https://www.jk-sci.com/products/s57c4x-11234 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_382bdf2d-0f6d-4d8f-bb6e-b7d045486a65.png?v=1774721019 Canagliflozin Impurity 4 Canagliflozin Impurity 4|C4X-11234 https://www.jk-sci.com/products/s57c4x-123827 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7feb12aad0ba3db9e4b8f546a52831bf.jpg?v=1776409577 Eszopiclone Impurity 27 | 1216659-29-8 Eszopiclone Impurity 27|C4X-123827|1216659-29-8 https://www.jk-sci.com/products/s57c4x-130012 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e4c80570-d8ba-484b-a0a4-f64bab00bf7c.png?v=1774722036 (E/Z)-FK-506 26,28-Allylic Ester Rearrangement Impurity (E/Z)-FK-506 26,28-Allylic Ester Rearrangement Impurity|C4X-130012 https://www.jk-sci.com/products/j5326256 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f71ccaee4b730e224257a86bca6ac04a.jpg?v=1776352137 5-Methoxy-6-azaindole-2-carboxylic acid | 17288-36-7 5-Methoxy-6-azaindole-2-carboxylic acid|26256|17288-36-7 https://www.jk-sci.com/products/s57c4x-139233 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2d51f6494a27ea590fa0bdbb4df67945.jpg?v=1776411165 Famotidine EP Impurity B Dimaleate | 109467-08-5 Famotidine EP Impurity B Dimaleate|C4X-139233|109467-08-5 https://www.jk-sci.com/products/s57c4x-151456 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/320515.png?v=1774721174 Norepinephrine Impurity 56 | 329-65-7 Norepinephrine Impurity 56|C4X-151456|329-65-7 https://www.jk-sci.com/products/s57c1546936 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/93b19378e7cc9aed76066acc091a6c89.jpg?v=1776402133 1-Chloro-3-(dimethylamino)propan-2-ol hydrochloride | 205690-51-3 1-Chloro-3-(dimethylamino)propan-2-ol hydrochloride|C1546936|205690-51-3 https://www.jk-sci.com/products/s57c1602500 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a73e0fb980edcd6eef829949cc6a37bd.jpg?v=1776402263 2,6-Dichloro-4-methyl-benzoic acid | 99520-05-5 2,6-Dichloro-4-methyl-benzoic acid|C1602500|99520-05-5 https://www.jk-sci.com/products/s57c1790222 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/53fb610239bf42a2b41f43b99836d432.jpg?v=1776402616 Axitinib Impurity N28 | 886230-75-7 Axitinib Impurity N28|C1790222|886230-75-7 https://www.jk-sci.com/products/s57c1806493 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7934e7dd7031fdc75f5e11b02f594f3e.jpg?v=1776402779 3-O-Benzyl Estetrol 17-Acetate | 690996-24-8 3-O-Benzyl Estetrol 17-Acetate|C1806493|690996-24-8 https://www.jk-sci.com/products/s57c4x-246622 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/585373_3577d1b9-6216-490c-872c-98be3baa6c28.png?v=1775069604 Labetalol Impurity 22 | 40187-51-7 Labetalol Impurity 22|C4X-246622|40187-51-7 https://www.jk-sci.com/products/s57c1829358 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/660f59ff7c48fd4e7996a6fdb5b3dd09.jpg?v=1776402882 4-Amino-2,3,6-trichlorophenol | 64981-10-8 4-Amino-2,3,6-trichlorophenol|C1829358|64981-10-8 https://www.jk-sci.com/products/s57c1848685 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1ec217b9c3c6d8b233f9210de759f98a.jpg?v=1776402964 N-(2-(dimethylamino)ethyl)-N-methylnitrous amide | 23834-30-2 N-(2-(dimethylamino)ethyl)-N-methylnitrous amide|C1848685|23834-30-2 https://www.jk-sci.com/products/s57c3d-2201 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e6fa0254c3c9522bd72811500f4836e1_b6e6fbf3-8cd9-49b3-aded-c0515a07cb57.jpg?v=1776403341 DL-m-Tyrosine | 775-06-4 DL-m-Tyrosine|C3D-2201|775-06-4 https://www.jk-sci.com/products/s57c3d-26014 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/201260_a44f6ea9-a66f-4f4c-953e-1b066835150b.png?v=1774722740 3,6-Dimethyl-1,4-dioxane-2,5-dione | 95-96-5 3,6-Dimethyl-1,4-dioxane-2,5-dione|C3D-26014|95-96-5 https://www.jk-sci.com/products/s57c3d-5494 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/56466a9b0f20f0b0aeb4dd6749321714.jpg?v=1776403849 