:1',?2'-?f]?[1,?3,?2]?dioxaphosphepin-?4-?amine|CS-0085881|252288-04-3 https://www.jk-sci.com/products/j5315242 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9c1a5eb5fa88340ba41de518e317d931.jpg?v=1776332440 Boc-4-chloro-D-b-homophenylalanine | 218608-96-9 Boc-4-chloro-D-b-homophenylalanine|15242|218608-96-9 https://www.jk-sci.com/products/j5315295 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6c58cc3605b800c3ef0357a86513959e.jpg?v=1776332572 Fmoc-3-methyl-D-b-homophenylalanine | 269398-84-7 Fmoc-3-methyl-D-b-homophenylalanine|15295|269398-84-7 https://www.jk-sci.com/products/ts246cs-0085959 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_38bf0b00-59b5-409a-a0a7-5b7f645ba968.png?v=1776463477 (1,5-Cyclooctadiene)(hexafluoroacetylacetonato)iridium(I) | 34801-95-1 (1,5-Cyclooctadiene)(hexafluoroacetylacetonato)iridium(I)|CS-0085959|34801-95-1 https://www.jk-sci.com/products/ts246cs-0086017 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/351323.png?v=1776463500 cis-Pt(PEt3)2(Cl)2 | 15692-07-6 cis-Pt(PEt3)2(Cl)2|CS-0086017|15692-07-6 https://www.jk-sci.com/products/j5315359 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5ff8bd790893bed2ad6ed0ece732e9ab.jpg?v=1776332716 2,4-Dichloro-L-b-homophenylalanine hydrochloride | 270063-47-3 2,4-Dichloro-L-b-homophenylalanine hydrochloride|15359|270063-47-3 https://www.jk-sci.com/products/j5315381 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2cf1aae3f1b4110e1ed7f9fa338c873a.jpg?v=1776332767 4-Trifluoromethyl-L-b-homophenylalanine hydrochloride | 270065-79-7 4-Trifluoromethyl-L-b-homophenylalanine hydrochloride|15381|270065-79-7 https://www.jk-sci.com/products/j5315404 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/de070c19ce8c9ded73bcb14738fda076.jpg?v=1776332821 Fmoc-(2-furyl)-L-b-homoalanine | 270263-07-5 Fmoc-(2-furyl)-L-b-homoalanine|15404|270263-07-5 https://www.jk-sci.com/products/ts246cs-0086027 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/494486.png?v=1776463515 (2S,4S)-2,4-Bis(diphenylphosphino)pentane | 77876-39-2 (2S,4S)-2,4-Bis(diphenylphosphino)pentane|CS-0086027|77876-39-2 https://www.jk-sci.com/products/s57c4x-192420 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_fd117883-5cf5-4818-87e8-8d9c3e0c4641.png?v=1774661206 Urapidil Impurity 20 Urapidil Impurity 20|C4X-192420 https://www.jk-sci.com/products/ts246cs-0086075 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8e716d31051df3fe9dffabbb525332ae.jpg?v=1776463549 5-(4-Methoxycarbonylphenyl)-10,15,20-triphenylporphyrin | 119730-06-2 5-(4-Methoxycarbonylphenyl)-10,15,20-triphenylporphyrin|CS-0086075|119730-06-2 https://www.jk-sci.com/products/j5315439 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9c92914f820219b7eb4ae9a8f4e817e9.jpg?v=1776332907 Fmoc-(R)-3-amino-3-(3-nitrophenyl)propionic acid | 374791-04-5 Fmoc-(R)-3-amino-3-(3-nitrophenyl)propionic acid|15439|374791-04-5 https://www.jk-sci.com/products/j5315421 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ecc7ec066348eff01ec1c589246e84cc.jpg?v=1776332859 Boc-L-b-homopropargylglycine | 270596-47-9 Boc-L-b-homopropargylglycine|15421|270596-47-9 https://www.jk-sci.com/products/ts246cs-0086364 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/45797127b874cfdb6bc610e723b6d873.jpg?v=1776463594 (R)-3,3'-Di-9-anthracenyl-1,1'-bi-2-naphthol | 361342-49-6 (R)-3,3'-Di-9-anthracenyl-1,1'-bi-2-naphthol|CS-0086364|361342-49-6 https://www.jk-sci.com/products/j5315472 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/271b568b243d95dff3af74a360e32ee1.jpg?v=1776332958 Boc-(R)-a-benzylproline | 706806-60-2 Boc-(R)-a-benzylproline|15472|706806-60-2 https://www.jk-sci.com/products/ts246cs-0086433 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/56802b558b7b33298f185e02a70ff128.jpg?v=1776463643 (R)-VAPOL | 147702-16-7 (R)-VAPOL|CS-0086433|147702-16-7 https://www.jk-sci.com/products/s57c4x-192427 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/345d983ab08a6a41762738620d9159f7.jpg?v=1776415830 Urapidil Impurity 27 | 31737-09-4 Urapidil Impurity 27|C4X-192427|31737-09-4 https://www.jk-sci.com/products/ts246cs-0086239 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9bcc808fe2e47ef1e349a1f945df8163.jpg?v=1776463573 Propynol Ethoxylate | 3973-18-0 Propynol Ethoxylate|CS-0086239|3973-18-0 https://www.jk-sci.com/products/ts246cs-0071855 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/492597_d2fcef1d-a53d-4a53-b475-00f2bcc2ea31.png?v=1776460107 4-Naphthalen-1-yl-thiazol-2-ylamine | 56503-96-9 4-Naphthalen-1-yl-thiazol-2-ylamine|CS-0071855|56503-96-9 https://www.jk-sci.com/products/j5315511 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6733cfeaa2d1df2fbcd0bbc67768a489.jpg?v=1776333036 Fmoc-4-fluoro-D-b-homophenylalanine | 331763-70-3 Fmoc-4-fluoro-D-b-homophenylalanine|15511|331763-70-3 https://www.jk-sci.com/products/j5315539 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/46e31c29b9d6c2b55285bd23ed5f8218.jpg?v=1776333089 Boc-(R)-3-amino-3-(2-fluorophenyl)propionic acid | 500789-03-7 Boc-(R)-3-amino-3-(2-fluorophenyl)propionic acid|15539|500789-03-7 https://www.jk-sci.com/products/j5315580 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bea2fa2aac8c06ae34b779308e093dbd.jpg?v=1776333167 Boc-(S)-3-amino-3-(3-trifluoromethylphenyl)propionic acid | 500770-78-5 Boc-(S)-3-amino-3-(3-trifluoromethylphenyl)propionic acid|15580|500770-78-5 https://www.jk-sci.com/products/s57c4x-17755 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2c2d7077320faabb43881d7cb136f60e.jpg?v=1776414710 Vancomycin EP Impurity D | 101485-50-1 Vancomycin EP Impurity D|C4X-17755|101485-50-1 https://www.jk-sci.com/products/s57c4x-172814 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-181315 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-17976 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_fa80f93f-f426-4cf0-99e3-d578008fd21b.png?v=1775071640 Tenofovir Alafenamide Impurity 6 Tenofovir Alafenamide Impurity 6|C4X-17976 https://www.jk-sci.com/products/s57c4x-18211 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/j5315588 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/238c09a5788e683113085cebed758597.jpg?v=1776333187 Fmoc-(S)-3-amino-3-(4-trifluoromethylphenyl)propionic acid | 507472-21-1 Fmoc-(S)-3-amino-3-(4-trifluoromethylphenyl)propionic acid|15588|507472-21-1 https://www.jk-sci.com/products/s57c4x-18248 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9f6b3e057bdf837b5530f7496bd9894c.jpg?v=1776415128 Cefcapene Impurity 8 | 153012-37-4 Cefcapene Impurity 8|C4X-18248|153012-37-4 https://www.jk-sci.com/products/j5315597 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4bfc2ccbebdc7f536b8b85941dcf482d.jpg?v=1776333208 Boc-(R)-3-amino-3-(4-cyanophenyl)propionic acid | 501015-22-1 Boc-(R)-3-amino-3-(4-cyanophenyl)propionic acid|15597|501015-22-1 https://www.jk-sci.com/products/s57c4x-183013 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7dd3f2fa6767db257dab9a4fd88550c0.jpg?v=1776415168 Lacosamide EP Impurity E(R-Isomer) | 175481-39-7 Lacosamide EP Impurity E(R-Isomer)|C4X-183013|175481-39-7 https://www.jk-sci.com/products/s57c4x-18339 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/33abf9ee0a4dc20683fdb1f31a812106.jpg?v=1776415227 Peramivir Impurity 9 | 1352062-19-1 Peramivir Impurity 9|C4X-18339|1352062-19-1 https://www.jk-sci.com/products/s57c4x-18375 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e07ace0d081b00725850eaed1a5f4cc3.jpg?v=1776415262 Clemastine Impurity 5 Fumarate (S,R-isomer) | 61826-32-2 Clemastine Impurity 5 Fumarate (S,R-isomer)|C4X-18375|61826-32-2 https://www.jk-sci.com/products/s57c4x-184028 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/120432_ee25e884-af6a-4af7-84c2-b139e3237608.png?v=1774727002 Epinastine Impurity 28 | 532-55-8 Epinastine Impurity 28|C4X-184028|532-55-8 https://www.jk-sci.com/products/ts246cs-0080680 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e281fa5bcdf01d46b5105c310288f921.jpg?v=1776461713 2-Oxo-1,2-dihydroquinoline-6-sulfonyl chloride | 569340-07-4 2-Oxo-1,2-dihydroquinoline-6-sulfonyl chloride|CS-0080680|569340-07-4 https://www.jk-sci.com/products/s57c4x-184227 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-18455 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/332021_cb1f431e-0a7b-44d3-b122-7861db206031.png?v=1775140600 Neomycin Sulfate EP Impurity E | 1263-89-4 Neomycin Sulfate EP Impurity E|C4X-18455|1263-89-4 https://www.jk-sci.com/products/s57c4x-184945 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0fcf4c6621bbb3bf916d8e069442074d.jpg?v=1776415381 Adrenaline EP Impurity D | 317351-40-9 Adrenaline EP Impurity D|C4X-184945|317351-40-9 https://www.jk-sci.com/products/s57c4x-185412 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/21fb3703f7711049932d998fa8f05d81.jpg?v=1776415426 Arotinolol Impurity 12 | 1365760-23-1 Arotinolol Impurity 12|C4X-185412|1365760-23-1 https://www.jk-sci.com/products/ts246cs-0081638 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/34abcb0f64af9286192f985f8fc1472b.jpg?v=1776462003 6-Iodo-2,3-dihydro-[1,4]dioxino[2,3-b]pyridine | 1246088-42-5 6-Iodo-2,3-dihydro-[1,4]dioxino[2,3-b]pyridine|CS-0081638|1246088-42-5 https://www.jk-sci.com/products/j5315606 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b67272216336caa85e775f5a328e0a25.jpg?v=1776333225 Fmoc-(S)-3-amino-3-(2-nitrophenyl)propionic acid | 507472-25-5 Fmoc-(S)-3-amino-3-(2-nitrophenyl)propionic acid|15606|507472-25-5 https://www.jk-sci.com/products/s57c4x-185014 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b80656de-74d0-41c7-b50f-91c6f3632a53.png?v=1775055874 Atracurium Impurity 14 Atracurium Impurity 14|C4X-185014 https://www.jk-sci.com/products/s57c4x-18553 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4c81bf056904506ec6a1bd330cfe3591.jpg?v=1776415445 Aminophylline EP Impurity C | 7597-60-6 Aminophylline EP Impurity C|C4X-18553|7597-60-6 https://www.jk-sci.com/products/ts246cs-0083340 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/322718.png?v=1776462341 1-(2-(Trifluoromethoxy)phenyl)thiourea | 175205-24-0 1-(2-(Trifluoromethoxy)phenyl)thiourea|CS-0083340|175205-24-0 https://www.jk-sci.com/products/ts246cs-0082469 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a3f4149dc9b1e22aaf878e126efbddba.jpg?v=1776462199 S-Nitroso-N-acetyl-DL-penicillamine | 67776-06-1 S-Nitroso-N-acetyl-DL-penicillamine|CS-0082469|67776-06-1 https://www.jk-sci.com/products/s57c4x-18731 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/606218_f622aa49-dfd2-4dc9-a596-10e2d1ceec3f.png?v=1774726054 Vitamin B1 Monophosphate Chloride | 532-40-1 Vitamin B1 Monophosphate Chloride|C4X-18731|532-40-1 https://www.jk-sci.com/products/s57c4x-18587 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d1e09c979ab8a1432f1bf4f16dfee6bf.jpg?v=1776415458 Trimebutine EP Impurity E HCl | 294882-33-0 Trimebutine EP Impurity E HCl|C4X-18587|294882-33-0 https://www.jk-sci.com/products/s57c4x-186233 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2bece05440f1a9b63cfcae3e505341dd.jpg?v=1776415478 pGlu-His-L-Trp-Ser-Tyr-D-Trp-D-Leu-Arg-Pro-Gly-NH2 | 321709-37-9 pGlu-His-L-Trp-Ser-Tyr-D-Trp-D-Leu-Arg-Pro-Gly-NH2|C4X-186233|321709-37-9 https://www.jk-sci.com/products/s57c4x-18735 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5ec4f6ab2c27bbb76c9e97b55a15e597.jpg?v=1776415510 Thiamine Nitrate EP Impurity D | 490-82-4 Thiamine Nitrate EP Impurity D|C4X-18735|490-82-4 https://www.jk-sci.com/products/ts246cs-0083939 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_216afc5f-aba9-458c-89c7-3756e886223d.png?v=1776462462 RockPhos Pd G3 | 2009020-38-4 RockPhos Pd G3|CS-0083939|2009020-38-4 https://www.jk-sci.com/products/j5315634 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d46f361682582a3cc3737e071cd93daa.jpg?v=1776333269 Boc-(S)-3-amino-3-(2-methoxyphenyl)propionic acid | 499995-76-5 Boc-(S)-3-amino-3-(2-methoxyphenyl)propionic acid|15634|499995-76-5 https://www.jk-sci.com/products/s57c4x-187417 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/350563_fa890a3d-33c9-480b-83c1-295dfe43315e.png?v=1774882316 Cyanocobalamin /Vitamin B12 Impurity 17 | 3171-45-7 Cyanocobalamin /Vitamin B12 Impurity 17|C4X-187417|3171-45-7 https://www.jk-sci.com/products/s57c4x-187747 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_09bcb452-8073-41ad-ad12-2714aa9fc47f.png?v=1774891678 Pyridoxine Impurity 19 DiHCl Pyridoxine Impurity 19 DiHCl|C4X-187747 https://www.jk-sci.com/products/s57c4x-18763 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-187515 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/ts246cs-0084249 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d58edd0dcb1d9949c15082e489df09e4.jpg?v=1776462559 5-Ethyl-3-((pyrrolidin-3-ylmethoxy)methyl)-1,2,4-oxadiazole | 914299-45-9 5-Ethyl-3-((pyrrolidin-3-ylmethoxy)methyl)-1,2,4-oxadiazole|CS-0084249|914299-45-9 https://www.jk-sci.com/products/j5315660 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/43808e95d99e2858bc79c7b5ad26c1fc.jpg?v=1776333330 Fmoc-(R)-3-amino-3-(4-hydroxyphenyl)propionic acid | 511272-36-9 Fmoc-(R)-3-amino-3-(4-hydroxyphenyl)propionic acid|15660|511272-36-9 https://www.jk-sci.com/products/j5315640 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/13560e44b165054875638b6b35e4b282.jpg?v=1776333287 Boc-(S)-3-amino-3-(3-methoxyphenyl)propionic acid | 499995-77-6 Boc-(S)-3-amino-3-(3-methoxyphenyl)propionic acid|15640|499995-77-6 https://www.jk-sci.com/products/s57c4x-1878 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/432039_31a3eae0-7998-4ad9-8db5-04b2d30d7da9.png?v=1774713015 Chlormezanone | 80-77-3 Chlormezanone|C4X-1878|80-77-3 https://www.jk-sci.com/products/j5315683 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b91066d145a3042a246e3d169657855f.jpg?v=1776333357 Boc-(S)-3-amino-3-(3,4-dimethoxyphenyl)propionic acid | 499995-84-5 Boc-(S)-3-amino-3-(3,4-dimethoxyphenyl)propionic acid|15683|499995-84-5 https://www.jk-sci.com/products/ts246cs-0108418 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/622886.png?v=1776474894 (S)-1-[(Rp)-2-[Bis(4-methoxy-3,5-dimethylphenyl) phosphino]ferrocenyl]ethyldi-o-tolylphosphine | 849924-52-3 (S)-1-[(Rp)-2-[Bis(4-methoxy-3,5-dimethylphenyl) phosphino]ferrocenyl]ethyldi-o-tolylphosphine|CS-0108418|849924-52-3 https://www.jk-sci.com/products/s57c4x-188412 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c5ec86aa-72fc-4666-9ece-87042343e9a0.png?v=1775070477 Etomidate Impurity 12 Etomidate Impurity 12|C4X-188412 https://www.jk-sci.com/products/ts246cs-0084380 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4edbae1e6a926428f92bb8b64f18fdf0.jpg?v=1776462638 6-Fluoroimidazo[1,2-a]pyridine-3-carboxylic acid | 1019021-85-2 6-Fluoroimidazo[1,2-a]pyridine-3-carboxylic acid|CS-0084380|1019021-85-2 https://www.jk-sci.com/products/s57c4x-189115 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/ts246cs-0084583 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2f88156502bc0ae9395de7890ec90110.jpg?v=1776462711 5-Chloropyrimidine-4-carboxylic acid | 64224-65-3 5-Chloropyrimidine-4-carboxylic acid|CS-0084583|64224-65-3 https://www.jk-sci.com/products/s57c4x-18918 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c3b75d9476d410b8d48a38a761cb0272.jpg?v=1776415615 Esmolol Impurity 8 | 81147-94-6 Esmolol Impurity 8|C4X-18918|81147-94-6 https://www.jk-sci.com/products/s57c4x-189411 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/214911_e6193ca4-5594-4326-8ecc-fdefe358843e.png?v=1774725086 Ethambutol Impurity 11 | 5856-63-3 Ethambutol Impurity 11|C4X-189411|5856-63-3 https://www.jk-sci.com/products/s57c4x-189134 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/211544_479caba8-a36e-4be2-9e17-324dc15a26b3.png?v=1774713025 