2-methoxy-5-(pyridin-2-yl)pyridine | 381725-49-1 2-methoxy-5-(pyridin-2-yl)pyridine|C3D-5494|381725-49-1 https://www.jk-sci.com/products/j5326267 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ab20a5e03c053ba1508961cf341ec2ce.jpg?v=1776352176 2-Bromo-6-methylpyrazine | 914452-71-4 2-Bromo-6-methylpyrazine|26267|914452-71-4 https://www.jk-sci.com/products/s57c3d-5770 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/151071_d2c54882-f5c5-479e-868d-9ac466847633.png?v=1774721885 Ammonium Formate | 540-69-2 Ammonium Formate|C3D-5770|540-69-2 https://www.jk-sci.com/products/j5326260 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fcd428bbc16a13041d83db9bac180ba8.jpg?v=1776352151 N-(5-Fluoro-pyridin-2-yl)-2,2-dimethyl-propionamide | 784155-54-0 N-(5-Fluoro-pyridin-2-yl)-2,2-dimethyl-propionamide|26260|784155-54-0 https://www.jk-sci.com/products/j5326264 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ff05c181eaec219d0da41816d9e4ad28.jpg?v=1776352166 1-Methylindol-4-boronic acid pinacol ester | 898289-06-0 1-Methylindol-4-boronic acid pinacol ester|26264|898289-06-0 https://www.jk-sci.com/products/j5326275 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/45d3d20ba7a1d49ce03be60b9b8f4236.jpg?v=1776352198 7-Methoxyisoquinoline | 39989-39-4 7-Methoxyisoquinoline|26275|39989-39-4 https://www.jk-sci.com/products/s57c3d-6186 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/438591.png?v=1774721893 Bis (2-hydroxyethyl) Disulfide | 1892-29-1 Bis (2-hydroxyethyl) Disulfide|C3D-6186|1892-29-1 https://www.jk-sci.com/products/j5324706 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0c2fbbd78112d9d8fdc7e6a1c461a2e2.jpg?v=1776348932 2-Oxo-1-m-tolyl pyrrolidine-3-carboxylic acid | 618070-31-8 2-Oxo-1-m-tolyl pyrrolidine-3-carboxylic acid|24706|618070-31-8 https://www.jk-sci.com/products/s57c4x-10047 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/54119635bd26a0e8f0317a2e7c0e9480.jpg?v=1776404181 Shikimic Acid Ethyl Ester | 101769-63-5 Shikimic Acid Ethyl Ester|C4X-10047|101769-63-5 https://www.jk-sci.com/products/j5325003 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3534b0654c63bc9b0a2b70d8741e2d51.jpg?v=1776349575 6-Amino-2-benzoxazolinone | 22876-17-1 6-Amino-2-benzoxazolinone|25003|22876-17-1 https://www.jk-sci.com/products/j5325277 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/88b9551ace224a611bddc75afd7fdb9a.jpg?v=1776349917 1,3-Diphenyl-1H-pyrazole-4-carbaldehyde | 21487-45-6 1,3-Diphenyl-1H-pyrazole-4-carbaldehyde|25277|21487-45-6 https://www.jk-sci.com/products/s57c4x-1009120 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/288143_5c17bbbf-cceb-4e11-a47d-4c2ce967ce37.png?v=1774721901 Apremilast Impurity 120 | 621-59-0 Apremilast Impurity 120|C4X-1009120|621-59-0 https://www.jk-sci.com/products/j5325555 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0f6842e9a770c65a8c3edb73c8d5898c.jpg?v=1776350194 2-Chloro-5-aminopyridine | 5350-93-6 2-Chloro-5-aminopyridine|25555|5350-93-6 https://www.jk-sci.com/products/s57c4x-101223 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/232804.png?v=1774721905 Baclofen impurity 23 | 84803-46-3 Baclofen impurity 23|C4X-101223|84803-46-3 https://www.jk-sci.com/products/j5325675 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0bcbc2e90ee08a346caa4dccfbdbb29d.jpg?v=1776350390 Ethyl 2-amino-4-methylthiazole-5-carboxylate | 7210-76-6 Ethyl 2-amino-4-methylthiazole-5-carboxylate|25675|7210-76-6 https://www.jk-sci.com/products/j5325754 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8f6490e70f8f7e783f9b2ec65872f204.jpg?v=1776350630 2-Amino-5-bromo-3-nitropyridine | 6945-68-2 2-Amino-5-bromo-3-nitropyridine|25754|6945-68-2 https://www.jk-sci.com/products/j5325829 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b7feaf0f7c9a312709fd57e936c99071.jpg?v=1776350844 