Esmolol Impurity 34 | 7249-16-3 Esmolol Impurity 34|C4X-189134|7249-16-3 https://www.jk-sci.com/products/ts246cs-0084782 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/418885_acad6152-1176-4953-8ba4-e26d66a89d86.png?v=1776462799 N-(4-Chloropyridin-2-yl)acetamide | 245056-66-0 N-(4-Chloropyridin-2-yl)acetamide|CS-0084782|245056-66-0 https://www.jk-sci.com/products/s57c4x-18952 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4682ee2f3d1693ee4602006c9b416c33.jpg?v=1776415636 Flupentixol EP Impurity A Enantiomer | 2340-57-0 Flupentixol EP Impurity A Enantiomer|C4X-18952|2340-57-0 https://www.jk-sci.com/products/ts246cs-0084847 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3bb6323c43b3c8e745155d3fc2f5f4dd.jpg?v=1776462855 (S)-Butan-2-amine hydrochloride | 31519-50-3 (S)-Butan-2-amine hydrochloride|CS-0084847|31519-50-3 https://www.jk-sci.com/products/s57c4x-189919 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/256373_93291925-91a6-49da-9553-598161b77137.png?v=1774711513 Benzylpenicillin Impurity 19 | 4152-09-4 Benzylpenicillin Impurity 19|C4X-189919|4152-09-4 https://www.jk-sci.com/products/s57c4x-190210 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/214204_e50f3922-73d1-4219-bb18-91be48e320e7.png?v=1774670873 Salicylic acid Impurity 10 | 121-98-2 Salicylic acid Impurity 10|C4X-190210|121-98-2 https://www.jk-sci.com/products/j5315709 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6ec1a2414f19f1c34f5c7320a48fa043.jpg?v=1776333401 Fmoc-(S)-3-amino-3-(1-naphthyl)propionic acid | 507472-10-8 Fmoc-(S)-3-amino-3-(1-naphthyl)propionic acid|15709|507472-10-8 https://www.jk-sci.com/products/j5315722 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d76d15ceb84fc570b3fafcabb47dc6c6.jpg?v=1776333436 Boc-D-2-amino-5-phenylpentanoic acid dicyclohexylamine salt | 156130-68-6 Boc-D-2-amino-5-phenylpentanoic acid dicyclohexylamine salt|15722|156130-68-6 https://www.jk-sci.com/products/s57c4x-190343 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/830101ad80f0ed747b3ab913be19fe2f_4d040a43-d832-4904-a86e-0195f7158dee.jpg?v=1776415654 Lenalidomide Impurity 43 | 1061604-41-8 Lenalidomide Impurity 43|C4X-190343|1061604-41-8 https://www.jk-sci.com/products/ts246cs-0084985 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5bf262091f57cae3af510c74fbbc8f97.jpg?v=1776462928 Tris(2,2'-bipyrazine)ruthenium(II) hexafluorophosphate | 80907-56-8 Tris(2,2'-bipyrazine)ruthenium(II) hexafluorophosphate|CS-0084985|80907-56-8 https://www.jk-sci.com/products/s57c4x-190640 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3e44f670-4167-4b29-ad21-de4f9016eb91.png?v=1774660020 Sugammadex Impurity 40 Sugammadex Impurity 40|C4X-190640 https://www.jk-sci.com/products/s57c4x-19074 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/564c01f5867aaf0964cf0fb55ea4526a.jpg?v=1776415679 Nicorandil EP Impurity B | 6265-73-2 Nicorandil EP Impurity B|C4X-19074|6265-73-2 https://www.jk-sci.com/products/s57c4x-190812 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1459c1797fc636f756013b52e14ceb47.jpg?v=1776415695 Dopamine Impurity 12 HCl | 101089-44-5 Dopamine Impurity 12 HCl|C4X-190812|101089-44-5 https://www.jk-sci.com/products/ts246cs-0085183 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/153173.png?v=1776463025 Ethyl 2-iodobenzoate | 1829-28-3 Ethyl 2-iodobenzoate|CS-0085183|1829-28-3 https://www.jk-sci.com/products/s57c4x-190754 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f88c502d-0248-4615-80b7-8bc1ba8a1234.png?v=1775075321 Nicorandil Impurity 53 Formate Nicorandil Impurity 53 Formate|C4X-190754 https://www.jk-sci.com/products/ts246cs-0085234 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/11eaf23454ff8768d713af94f9759a32.jpg?v=1776463099 5-Fluoro-2H-benzo[b][1,4]oxazin-3(4H)-one | 1221502-66-4 5-Fluoro-2H-benzo[b][1,4]oxazin-3(4H)-one|CS-0085234|1221502-66-4 https://www.jk-sci.com/products/s57c4x-190820 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8da64e9ff8912d829e914c9c77e5e901_f68c1398-0306-4dd1-8302-f04b56d20c07.jpg?v=1776415699 Dopamine Impurity 20 | 138937-28-7 Dopamine Impurity 20|C4X-190820|138937-28-7 https://www.jk-sci.com/products/s57c4x-190826 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/202760_4029558a-b9a2-4ddd-a62d-cd7b43ca0f43.png?v=1775060889 Dopamine Impurity 26 | 3131-52-0 Dopamine Impurity 26|C4X-190826|3131-52-0 https://www.jk-sci.com/products/ts246cs-0085282 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a1f8d18e1ea86cfc19a4174db1b04336.jpg?v=1776463138 Methyl 2-fluoro-3-hydroxybenzoate | 1214324-64-7 Methyl 2-fluoro-3-hydroxybenzoate|CS-0085282|1214324-64-7 https://www.jk-sci.com/products/ts246cs-0085341 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/308146_c7e50bff-41e2-4d4f-a638-fa1567c6c570.png?v=1776463191 1,3-Diisopropylimidazolium chloride | 139143-09-2 1,3-Diisopropylimidazolium chloride|CS-0085341|139143-09-2 https://www.jk-sci.com/products/ts246cs-0085354 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/344044_39bd6e60-caf3-46dd-b335-b9e649b7da2a.png?v=1776463207 Methyl 5-chloro-1H-indazole-3-carboxylate | 1079-46-5 Methyl 5-chloro-1H-indazole-3-carboxylate|CS-0085354|1079-46-5 https://www.jk-sci.com/products/j5315731 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e46ee1a11e45e415fcc70b2ee83b3418.jpg?v=1776333455 Fmoc-D-b-homophenylalanine | 209252-16-4 Fmoc-D-b-homophenylalanine|15731|209252-16-4 https://www.jk-sci.com/products/j5315738 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4e89575847979d3c66a68c69c277fb28.jpg?v=1776333473 (R)-3-Amino-3-(6-methoxy-3-pyridyl)propionic acid | 712321-46-5 (R)-3-Amino-3-(6-methoxy-3-pyridyl)propionic acid|15738|712321-46-5 https://www.jk-sci.com/products/ts246cs-0085406 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/474717_0110a75c-8565-4dbe-9b66-028f69de9caa.png?v=1776463246 Aluminum trifluoromethanesulfonate | 74974-61-1 Aluminum trifluoromethanesulfonate|CS-0085406|74974-61-1 https://www.jk-sci.com/products/j5315755 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7dee7f75e35755f696d72c6d0a3c4206.jpg?v=1776333495 Boc-(S)-a-(4-chlorobenzyl)proline | 1217777-96-2 Boc-(S)-a-(4-chlorobenzyl)proline|15755|1217777-96-2 https://www.jk-sci.com/products/j5315858 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b88d0ac0d752dd71b1bd87571e28bae7.jpg?v=1776333536 Boc-(S)-a-(2-thiophenylmethyl)-proline | 1217823-56-7 Boc-(S)-a-(2-thiophenylmethyl)-proline|15858|1217823-56-7 https://www.jk-sci.com/products/ts246cs-0085593 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/602300.png?v=1776463294 Cesiumacetate | 3396-11-0 Cesiumacetate|CS-0085593|3396-11-0 https://www.jk-sci.com/products/j5315900 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/44dc49c0dc57378c675ca91878f31958.jpg?v=1776333583 Boc-(R)-g-(2-chlorobenzyl)-L-proline | 959581-51-2 Boc-(R)-g-(2-chlorobenzyl)-L-proline|15900|959581-51-2 https://www.jk-sci.com/products/j5315978 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e7fd89c2e0295ef9033d4cc9ccf6f184.jpg?v=1776333663 Boc-(R)-g-allyl-L-proline | 224645-82-3 Boc-(R)-g-allyl-L-proline|15978|224645-82-3 https://www.jk-sci.com/products/j5315985 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9d92c333fca0294926046f1a34dd1d6d.jpg?v=1776333685 (±)-trans-4-(3-Fluorophenyl)pyrrolidine-3-carboxylic acid hydrochloride | 1284227-02-6 (±)-trans-4-(3-Fluorophenyl)pyrrolidine-3-carboxylic acid hydrochloride|15985|1284227-02-6 https://www.jk-sci.com/products/s57c4x-190829 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/417299_c9366afd-db66-42bc-86bf-c33a87d2e480.png?v=1774642511 Dopamine Impurity 29 | 15806-29-8 Dopamine Impurity 29|C4X-190829|15806-29-8 https://www.jk-sci.com/products/j5315992 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/28ffd9087f253b2f887a558331ae3a3e.jpg?v=1776333701 (±)-trans-4-(4-Chlorophenyl)pyrrolidine-3-carboxylic acid hydrochloride | 1047651-82-0 (±)-trans-4-(4-Chlorophenyl)pyrrolidine-3-carboxylic acid hydrochloride|15992|1047651-82-0 https://www.jk-sci.com/products/j5316009 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bb659c14fb32adde787dee790b7259b4.jpg?v=1776333737 Boc-(±)-trans-4-(3-nitrophenyl)pyrrolidine-3-carboxylic acid | 959577-50-5 Boc-(±)-trans-4-(3-nitrophenyl)pyrrolidine-3-carboxylic acid|16009|959577-50-5 https://www.jk-sci.com/products/ts246cs-0085631 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/128773_77c5b730-569e-4a8a-ac94-3b840bfc393c.png?v=1776463316 Nickel(II) bromide | 13462-88-9 Nickel(II) bromide|CS-0085631|13462-88-9 https://www.jk-sci.com/products/j5315999 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/36a931f7a5a17ff4ef59670438132066.jpg?v=1776333719 Boc-(±)-trans-4-(4-bromophenyl)pyrrolidine-3-carboxylic acid | 1217829-96-3 Boc-(±)-trans-4-(4-bromophenyl)pyrrolidine-3-carboxylic acid|15999|1217829-96-3 https://www.jk-sci.com/products/j5316018 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f04e678aca70fd5ff950f9fd1723bd06.jpg?v=1776333763 (±)-trans-4-(2,3-Dichlorophenyl)pyrrolidine-3-carboxylic acid hydrochloride | 1392210-64-8 (±)-trans-4-(2,3-Dichlorophenyl)pyrrolidine-3-carboxylic acid hydrochloride|16018|1392210-64-8 https://www.jk-sci.com/products/j5316022 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7cc1b625d3c8afad1b1416337d2a6783.jpg?v=1776333776 (±)-trans-4-(3-Trifluoromethylphenyl)pyrrolidine-3-carboxylic acid hydrochloride | 1049978-65-5 (±)-trans-4-(3-Trifluoromethylphenyl)pyrrolidine-3-carboxylic acid hydrochloride|16022|1049978-65-5 https://www.jk-sci.com/products/ts246cs-0085698 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/258126.png?v=1776463349 Diphenylpropylphosphine | 7650-84-2 Diphenylpropylphosphine|CS-0085698|7650-84-2 https://www.jk-sci.com/products/s57c4x-190850 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5e975478-0bbf-46d9-8abd-700145c7ba1b.png?v=1774640831 Dopamine Impurity 50 Dopamine Impurity 50|C4X-190850 https://www.jk-sci.com/products/j5316027 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ca42aecc483a6a3293430caeedae3372.jpg?v=1776333788 (±)-trans-4-(3-Cyanophenyl)pyrrolidine-3-carboxylic acid hydrochloride | 1049734-95-3 (±)-trans-4-(3-Cyanophenyl)pyrrolidine-3-carboxylic acid hydrochloride|16027|1049734-95-3 https://www.jk-sci.com/products/j5316031 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7f281c8e6933a9252bec0411c32fcb03.jpg?v=1776333801 (±)-trans-4-(2-Methoxyphenyl)pyrrolidine-3-carboxylic acid hydrochloride | 1330750-51-0 (±)-trans-4-(2-Methoxyphenyl)pyrrolidine-3-carboxylic acid hydrochloride|16031|1330750-51-0 https://www.jk-sci.com/products/ts246cs-0085730 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/445560_c5cf718b-9e9a-48ed-95c7-6e4a1ba8e114.png?v=1776463375 (R)-1-(2-Fluorophenyl)ethanol | 162427-79-4 (R)-1-(2-Fluorophenyl)ethanol|CS-0085730|162427-79-4 https://www.jk-sci.com/products/j5316034 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bbe80bc73d128f5032c32fa190c709d1.jpg?v=1776333810 Boc-(±)-trans-4-(3-methoxyphenyl)pyrrolidine-3-carboxylic acid | 1217740-96-9 Boc-(±)-trans-4-(3-methoxyphenyl)pyrrolidine-3-carboxylic acid|16034|1217740-96-9 https://www.jk-sci.com/products/j5316058 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/21288f1e37322b0b4a885d18626c4e11.jpg?v=1776333868 (±)-trans-4-(3-Thienyl)pyrrolidine-3-carboxylic acid hydrochloride | 1864003-47-3 (±)-trans-4-(3-Thienyl)pyrrolidine-3-carboxylic acid hydrochloride|16058|1864003-47-3 https://www.jk-sci.com/products/ts246cs-0085793 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/317086_d15284c3-0225-4a6a-85c6-56bfb694e631.png?v=1776463415 Bathocuproine disulfonate (disodium) | 52698-84-7 Bathocuproine disulfonate (disodium)|CS-0085793|52698-84-7 https://www.jk-sci.com/products/ts246cs-0085908 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/962a47d14a15c442be3fc1915adedcfb.jpg?v=1776463457 Dimethyl 2, 2'-bipyridine-6, 6'-dicarboxylate | 142593-07-5 Dimethyl 2, 2'-bipyridine-6, 6'-dicarboxylate|CS-0085908|142593-07-5 https://www.jk-sci.com/products/j5316052 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/72bd3430e9f7bca0e981904d0dd2878d.jpg?v=1776333849 (±)-trans-4-(6-Methoxy-3-pyridinyl)pyrrolidine-3-carboxylic acid | 1048330-63-7 (±)-trans-4-(6-Methoxy-3-pyridinyl)pyrrolidine-3-carboxylic acid|16052|1048330-63-7 https://www.jk-sci.com/products/j5316106 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/066273a124f4c82e5d6cc97be4e1a592.jpg?v=1776333928 1-(Fmoc-amino)-4,9-dioxa-12-dodecanamine·HCl | 1274891-99-4 1-(Fmoc-amino)-4,9-dioxa-12-dodecanamine·HCl|16106|1274891-99-4 https://www.jk-sci.com/products/j5316123 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/993ccbb0731894d1c1368ce120efc96c.jpg?v=1776333979 Boc-cis-2-aminocyclohexanecarboxylic acid | 63216-49-9 Boc-cis-2-aminocyclohexanecarboxylic acid|16123|63216-49-9 https://www.jk-sci.com/products/ts246cs-0086023 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/314724_f65f8e26-07ba-4ff0-bbbc-53012994a883.png?v=1776463512 3-(Diphenylphosphino)benzenesulfonic acid sodium salt | 63995-75-5 3-(Diphenylphosphino)benzenesulfonic acid sodium salt|CS-0086023|63995-75-5 https://www.jk-sci.com/products/j5316078 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dd57a6ba31bee1e4b8243b5290b68de5.jpg?v=1776333896 2-(4-Boc-piperazinyl)-2-(3-trifluoromethylphenyl)acetic acid | 885274-26-0 2-(4-Boc-piperazinyl)-2-(3-trifluoromethylphenyl)acetic acid|16078|885274-26-0 https://www.jk-sci.com/products/j5316149 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/67ec1bf6eb32214d00330dc648afb9c1.jpg?v=1776334063 Na-(4,4-Dimethyl-2,6-dioxocyclohex-1-ylidene)ethyl-Ng-Fmoc-L-2,4-diaminobutyric acid | 1263045-85-7 Na-(4,4-Dimethyl-2,6-dioxocyclohex-1-ylidene)ethyl-Ng-Fmoc-L-2,4-diaminobutyric acid|16149|1263045-85-7 https://www.jk-sci.com/products/j5316167 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f1cec60c167636f67566e44af97bcdc1.jpg?v=1776334109 D-Glutamic acid g-benzyl ester a-tert-butyl ester hydrochloride | 90159-60-7 D-Glutamic acid g-benzyl ester a-tert-butyl ester hydrochloride|16167|90159-60-7 https://www.jk-sci.com/products/j5316139 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cd8447e53b965473988e620c6bba7432.jpg?v=1776334034 (R)-Na-Boc-Nb-Z-2,3-diaminopropan-1-ol | 1263045-28-8 (R)-Na-Boc-Nb-Z-2,3-diaminopropan-1-ol|16139|1263045-28-8 https://www.jk-sci.com/products/ts246cs-0086189 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/399c0709f0e4db985df84b8daa64d217.jpg?v=1776463564 20-Hydroxyeicosanoic acid | 62643-46-3 20-Hydroxyeicosanoic acid|CS-0086189|62643-46-3 https://www.jk-sci.com/products/j5316173 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1dc7be61829e01c15c9d0ff078969e6a.jpg?v=1776334127 Fmoc-trans-2-aminocyclohexanecarboxylic acid | 381241-08-3 Fmoc-trans-2-aminocyclohexanecarboxylic acid|16173|381241-08-3 https://www.jk-sci.com/products/j5311292 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0366fa3987e174419b6c1d7d7d15fb19.jpg?v=1776329377 N-Z-1,5-pentanediamine hydrochloride | 18807-74-4 N-Z-1,5-pentanediamine hydrochloride|11292|18807-74-4 https://www.jk-sci.com/products/j5316181 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4f93aa381403f18b1aa876d8f035ea82.jpg?v=1776334150 (S)-Na-Fmoc-Nb-Boc-2,3-diaminopropan-1-ol | 915714-21-5 (S)-Na-Fmoc-Nb-Boc-2,3-diaminopropan-1-ol|16181|915714-21-5 https://www.jk-sci.com/products/j5315066 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/220245637ec54d9ad7ef13c91f98d6a8.jpg?v=1776332043 Fmoc-N-(tert-butyloxycarbonylmethyl)glycine | 141743-16-0 Fmoc-N-(tert-butyloxycarbonylmethyl)glycine|15066|141743-16-0 https://www.jk-sci.com/products/j5314450 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ade0431b72fcb2b946d2cff2b934a1af.jpg?v=1776331532 