1-(3-Chlorophenyl)-3-(thiophen-2-yl)-1H-pyrazole-5-carboxylic acid | 618382-83-5 1-(3-Chlorophenyl)-3-(thiophen-2-yl)-1H-pyrazole-5-carboxylic acid|25829|618382-83-5 https://www.jk-sci.com/products/j5325874 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5b79e466e55cd6c81984733309efa64e.jpg?v=1776350963 5-Methyl-3-phenylisoxazole-4-carboxaldehyde | 87967-95-1 5-Methyl-3-phenylisoxazole-4-carboxaldehyde|25874|87967-95-1 https://www.jk-sci.com/products/s57c4x-10292 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a030de9f0e0f750a816fc6da5d5df51b.jpg?v=1776404738 Clopidogrel Related Compound B HCl | 144750-52-7 Clopidogrel Related Compound B HCl|C4X-10292|144750-52-7 https://www.jk-sci.com/products/j5325920 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d3a355a185045a30d7cf2720ff648288.jpg?v=1776351081 5-Chloro-2-methoxyacetophenone | 6342-64-9 5-Chloro-2-methoxyacetophenone|25920|6342-64-9 https://www.jk-sci.com/products/j5325959 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5cd6129a6d2a5b8ecd53c20baca2cbd6.jpg?v=1776351206 6-Methylchromone hydrate | 207511-19-1 6-Methylchromone hydrate|25959|207511-19-1 https://www.jk-sci.com/products/s57c4x-103967 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_cc7e0361-84fe-4301-b3c3-0cc42c6f824a.png?v=1774722797 Donepezil Impurity 67 Donepezil Impurity 67|C4X-103967 https://www.jk-sci.com/products/s57c4x-10731 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5a196b1cfc177b64139d1fd0b795f662.jpg?v=1776405895 Linezolid Impurity 1 | 189038-36-6 Linezolid Impurity 1|C4X-10731|189038-36-6 https://www.jk-sci.com/products/j5325994 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0c4049a93d2891eb48fdee6cf63baf9c.jpg?v=1776351290 3-Cyanochromone | 50743-17-4 3-Cyanochromone|25994|50743-17-4 https://www.jk-sci.com/products/j5326026 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e3d13a32b0448451f2eff3e77e804706.jpg?v=1776351411 4-Fluoro-2-(5-isoxazolyl)phenol | 288401-62-7 4-Fluoro-2-(5-isoxazolyl)phenol|26026|288401-62-7 https://www.jk-sci.com/products/j5326056 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/feb8b1cd827ae48af8b029e2bbdd23e1.jpg?v=1776351505 2-Methoxy-4-nitrobenzoic acid | 2597-56-0 2-Methoxy-4-nitrobenzoic acid|26056|2597-56-0 https://www.jk-sci.com/products/j5326043 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0fa8f5931c3dce65136a1c34b4208663.jpg?v=1776351459 2-Amino-5-(4-pyridinyl)-1,3,4-thiadiazole | 2002-04-2 2-Amino-5-(4-pyridinyl)-1,3,4-thiadiazole|26043|2002-04-2 https://www.jk-sci.com/products/s57c4x-108449 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a9358b9d-2eaa-419b-aac1-364968fb3545.png?v=1774722824 Roflumilast Impurity 49 Roflumilast Impurity 49|C4X-108449 https://www.jk-sci.com/products/j5326071 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5481bdcda36e56ee2e4c96a67f142168.jpg?v=1776351555 trans-3-(4-Methylbenzoyl)acrylic acid | 20972-36-5 trans-3-(4-Methylbenzoyl)acrylic acid|26071|20972-36-5 https://www.jk-sci.com/products/s57c4x-108935 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6ed2e0b58b4ca6fccd2e9c7df8a95f7d.jpg?v=1776406607 Dabigatran Impurity 35 | 265659-62-9 Dabigatran Impurity 35|C4X-108935|265659-62-9 https://www.jk-sci.com/products/s57c4x-124413 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_860188da-1660-4ad6-bc5c-9c2966fd2903.png?v=1774722924 Quetiapine EP Impurity K HCl Quetiapine EP Impurity K HCl|C4X-124413 https://www.jk-sci.com/products/s57c4x-130045 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_82156530-fadc-4cd6-aa82-6108415aca45.png?v=1774722040 Tacrolimus EP Impurity B Tacrolimus EP Impurity B|C4X-130045 https://www.jk-sci.com/products/j5326084 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ca00c6dfed034ecce972a31f9915b02f.jpg?v=1776351594 4,6-Dichloro-5-nitropyrimidine | 4316-93-2 4,6-Dichloro-5-nitropyrimidine|26084|4316-93-2 https://www.jk-sci.com/products/s57c4x-13223 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/05495bb34b3184629ad3c2c4cb0c5134.jpg?v=1776410238 Propafenone EP Impurity C | 22525-95-7 Propafenone EP Impurity C|C4X-13223|22525-95-7 https://www.jk-sci.com/products/j5326101 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/130e0c2ca7e17575359bcbbb14ff73f3.jpg?v=1776351637 1-Methylpyrazolo[3,4-d]pyrimidin-4-amine | 5334-99-6 1-Methylpyrazolo[3,4-d]pyrimidin-4-amine|26101|5334-99-6 https://www.jk-sci.com/products/s57c4x-246633 2026-07-21T11:21:19-07:00 daily https://www.jk-sci.com/products/s57c4x-151434 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/450765.png?v=1774722106 Norepinephrine Impurity 34 HCl | 55-27-6 Norepinephrine Impurity 34 HCl|C4X-151434|55-27-6 https://www.jk-sci.com/products/s57c4x-246719 2026-07-21T11:21:19-07:00 daily https://www.jk-sci.com/products/s57c4x-2467 2026-07-21T11:21:19-07:00 daily https://www.jk-sci.com/products/s57c4x-15151 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/37e83a59b38d1cac36808e76c17f92fa.jpg?v=1776412752 Mycophenolate Mofetil EP Impurity G | 224052-51-1 Mycophenolate Mofetil EP Impurity G|C4X-15151|224052-51-1 https://www.jk-sci.com/products/j5326141 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/661d3804e13032e453369e28ba1a160e.jpg?v=1776351763 2-Chloro-5-formylthiazole | 101012-12-8 2-Chloro-5-formylthiazole|26141|101012-12-8 https://www.jk-sci.com/products/j5326132 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0050502f6bdf33f162d82f0205da1881.jpg?v=1776351728 4,6-Dimethyl-2-pyridinemethanol | 18087-99-5 4,6-Dimethyl-2-pyridinemethanol|26132|18087-99-5 https://www.jk-sci.com/products/j5326119 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a576cbf0d6fef5437ab8f4f1960c99fe.jpg?v=1776351695 [5-Methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]acetic acid | 345637-71-0 [5-Methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]acetic acid|26119|345637-71-0 https://www.jk-sci.com/products/s57c1138264 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/563320.png?v=1774722700 Doxepin EP Imp C(Desmethyldoxepine)(USP） | 1225-56-5 Doxepin EP Imp C(Desmethyldoxepine)(USP）|C1138264|1225-56-5 https://www.jk-sci.com/products/j5326153 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2505969c2373592fcc9c7b4d100cc558.jpg?v=1776351812 2-Bromoimidazole | 16681-56-4 2-Bromoimidazole|26153|16681-56-4 https://www.jk-sci.com/products/j5326171 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b7978d451426cb3a45b385500afaf6c3.jpg?v=1776351873 5-Hydroxytoluene-2-boronic acid | 493035-82-8 5-Hydroxytoluene-2-boronic acid|26171|493035-82-8 https://www.jk-sci.com/products/j5326163 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/323a6b213cd9d0b3c90895ec4cefda1c.jpg?v=1776351845 4-Aminoindazole | 41748-71-4 4-Aminoindazole|26163|41748-71-4 https://www.jk-sci.com/products/s57c1502445 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3977c8edb36bf88b1f4662e612928ec5.jpg?v=1776402043 (Z)-3,5-dichloro-4-(3-ethoxy-2-methyl-3-oxoprop-1-en-1-yl)benzoic acid | 2502057-35-2 (Z)-3,5-dichloro-4-(3-ethoxy-2-methyl-3-oxoprop-1-en-1-yl)benzoic acid|C1502445|2502057-35-2 https://www.jk-sci.com/products/j5326221 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/aa2b7009c1ef9c5696ed26b0913afb3b.jpg?v=1776352011 2-Amino-4-methoxylpyridine | 10201-73-7 2-Amino-4-methoxylpyridine|26221|10201-73-7 https://www.jk-sci.com/products/j5326229 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a4df18bca76e4931183d1621948b80a0.jpg?v=1776352044 Ethyl 2-(Methylthio)pyrimidine-5-carboxylate | 73781-88-1 Ethyl 2-(Methylthio)pyrimidine-5-carboxylate|26229|73781-88-1 https://www.jk-sci.com/products/j5326242 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a0cd220c95e447171be871cd52e7e5f3.jpg?v=1776352094 