Boc-cis-DL-4-phenylpiperidine-3-carboxylic acid | 170838-39-8 Boc-cis-DL-4-phenylpiperidine-3-carboxylic acid|14450|170838-39-8 https://www.jk-sci.com/products/j5315218 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d57178c879184341506f14de5b1cdd6a.jpg?v=1776332365 (S)-3-Amino-3-(2-fluorophenyl)propionic acid | 151911-32-9 (S)-3-Amino-3-(2-fluorophenyl)propionic acid|15218|151911-32-9 https://www.jk-sci.com/products/j5315305 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e3a9bf75230395c62f92695882d35d16.jpg?v=1776332596 Fmoc-pentafluoro-D-b-homophenylalanine | 269398-94-9 Fmoc-pentafluoro-D-b-homophenylalanine|15305|269398-94-9 https://www.jk-sci.com/products/ts246cs-0086427 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/273459_6ebbb8f1-3cd7-4180-81ef-f468914b0035.png?v=1776463640 (5aR,10bS)-2-(pentafluorophenyl)-2,5a,6,10b-tetrahydro-4H-indeno[2,1-b][1,2,4]triazolo[4,3-d][1,4]oxazin-11-ium tetrafluoroborate | 872143-57-2 (5aR,10bS)-2-(pentafluorophenyl)-2,5a,6,10b-tetrahydro-4H-indeno[2,1-b][1,2,4]triazolo[4,3-d][1,4]oxazin-11-ium tetrafluoroborate|CS-0086427|872143-57-2 https://www.jk-sci.com/products/j5315364 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4a7c0b091090d4b55cbaf72744afd1b4.jpg?v=1776332729 Fmoc-3,4-dichloro-L-b-homophenylalanine | 270063-52-0 Fmoc-3,4-dichloro-L-b-homophenylalanine|15364|270063-52-0 https://www.jk-sci.com/products/j5315446 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a7b97ec8efb739010a481aa54629fc29.jpg?v=1776332924 Fmoc-(S)-3-amino-3-(4-chlorophenyl)propionic acid | 479064-91-0 Fmoc-(S)-3-amino-3-(4-chlorophenyl)propionic acid|15446|479064-91-0 https://www.jk-sci.com/products/j5315414 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e4b82796116228dc32d5da81e8d911b2.jpg?v=1776332843 Fmoc-3-chloro-L-b-homophenylalanine | 270596-40-2 Fmoc-3-chloro-L-b-homophenylalanine|15414|270596-40-2 https://www.jk-sci.com/products/j5315523 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f6121d17070afd68d40ef446514e8d0a.jpg?v=1776333059 Fmoc-(R)-2-tetrahydroisoquinoline acetic acid | 332064-67-2 Fmoc-(R)-2-tetrahydroisoquinoline acetic acid|15523|332064-67-2 https://www.jk-sci.com/products/ts246cs-0086574 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/378292.png?v=1776463685 (Chloromethyl)triethoxysilane | 15267-95-5 (Chloromethyl)triethoxysilane|CS-0086574|15267-95-5 https://www.jk-sci.com/products/j5315585 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/afb8f04298d8516c40a4284fb8fee936.jpg?v=1776333179 (R)-Boc-4-(trifluoromethyl)-?-Phe-OH | 501015-19-6 (R)-Boc-4-(trifluoromethyl)-?-Phe-OH|15585|501015-19-6 https://www.jk-sci.com/products/j5315764 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1868ef5f14a80cd7035ab0a0daeb4760.jpg?v=1776333511 Boc-(R)-a-phenethylproline | 1217805-48-5 Boc-(R)-a-phenethylproline|15764|1217805-48-5 https://www.jk-sci.com/products/j5315714 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d4442b2115f6b26a7e8c94c571a1ceb7.jpg?v=1776333416 Fmoc-(R)-3-amino-3-(2-naphthyl)propionic acid | 511272-48-3 Fmoc-(R)-3-amino-3-(2-naphthyl)propionic acid|15714|511272-48-3 https://www.jk-sci.com/products/j5315669 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ebe4cf18ec132f0c275b2920578095c1.jpg?v=1776333347 (S)-3-Amino-3-(2,3-dichlorophenyl)propionic acid | 748128-13-4 (S)-3-Amino-3-(2,3-dichlorophenyl)propionic acid|15669|748128-13-4 https://www.jk-sci.com/products/j5315990 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6c2a600eb8d0b97c30a1015ab92cbe3a.jpg?v=1776333694 (±)-trans-4-(3-Chlorophenyl)pyrrolidine-3-carboxylic acid hydrochloride | 1284228-59-6 (±)-trans-4-(3-Chlorophenyl)pyrrolidine-3-carboxylic acid hydrochloride|15990|1284228-59-6 https://www.jk-sci.com/products/j5315637 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8700811aebbbfb3efa34eb688b21f5a5.jpg?v=1776333278 (R)-3-Amino-3-(3-methoxyphenyl)propionic acid | 765895-65-6 (R)-3-Amino-3-(3-methoxyphenyl)propionic acid|15637|765895-65-6 https://www.jk-sci.com/products/j5315604 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/729e0f9dc5480cb8fd391046a212f1ad.jpg?v=1776333219 Boc-(S)-3-amino-3-(2-nitrophenyl)propionic acid | 500770-83-2 Boc-(S)-3-amino-3-(2-nitrophenyl)propionic acid|15604|500770-83-2 https://www.jk-sci.com/products/j5315910 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e46ce69be0ca8cd563cbe6ed081a59db.jpg?v=1776333608 Boc-(R)-g-(4-bromobenzyl)-L-proline | 959576-28-4 Boc-(R)-g-(4-bromobenzyl)-L-proline|15910|959576-28-4 https://www.jk-sci.com/products/s57c4x-190887 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d541bcc8-9f59-4ff0-9ce2-2e24214db874.png?v=1775133485 Dopamine Impurity 87 HCI Dopamine Impurity 87 HCI|C4X-190887 https://www.jk-sci.com/products/j5315735 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/01cb068129c72435abbbfca4ad2357ec.jpg?v=1776333464 D-2-Amino-5-phenylpentanoic acid | 2046-19-7 D-2-Amino-5-phenylpentanoic acid|15735|2046-19-7 https://www.jk-sci.com/products/s57c4x-190874 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d5d9770eeb2e78682f285ed448292084.jpg?v=1776415714 Dopamine Impurity 74 HCl | 35266-63-8 Dopamine Impurity 74 HCl|C4X-190874|35266-63-8 https://www.jk-sci.com/products/s57c4x-19121 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/214290_7e52c3f9-f477-44e1-9b29-420b63b3ecdd.png?v=1774900800 Articaine Impurity 1 | 85006-31-1 Articaine Impurity 1|C4X-19121|85006-31-1 https://www.jk-sci.com/products/s57c4x-191126 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6740f258-3d35-4b50-a8f4-a6b7715a8020.png?v=1774741432 Carbetocin Impurity 26 Carbetocin Impurity 26|C4X-191126 https://www.jk-sci.com/products/ts246cs-0086826 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b9b54fcc9fa9c727ece009e1cf2dbf6c.jpg?v=1776463805 (4-Bromothiophen-3-yl)(piperidin-1-yl)methanone | 2022184-92-3 (4-Bromothiophen-3-yl)(piperidin-1-yl)methanone|CS-0086826|2022184-92-3 https://www.jk-sci.com/products/s57c4x-19114 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_14288c46-4c1a-4da6-be39-ae8d82333368.png?v=1775069507 Carbetocin Impurity 4 Carbetocin Impurity 4|C4X-19114 https://www.jk-sci.com/products/ts246cs-0086830 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b02b674af36c920fcba8802b28718f70.jpg?v=1776463816 5-Bromo-1,7-dimethyl-1H-indazole | 1092352-34-5 5-Bromo-1,7-dimethyl-1H-indazole|CS-0086830|1092352-34-5 https://www.jk-sci.com/products/ts246cs-0086852 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/74f6ffaf462a420384aecccdcb8e1218.jpg?v=1776463837 1-(11bS)-Dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-ylpyrrolidine | 627528-96-5 1-(11bS)-Dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-ylpyrrolidine|CS-0086852|627528-96-5 https://www.jk-sci.com/products/s57c4x-19098 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/879458ba2866ad3548b9c5a6bb1e019a.jpg?v=1776415726 Sulfamethoxazole EP Impurity B | 135529-16-7 Sulfamethoxazole EP Impurity B|C4X-19098|135529-16-7 https://www.jk-sci.com/products/ts246cs-0086818 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/30ac90ae1c14887e1c2c26321e52eb8a.jpg?v=1776463787 4-Bromo-N,N,2-trimethylbenzenesulfonamide | 880778-03-0 4-Bromo-N,N,2-trimethylbenzenesulfonamide|CS-0086818|880778-03-0 https://www.jk-sci.com/products/ts246cs-0086733 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/327208.png?v=1776463717 N,N-Bis(diphenylphosphino)amine | 2960-37-4 N,N-Bis(diphenylphosphino)amine|CS-0086733|2960-37-4 https://www.jk-sci.com/products/ts246cs-0086814 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8110363cae0f6f2ffe1508d3ffaea8aa.jpg?v=1776463778 1-Allyl-2-(trifluoromethyl)-1H-benzo[d]imidazole,98% (stabilized with TBC) | 139591-03-0 1-Allyl-2-(trifluoromethyl)-1H-benzo[d]imidazole,98% (stabilized with TBC)|CS-0086814|139591-03-0 https://www.jk-sci.com/products/ts246cs-0086798 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3a0904571c342deee2448bec44303283.jpg?v=1776463757 (R)-3,3'-Bis(4-nitrophenyl)-[1,1'-binaphthalene]-2,2'-diol | 791616-60-9 (R)-3,3'-Bis(4-nitrophenyl)-[1,1'-binaphthalene]-2,2'-diol|CS-0086798|791616-60-9 https://www.jk-sci.com/products/ts246cs-0086823 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0d850b38a8fa1028a297a6df94fbc5fb.jpg?v=1776463796 1-((4-Bromo-2-methylphenyl)sulfonyl)piperidine | 324059-00-9 1-((4-Bromo-2-methylphenyl)sulfonyl)piperidine|CS-0086823|324059-00-9 https://www.jk-sci.com/products/ts246cs-0086747 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/11d38d96c71c81c6102e18b950579acf.jpg?v=1776463737 (S)-3,3'-Bis[3,5-bis(trifluoromethyl)phenyl]-5,5',6,6',7,7',8,8'-octahydro-1,1'-bi-2,2'-naphthol | 1228600-99-4 (S)-3,3'-Bis[3,5-bis(trifluoromethyl)phenyl]-5,5',6,6',7,7',8,8'-octahydro-1,1'-bi-2,2'-naphthol|CS-0086747|1228600-99-4 https://www.jk-sci.com/products/ts246cs-0086651 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/792139.png?v=1776463700 (S)-(6,6'-Dimethoxybiphenyl-2,2'-diyl)bis[bis(3,5-di-tert-butylphenyl)phosphine] | 167709-31-1 (S)-(6,6'-Dimethoxybiphenyl-2,2'-diyl)bis[bis(3,5-di-tert-butylphenyl)phosphine]|CS-0086651|167709-31-1 https://www.jk-sci.com/products/j5316005 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8496ba78a9d74c2d27d99acf1412a634.jpg?v=1776333734 Boc-(±)-trans-4-(4-methylphenyl)pyrrolidine-3-carboxylic acid | 959577-53-8 Boc-(±)-trans-4-(4-methylphenyl)pyrrolidine-3-carboxylic acid|16005|959577-53-8 https://www.jk-sci.com/products/j5316029 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b6b04f8d3d1d59cc576bf756ae8e6a00.jpg?v=1776333795 (±)-trans-4-(4-Cyanophenyl)pyrrolidine-3-carboxylic acid hydrochloride | 1049735-02-5 (±)-trans-4-(4-Cyanophenyl)pyrrolidine-3-carboxylic acid hydrochloride|16029|1049735-02-5 https://www.jk-sci.com/products/ts246cs-0086894 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2c750fc7bf892d24ff142a50a101fa01.jpg?v=1776463872 (4S,4'S)-2,2'-methylenebis[4,5-dihydro-4-(1-methylethyl)oxazole] | 131833-90-4 (4S,4'S)-2,2'-methylenebis[4,5-dihydro-4-(1-methylethyl)oxazole]|CS-0086894|131833-90-4 https://www.jk-sci.com/products/j5316021 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4d28ddb21e198f03d481d9b17b22f55d.jpg?v=1776333773 Boc-(±)-trans-4-(2-trifluoromethylphenyl)pyrrolidine-3-carboxylic acid | 1381947-36-9 Boc-(±)-trans-4-(2-trifluoromethylphenyl)pyrrolidine-3-carboxylic acid|16021|1381947-36-9 https://www.jk-sci.com/products/ts246cs-0086870 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4965f64328342c543b12d607d938693b.jpg?v=1776463858 Tris(2-benzimidazolylmethyl)amine | 64019-57-4 Tris(2-benzimidazolylmethyl)amine|CS-0086870|64019-57-4 https://www.jk-sci.com/products/ts246cs-0086918 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dc77b2cd639e0eb937571ec2206340b3.jpg?v=1776463881 (S)-3,3'-Bis(2-naphthyl)-5,5',6,6',7,7',8,8'-octahydro-1,1'-bi-2,2'-naphthol | 1121764-48-4 (S)-3,3'-Bis(2-naphthyl)-5,5',6,6',7,7',8,8'-octahydro-1,1'-bi-2,2'-naphthol|CS-0086918|1121764-48-4 https://www.jk-sci.com/products/s57c4x-191217 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e1941e2aaebe6e589e9d3076f3a025de.jpg?v=1776415743 Articaine impurity 17 HCl | 161449-05-4 Articaine impurity 17 HCl|C4X-191217|161449-05-4 https://www.jk-sci.com/products/s57c4x-19124 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_dfe30c21-7ce2-4d91-9e4b-13670d90d840.png?v=1774886974 Articaine EP Impurity C Articaine EP Impurity C|C4X-19124 https://www.jk-sci.com/products/ts246cs-0086981 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a5f9016b09821c4a76c015127d587ee9.jpg?v=1776463922 LCS-1 | 41931-13-9 LCS-1|CS-0086981|41931-13-9 https://www.jk-sci.com/products/ts246cs-0086923 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0f70b93e4c45fd0f314f4bd01efd6e7c.jpg?v=1776463887 (R)-3,3'-Bis(1-naphthyl)-5,5',6,6',7,7',8,8'-octahydro-1,1'-bi-2,2'-naphthol | 1205537-79-6 (R)-3,3'-Bis(1-naphthyl)-5,5',6,6',7,7',8,8'-octahydro-1,1'-bi-2,2'-naphthol|CS-0086923|1205537-79-6 https://www.jk-sci.com/products/ts246cs-0086941 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6a39b12d8a1ae4dbc9c51ce988b8c2a2.jpg?v=1776463892 (S)-2,2'-Dihydroxy-[1,1'-binaphthalene]-3,3'-dicarboxal dehyde | 141779-46-6 (S)-2,2'-Dihydroxy-[1,1'-binaphthalene]-3,3'-dicarboxal dehyde|CS-0086941|141779-46-6 https://www.jk-sci.com/products/ts246cs-0087070 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ee5b0b71d1df4febd11d34fee25d38aa.jpg?v=1776463940 (11bS)?-N,?N-?Bis[(S)?-?1-?phenylethyl]?-?dinaphtho[2,?1-?d:1',?2'-?f]?[1,?3,?2]?dioxaphosphepin-?4-?amine | 209482-27-9 (11bS)?-N,?N-?Bis[(S)?-?1-?phenylethyl]?-?dinaphtho[2,?1-?d:1',?2'-?f]?[1,?3,?2]?dioxaphosphepin-?4-?amine|CS-0087070|209482-27-9 https://www.jk-sci.com/products/s57c4x-191318 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/360823_bbd12cd4-2ce6-4b45-8ab0-f9e7143fc5c6.png?v=1774673896 Rasagiline Impurity 18 | 34698-41-4 Rasagiline Impurity 18|C4X-191318|34698-41-4 https://www.jk-sci.com/products/s57c4x-19128 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0c1ad20996b927eeb8528e3c40f1f872.jpg?v=1776415746 Articaine EP Impurity H HCl | 2602451-77-2 Articaine EP Impurity H HCl|C4X-19128|2602451-77-2 https://www.jk-sci.com/products/ts246cs-0087100 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/349598.png?v=1776463954 N,N'-Bis(2-hydroxybenzyl)ethylenediamine | 18653-98-0 N,N'-Bis(2-hydroxybenzyl)ethylenediamine|CS-0087100|18653-98-0 https://www.jk-sci.com/products/ts246cs-0087218 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6ced498dda86d7e312cdf513769b4883.jpg?v=1776464006 (R)-3,3'-Bis(3,5-dimethylphenyl)-5,5',6,6',7,7',8,8'-octahydro-1,1'-bi-2,2'-naphthol | 618854-90-3 (R)-3,3'-Bis(3,5-dimethylphenyl)-5,5',6,6',7,7',8,8'-octahydro-1,1'-bi-2,2'-naphthol|CS-0087218|618854-90-3 https://www.jk-sci.com/products/s57c4x-191347 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-191325 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ccee8f718e5bd5a42f69f966fe8f0708.jpg?v=1776415759 (S)-Rasagiline Mesylate | 202464-88-8 (S)-Rasagiline Mesylate|C4X-191325|202464-88-8 https://www.jk-sci.com/products/ts246cs-0087236 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dc77b2cd639e0eb937571ec2206340b3_a825d617-89de-4e91-9f67-16714cbce31f.jpg?v=1776464013 (R)-3,3'-Bis(2-naphthyl)-5,5',6,6',7,7',8,8'-octahydro-1,1'-bi-2,2'-naphthol | 922711-77-1 (R)-3,3'-Bis(2-naphthyl)-5,5',6,6',7,7',8,8'-octahydro-1,1'-bi-2,2'-naphthol|CS-0087236|922711-77-1 https://www.jk-sci.com/products/j5316046 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/411cfbf817414a63e07155142617c53e.jpg?v=1776333836 Boc-(±)-trans-4-(3,4-dimethoxyphenyl)pyrrolidine-3-carboxylic acid | 959580-91-7 Boc-(±)-trans-4-(3,4-dimethoxyphenyl)pyrrolidine-3-carboxylic acid|16046|959580-91-7 https://www.jk-sci.com/products/ts246cs-0087180 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6ced498dda86d7e312cdf513769b4883_85466f98-660e-4abc-863c-5d49aea12a79.jpg?v=1776463995 (S)-3,3'-Bis(3,5-dimethylphenyl)-5,5',6,6',7,7',8,8'-octahydro-1,1'-bi-2,2'-naphthol | 1402852-05-4 (S)-3,3'-Bis(3,5-dimethylphenyl)-5,5',6,6',7,7',8,8'-octahydro-1,1'-bi-2,2'-naphthol|CS-0087180|1402852-05-4 https://www.jk-sci.com/products/s57c4x-19166 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_97216115-ee8e-4a99-bfc3-f40ba3269e25.png?v=1774736609 Selegiline Impurity 6 Selegiline Impurity 6|C4X-19166 https://www.jk-sci.com/products/ts246cs-0087339 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/792135.png?v=1776464032 (R)-(6,6′-Dimethoxybiphenyl-2,2′-diyl)bis[bis(3,5-dimethylphenyl)phosphine] | 394248-45-4 (R)-(6,6′-Dimethoxybiphenyl-2,2′-diyl)bis[bis(3,5-dimethylphenyl)phosphine]|CS-0087339|394248-45-4 https://www.jk-sci.com/products/s57c4x-19138 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/470187_fd4186ce-ab86-4d2f-8f5d-b0b8cf231ee5.png?v=1774727014 Rasagiline Impurity 8 | 83-33-0 Rasagiline Impurity 8|C4X-19138|83-33-0 https://www.jk-sci.com/products/s57c4x-19171 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cadbe1b5b3bdcf533dd626e87b54ac13.jpg?v=1776415767 Fulvestrant EP Impurity A | 407577-53-1 Fulvestrant EP Impurity A|C4X-19171|407577-53-1 https://www.jk-sci.com/products/s57c4x-191912 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-191921 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/ts246cs-0087384 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/af184e866d5f8fe88049aab0fbf2a238.jpg?v=1776464058 2-(2-Pyridyl)benzoxazole | 32959-62-9 2-(2-Pyridyl)benzoxazole|CS-0087384|32959-62-9 https://www.jk-sci.com/products/ts246cs-0087458 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dd1af31c4c7ee1b3c0bbfba8a8593fa4.jpg?v=1776464069 9-[2-(Dicyclohexylphosphino)phenyl]-9H-carbazole | 1308652-64-3 9-[2-(Dicyclohexylphosphino)phenyl]-9H-carbazole|CS-0087458|1308652-64-3 https://www.jk-sci.com/products/ts246cs-0087657 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/81ae779f95d37fe6de69d86e727751c6.jpg?v=1776464131 (R)-2,2'-Bis(diphenylphosphino)-4,4',6,6'-tetramethoxy)-1,1'-biphenyl | 1365531-75-4 (R)-2,2'-Bis(diphenylphosphino)-4,4',6,6'-tetramethoxy)-1,1'-biphenyl|CS-0087657|1365531-75-4 https://www.jk-sci.com/products/ts246cs-0087598 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7dc5547e402fc38a1c72154dfc708af1.jpg?v=1776464122 (R)?