4-(4-Piperidinyloxy)benzamide | 609781-30-8 4-(4-Piperidinyloxy)benzamide|26242|609781-30-8 https://www.jk-sci.com/products/s57c1746159 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7f031ab1f3d648a4364f60571ed3d55e.jpg?v=1776402511 5-Amino-2-hydroxybenzonitrile | 87029-84-3 5-Amino-2-hydroxybenzonitrile|C1746159|87029-84-3 https://www.jk-sci.com/products/j5326192 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7bcc543636c625d02d1559583a404bb1.jpg?v=1776351928 3-(2-Trifluoromethoxy-phenyl)-acrylic acid | 399580-48-4 3-(2-Trifluoromethoxy-phenyl)-acrylic acid|26192|399580-48-4 https://www.jk-sci.com/products/s57c1790581 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/daeff66caa4716ebacb28c559ee65b32.jpg?v=1776402622 Bambuterol EP Impurity C (Mixture of Enantiomers) | 81732-67-4 Bambuterol EP Impurity C (Mixture of Enantiomers)|C1790581|81732-67-4 https://www.jk-sci.com/products/s57c1837415 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/370818_75be905f-cb2e-4ff1-975e-1552cc9ef8d1.png?v=1774722727 Methyl 2-bromomethylbenzoate | 2417-73-4 Methyl 2-bromomethylbenzoate|C1837415|2417-73-4 https://www.jk-sci.com/products/s57c1910113 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e45dd8f5246b07b4048cd6e0c1a636d2.jpg?v=1776403193 1,1,1-Trifluoro-N-phenylmethanesulfonamide | 456-64-4 1,1,1-Trifluoro-N-phenylmethanesulfonamide|C1910113|456-64-4 https://www.jk-sci.com/products/j5326259 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/70e4c39a355d687bf8e0e04efd831b2f.jpg?v=1776352148 Benzo[b]thiophene-7-carboxaldehyde | 10134-91-5 Benzo[b]thiophene-7-carboxaldehyde|26259|10134-91-5 https://www.jk-sci.com/products/s57c1915925 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/325191.png?v=1774722731 N-(2-Hydroxyethyl)pyrrolidine | 2955-88-6 N-(2-Hydroxyethyl)pyrrolidine|C1915925|2955-88-6 https://www.jk-sci.com/products/s57c4x-24699 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9d6054dc-71b9-4fbd-8680-be775fa76ec8.png?v=1774892972 Meclofenoxate Impurity 9 Meclofenoxate Impurity 9|C4X-24699 https://www.jk-sci.com/products/j5326282 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1a85799eb3c89e095b67da9b6c0b55c0.jpg?v=1776352220 2-Bromo-7-bromoquinoline | 1334405-59-2 2-Bromo-7-bromoquinoline|26282|1334405-59-2 https://www.jk-sci.com/products/s57c4x-24679 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_18b77735-3d13-46c0-adf2-c4c02fb5e1ae.png?v=1774880668 Pinaverium Impurity 9 Pinaverium Impurity 9|C4X-24679 https://www.jk-sci.com/products/s57c4x-24789 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/525965_dcfb2bd1-7b33-48f1-95c4-3e8986ed2d41.png?v=1774639212 Lasmiditan Impurity 9 | 498-94-2 Lasmiditan Impurity 9|C4X-24789|498-94-2 https://www.jk-sci.com/products/s57c4x-2472 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/85b63919f9b755488528acfcedb96be1.jpg?v=1776418105 Siponimod | 1230487-00-9 Siponimod|C4X-2472|1230487-00-9 https://www.jk-sci.com/products/s57c3d-4273 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/123881.png?v=1774723698 4＇-Chlorovalerophenone | 25017-08-7 4＇-Chlorovalerophenone|C3D-4273|25017-08-7 https://www.jk-sci.com/products/s57c4x-100324 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/05c0784706b6434e786ff5a00d38eb4b.jpg?v=1776404159 Azithromycin EP Impurity D | 612069-26-8 Azithromycin EP Impurity D|C4X-100324|612069-26-8 https://www.jk-sci.com/products/j5326266 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0d3af3213fa845c8fcc7dc861a83363f.jpg?v=1776352173 2,4-Dichloro-5-methylpyridine | 56961-78-5 2,4-Dichloro-5-methylpyridine|26266|56961-78-5 https://www.jk-sci.com/products/s57c4x-10086 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/28aecbce2d04c1337bdb4fc40d5211fe.jpg?v=1776404271 Aripiprazole Related Compound B | 889443-20-3 Aripiprazole Related Compound B|C4X-10086|889443-20-3 https://www.jk-sci.com/products/s57c4x-106122 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f31d5dc9630d97b476382d80fbb422c9.jpg?v=1776405451 Istradefylline Impurity 22 | 1453190-01-6 Istradefylline Impurity 22|C4X-106122|1453190-01-6 https://www.jk-sci.com/products/s57c4x-112718 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5f5d0a2f59301a30e44e45c22e8a1655.jpg?v=1776407712 2,4-Dinitro-m-xylene | 603-02-1 2,4-Dinitro-m-xylene|C4X-112718|603-02-1 https://www.jk-sci.com/products/s57c4x-113021 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/381450_de7dae71-6609-41ec-86c6-172027389e56.png?v=1774722868 Ilaprazole Impurity 21 (cis- and trans- mixture) | 696-59-3 Ilaprazole Impurity 21 (cis- and trans- mixture)|C4X-113021|696-59-3 https://www.jk-sci.com/products/s57c4x-131248 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b6d224be922c67dd1f5229d5c2aee34e.jpg?v=1776410194 Pregabalin-d4 | 1276197-54-6 Pregabalin-d4|C4X-131248|1276197-54-6 https://www.jk-sci.com/products/j5326291 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2e7cabe00ab6c203d448158863c9d75e.jpg?v=1776352249 2-Chlorothiazole-4-carboxaldehyde | 5198-79-8 2-Chlorothiazole-4-carboxaldehyde|26291|5198-79-8 https://www.jk-sci.com/products/s57c4x-131613 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/371620_8ab86ec3-15a9-4275-8c8d-83b8c024e94c.png?v=1774722953 Propylphosphonic Acid | 4672-38-2 Propylphosphonic Acid|C4X-131613|4672-38-2 https://www.jk-sci.com/products/s57c4x-13170 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0cff85cd7e019bd217382cd436f43309.jpg?v=1776410221 cis-propenylphosphonic acid | 25383-06-6 cis-propenylphosphonic acid|C4X-13170|25383-06-6 https://www.jk-sci.com/products/j5326303 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/511efdd438e85639c9b8b970fcaccde2.jpg?v=1776352276 4-(4-Methyl-1H-imidazol-1-yl)benzenamine | 102791-87-7 4-(4-Methyl-1H-imidazol-1-yl)benzenamine|26303|102791-87-7 https://www.jk-sci.com/products/s57c4x-136515 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/484777.png?v=1774722982 Fasudil Impurity 15 | 27655-40-9 Fasudil Impurity 15|C4X-136515|27655-40-9 https://www.jk-sci.com/products/s57c4x-137112 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/408564_2bc2d6fa-6c66-4c62-ace0-b1976aa5469d.png?v=1774723887 Levofloxacin EP Impurity F | 100986-89-8 Levofloxacin EP Impurity F|C4X-137112|100986-89-8 https://www.jk-sci.com/products/s57c4x-13981 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/121601_c9d84774-bd85-415f-ba41-249c636da152.png?v=1774723923 Cinnarizine EP Impurity A | 841-77-0 Cinnarizine EP Impurity A|C4X-13981|841-77-0 https://www.jk-sci.com/products/j5326305 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/349b43c8175e2312acf365ff3c9a9363.jpg?v=1776352284 2-Bromo-5-fluoropyrimidine | 947533-45-1 2-Bromo-5-fluoropyrimidine|26305|947533-45-1 https://www.jk-sci.com/products/j5326312 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2b290ebce00f40783523b3f6e1913b88.jpg?v=1776352307 5-Bromo-2-methylindazole | 465529-56-0 5-Bromo-2-methylindazole|26312|465529-56-0 https://www.jk-sci.com/products/s57c4x-151413 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1f56d6979b9cde661baeeab302c5b611.jpg?v=1776412724 Norepinephrine Impurity 13 | 63704-55-2 Norepinephrine Impurity 13|C4X-151413|63704-55-2 https://www.jk-sci.com/products/j5326317 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/33d1b355b7cab959cd63233a75426e14.jpg?v=1776352321 1-Methyl-5-bromoindazole | 465529-57-1 1-Methyl-5-bromoindazole|26317|465529-57-1 https://www.jk-sci.com/products/j5326355 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f1e90cedaaf34369246f7ee29e795d79.jpg?v=1776352443 5-(Bromomethyl)-1-methyl-1H-indazole hydrobromide | 1203160-22-8 