-3,?3'-Bis([1,?1'-?biphenyl]?-?4-?yl)?-?5,?5',?6,?6',?7,?7',?8,?8'-?octahydro-[1,?1'-binaphthalene]?-?2,?2'-?diol | 878049-66-2 (R)?-3,?3'-Bis([1,?1'-?biphenyl]?-?4-?yl)?-?5,?5',?6,?6',?7,?7',?8,?8'-?octahydro-[1,?1'-binaphthalene]?-?2,?2'-?diol|CS-0087598|878049-66-2 https://www.jk-sci.com/products/ts246cs-0087726 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c94be95f27baf3c6c371007c46c280c7.jpg?v=1776464151 (11bR)-N,N,2,6-Tetramethyldinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-amine | 864529-88-4 (11bR)-N,N,2,6-Tetramethyldinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-amine|CS-0087726|864529-88-4 https://www.jk-sci.com/products/s57c4x-19195 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b8004161cbf256592a6904f39776da71.jpg?v=1776415794 Methylprednisolone Acetate EP Impurity D | 150899-33-5 Methylprednisolone Acetate EP Impurity D|C4X-19195|150899-33-5 https://www.jk-sci.com/products/j5316117 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fc87c3a27d0687dc340df775dc3d5fd8.jpg?v=1776333958 8-(Boc-amino)-3,6-dioxaoctanoic acid·DCHA | 560088-79-1 8-(Boc-amino)-3,6-dioxaoctanoic acid·DCHA|16117|560088-79-1 https://www.jk-sci.com/products/s57c4x-191935 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4b574bc259fd1fd6c6ecd25d1c2a291b.jpg?v=1776415779 Methylprednisolone EP Impurity F | 1625-39-4 Methylprednisolone EP Impurity F|C4X-191935|1625-39-4 https://www.jk-sci.com/products/s57c4x-191961 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/238547_49da5cfc-97cb-40df-9e01-4cff9b749838.png?v=1774723145 Methylprednisolone Hydrogen Succinate EP Impurity E | 2920-86-7 Methylprednisolone Hydrogen Succinate EP Impurity E|C4X-191961|2920-86-7 https://www.jk-sci.com/products/ts246cs-0087736 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/495204.png?v=1776464157 (R,R)-BDPP | 96183-46-9 (R,R)-BDPP|CS-0087736|96183-46-9 https://www.jk-sci.com/products/j5316060 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c73945f5a6496ef29e873d8c270d2b2d.jpg?v=1776333874 (±)-trans-4-(2-Furanyl)pyrrolidine-3-carboxylic acid | 1260592-80-0 (±)-trans-4-(2-Furanyl)pyrrolidine-3-carboxylic acid|16060|1260592-80-0 https://www.jk-sci.com/products/ts246cs-0087865 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8a2f90c004f2df25043d6c6ec0e212e6_455c2b2f-405a-49be-ab59-b5381578ca99.jpg?v=1776464192 (4S,4'S)-2,2'-Cyclopentylidenebis[4-tert-butyl-4,5-dihydrooxazole] | 298693-03-5 (4S,4'S)-2,2'-Cyclopentylidenebis[4-tert-butyl-4,5-dihydrooxazole]|CS-0087865|298693-03-5 https://www.jk-sci.com/products/ts246cs-0087787 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/259374.png?v=1776464172 N-Cyclopropyltetrahydro-2H-pyran-4-amine | 211814-16-3 N-Cyclopropyltetrahydro-2H-pyran-4-amine|CS-0087787|211814-16-3 https://www.jk-sci.com/products/s57c4x-19202 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/ts246cs-0087897 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ee6b7e0d4543c5754ba55a9130416b45.jpg?v=1776464208 Methyl 3-bromo-4-(trifluoromethoxy)benzoate | 1131594-45-0 Methyl 3-bromo-4-(trifluoromethoxy)benzoate|CS-0087897|1131594-45-0 https://www.jk-sci.com/products/s57c4x-192031 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2528686c-37f1-4000-8ca9-2c087f396da3.png?v=1774717597 Goserelin BP Impurity 9 Trifluoroacetic Acid Goserelin BP Impurity 9 Trifluoroacetic Acid|C4X-192031 https://www.jk-sci.com/products/s57c4x-192038 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0ab9bb07-5b7d-4d9a-bcc3-6ba3e6f2fe98.png?v=1775075325 Goserelin Impurity 38 Acetate Goserelin Impurity 38 Acetate|C4X-192038 https://www.jk-sci.com/products/ts246cs-0087920 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ce82137e1a7d1c80209a87f3ae8a12cd.jpg?v=1776464221 (R)-tBu-iQuinox | 1402851-53-9 (R)-tBu-iQuinox|CS-0087920|1402851-53-9 https://www.jk-sci.com/products/s57c4x-192041 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b7014008-bc71-430b-bfee-60b4ca00d06f.png?v=1774971935 Goserelin Impurity 41 TFA Salt Goserelin Impurity 41 TFA Salt|C4X-192041 https://www.jk-sci.com/products/s57c4x-192045 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7787bf24-a988-4202-be97-e23a560991da.png?v=1775142007 Glu1-Goserelin Trifluoroacetate Glu1-Goserelin Trifluoroacetate|C4X-192045 https://www.jk-sci.com/products/ts246cs-0081055 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/356568_c66397c1-d2f7-40ef-a2aa-26e4d8c1c2f5.png?v=1776461880 Methyl 6-hydroxy-5-iodonicotinate | 885950-46-9 Methyl 6-hydroxy-5-iodonicotinate|CS-0081055|885950-46-9 https://www.jk-sci.com/products/s57c4x-19214 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ed2cdb26081ce0899cf6852d4075d7d4.jpg?v=1776415805 Dehydroepiandrosterone Sulfate | 651-48-9 Dehydroepiandrosterone Sulfate|C4X-19214|651-48-9 https://www.jk-sci.com/products/s57c4x-192310 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/12a9ad6102315502e21404d2681a0dce.jpg?v=1776415808 Tetracaine Impurity 10 | 65213-46-9 Tetracaine Impurity 10|C4X-192310|65213-46-9 https://www.jk-sci.com/products/ts246cs-0083103 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/259002_5f23fff6-1c7a-4ef7-81cc-84bad7dca65e.png?v=1776462287 Aniline mustard | 553-27-5 Aniline mustard|CS-0083103|553-27-5 https://www.jk-sci.com/products/ts246cs-0084538 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/77349ac2715a318abdbdc17fd2451adc.jpg?v=1776462674 (11bR)-2,6-Bis(3,5-dimethylphenyl)-4-hydroxy-4-oxide-dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin | 861909-53-7 (11bR)-2,6-Bis(3,5-dimethylphenyl)-4-hydroxy-4-oxide-dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin|CS-0084538|861909-53-7 https://www.jk-sci.com/products/s57c4x-19232 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/147906_d58037bd-fb4e-4381-8665-3342b4872fac.png?v=1774723149 Tetracaine EP Impurity B | 4740-24-3 Tetracaine EP Impurity B|C4X-19232|4740-24-3 https://www.jk-sci.com/products/ts246cs-0083987 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/992cc1e61c5c929dc0139bc9e48ef41a.jpg?v=1776462489 5-(Pyridin-3-yl)oxazole-4-carboxylic acid | 1083224-10-5 5-(Pyridin-3-yl)oxazole-4-carboxylic acid|CS-0083987|1083224-10-5 https://www.jk-sci.com/products/s57c4x-192326 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_be1c6e02-4c90-483a-a9f6-646e43e87f32.png?v=1774969732 Tetracaine Impurity 26 ·xHCl Tetracaine Impurity 26 ·xHCl|C4X-192326 https://www.jk-sci.com/products/ts246cs-0084816 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/abf800bddbb21d14171abe04a4feb26f.jpg?v=1776462834 (R)-1-(4-(Trifluoromethoxy)phenyl)ethan-1-amine hydrochloride | 1208989-29-0 (R)-1-(4-(Trifluoromethoxy)phenyl)ethan-1-amine hydrochloride|CS-0084816|1208989-29-0 https://www.jk-sci.com/products/j5316212 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9f615406d4efc4dd71fb33b63e2e36d7.jpg?v=1776334234 N-Boc,N-ethyl-1,2-ethylene diamine hydrochloride | 105628-63-5 N-Boc,N-ethyl-1,2-ethylene diamine hydrochloride|16212|105628-63-5 https://www.jk-sci.com/products/ts246cs-0085264 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a8130ee0f6f85e8287e0fbaed04829a3.jpg?v=1776463123 3-(4-Fluorophenyl)isoxazol-5-amine | 81465-82-9 3-(4-Fluorophenyl)isoxazol-5-amine|CS-0085264|81465-82-9 https://www.jk-sci.com/products/j5316172 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/781e079fe10f0881da89b86427e2b13a.jpg?v=1776334124 Fmoc-cis-1,2-aminocyclohex-4-ene carboxylic acid | 1212305-88-8 Fmoc-cis-1,2-aminocyclohex-4-ene carboxylic acid|16172|1212305-88-8 https://www.jk-sci.com/products/ts246cs-0085147 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7e09a6771113a60002bc879aa83e26db.jpg?v=1776462989 2,4-Dichlorobenzofuro[3,2-d]pyrimidine | 160199-95-1 2,4-Dichlorobenzofuro[3,2-d]pyrimidine|CS-0085147|160199-95-1 https://www.jk-sci.com/products/j5316195 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c2a998516bc056136ad67ae760147f20.jpg?v=1776334186 Fmoc-D-methionine sulfone | 1247791-23-6 Fmoc-D-methionine sulfone|16195|1247791-23-6 https://www.jk-sci.com/products/ts246cs-0085345 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7d97d4b9bb1ed719ae2509638cdffb4b.jpg?v=1776463198 1,3-Diisopropylimidazolium tetrafluoroborate | 286014-34-4 1,3-Diisopropylimidazolium tetrafluoroborate|CS-0085345|286014-34-4 https://www.jk-sci.com/products/ts246cs-0085465 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fd945b88dac9a95bd28aac69a37c62e3.jpg?v=1776463256 2-(1H-Imidazol-1-yl)ethan-1-amine hydrochloride | 154094-97-0 2-(1H-Imidazol-1-yl)ethan-1-amine hydrochloride|CS-0085465|154094-97-0 https://www.jk-sci.com/products/j5316140 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b160054d2fd4924d12c01d942d977401.jpg?v=1776334037 Na-Boc-Ne-biotinyl-D-lysine | 1272755-71-1 Na-Boc-Ne-biotinyl-D-lysine|16140|1272755-71-1 https://www.jk-sci.com/products/j5316193 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e9b0d0b8bfdcfda9d9f3a285c0d57c78.jpg?v=1776334179 Na-Fmoc-Ne-1-(4,4-dimethyl-2,6-dioxocyclohex-1-ylidene)-3-methylbutyl-D-lysine | 1272755-33-5 Na-Fmoc-Ne-1-(4,4-dimethyl-2,6-dioxocyclohex-1-ylidene)-3-methylbutyl-D-lysine|16193|1272755-33-5 https://www.jk-sci.com/products/s57c4x-192411 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ec960faa028a7034ceb703b083c9f36e.jpg?v=1776415827 Urapidil Impurity 11 | 91453-03-1 Urapidil Impurity 11|C4X-192411|91453-03-1 https://www.jk-sci.com/products/ts246cs-0085695 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/351892_63ac09a2-0091-4b81-b0f5-0d13c3f283f3.png?v=1776463343 2,9-Dimethyl-1,10-phenanthroline hemihydrate | 34302-69-7 2,9-Dimethyl-1,10-phenanthroline hemihydrate|CS-0085695|34302-69-7 https://www.jk-sci.com/products/s57c4x-19236 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-192421 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0f3363eb-30b2-4a01-a905-5f1ea53b3e85.png?v=1774900803 Urapidil Impurity 21 Urapidil Impurity 21|C4X-192421 https://www.jk-sci.com/products/ts246cs-0085776 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/464742_3d4c7f23-e4ad-4abe-ba06-64b1513a1fc2.png?v=1776463402 Isopropyldiphenylphosphine | 6372-40-3 Isopropyldiphenylphosphine|CS-0085776|6372-40-3 https://www.jk-sci.com/products/s57c4x-192439 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a84862b05eb8a1637352a5deb2b58c58.jpg?v=1776415842 Urapidil Impurity 39 | 2568071-92-9 Urapidil Impurity 39|C4X-192439|2568071-92-9 https://www.jk-sci.com/products/s57c4x-192433 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/61d5859a5783bec361a9f981847743e4.jpg?v=1776415836 Urapidil Impurity 33 | 39615-79-7 Urapidil Impurity 33|C4X-192433|39615-79-7 https://www.jk-sci.com/products/s57c4x-192441 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/223581.png?v=1774720236 1-(2-Chlorophenyl)piperazine monohydrochloride | 41202-32-8 1-(2-Chlorophenyl)piperazine monohydrochloride|C4X-192441|41202-32-8 https://www.jk-sci.com/products/s57c4x-19246 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/127134.png?v=1774666944 Urapidil Impurity 6 | 769-42-6 Urapidil Impurity 6|C4X-19246|769-42-6 https://www.jk-sci.com/products/j5316224 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bb5cc5a7f3b11cc4779931d6fe8fc54f.jpg?v=1776334263 Tris-Boc-hydrazine | 185456-26-2 Tris-Boc-hydrazine|16224|185456-26-2 https://www.jk-sci.com/products/s57c4x-192468 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/222be389e8b1bb94a6f20133f4177a3e.jpg?v=1776415848 Urapidil Impurity 68 | 1703052-28-1 Urapidil Impurity 68|C4X-192468|1703052-28-1 https://www.jk-sci.com/products/ts246cs-0085991 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a5347af5-6381-4dbf-829f-c49aa9300560.png?v=1776463482 (S)-iPr-Ferrox | 162157-03-1 (S)-iPr-Ferrox|CS-0085991|162157-03-1 https://www.jk-sci.com/products/j5316235 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1509e434a0ddd3d794cda551a185a8f2.jpg?v=1776334299 Z-trans-4-aminocyclohexanecarboxylic acid | 34771-04-5 Z-trans-4-aminocyclohexanecarboxylic acid|16235|34771-04-5 https://www.jk-sci.com/products/ts246cs-0086306 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b8a26039a61635d9dfd146578183f0ce.jpg?v=1776463580 (E)-Prop-1-en-1-ylboronic acid | 7547-97-9 (E)-Prop-1-en-1-ylboronic acid|CS-0086306|7547-97-9 https://www.jk-sci.com/products/ts246cs-0086667 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b09d56553df8bca0a2fcaf687ab2d21a.jpg?v=1776463703 1,1'-(2,6-Pyridinediyl)bis(3-methylimidazolium) dibromide | 263874-05-1 1,1'-(2,6-Pyridinediyl)bis(3-methylimidazolium) dibromide|CS-0086667|263874-05-1 https://www.jk-sci.com/products/s57c4x-192471 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0a2487c5-38ad-4584-ad8f-d0c03d2a1722.png?v=1774988128 Urapidil Impurity 71 Urapidil Impurity 71|C4X-192471 https://www.jk-sci.com/products/ts246cs-0086549 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2bf5386da123ec95e6fafbfc748f5fff_e25caaac-a3ec-4c38-b543-2bcbbe363632.jpg?v=1776463677 (R)-2,2'-Bis(bromomethyl)-1,1'-binaphthalene | 86631-56-3 (R)-2,2'-Bis(bromomethyl)-1,1'-binaphthalene|CS-0086549|86631-56-3 https://www.jk-sci.com/products/ts246cs-0086763 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/514ab18966542a8d5888052380078b56_69f934da-b42e-4f5b-b5f7-ad81f16887bf.jpg?v=1776463743 (R)-[2,3':1',1'':3'',2'''-Quaternaphthalene]-2',2''-diol | 215433-53-7 (R)-[2,3':1',1'':3'',2'''-Quaternaphthalene]-2',2''-diol|CS-0086763|215433-53-7 https://www.jk-sci.com/products/ts246cs-0086817 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/de61c2eeea04b0dccbed43cb7db3fa0f.jpg?v=1776463784 (4-(Isopentyloxy)phenyl)boronic acid | 1198156-69-2 (4-(Isopentyloxy)phenyl)boronic acid|CS-0086817|1198156-69-2 https://www.jk-sci.com/products/s57c4x-19248 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ac1fabac8a493838a1e4f252e7ea102a_0887b16c-7cc2-41b2-ba87-fd8924337640.jpg?v=1776415851 Urapidil Impurity 8 | 5464-78-8 Urapidil Impurity 8|C4X-19248|5464-78-8 https://www.jk-sci.com/products/s57c4x-192497 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_28abfcfb-a289-4a13-9af4-6f1718c7b5ad.png?v=1775078894 Urapidil Impurity 97 Urapidil Impurity 97|C4X-192497 https://www.jk-sci.com/products/j5316258 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/510ef3a4d3964710feb42dc9048abecc.jpg?v=1776334342 Z-pipecolic acid | 28697-11-2 Z-pipecolic acid|16258|28697-11-2 https://www.jk-sci.com/products/ts246cs-0086824 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/153992.png?v=1776463799 (3-Chloro-5-methoxyphenyl)boronic acid | 915201-07-9 (3-Chloro-5-methoxyphenyl)boronic acid|CS-0086824|915201-07-9 https://www.jk-sci.com/products/ts246cs-0086880 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/31e258288e66a46a7e3a057fa02e69de.jpg?v=1776463861 (2-Cyanophenyl)diphenylphosphine | 34825-99-5 (2-Cyanophenyl)diphenylphosphine|CS-0086880|34825-99-5 https://www.jk-sci.com/products/ts246cs-0086837 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ccd9d1d56057f023eece432f1c050de4.jpg?v=1776463826 (R)-SYNPHOS | 445467-61-8 (R)-SYNPHOS|CS-0086837|445467-61-8 https://www.jk-sci.com/products/s57c4x-19252 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/799590b6bae043f8e4357cf8208780c9.jpg?v=1776415857 Travoprost 15-Keto Derivative | 404830-45-1 Travoprost 15-Keto Derivative|C4X-19252|404830-45-1 https://www.jk-sci.com/products/ts246cs-0086920 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ede45fa061aba20cb20fe7f513240092.jpg?v=1776463884 (2R,3R)-1,4-Dioxaspiro[4.5]decane-2,3-diylbis(diphenylmethanol) | 114026-76-5 (2R,3R)-1,4-Dioxaspiro[4.5]decane-2,3-diylbis(diphenylmethanol)|CS-0086920|114026-76-5 https://www.jk-sci.com/products/s57c4x-19254 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0fb65e4135572594d7cbce8d0a1ef29b.jpg?v=1776415866 Travoprost 15-EPi Diastereomer | 1420791-14-5 Travoprost 15-EPi Diastereomer|C4X-19254|1420791-14-5 https://www.jk-sci.com/products/ts246cs-0086974 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3562c65d1434698fd1510eeb89c05835.jpg?v=1776463907 (S)-5,?5',?6,?6',?7,?7',?8,?8'-?Octahydro-?3,?3'-?diphenyl-[1,?1'-?binaphthalene]?-?2,?2'-?diol | 575451-08-0 (S)-5,?5',?6,?6',?7,?7',?8,?8'-?Octahydro-?3,?3'-?diphenyl-[1,?1'-?binaphthalene]?-?2,?2'-?diol|CS-0086974|575451-08-0 https://www.jk-sci.com/products/s57c4x-192555 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/150175.png?v=1774902065 Travoprost Impurity 55 | 75-03-6 Travoprost Impurity 55|C4X-192555|75-03-6 https://www.jk-sci.com/products/s57c4x-19261 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/ts246cs-0087072 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2bc74a547095b49109fdd742e3e3e1b2.jpg?v=1776463943 (11bR)?-N,?N-Diethyl-dinaphtho[2,?1-?d:1',?2'-?f]?[1,?3,?2]?dioxaphosphepin-?4-?amine | 349103-24-8 (11bR)?-N,?N-Diethyl-dinaphtho[2,?1-?d:1',?2'-?f]?[1,?3,?2]?dioxaphosphepin-?4-?amine|CS-0087072|349103-24-8 https://www.jk-sci.com/products/s57c4x-192714 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/823133701e122df822c024913186c67d.jpg?v=1776415874 Rotigotine EP Impurity H HCl | 1232344-37-4 Rotigotine EP Impurity H HCl|C4X-192714|1232344-37-4 https://www.jk-sci.com/products/s57c4x-19281 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ca20da661545982f7784c82679dc7fcb.jpg?v=1776415880 Mepivacaine N-Oxide | 1346597-75-8 Mepivacaine N-Oxide|C4X-19281|1346597-75-8 https://www.jk-sci.com/products/s57c4x-19296 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/289292.png?v=1775143344 Mexiletine EP Impurity B | 53012-41-2 Mexiletine EP Impurity B|C4X-19296|53012-41-2 https://www.jk-sci.com/products/ts246cs-0087215 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7d289f6786e586b027ad2936fd4544ed.jpg?v=1776464004 (S)?-3,?3'-Diiodo-?[1,?1'-binaphthalene]?-?2,?2'-?diol | 615247-86-4 (S)?-3,?3'-Diiodo-?[1,?1'-binaphthalene]?-?2,?2'-?diol|CS-0087215|615247-86-4 https://www.jk-sci.com/products/s57c4x-19302 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cb5c5434a1466d2b0cc03cd294db3d44.jpg?v=1776415891 Tinidazole EP Impurity B | 25459-12-5 Tinidazole EP Impurity B|C4X-19302|25459-12-5 https://www.jk-sci.com/products/j5316305 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3e795faffef739f8243e2aa0f42ba180.jpg?v=1776334367 L-Norleucine amide hydrochloride | 94787-97-0 L-Norleucine amide hydrochloride|16305|94787-97-0 https://www.jk-sci.com/products/s57c4x-19303 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6ed82db09876ff97935300423a5f4fc2.jpg?v=1776415897 Tinidazole Impurity 3 | 28795-33-7 Tinidazole Impurity 3|C4X-19303|28795-33-7 https://www.jk-sci.com/products/j5316323 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/32ed8b3a487713bf97ac332fdae1e082.jpg?v=1776334375 4-Nitro-D-phenylalanine methyl ester hydrochloride | 67877-95-6 4-Nitro-D-phenylalanine methyl ester hydrochloride|16323|67877-95-6 https://www.jk-sci.com/products/s57c4x-193026 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a1dbe101-4fb1-45e2-845a-8b3f01cf8ef0.png?v=1774640835 Tinidazole Impurity 26 Tinidazole Impurity 26|C4X-193026 https://www.jk-sci.com/products/s57c4x-193113 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/431881_df018d0d-78da-477a-9767-bae3a37df84a.png?v=1774892853 Doxycycline EP Impurity B（HCl） | 3963-95-9 Doxycycline EP Impurity B（HCl）|C4X-193113|3963-95-9 https://www.jk-sci.com/products/ts246cs-0087265 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/817a832a4286413d114b5e40e92025a5.jpg?v=1776464021 (S)-BTFM-Garphos | 1365531-85-6 (S)-BTFM-Garphos|CS-0087265|1365531-85-6 https://www.jk-sci.com/products/s57c4x-19313 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8264d6dd3a4ea0744479b708e37236b6.jpg?v=1776415906 Doxycycline EP Impurity C | 6543-77-7 Doxycycline EP Impurity C|C4X-19313|6543-77-7 https://www.jk-sci.com/products/s57c4x-19316 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/730c091642a4bd438f8340978652d414.jpg?v=1776415911 Doxycycline EP Impurity F | 122861-53-4 Doxycycline EP Impurity F|C4X-19316|122861-53-4 https://www.jk-sci.com/products/s57c4x-193214 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/220619.png?v=1775070494 Digoxin EP Impurity A | 71-63-6 Digoxin EP Impurity A|C4X-193214|71-63-6 https://www.jk-sci.com/products/ts246cs-0087403 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/96025682ab8c19e5d36964e1300fe926.jpg?v=1776464064 N-[3-[(2,6-Dimethylphenyl)amino]-1-methyl-2-buten-1-ylidene]-2,6-dimethylbenzenamine | 267431-79-8 N-[3-[(2,6-Dimethylphenyl)amino]-1-methyl-2-buten-1-ylidene]-2,6-dimethylbenzenamine|CS-0087403|267431-79-8 https://www.jk-sci.com/products/ts246cs-0087729 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a4dd87f98c0c3604a1c9ab6cba1402c4.jpg?v=1776464154 (11bR)?-N-?Methyl-?N-?[(S)?-?1-phenylethyl]?-?dinaphtho[2,?1-?d:1',?2'-?f]?[1,?3,?2]?dioxaphosphepin-?4-?amine | 874221-90-6 (11bR)?-N-?Methyl-?N-?[(S)?-?1-phenylethyl]?-?dinaphtho[2,?1-?d:1',?2'-?f]?[1,?3,?2]?dioxaphosphepin-?4-?amine|CS-0087729|874221-90-6 https://www.jk-sci.com/products/ts246cs-0087828 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c499bddb5a09c6acf623cf1f74571131.jpg?v=1776464174 9-[2-(Diphenylphosphino)phenyl]-9H-carbazole | 1308652-67-6 9-[2-(Diphenylphosphino)phenyl]-9H-carbazole|CS-0087828|1308652-67-6 https://www.jk-sci.com/products/j5316404 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0022139367f95b797c1dd3e7da36b3f1.jpg?v=1776334400 N-Methyl-L-alanine tert-butyl ester hydrochloride | 103614-40-0 N-Methyl-L-alanine tert-butyl ester hydrochloride|16404|103614-40-0 https://www.jk-sci.com/products/j5316409 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d7e7a18179de6e70ca930a91cc7e419c.jpg?v=1776334417 Na-Methyl-L-tyrosine methyl ester·HCl | 70963-39-2 Na-Methyl-L-tyrosine methyl ester·HCl|16409|70963-39-2 https://www.jk-sci.com/products/s57c4x-193216 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e254180f-09ac-49c1-b784-8e791933c089.png?v=1775142026 Dihydrodigoxin (Mixture of Diastereomers) Dihydrodigoxin (Mixture of Diastereomers)|C4X-193216 https://www.jk-sci.com/products/ts246cs-0087612 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_cb25e5ea-ae42-44d4-8e32-a8ab9d5712fe.png?v=1776464125 (11bR)?-N-?Methyl-?N-?[(R)?-?1-phenylethyl]?-?dinaphtho[2,?1-?d:1',?2'-?f]?[1,?3,?2]?dioxaphosphepin-?4-?amine | 1021439-57-5 (11bR)?-N-?Methyl-?N-?[(R)?-?1-phenylethyl]?-?dinaphtho[2,?1-?d:1',?2'-?f]?[1,?3,?2]?dioxaphosphepin-?4-?amine|CS-0087612|1021439-57-5 https://www.jk-sci.com/products/j5316343 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/58228ee7a837ee65abff0e2b830e9d17.jpg?v=1776334384 O-tert-Butyl-L-threonine amide hydrochloride | 1038343-47-3 O-tert-Butyl-L-threonine amide hydrochloride|16343|1038343-47-3 https://www.jk-sci.com/products/s57c4x-19323 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/396674.png?v=1775052787 Digoxin EP Impurity J | 5355-48-6 Digoxin EP Impurity J|C4X-19323|5355-48-6 https://www.jk-sci.com/products/j5316482 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c8719ecdafbaf27ef1537bd49f3861cf.jpg?v=1776334436 Na-Carbobenzoxy-L-tyrosine-benzyl ester | 5513-40-6 Na-Carbobenzoxy-L-tyrosine-benzyl ester|16482|5513-40-6 https://www.jk-sci.com/products/ts246cs-0087911 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d1cacc037cbfc307df343ed2a2e79ac3.jpg?v=1776464211 3-Methylquinolin-8-ol | 75457-13-5 3-Methylquinolin-8-ol|CS-0087911|75457-13-5 https://www.jk-sci.com/products/s57c4x-19341 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/617653.png?v=1775072890 Prilocaine EP Impurity A | 19281-31-3 Prilocaine EP Impurity A|C4X-19341|19281-31-3 https://www.jk-sci.com/products/s57c4x-19332 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6ddf5f69ce8f23e2e5ba1b2773496fe3.jpg?v=1776415920 Fluorometholone Impurity B | 83873-16-9 Fluorometholone Impurity B|C4X-19332|83873-16-9 https://www.jk-sci.com/products/s57c4x-19328 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/357491.png?v=1774892857 Digoxin EP Impurity H | 17575-22-3 Digoxin EP Impurity H|C4X-19328|17575-22-3 https://www.jk-sci.com/products/s57c4x-193419 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/da387fd1a9e4fefecc2b59a86a31b29c.jpg?v=1776415927 Prilocaine Impurity 19 | 677029-53-7 Prilocaine Impurity 19|C4X-193419|677029-53-7 https://www.jk-sci.com/products/j5316516 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4f6488f58d49a3c901cae698cee4d85a.jpg?v=1776334459 (R)-(-)-Boc-3-pyrrolidinol | 109431-87-0 (R)-(-)-Boc-3-pyrrolidinol|16516|109431-87-0 https://www.jk-sci.com/products/ts246cs-0087979 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bb137af0c09093f46b96af919779baab.jpg?v=1776464245 4-Methoxyfuro[3,2-c]pyridine | 63618-60-0 4-Methoxyfuro[3,2-c]pyridine|CS-0087979|63618-60-0 https://www.jk-sci.com/products/ts246cs-0088003 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ebaa960e3615c1e6115df89a62b40de4.jpg?v=1776464257 6-Methoxy-2-methylquinoline-4-carboxylic acid | 78533-10-5 6-Methoxy-2-methylquinoline-4-carboxylic acid|CS-0088003|78533-10-5 https://www.jk-sci.com/products/ts246cs-0088010 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d922cdcce1f3d48916561df57af3851b.jpg?v=1776464263 8-Chloro-6-methyl-[1,3]dioxolo[4,5-g]quinoline | 50593-65-2 8-Chloro-6-methyl-[1,3]dioxolo[4,5-g]quinoline|CS-0088010|50593-65-2 https://www.jk-sci.com/products/s57c4x-193420 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b8d5c9df58e19c1ab4c192ee9b4d05d4.jpg?v=1776415935 Prilocaine Impurity 20 | 1072844-57-5 Prilocaine Impurity 20|C4X-193420|1072844-57-5 https://www.jk-sci.com/products/s57c4x-193427 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_be5a6456-b073-4f8a-b6b9-76008c161746.png?v=1774986444 Prilocaine Impurity 27 Prilocaine Impurity 27|C4X-193427 https://www.jk-sci.com/products/s57c4x-193429 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_23bcb279-6153-46df-9681-44e45dda91a2.png?v=1775069521 Prilocaine Impurity 29 Prilocaine Impurity 29|C4X-193429 https://www.jk-sci.com/products/s57c4x-193430 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_09b268be-11b7-4c2b-9314-4e83f30a7876.png?v=1774900807 Prilocaine Impurity 30 HCl Prilocaine Impurity 30 HCl|C4X-193430 https://www.jk-sci.com/products/j5316527 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/61f50fa762477d11c43df63f808775c1.jpg?v=1776334488 (Z)-3-Bromoacrylic acid | 1609-92-3 (Z)-3-Bromoacrylic acid|16527|1609-92-3 https://www.jk-sci.com/products/s57c4x-193438 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b2cf96e8-5008-421b-93f0-3b7b7c5e2cdd.png?v=1775136787 Prilocaine impurity 38 | 2729898-89-7 Prilocaine impurity 38|C4X-193438|2729898-89-7 https://www.jk-sci.com/products/s57c4x-19345 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ac884685634689149bf755ff63210764.jpg?v=1776415945 Prilocaine EP Impurity F HCl | 13327-14-5 Prilocaine EP Impurity F HCl|C4X-19345|13327-14-5 https://www.jk-sci.com/products/ts246cs-0088056 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/339082.png?v=1776464287 2-Amino-2-(3,5-dichlorophenyl)ethan-1-ol | 372144-00-8 2-Amino-2-(3,5-dichlorophenyl)ethan-1-ol|CS-0088056|372144-00-8 https://www.jk-sci.com/products/s57c4x-193458 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3d4f0379-35fd-4dde-85e1-3f298586cd8c.png?v=1774965703 Prilocaine Impurity 58 Prilocaine Impurity 58|C4X-193458 https://www.jk-sci.com/products/ts246cs-0088063 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dff787656a14eba46f609fe2775d7d7d.jpg?v=1776464295 1-(3-(Trifluoromethoxy)phenyl)ethanamine | 477312-25-7 1-(3-(Trifluoromethoxy)phenyl)ethanamine|CS-0088063|477312-25-7 https://www.jk-sci.com/products/s57c4x-19346 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/35bd3ea5f0c0f0f28a7735c401463b71.jpg?v=1776415951 Prilocaine Impurity 6 (Lidocaine Impurity 16) | 39084-88-3 Prilocaine Impurity 6 (Lidocaine Impurity 16)|C4X-19346|39084-88-3 https://www.jk-sci.com/products/s57c4x-19348 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/60644c4f6c3d6385059f00d5886866b4.jpg?v=1776415954 Prilocaine Impurity 8 DiHCl | 13438-26-1 Prilocaine Impurity 8 DiHCl|C4X-19348|13438-26-1 https://www.jk-sci.com/products/ts246cs-0088124 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/894462.png?v=1776464340 Cinnolin-4-ol | 875-66-1 Cinnolin-4-ol|CS-0088124|875-66-1 https://www.jk-sci.com/products/ts246cs-0088107 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/07f9f45b10cb8a795dcfd9adf243cfe6.jpg?v=1776464328 [1,2,4]Triazolo[4,3-a]pyridine | 274-80-6 [1,2,4]Triazolo[4,3-a]pyridine|CS-0088107|274-80-6 https://www.jk-sci.com/products/j5316536 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/24f252aae7f04c7243a421b571f3b284.jpg?v=1776334506 Boc-cis-4-fluoro-L-proline | 203866-13-1 Boc-cis-4-fluoro-L-proline|16536|203866-13-1 https://www.jk-sci.com/products/s57c4x-193534 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ecd4c0a9cb411f70135f42dc146a89f7.jpg?v=1776415964 Vilanterol Impurity 34 | 503070-64-2 Vilanterol Impurity 34|C4X-193534|503070-64-2 https://www.jk-sci.com/products/s57c4x-193516 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ca429e8a-e297-427c-994e-ad5abae480b3.png?v=1775071677 Vilanterol Impurity 16 Vilanterol Impurity 16|C4X-193516 https://www.jk-sci.com/products/ts246cs-0088160 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1561629f475241478db1c791936b14d7.jpg?v=1776464375 3,8-Bis[3,5-bis(trifluoromethyl)phenyl]-1,10-phenanthroline | 1228032-35-6 3,8-Bis[3,5-bis(trifluoromethyl)phenyl]-1,10-phenanthroline|CS-0088160|1228032-35-6 https://www.jk-sci.com/products/s57c4x-193553 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_001bcf65-44d4-4e32-b282-4621fe138414.png?v=1774741447 Vilanterol-d4 Triphenylacetate Vilanterol-d4 Triphenylacetate|C4X-193553 https://www.jk-sci.com/products/s57c4x-193613 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/141833.png?v=1774724079 Dequalinium Impurity 13 | 634-38-8 Dequalinium Impurity 13|C4X-193613|634-38-8 https://www.jk-sci.com/products/ts246cs-0088257 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fda41830276a2c2eb846a5d921c93ffc.jpg?v=1776464404 8-Fluoro-2-methylquinoline | 46001-36-9 8-Fluoro-2-methylquinoline|CS-0088257|46001-36-9 https://www.jk-sci.com/products/s57c4x-193631 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_af50b9f0-a38e-4fc7-99f8-2bc6e570ceb6.png?v=1774661214 Dequalinium EP Impurity B TFA Dequalinium EP Impurity B TFA|C4X-193631 https://www.jk-sci.com/products/ts246cs-0088295 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/641de02454f6b9a29762bd217205acfa.jpg?v=1776464422 (S)-Ph-Quinox | 1252576-13-8 (S)-Ph-Quinox|CS-0088295|1252576-13-8 https://www.jk-sci.com/products/ts246cs-0088316 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1dd5e552483af3d48a1acf095dc65257.jpg?v=1776464448 (1-Phenylcyclopropyl)methanol | 31729-66-5 (1-Phenylcyclopropyl)methanol|CS-0088316|31729-66-5 https://www.jk-sci.com/products/s57c4x-19365 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/288997.png?v=1774664902 Dequalinium Impurity 5 | 51309-10-5 Dequalinium Impurity 5|C4X-19365|51309-10-5 https://www.jk-sci.com/products/ts246cs-0088412 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1f1b1b0da917b3b798bea652a60a78dc.jpg?v=1776464500 CH2COOH-PEG3-CH2COOH | 32775-08-9 CH2COOH-PEG3-CH2COOH|CS-0088412|32775-08-9 https://www.jk-sci.com/products/ts246cs-0088394 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b94dfce5fd0f938cae651f7484be4374.jpg?v=1776464486 1-(4-(Trifluoromethyl)phenyl)cyclopropanecarbonitrile | 124276-61-5 1-(4-(Trifluoromethyl)phenyl)cyclopropanecarbonitrile|CS-0088394|124276-61-5 https://www.jk-sci.com/products/ts246cs-0088459 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/af418dfd30c64bd76476d59b753f9bce.jpg?v=1776464515 2,3-Dihydro-1H-inden-5-amine | 24425-40-9 2,3-Dihydro-1H-inden-5-amine|CS-0088459|24425-40-9 https://www.jk-sci.com/products/ts246cs-0088492 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e65bfd8dd36689b56b9d8bf55b024528.jpg?v=1776464533 tert-Butyl 5-bromo-3-iodo-1H-indazole-1-carboxylate | 459133-68-7 tert-Butyl 5-bromo-3-iodo-1H-indazole-1-carboxylate|CS-0088492|459133-68-7 https://www.jk-sci.com/products/s57c4x-19375 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/459915063f092d451aa02e2682271a80.jpg?v=1776415967 Daunorubicin EP Impurity E | 28008-51-7 Daunorubicin EP Impurity E|C4X-19375|28008-51-7 https://www.jk-sci.com/products/j5316538 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c9680dfb073612357978d897a8a02754.jpg?v=1776334512 Boc-4,4-Difluoro-L-proline | 203866-15-3 Boc-4,4-Difluoro-L-proline|16538|203866-15-3 https://www.jk-sci.com/products/s57c4x-193811 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_12ffcdc6-8179-4b91-8377-f961f2eda178.png?v=1774965707 Pimavanserin Impurity 11 Pimavanserin Impurity 11|C4X-193811 https://www.jk-sci.com/products/s57c4x-193818 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d249a51f-05af-4188-9f51-00ff9d656a4c.png?v=1775140638 Pimavanserin Impurity 18 Pimavanserin Impurity 18|C4X-193818 https://www.jk-sci.com/products/ts246cs-0088571 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/176ddf4fa230030140cdd9da07c246bb.jpg?v=1776464581 2-(4-Methoxy-3-methylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane | 214360-63-1 2-(4-Methoxy-3-methylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane|CS-0088571|214360-63-1 https://www.jk-sci.com/products/s57c4x-193822 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-193824 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/ts246cs-0088577 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/992a3166393f9c4d400a4ce23aeb671f.jpg?v=1776464590 (S)-1-Amino-8-(diphenylphosphino)-1,2,3,4-tetrahydronaphthalene | 1222630-45-6 (S)-1-Amino-8-(diphenylphosphino)-1,2,3,4-tetrahydronaphthalene|CS-0088577|1222630-45-6 https://www.jk-sci.com/products/ts246cs-0088535 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/387108.png?v=1776464554 Methyl 2-(m-tolyl)acetate | 53088-69-0 Methyl 2-(m-tolyl)acetate|CS-0088535|53088-69-0 https://www.jk-sci.com/products/j5316543 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0b2c2dea477d04486e5ff7c776524f70.jpg?v=1776334524 Ethyl(2-oxo-cyclopentyl)acetate | 20826-94-2 Ethyl(2-oxo-cyclopentyl)acetate|16543|20826-94-2 https://www.jk-sci.com/products/ts246cs-0088589 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f7937aff3c0e4ee8143648feb7299e85.jpg?v=1776464596 2-(2,6-Difluoro-4-methoxyphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane | 1111096-19-5 2-(2,6-Difluoro-4-methoxyphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane|CS-0088589|1111096-19-5 https://www.jk-sci.com/products/s57c4x-193829 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d92f1940fb662a3d2f7c266ec9940a07_b1874594-5647-42a1-a7d7-3c8d9bffc072.jpg?v=1776415978 Pimavanserin tartaric acid | 706782-28-7 Pimavanserin tartaric acid|C4X-193829|706782-28-7 https://www.jk-sci.com/products/s57c4x-193831 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/238130_ed8aa985-a90c-4b57-9e14-c697f4e6b210.png?v=1775070503 Pimavanserin Impurity 31 | 696-60-6 Pimavanserin Impurity 31|C4X-193831|696-60-6 https://www.jk-sci.com/products/ts246cs-0088766 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9ec9d4ebe6c4d342738c46d0df728fff.jpg?v=1776464647 [Ru(bpm)3][Cl]2 | 65034-88-0 [Ru(bpm)3][Cl]2|CS-0088766|65034-88-0 https://www.jk-sci.com/products/s57c4x-19386 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/674918f4f32bee519907684a4ba0db5e.jpg?v=1776415991 Pimavanserin Impurity 6 | 359878-47-0 Pimavanserin Impurity 6|C4X-19386|359878-47-0 https://www.jk-sci.com/products/j5316550 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7dee34913e86b9fa60acb06471fa1a73.jpg?v=1776334534 L-Norvalinol | 22724-81-8 L-Norvalinol|16550|22724-81-8 https://www.jk-sci.com/products/s57c4x-193852 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c5a138b7-6bc5-40dd-baa2-73a6bd74717e.png?v=1774974568 Pimavanserin Impurity 52 Pimavanserin Impurity 52|C4X-193852 https://www.jk-sci.com/products/ts246cs-0088664 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/219012.png?v=1776464626 4-(2-Chloropyrimidin-4-yl)morpholine | 62968-37-0 4-(2-Chloropyrimidin-4-yl)morpholine|CS-0088664|62968-37-0 https://www.jk-sci.com/products/s57c4x-193848 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_caf70884-bb5f-4205-a8ab-97e10e385524.png?v=1774727024 Pimavanserin Impurity 48 Pimavanserin Impurity 48|C4X-193848 https://www.jk-sci.com/products/ts246cs-0088874 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d2a87e307c61b081806b9505d48e1d46.jpg?v=1776464672 (8-Methylnaphthalen-1-yl)boronic acid | 948592-91-4 (8-Methylnaphthalen-1-yl)boronic acid|CS-0088874|948592-91-4 https://www.jk-sci.com/products/ts246cs-0088993 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/549f2857b5acd7457b6ba63bfce1a09c.jpg?v=1776464714 5-Chlorothiazolo[5,4-b]pyridin-2-amine | 31784-71-1 5-Chlorothiazolo[5,4-b]pyridin-2-amine|CS-0088993|31784-71-1 https://www.jk-sci.com/products/s57c4x-193864 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_fc24aa24-63a2-4c26-874c-b83cdd07a38d.png?v=1774725096 Pimavanserin impurity 64 Pimavanserin impurity 64|C4X-193864 https://www.jk-sci.com/products/s57c4x-19387 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f26cfb91-b447-4152-9514-4812947f782c.png?v=1774669886 Pimavanserin Impurity 7 Pimavanserin Impurity 7|C4X-19387 https://www.jk-sci.com/products/j5316558 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5f8c4e8083a8a56c0db5bbd083ccabf1.jpg?v=1776334559 4-cis-Fluoro-L-prolinamide hydrochloride | 426844-23-7 4-cis-Fluoro-L-prolinamide hydrochloride|16558|426844-23-7 https://www.jk-sci.com/products/s57c4x-1939 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/279620.png?v=1774673901 Fenbufen | 36330-85-5 Fenbufen|C4X-1939|36330-85-5 https://www.jk-sci.com/products/ts246cs-0089039 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7f02d2d0ce0f41706ea45a10c57a673e.jpg?v=1776464728 (3-Methylpyrazin-2-yl)methanamine hydrochloride | 1523618-20-3 (3-Methylpyrazin-2-yl)methanamine hydrochloride|CS-0089039|1523618-20-3 https://www.jk-sci.com/products/s57c4x-19412 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/581195.png?v=1774642519 15-Keto Latanoprost | 135646-98-9 15-Keto Latanoprost|C4X-19412|135646-98-9 https://www.jk-sci.com/products/s57c4x-19415 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/ts246cs-0089088 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a25a7d0df37937d613b3032f104bdea4.jpg?v=1776464752 Dimethyl [2,2'-bipyridine]-5,5'-dicarboxylate | 1762-45-4 Dimethyl [2,2'-bipyridine]-5,5'-dicarboxylate|CS-0089088|1762-45-4 https://www.jk-sci.com/products/ts246cs-0079059 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7a6078e73d011f0e0477685ce2278945.jpg?v=1776461293 (S)-tert-Butyl 2-methylaziridine-1-carboxylate | 197020-60-3 (S)-tert-Butyl 2-methylaziridine-1-carboxylate|CS-0079059|197020-60-3 https://www.jk-sci.com/products/ts246cs-0089094 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9e6bed0de3693e8f9fb3508ba14b984d.jpg?v=1776464761 Diethyl [2,2'-bipyridine]-6,6'-dicarboxylate | 65739-40-4 Diethyl [2,2'-bipyridine]-6,6'-dicarboxylate|CS-0089094|65739-40-4 https://www.jk-sci.com/products/ts246cs-0083822 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b3892fdfed557265391e546c59dcb38e.jpg?v=1776462406 (S)-1-(5-Fluoro-2-methoxyphenyl)ethan-1-ol | 156597-64-7 (S)-1-(5-Fluoro-2-methoxyphenyl)ethan-1-ol|CS-0083822|156597-64-7 https://www.jk-sci.com/products/ts246cs-0084667 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/42bcb2826e4f564b5671fafdc69bbd20.jpg?v=1776462765 Dichlorotris(1,10-phenanthroline)ruthenium(II) hydrate | 207802-45-7 Dichlorotris(1,10-phenanthroline)ruthenium(II) hydrate|CS-0084667|207802-45-7 https://www.jk-sci.com/products/ts246cs-0085215 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2ca51044ec8127291ada84b7071db811.jpg?v=1776463067 (1S,2S)-N,N-Bis[2-(diphenylphosphino)benzyl]cyclohexane-1,2-diamine | 174677-83-9 (1S,2S)-N,N-Bis[2-(diphenylphosphino)benzyl]cyclohexane-1,2-diamine|CS-0085215|174677-83-9 https://www.jk-sci.com/products/s57c4x-19422 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cd71bc5985cefff65a021ff9b94d18c8.jpg?v=1776416004 Phenobarbital EP Impurity C | 76-94-8 Phenobarbital EP Impurity C|C4X-19422|76-94-8 https://www.jk-sci.com/products/ts246cs-0085370 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8e34c94bc2e38d50b2bfc3aa203236a3.jpg?v=1776463224 tert-Butyl 5-bromo-3-methyl-1H-indazole-1-carboxylate | 552331-49-4 tert-Butyl 5-bromo-3-methyl-1H-indazole-1-carboxylate|CS-0085370|552331-49-4 https://www.jk-sci.com/products/ts246cs-0085711 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/87f1d0c12b3d5e5adafa06d14eef1c35.jpg?v=1776463364 4,4'-Dichloro-2,2'-bipyridine | 1762-41-0 4,4'-Dichloro-2,2'-bipyridine|CS-0085711|1762-41-0 https://www.jk-sci.com/products/ts246cs-0086043 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/514ec937a0b988355b73f01c99e1a271.jpg?v=1776463528 Dichloro[(±)?BINAP]digold(I) | 685138-48-1 Dichloro[(±)?BINAP]digold(I)|CS-0086043|685138-48-1 https://www.jk-sci.com/products/s57c4x-194612 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/324039db12d2515434bb2bc5dcbb2d25.jpg?v=1776416006 Glucosamine sulfate Impurity 12 | 17460-13-8 Glucosamine sulfate Impurity 12|C4X-194612|17460-13-8 https://www.jk-sci.com/products/s57c4x-19461 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/387023_21424550-bce7-41d2-947b-651a8bec85ce.png?v=1774725100 Glucosamine Sulfate EP Impurity A | 7512-17-6 Glucosamine Sulfate EP Impurity A|C4X-19461|7512-17-6 https://www.jk-sci.com/products/s57c4x-194614 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-19426 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-194616 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e2ff7f91a10457272d42ae60276818ca.jpg?v=1776416010 Glucosamine Sulfate Sodium Chloride | 1296149-13-7 Glucosamine Sulfate Sodium Chloride|C4X-194616|1296149-13-7 https://www.jk-sci.com/products/ts246cs-0086637 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1561127_1dc7c75c-1608-42af-8531-7ced9e5943fe.png?v=1776463694 (4S,4'S)-2,2'-Cyclopentylidenebis[4,5-dihydro-4-(phenylmethyl)oxazole] | 1003886-05-2 (4S,4'S)-2,2'-Cyclopentylidenebis[4,5-dihydro-4-(phenylmethyl)oxazole]|CS-0086637|1003886-05-2 https://www.jk-sci.com/products/s57c4x-1948 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/416442.png?v=1774639144 Methylergonovine Maleate | 57432-61-8 Methylergonovine Maleate|C4X-1948|57432-61-8 https://www.jk-sci.com/products/s57c4x-194624 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6c3d3a385b4fc7827a3ef220ed18c1ca.jpg?v=1776416013 Glucosamine sulfate impurity 24 | 6082-29-7 Glucosamine sulfate impurity 24|C4X-194624|6082-29-7 https://www.jk-sci.com/products/s57c4x-195111 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b241138c-5f29-4554-8f02-300685813f1c.png?v=1774646579 Fluvoxamine Impurity 11 Fluvoxamine Impurity 11|C4X-195111 https://www.jk-sci.com/products/ts246cs-0086805 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fb53d9247cd4ee4a4167723b1132ad27.jpg?v=1776463767 5-Bromo-2-(piperidin-1-yl)-3-(trifluoromethyl)pyridine | 2151398-06-8 5-Bromo-2-(piperidin-1-yl)-3-(trifluoromethyl)pyridine|CS-0086805|2151398-06-8 https://www.jk-sci.com/products/s57c4x-195120 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1d5368c1f82f4eff962a61e38047b0c1.jpg?v=1776416020 Fluvoxamine EP Impurity E | 1217214-94-2 Fluvoxamine EP Impurity E|C4X-195120|1217214-94-2 https://www.jk-sci.com/products/s57c4x-195122 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4eed9217-c2d1-4aed-a034-4d4d9a317386.png?v=1775063141 Fluvoxamine Maleate EP Impurity J Fluvoxamine Maleate EP Impurity J|C4X-195122 https://www.jk-sci.com/products/s57c4x-195125 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/ts246cs-0086828 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dc4a81805607772e758c4ee9a88f934c.jpg?v=1776463810 4-Bromothiophene-3-carboxamide | 100245-61-2 4-Bromothiophene-3-carboxamide|CS-0086828|100245-61-2 https://www.jk-sci.com/products/j5316569 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e8b51a2e429279dcc5261dfc8be6678c.jpg?v=1776334585 L-Norleucinol | 80696-29-3 L-Norleucinol|16569|80696-29-3 https://www.jk-sci.com/products/s57c4x-195131 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b72d60c5-ea9b-4395-88e2-09d16bb25847.png?v=1775078898 Fluvoxamine Impurity 31 Fluvoxamine Impurity 31|C4X-195131 https://www.jk-sci.com/products/s57c4x-19515 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/37a13c5097bf87a1b5079cdfa849cc6b.jpg?v=1776416027 Fluvoxamine EP Impurity J | 1217241-15-0 Fluvoxamine EP Impurity J|C4X-19515|1217241-15-0 https://www.jk-sci.com/products/ts246cs-0086911 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bb77785e7e19d8597dfb83f7ad1bc690.jpg?v=1776463878 3-(Benzyloxy)-2-nitrophenol | 213685-59-7 3-(Benzyloxy)-2-nitrophenol|CS-0086911|213685-59-7 https://www.jk-sci.com/products/s57c4x-19517 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b2f5bb30-5334-4510-a45f-f9616dfcac25.png?v=1775060916 Fluvoxamine EP Impurity A Fluvoxamine EP Impurity A|C4X-19517 https://www.jk-sci.com/products/s57c4x-19521 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b15552099f6d5151fd3ff0b37bd49274.jpg?v=1776416032 Diazoxide Impurity 1 | 5800-59-9 Diazoxide Impurity 1|C4X-19521|5800-59-9 https://www.jk-sci.com/products/s57c4x-195511 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-16512 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/647b9440f312b443da4e17964b3d7201.jpg?v=1776413608 Fluvastatin EP Impurity B | 194934-96-8 Fluvastatin EP Impurity B|C4X-16512|194934-96-8 https://www.jk-sci.com/products/s57c4x-179253 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_52f27fe4-04a4-414a-9360-ebfc6e1edeb7.png?v=1775140570 Indobufen Impurity 53 Indobufen Impurity 53|C4X-179253 https://www.jk-sci.com/products/j5316576 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f00fd4b3e02761af8371b68a78637fa2.jpg?v=1776334605 Boc-cis-4-hydroxy-L-proline | 87691-27-8 Boc-cis-4-hydroxy-L-proline|16576|87691-27-8 https://www.jk-sci.com/products/ts246cs-0087043 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/570ee84050242098c6748f6dfc597597.jpg?v=1776463928 (R)?-5,?5',?6,?6',?7,?7',?8,?8'-?Octahydro-?3,?3'-?bis[4-?(trifluoromethyl)?phenyl]?-[1,?1'-?binaphthalene]?-?2,?2'-?diol | 791616-69-8 (R)?-5,?5',?6,?6',?7,?7',?8,?8'-?Octahydro-?3,?3'-?bis[4-?(trifluoromethyl)?phenyl]?-[1,?1'-?binaphthalene]?-?2,?2'-?diol|CS-0087043|791616-69-8 https://www.jk-sci.com/products/s57c4x-181436 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e41d6306df08e31d20b416b6e9743d34.jpg?v=1776415042 Nintedanib Impurity 36 | 1160293-27-5 Nintedanib Impurity 36|C4X-181436|1160293-27-5 https://www.jk-sci.com/products/ts246cs-0087220 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d16d939747c6243d9dfa52ff8abe10b0.jpg?v=1776464009 (R)-3,3'-Bis[4-(trifluoromethyl)phenyl]-[1,1'-binaphthalene]-2,2'-diol | 791616-58-5 (R)-3,3'-Bis[4-(trifluoromethyl)phenyl]-[1,1'-binaphthalene]-2,2'-diol|CS-0087220|791616-58-5 https://www.jk-sci.com/products/s57c4x-182648 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1af7f80e55a69b644496bb85995d9698.jpg?v=1776415149 Iguratimod Impurity 48 | 123663-50-3 Iguratimod Impurity 48|C4X-182648|123663-50-3 https://www.jk-sci.com/products/s57c4x-183567 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ee48c20f-081f-4802-ab11-41854c0b5e5c.png?v=1774672894 N-nitroso hydroxychloroquine EP Impurity C N-nitroso hydroxychloroquine EP Impurity C|C4X-183567 https://www.jk-sci.com/products/s57c4x-190870 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/00f543a90ef2d14166e798892fff3b2a_67b7eb1d-b44c-4751-ac6a-0ab4a75380d4.jpg?v=1776415711 Dopamine Impurity 70 | 528594-30-1 Dopamine Impurity 70|C4X-190870|528594-30-1 https://www.jk-sci.com/products/s57c4x-189128 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_48193b10-48ee-4710-8e20-d30ab5ae6317.png?v=1774882321 Esmolol Impurity 28 DiHCl Esmolol Impurity 28 DiHCl|C4X-189128 https://www.jk-sci.com/products/s57c4x-18757 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_856d18e1-3d70-4ed6-ab5b-07601172f7ef.png?v=1775070473 Tandospirone Impurity 7 Tandospirone Impurity 7|C4X-18757 https://www.jk-sci.com/products/s57c4x-188428 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fb5f126d4a842e7f4ee814995f0685c1.jpg?v=1776415582 Etomidate EP Impurity A | 7036-56-8 Etomidate EP Impurity A|C4X-188428|7036-56-8 https://www.jk-sci.com/products/s57c4x-184921 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/143586_d5f07695-4799-459b-90a7-53018074bbe3.png?v=1774733304 Epinephrine Impurity 21 | 16899-83-5 Epinephrine Impurity 21|C4X-184921|16899-83-5 https://www.jk-sci.com/products/ts246cs-0087539 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2dc5748c92095d106c20ea45b17cc261_13227a38-5e80-499c-b5fd-96e73d71db2f.jpg?v=1776464098 (R)-iPr-iQuinox | 280755-83-1 (R)-iPr-iQuinox|CS-0087539|280755-83-1 https://www.jk-sci.com/products/j5316586 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2153e1f89e33a7f1f2cac09168debc62.jpg?v=1776334628 Boc-trans-4-fluoro-5-oxo-L-proline methyl ester | 1268729-75-4 Boc-trans-4-fluoro-5-oxo-L-proline methyl ester|16586|1268729-75-4 https://www.jk-sci.com/products/ts246cs-0087976 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6197adfd4f1d92ab85def2ae893bc746.jpg?v=1776464242 3-Bromofuro[3,2-c]pyridine | 92404-70-1 3-Bromofuro[3,2-c]pyridine|CS-0087976|92404-70-1 https://www.jk-sci.com/products/s57c4x-190824 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/913916_da11a3a2-ff61-4d82-aa0b-3f6e91a07b94.png?v=1774726062 Dopamine Impurity 24 | 1477-68-5 Dopamine Impurity 24|C4X-190824|1477-68-5 https://www.jk-sci.com/products/ts246cs-0088005 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6ab26f3880bad05aabdae9ce14cc1581.jpg?v=1776464260 tert-Butyl 6-formyl-3,4-dihydroisoquinoline-2(1H)-carboxylate | 371222-37-6 tert-Butyl 6-formyl-3,4-dihydroisoquinoline-2(1H)-carboxylate|CS-0088005|371222-37-6 https://www.jk-sci.com/products/s57c4x-19073 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9ea390eb2ae8fdb34889b5c4f6a64859.jpg?v=1776415676 Nicorandil EP Impurity C Nitrate | 88598-33-8 Nicorandil EP Impurity C Nitrate|C4X-19073|88598-33-8 https://www.jk-sci.com/products/s57c4x-18955 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d38d47d4-49d5-4d88-8fc3-9da6b8cb7df7.png?v=1774971928 Flupentixol EP Impurity E (E and Z Mixture) HCl Flupentixol EP Impurity E (E and Z Mixture) HCl|C4X-18955 https://www.jk-sci.com/products/s57c4x-18739 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-187758 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9713f941-21d4-454a-b703-d438b39931c1.png?v=1774962644 Pyridoxine Impurity 39 HCl Pyridoxine Impurity 39 HCl|C4X-187758 https://www.jk-sci.com/products/s57c4x-185815 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7bd3ffe7-77a0-49bd-9733-0fc72b196a66.png?v=1774882312 Trimebutine Impurity 15 Trimebutine Impurity 15|C4X-185815 https://www.jk-sci.com/products/ts246cs-0088115 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c0bc513f22ab86e522d7ecb6d3262709.jpg?v=1776464333 (R,R)-PINAP | 828927-97-5 (R,R)-PINAP|CS-0088115|828927-97-5 https://www.jk-sci.com/products/ts246cs-0087750 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b1aa1752-a996-4a2d-a2b2-a31efd841d1f.png?v=1776464163 (2,2'-Bipyridine)bis[2-(2,4-difluorophenyl)pyridine]iridium(III) hexafluorophosphate | 864163-80-4 (2,2'-Bipyridine)bis[2-(2,4-difluorophenyl)pyridine]iridium(III) hexafluorophosphate|CS-0087750|864163-80-4 https://www.jk-sci.com/products/s57c4x-184211 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c270484d5bcc07614846e07ac1dd454a.jpg?v=1776415318 Paclitaxel EP Impurity K | 148930-55-6 Paclitaxel EP Impurity K|C4X-184211|148930-55-6 https://www.jk-sci.com/products/ts246cs-0088061 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c5892657c552b2954d4a763188f30efe.jpg?v=1776464290 4-Bromo-2-methoxy-1-(trifluoromethoxy)benzene | 672948-65-1 4-Bromo-2-methoxy-1-(trifluoromethoxy)benzene|CS-0088061|672948-65-1 https://www.jk-sci.com/products/s57c4x-185069 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9e23de403c9a587b6c65c7c1ea0a1918.jpg?v=1776415417 (S)-Laudanosine | 2688-77-9 (S)-Laudanosine|C4X-185069|2688-77-9 https://www.jk-sci.com/products/s57c4x-19076 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/51ed02beed7403ecfbda8fa5f23f29c0.jpg?v=1776415686 Nicorandil N-Oxide | 107833-98-7 Nicorandil N-Oxide|C4X-19076|107833-98-7 https://www.jk-sci.com/products/s57c4x-189213 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2f1ec50680ca70fc1e0e0a382124cda5.jpg?v=1776415617 Calcifediol Impurity 13 | 22145-68-2 Calcifediol Impurity 13|C4X-189213|22145-68-2 https://www.jk-sci.com/products/s57c4x-190319 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_25253c2a-daa4-481d-a742-cb522787fd10.png?v=1774646564 Lenalidomide Impurity 19 Lenalidomide Impurity 19|C4X-190319 https://www.jk-sci.com/products/s57c4x-18643 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/233548_316e7e51-c621-4903-bf7c-ea54cbf77c80.png?v=1774639114 Fosphenytoin Sodium | 92134-98-0 Fosphenytoin Sodium|C4X-18643|92134-98-0 https://www.jk-sci.com/products/ts246cs-0088236 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/156010_25982f5a-944d-4422-93b9-3eb82aa2e02d.png?v=1776464387 Ethanolamine (hydrochloride) | 2002-24-6 Ethanolamine (hydrochloride)|CS-0088236|2002-24-6 https://www.jk-sci.com/products/s57c4x-19093 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/487562_b8de322d-fbc4-45cc-b6cc-6db553c2fd29.png?v=1774715042 Sulfamethoxazole EP Impurity C | 1072-67-9 Sulfamethoxazole EP Impurity C|C4X-19093|1072-67-9 https://www.jk-sci.com/products/s57c4x-19126 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/ts246cs-0088305 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8d07c4c7fa6fa7dd119af2a9bb0b5dd7.jpg?v=1776464431 1-(2-Fluorophenyl)cyclopropanecarbonitrile | 97009-38-6 1-(2-Fluorophenyl)cyclopropanecarbonitrile|CS-0088305|97009-38-6 https://www.jk-sci.com/products/j5316597 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/62ef1f4531fa256619ff737b52709184.jpg?v=1776334644 (S)-(+)-1-Amino-1-phenyl-2-methoxyethane | 91298-74-7 (S)-(+)-1-Amino-1-phenyl-2-methoxyethane|16597|91298-74-7 https://www.jk-sci.com/products/s57c4x-191213 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fa5c7d6e8704645469e324e848d6c6ae.jpg?v=1776415740 Articaine EP Impurity B | 114176-52-2 Articaine EP Impurity B|C4X-191213|114176-52-2 https://www.jk-sci.com/products/s57c4x-191130 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_fe180aad-5b24-4282-8c5f-d17304b1da05.png?v=1775055889 β-Asp5-Carbetocin β-Asp5-Carbetocin|C4X-191130 https://www.jk-sci.com/products/s57c4x-191321 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b1207f943edaf44adc88c7fb9ec3ab48.jpg?v=1776415756 Rasagiline Impurity 21 HCl | 1175018-80-0 Rasagiline Impurity 21 HCl|C4X-191321|1175018-80-0 https://www.jk-sci.com/products/ts246cs-0088404 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b6a85efc86d850d53ec53b2aff481f12.jpg?v=1776464495 (11bR)-N-benzyl-N-methyldinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-amine | 1221902-06-2 (11bR)-N-benzyl-N-methyldinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-amine|CS-0088404|1221902-06-2 https://www.jk-sci.com/products/s57c4x-19137 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/201943_2257e001-7c68-4f78-97e6-adc6d063e6d3.png?v=1774720219 Rasagiline Impurity 7 | 6351-10-6 Rasagiline Impurity 7|C4X-19137|6351-10-6 https://www.jk-sci.com/products/s57c4x-19168 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_18063596-c953-4e8a-915f-23605e62f5d8.png?v=1774672913 Selegiline Impurity 8 Selegiline Impurity 8|C4X-19168 https://www.jk-sci.com/products/s57c4x-191915 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e3a8f059112182515568ff7807140a4a.jpg?v=1776415773 Methylprednisolone Hydrogen Succinate EP Impurity B | 77074-42-1 Methylprednisolone Hydrogen Succinate EP Impurity B|C4X-191915|77074-42-1 https://www.jk-sci.com/products/s57c4x-191938 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1d6d466a51bd88990854c53cb75cbac1.jpg?v=1776415786 Methylprednisolone Hydrogen Succinate EP Impurity D | 119657-85-1 Methylprednisolone Hydrogen Succinate EP Impurity D|C4X-191938|119657-85-1 https://www.jk-sci.com/products/s57c4x-192034 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_75741b70-f3a9-4721-ae57-868472232f59.png?v=1774903127 Goserelin BP Impurity 4 Acetate Goserelin BP Impurity 4 Acetate|C4X-192034 https://www.jk-sci.com/products/s57c4x-19201 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/ts246cs-0088468 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0068f648c55dc4c81244437de8eb2553.jpg?v=1776464518 6-Amino-2-chloro-3-fluorobenzoic acid | 681459-97-2 6-Amino-2-chloro-3-fluorobenzoic acid|CS-0088468|681459-97-2 https://www.jk-sci.com/products/s57c4x-192043 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5e0298a0-a835-4039-847f-f3f5932e7fd2.png?v=1774965686 Goserelin Impurity 43 TFA Salt Goserelin Impurity 43 TFA Salt|C4X-192043 https://www.jk-sci.com/products/ts246cs-0088553 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3e4607c735729d67f2623088343b986f.jpg?v=1776464566 1-Bromo-2-chloro-4-fluoro-5-nitrobenzene | 111010-08-3 1-Bromo-2-chloro-4-fluoro-5-nitrobenzene|CS-0088553|111010-08-3 https://www.jk-sci.com/products/s57c4x-192321 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5c1fe471-aa1d-489b-ae31-29cb0667c41e.png?v=1775055913 Tetracaine Impurity 21 Tetracaine Impurity 21|C4X-192321 https://www.jk-sci.com/products/s57c4x-19224 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/377840_804dde0c-bd7d-4bba-b4e3-4014f6dc1e2c.png?v=1774661202 Estazolam Impurity 4 | 4547-02-8 Estazolam Impurity 4|C4X-19224|4547-02-8 https://www.jk-sci.com/products/ts246cs-0088578 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/553078a93350baf92620103f673bb4cf.jpg?v=1776464593 2-(4-Methoxy-2-methylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane | 214360-68-6 2-(4-Methoxy-2-methylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane|CS-0088578|214360-68-6 https://www.jk-sci.com/products/s57c4x-19239 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5278132c34f2560a7feab9cf69cda5c4.jpg?v=1776415824 Tetracaine Impurity 9 | 55750-02-2 Tetracaine Impurity 9|C4X-19239|55750-02-2 https://www.jk-sci.com/products/s57c4x-19243 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d176c24459ccf943c9d86f7640feea2f.jpg?v=1776415833 Urapidil Impurity 3 | 34654-81-4 Urapidil Impurity 3|C4X-19243|34654-81-4 https://www.jk-sci.com/products/s57c4x-19244 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/ts246cs-0088724 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/259ca873b00caa781962ffa1c3de7cc7.jpg?v=1776464634 Ethyl 3-(2,3-dichlorophenyl)-3-oxopropanoate | 672323-07-8 Ethyl 3-(2,3-dichlorophenyl)-3-oxopropanoate|CS-0088724|672323-07-8 https://www.jk-sci.com/products/ts246cs-0088912 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/09785160129da5398593e2b170d4996a.jpg?v=1776464684 (S)-(6-Fluoro-1,2,3,4-tetrahydroisoquinolin-3-yl)methanol | 1389391-15-4 (S)-(6-Fluoro-1,2,3,4-tetrahydroisoquinolin-3-yl)methanol|CS-0088912|1389391-15-4 https://www.jk-sci.com/products/s57c4x-192473 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/452951_ebd3c532-2ede-4c6d-8157-44069dc75e37.png?v=1775143339 Urapidil Impurity 73 | 21236-97-5 Urapidil Impurity 73|C4X-192473|21236-97-5 https://www.jk-sci.com/products/ts246cs-0089076 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f4faf7ec7f8d8ab7ab16666343dd6cb3.jpg?v=1776464742 (3,5-Difluoro-4-methylphenyl)boronic acid | 1621332-09-9 (3,5-Difluoro-4-methylphenyl)boronic acid|CS-0089076|1621332-09-9 https://www.jk-sci.com/products/s57c4x-192542 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/323150_16cf2d10-1f47-489d-b064-99606693406d.png?v=1774711518 Travoprost Related Compound A | 54276-17-4 Travoprost Related Compound A|C4X-192542|54276-17-4 https://www.jk-sci.com/products/s57c4x-1925 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/278941_34c35555-b5fa-4477-a6a7-ea6eeb998210.png?v=1774891707 Travoprost | 157283-68-6 Travoprost|C4X-1925|157283-68-6 https://www.jk-sci.com/products/ts246cs-0089215 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/de4588fcde6413cca868b4ad07152501.jpg?v=1776464807 Methyl (S)-3-(6-bromochroman-2-yl)propanoate | 2088284-58-4 Methyl (S)-3-(6-bromochroman-2-yl)propanoate|CS-0089215|2088284-58-4 https://www.jk-sci.com/products/s57c4x-192466 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/ts246cs-0089194 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/458346_7d60e04d-0e08-410f-a06f-1af7d33f9488.png?v=1776464798 Dopamine impurity 2 | 39816-35-8 Dopamine impurity 2|CS-0089194|39816-35-8 https://www.jk-sci.com/products/ts246cs-0089305 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c533e85215663309a9dacae248d2851d.jpg?v=1776464826 4-Acetamido-5-chloro-2-methoxybenzoic acid | 24201-13-6 4-Acetamido-5-chloro-2-methoxybenzoic acid|CS-0089305|24201-13-6 https://www.jk-sci.com/products/ts246cs-0089323 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f6279eda65377defc929d6cd3f676a91.jpg?v=1776464835 2-(4-Bromo-2-hydroxyphenyl)acetic acid | 1261497-72-6 2-(4-Bromo-2-hydroxyphenyl)acetic acid|CS-0089323|1261497-72-6 https://www.jk-sci.com/products/s57c4x-19304 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b9774f4542bbb53adda116990998eddb.jpg?v=1776415899 Tinidazole Impurity 4 | 13230-19-8 Tinidazole Impurity 4|C4X-19304|13230-19-8 https://www.jk-sci.com/products/s57c4x-192910 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cb3663166e4843176ea0ab30c5567ef6.jpg?v=1776415884 Mexiletine EP Impurity D(Enantiomer Mixture) | 26583-71-1 Mexiletine EP Impurity D(Enantiomer Mixture)|C4X-192910|26583-71-1 https://www.jk-sci.com/products/ts246cs-0089486 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/157553.png?v=1776464876 Ethyl 2-((tert-butoxycarbonyl)amino)-2-oxoacetate | 216959-34-1 Ethyl 2-((tert-butoxycarbonyl)amino)-2-oxoacetate|CS-0089486|216959-34-1 https://www.jk-sci.com/products/s57c4x-1927 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2795175fc777d13a0733155f8bae3fc4.jpg?v=1776415870 Rotigotine | 99755-59-6 Rotigotine|C4X-1927|99755-59-6 https://www.jk-sci.com/products/s57c4x-193024 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6e129c0d-481a-4848-9ded-37345dfbbe30.png?v=1774672921 Tinidazole Impurity 24 Tinidazole Impurity 24|C4X-193024 https://www.jk-sci.com/products/s57c4x-19315 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/ts246cs-0089494 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/322605.png?v=1776464884 2-(2,4-Dimethoxyphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane | 214360-69-7 2-(2,4-Dimethoxyphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane|CS-0089494|214360-69-7 https://www.jk-sci.com/products/ts246cs-0089460 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/587576.png?v=1776464859 5-Methyl-1-phenyl-1H-pyrazole-4-sulfonyl chloride | 342405-38-3 5-Methyl-1-phenyl-1H-pyrazole-4-sulfonyl chloride|CS-0089460|342405-38-3 https://www.jk-sci.com/products/s57c4x-193215 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/308626_0f9aa39b-5eb3-4300-ac66-edb383e7a775.png?v=1774971952 Digoxin EP Impurity B | 4562-36-1 Digoxin EP Impurity B|C4X-193215|4562-36-1 https://www.jk-sci.com/products/j5316600 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c30cb9cd13d016d49e6fe29412699038.jpg?v=1776334651 (+/-)-(1,1'-Binaphthalene-2,2'-diyl)bis(diphenylphosphine) | 98327-87-8 (+/-)-(1,1'-Binaphthalene-2,2'-diyl)bis(diphenylphosphine)|16600|98327-87-8 https://www.jk-sci.com/products/ts246cs-0089649 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d541c4cd34383e00706e34520e997562.jpg?v=1776464913 1-Benzyl 4-(tert-butyl) (S)-2-(cyanomethyl)piperazine-1,4-dicarboxylate | 2158302-00-0 1-Benzyl 4-(tert-butyl) (S)-2-(cyanomethyl)piperazine-1,4-dicarboxylate|CS-0089649|2158302-00-0 https://www.jk-sci.com/products/s57c4x-19326 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/223277_a917759a-e373-4f97-b53a-58d83f7fe402.png?v=1775153343 Digoxin EP Impurity C | 1672-46-4 Digoxin EP Impurity C|C4X-19326|1672-46-4 https://www.jk-sci.com/products/ts246cs-0089677 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/05db93241f44a528dafdfa82cb557f8f.jpg?v=1776464922 6-Bromo-1H-pyrrolo[3,2-b]pyridine-3-carbonitrile | 1260386-78-4 6-Bromo-1H-pyrrolo[3,2-b]pyridine-3-carbonitrile|CS-0089677|1260386-78-4 https://www.jk-sci.com/products/ts246cs-0089690 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/98dc0edd92a1d932ad3266a59e6509af.jpg?v=1776464936 Ethyl 4-ethoxynicotinate | 33279-63-9 Ethyl 4-ethoxynicotinate|CS-0089690|33279-63-9 https://www.jk-sci.com/products/ts246cs-0089712 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7d4b67a6aea5735bee2cbe5434e8e18a.jpg?v=1776464948 Ethyl 3-bromo-6-chloropicolinate | 1065074-97-6 Ethyl 3-bromo-6-chloropicolinate|CS-0089712|1065074-97-6 https://www.jk-sci.com/products/s57c4x-1934 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/150119_fad70eb0-ae64-4edc-841e-5d3739007c55.png?v=1774734545 Prilocaine Hydrochloride | 1786-81-8 Prilocaine Hydrochloride|C4X-1934|1786-81-8 https://www.jk-sci.com/products/s57c4x-19342 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/15cfd35b588f9497111a45bd5b638a5d.jpg?v=1776415931 Prilocaine EP Impurity C | 35891-75-9 Prilocaine EP Impurity C|C4X-19342|35891-75-9 https://www.jk-sci.com/products/s57c4x-193428 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f8815fe7-60f0-42aa-894d-21ad1a7e4e97.png?v=1774986448 Prilocaine Impurity 28 | 2815498-43-0 Prilocaine Impurity 28|C4X-193428|2815498-43-0 https://www.jk-sci.com/products/ts246cs-0089821 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/47b836d58de5e20361f6bc2a73f7b4c6.jpg?v=1776465009 5-Bromo-3-methoxypicolinonitrile | 36057-46-2 5-Bromo-3-methoxypicolinonitrile|CS-0089821|36057-46-2 https://www.jk-sci.com/products/ts246cs-0089786 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8981fbedb85e697baed5c2949195f234.jpg?v=1776464982 5,6-Dimethoxypicolinonitrile | 1112851-50-9 5,6-Dimethoxypicolinonitrile|CS-0089786|1112851-50-9 https://www.jk-sci.com/products/j5316602 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/62b3603f75c2d0a59bc061f7a716a13d.jpg?v=1776334658 (S)-(+)-1,1'-Binaphthyl-2,2'-diyl hydrogen phosphate | 35193-64-7 (S)-(+)-1,1'-Binaphthyl-2,2'-diyl hydrogen phosphate|16602|35193-64-7 https://www.jk-sci.com/products/ts246cs-0089736 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c079c70f9ac33db40dd00dc554786d7e.jpg?v=1776464956 (R)-1-(4-Bromophenyl)-2,2,2-trifluoroethan-1-amine | 843608-53-7 (R)-1-(4-Bromophenyl)-2,2,2-trifluoroethan-1-amine|CS-0089736|843608-53-7 https://www.jk-sci.com/products/s57c4x-193435 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e86efea5-6c5f-48b9-ace1-fa40f49924ae.png?v=1774734548 Prilocaine Impurity 35 Prilocaine Impurity 35|C4X-193435 https://www.jk-sci.com/products/s57c4x-193521 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f30f6d78b8d0aa8ce61b838bac84a911.jpg?v=1776415961 Vilanterol Trifenatate | 503070-58-4 Vilanterol Trifenatate|C4X-193521|503070-58-4 https://www.jk-sci.com/products/s57c4x-19361 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/264633_051c1149-c60d-4e57-9666-fe6155c53dfa.png?v=1774880590 Dequalinium EP Impurity A | 6628-04-2 Dequalinium EP Impurity A|C4X-19361|6628-04-2 https://www.jk-sci.com/products/j5316628 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/024347eb11c4e4d70369801bfe68a740.jpg?v=1776334715 Z-D-alaninol | 61425-27-2 Z-D-alaninol|16628|61425-27-2 https://www.jk-sci.com/products/s57c4x-193457 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_45ac60aa-bae6-4d16-8023-3fbcc910ffb1.png?v=1775072892 Prilocaine Impurity 57 Prilocaine Impurity 57|C4X-193457 https://www.jk-sci.com/products/s57c4x-19347 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/240771_1ba7fa91-c37a-4ce7-9334-52bf52ea8e7b.png?v=1775070499 Prilocaine Impurity 7 | 39106-10-0 Prilocaine Impurity 7|C4X-19347|39106-10-0 https://www.jk-sci.com/products/s57c4x-19379 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4fbed8d5e87705b83623be07b40c3672.jpg?v=1776415969 13-Deoxydaunorubicin Trifluoroacetate | 65360-28-3 13-Deoxydaunorubicin Trifluoroacetate|C4X-19379|65360-28-3 https://www.jk-sci.com/products/j5316608 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/45367c1f0830e7adbf5788874e150ce2.jpg?v=1776334674 (S)-4-Oxopyrrolidine-1,2-dicarboxylic acid 1-tert-butyl 2-methyl diester | 102195-80-2 (S)-4-Oxopyrrolidine-1,2-dicarboxylic acid 1-tert-butyl 2-methyl diester|16608|102195-80-2 https://www.jk-sci.com/products/s57c4x-19364 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/289171_47929855-a2f4-49bb-8c72-7e521e42b518.png?v=1775140635 Dequalinium Impurity 4 | 16355-92-3 Dequalinium Impurity 4|C4X-19364|16355-92-3 https://www.jk-sci.com/products/ts246cs-0089812 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/566554.png?v=1776465004 N-(3-Bromophenyl)acetamide | 621-38-5 N-(3-Bromophenyl)acetamide|CS-0089812|621-38-5 https://www.jk-sci.com/products/ts246cs-0089839 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/142508.png?v=1776465019 5-Phenyloxazolidine-2,4-dione | 5841-63-4 5-Phenyloxazolidine-2,4-dione|CS-0089839|5841-63-4 https://www.jk-sci.com/products/s57c4x-193820 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e038eee08c7687db1e581981e25e8724_8276a182-3250-4efa-9abb-0879e4f8439b.jpg?v=1776415972 Pimavanserin Impurity 20 | 1134815-71-6 Pimavanserin Impurity 20|C4X-193820|1134815-71-6 https://www.jk-sci.com/products/ts246cs-0089858 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/144431.png?v=1776465037 N-(((9H-Fluoren-9-yl)methoxy)carbonyl)-O-benzyl-N-methyl-L-threonine | 198561-81-8 N-(((9H-Fluoren-9-yl)methoxy)carbonyl)-O-benzyl-N-methyl-L-threonine|CS-0089858|198561-81-8 https://www.jk-sci.com/products/s57c4x-193825 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7017a72f-32bb-451c-86fa-95fd8102f373.png?v=1774880594 Pimavanserin Impurity 25 Pimavanserin Impurity 25|C4X-193825 https://www.jk-sci.com/products/ts246cs-0089917 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4eb851b3747a8b7e48e43c8a69e103e6.jpg?v=1776465089 2-Amino-2-(pyridin-2-yl)ethanol dihydrochloride | 1187930-63-7 2-Amino-2-(pyridin-2-yl)ethanol dihydrochloride|CS-0089917|1187930-63-7 https://www.jk-sci.com/products/ts246cs-0089867 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/423329.png?v=1776465050 (2S,4S)-1-(((9H-Fluoren-9-yl)methoxy)carbonyl)-4-((tert-butoxycarbonyl)amino)pyrrolidine-2-carboxylic acid | 221352-74-5 (2S,4S)-1-(((9H-Fluoren-9-yl)methoxy)carbonyl)-4-((tert-butoxycarbonyl)amino)pyrrolidine-2-carboxylic acid|CS-0089867|221352-74-5 https://www.jk-sci.com/products/s57c4x-193835 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/300e924d926fadedbfcd1c2e17a04b29.jpg?v=1776415984 Pimavanserin Impurity 35 | 1791227-69-4 Pimavanserin Impurity 35|C4X-193835|1791227-69-4 https://www.jk-sci.com/products/s57c4x-193854 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5f963ba263bada365d0981724a9f041d.jpg?v=1776415987 Pimavanserin impurity 54 | 4734-09-2 Pimavanserin impurity 54|C4X-193854|4734-09-2 https://www.jk-sci.com/products/s57c4x-19411 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/239310_e36a1c3e-7d03-4d3a-9709-496f438264af.png?v=1774669890 Latanoprost Acid | 41639-83-2 Latanoprost Acid|C4X-19411|41639-83-2 https://www.jk-sci.com/products/s57c4x-193866 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/ts246cs-0089922 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/51e3ecc7737f7edb1f6a6f9111929e15.jpg?v=1776465095 (S)-2-Amino-2-(4-fluorophenyl)ethanol hydrochloride | 1269773-21-8 (S)-2-Amino-2-(4-fluorophenyl)ethanol hydrochloride|CS-0089922|1269773-21-8 https://www.jk-sci.com/products/s57c4x-1943 2026-07-21T11:21:20-07:00 daily https://www.jk-sci.com/products/s57c4x-194613 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/125390_4c150cde-6d74-48d4-b6ec-6523a6c5293d.png?v=1774723154 Glucosamine sulfate Impurity 13 | 1003-29-8 Glucosamine sulfate Impurity 13|C4X-194613|1003-29-8 https://www.jk-sci.com/products/s57c4x-19417 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/19cf00273f00587f3ac65f54b02ace71.jpg?v=1776416000 5,6-trans-Latanoprost | 913258-34-1 5,6-trans-Latanoprost|C4X-19417|913258-34-1 https://www.jk-sci.com/products/ts246cs-0082365 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d518333807158d4a1b5321744d843a1e.jpg?v=1776462160 6-Iodo-2,3-dimethoxypyridine | 321535-23-3 6-Iodo-2,3-dimethoxypyridine|CS-0082365|321535-23-3 https://www.jk-sci.com/products/s57c4x-1951 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/360854_d754a8b9-0410-4929-a5d3-00110b11a16f.png?v=1774741451 Fluvoxamine Maleate | 61718-82-9 Fluvoxamine Maleate|C4X-1951|61718-82-9 https://www.jk-sci.com/products/s57c4x-195121 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_67037c7a-1204-4d13-ad0a-749322f2eed8.png?v=1774984861 Fluvoxamine EP Impurity F Dimaleate Fluvoxamine EP Impurity F Dimaleate|C4X-195121 https://www.jk-sci.com/products/s57c4x-194620 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f20e5852-9409-495d-b4b7-49ab35e5fd4a.png?v=1775142030 Glucosamine sulfate impurity 20 Glucosamine sulfate impurity 20|C4X-194620 https://www.jk-sci.com/products/ts246cs-0086465 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/575476.png?v=1776463656 (S,S)-Me-DUPHOS | 136735-95-0 (S,S)-Me-DUPHOS|CS-0086465|136735-95-0 https://www.jk-sci.com/products/s57c4x-19516 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/42806331c943632e97518f02dfcbeb7a.jpg?v=1776416030 Fluvoxamine EP Impurity G | 192876-02-1 Fluvoxamine EP Impurity G|C4X-19516|192876-02-1 https://www.jk-sci.com/products/s57c4x-195520 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bdda1446678baef8a21d600b8c69e1c1.jpg?v=1776416042 Tolvaptan Impurity 20 | 137982-91-3 Tolvaptan Impurity 20|C4X-195520|137982-91-3 https://www.jk-sci.com/products/ts246cs-0084902 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/367103_b1ab6335-fb9d-4ca5-8e2c-e2e177f3ce51.png?v=1776462898 3-Iodoimidazo[1,2-a]pyridine | 307503-19-1 3-Iodoimidazo[1,2-a]pyridine|CS-0084902|307503-19-1 https://www.jk-sci.com/products/s57c4x-19522 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b1069ade588fa0b9ede6a2c3e9a1ee03.jpg?v=1776416036 Diazoxide Impurity 2 | 54981-41-8 Diazoxide Impurity 2|C4X-19522|54981-41-8 https://www.jk-sci.com/products/s57c4x-195130 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ce458536-30f7-4ddf-b956-c383bc34df0e.png?v=1775071680 Fluvoxamine Impurity 30 Fluvoxamine Impurity 30|C4X-195130 https://www.jk-sci.com/products/ts246cs-0085621 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/540822_473a89e8-91f2-4c10-a213-d673377ca426.png?v=1776463310 Silver p-toluenesulfonate | 16836-95-6 Silver p-toluenesulfonate|CS-0085621|16836-95-6 https://www.jk-sci.com/products/s57c4x-195518 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/387511.png?v=1774988142 Tolvaptan Impurity 18 | 2486-75-1 Tolvaptan Impurity 18|C4X-195518|2486-75-1 https://www.jk-sci.com/products/s57c4x-195523 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0e4a89fecb0d3cabff3955e34f34e55a.jpg?v=1776416045 Tolvaptan Impurity 23 | 1580889-33-3 Tolvaptan Impurity 23|C4X-195523|1580889-33-3 https://www.jk-sci.com/products/s57c4x-195528 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f74bb9a808bdca8c8b445386eca377a6.jpg?v=1776416054 Tolvaptan Impurity 28 | 317374-08-6 Tolvaptan Impurity 28|C4X-195528|317374-08-6 https://www.jk-sci.com/products/ts246cs-0086820 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/14993cc8fac6ac55f1de2decdd3f2ade.jpg?v=1776463790 4-((4-Bromo-2-methylphenyl)sulfonyl)morpholine | 313250-75-8 4-((4-Bromo-2-methylphenyl)sulfonyl)morpholine|CS-0086820|313250-75-8 https://www.jk-sci.com/products/s57c4x-195538 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/383731.png?v=1774724084 Tolvaptan Impurity 38 | 3951-89-1 Tolvaptan Impurity 38|C4X-195538|3951-89-1 https://www.jk-sci.com/products/s57c4x-195525 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2aa23057-c9f2-46a0-83ea-7e6ed9258599.png?v=1774639148 Tolvaptan Impurity 25 Tolvaptan Impurity 25|C4X-195525 https://www.jk-sci.com/products/s57c4x-195544 2026-07-21T11:21:20-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/650c480c7fbeb1c3511c609b28350b91.jpg?v=1776416057 Tolvaptan Impurity 44 | 2458812-61-6 Tolvaptan Impurity 44|C4X-195544|2458812-61-6