5-(Bromomethyl)-1-methyl-1H-indazole hydrobromide|26355|1203160-22-8 https://www.jk-sci.com/products/s57c1206789 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/326090.png?v=1774723629 2-(4-Aminophenyl)ethylamine Dihydrochloride | 13078-82-5 2-(4-Aminophenyl)ethylamine Dihydrochloride|C1206789|13078-82-5 https://www.jk-sci.com/products/j5326350 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/99e369cb938136cfee1951f89b6c41c1.jpg?v=1776352420 1-Methylindazole-6-carboxylic acid | 1031417-77-2 1-Methylindazole-6-carboxylic acid|26350|1031417-77-2 https://www.jk-sci.com/products/s57c4x-24854 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0a7f6063-9ab0-447e-8197-b59f67ea28a7.png?v=1774967270 Evocalcet Impurity 4 HCl Evocalcet Impurity 4 HCl|C4X-24854 https://www.jk-sci.com/products/j5326324 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f303109661dec31629b3fc90e196f81f.jpg?v=1776352347 4-Chloro-5-nitro-2-hydroxypyridine | 850663-54-6 4-Chloro-5-nitro-2-hydroxypyridine|26324|850663-54-6 https://www.jk-sci.com/products/j5326371 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/20f8f1c06c60731e4350fb4fa849a1f9.jpg?v=1776352485 (5-Aminopyridin-2-yl)-carbamic acid tert-butyl ester | 220731-04-4 (5-Aminopyridin-2-yl)-carbamic acid tert-butyl ester|26371|220731-04-4 https://www.jk-sci.com/products/j5326346 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2b19a0840116cb4d601067e4cac822a1.jpg?v=1776352406 Isoquinoline-8-carbonitrile | 362606-11-9 Isoquinoline-8-carbonitrile|26346|362606-11-9 https://www.jk-sci.com/products/s57c1330522 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/229231_1eb8162b-57f9-4f67-b639-80ccf63bf201.png?v=1774723634 5-Hydroxy-2-nitropyridine | 15206-26-5 5-Hydroxy-2-nitropyridine|C1330522|15206-26-5 https://www.jk-sci.com/products/j5326335 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e0a32c8ec724a69d0e04bc81bfafdea0.jpg?v=1776352375 5-Chloro-2-(hydroxymethyl)pyridine | 209526-98-7 5-Chloro-2-(hydroxymethyl)pyridine|26335|209526-98-7 https://www.jk-sci.com/products/s57c1377896 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/397873.png?v=1774723638 Val-Tyr-Val | 17355-22-5 Val-Tyr-Val|C1377896|17355-22-5 https://www.jk-sci.com/products/s57c1388041 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a169a10fc896c44d8a0081dcefd57c65.jpg?v=1776401882 4-(Formamidomethyl)benzoic acid | 17847-25-5 4-(Formamidomethyl)benzoic acid|C1388041|17847-25-5 https://www.jk-sci.com/products/s57c1752745 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/556063.png?v=1774723646 5-Chloro-4-nitro-2,1,3-benzothiadiazole | 2274-89-7 5-Chloro-4-nitro-2,1,3-benzothiadiazole|C1752745|2274-89-7 https://www.jk-sci.com/products/s57c4x-2486 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/155088_9d02f89a-7d09-441c-81ad-f19f55e43354.png?v=1775153438 Sofalcone | 64506-49-6 Sofalcone|C4X-2486|64506-49-6 https://www.jk-sci.com/products/j5326374 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5274338c69c0bfd2f94764f1ff3612c8.jpg?v=1776352491 2-Bromo-4-(methoxycarbonyl)-5-propyl-1,3-thiazole | 1120214-96-1 2-Bromo-4-(methoxycarbonyl)-5-propyl-1,3-thiazole|26374|1120214-96-1 https://www.jk-sci.com/products/j5326376 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e3b0ea9079754edd3344ffdfa217e8e3.jpg?v=1776352497 1-(Pyrrolidin-3-yl)ethanone hydrochloride | 876505-26-9 1-(Pyrrolidin-3-yl)ethanone hydrochloride|26376|876505-26-9 https://www.jk-sci.com/products/s57c1797755 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/72649f941a38fe817813b13111296a46.jpg?v=1776402694 Hydrocortisone Impurity N3 | 23460-76-6 Hydrocortisone Impurity N3|C1797755|23460-76-6 https://www.jk-sci.com/products/s57c1802455 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e7d463e3c961b6dad110a708b19bf24c.jpg?v=1776402744 Diethyl (4-isopropyl-3,5-dimethoxybenzyl)phosphonate | 443982-76-1 Diethyl (4-isopropyl-3,5-dimethoxybenzyl)phosphonate|C1802455|443982-76-1 https://www.jk-sci.com/products/s57c4x-248716 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4b859c303cece1d1a385bb9831322cb9.jpg?v=1776418133 Rimegepant Impurity 16 | 1397526-11-2 Rimegepant Impurity 16|C4X-248716|1397526-11-2 https://www.jk-sci.com/products/s57c1806229 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/353485.png?v=1774723657 Enalapril | 75847-73-3 Enalapril|C1806229|75847-73-3 https://www.jk-sci.com/products/s57c1843887 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fadb475a4c63d5edb5ce046e20598eec_85153907-5dfc-4730-93d3-c489cec80009.jpg?v=1776402946 Methyl 4-formyl-3-methoxybenzoate | 74733-24-7 Methyl 4-formyl-3-methoxybenzoate|C1843887|74733-24-7 https://www.jk-sci.com/products/s57c4x-100316 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f227d4c154e6935483f50cc9ebd7d397.jpg?v=1776404143 Erythromycin A iminoether（Azithromycin CP Impurity Q） | 99290-97-8 Erythromycin A iminoether（Azithromycin CP Impurity Q）|C4X-100316|99290-97-8 https://www.jk-sci.com/products/s57c4x-1032111 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c9178b95-1775-4a41-b199-0f0f85b5fa82.png?v=1774723720 Mirabegron Impurity 111 Mirabegron Impurity 111|C4X-1032111 https://www.jk-sci.com/products/s57c4x-248755 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ae58063c-4222-4c39-b263-60b16c4144d7.png?v=1774972047 Rimegepant Impurity 55 Rimegepant Impurity 55|C4X-248755 https://www.jk-sci.com/products/s57c4x-104751 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3e9d1d7e-45dc-4377-8ebe-7548372ec6e6.png?v=1774724751 Regorafenib Impurity 51 Regorafenib Impurity 51|C4X-104751 https://www.jk-sci.com/products/s57c4x-10778 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a75e89ce638b4574bdd6e8eb2f138f21.jpg?v=1776406082 Entecavir EP Impurity A | 1367369-78-5 Entecavir EP Impurity A|C4X-10778|1367369-78-5 https://www.jk-sci.com/products/s57c4x-248772 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f9424a78-b9cd-484c-9991-5fba76e389dc.png?v=1774734624 Rimegepant Impurity 72 Rimegepant Impurity 72|C4X-248772 https://www.jk-sci.com/products/s57c4x-10826 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/514397.png?v=1774724785 Ibuprofen EP Impurity F | 65322-85-2 Ibuprofen EP Impurity F|C4X-10826|65322-85-2 https://www.jk-sci.com/products/s57c4x-13583 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ff8cf60e1dc57a72761f72f430adc764_0db7ad3d-6b2e-4564-b489-c206afef448d.jpg?v=1776410715 Cefditoren Impurity 3 | 145904-68-3 Cefditoren Impurity 3|C4X-13583|145904-68-3 https://www.jk-sci.com/products/j5326379 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e920e4e716efafa405ac68a7f0f74b57.jpg?v=1776352509 3-Methyl-1H-indole-4-carboxylic acid | 1159511-18-8 3-Methyl-1H-indole-4-carboxylic acid|26379|1159511-18-8 https://www.jk-sci.com/products/s57c4x-24891 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1c38aca719d7629ed43ffb12d2541b89.jpg?v=1776418153 Deschloro Prothioconazole | 2733236-36-5 Deschloro Prothioconazole|C4X-24891|2733236-36-5 https://www.jk-sci.com/products/s57c4x-137113 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c6eb61f2d5227af719459e468705450e.jpg?v=1776410910 Levofloxacin Impurity 13 | 197291-75-1 Levofloxacin Impurity 13|C4X-137113|197291-75-1 https://www.jk-sci.com/products/s57c4x-13899 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0314dcbdfa6a2b6df70e53caca3d869d.jpg?v=1776411144 Budesonide EP Impurity I | 113930-13-5 Budesonide EP Impurity I|C4X-13899|113930-13-5 https://www.jk-sci.com/products/s57c4x-139527 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e982a19360c1e575c214082701a6827c.jpg?v=1776411219 N10-Nitroso Folic Acid | 26360-21-4 N10-Nitroso Folic Acid|C4X-139527|26360-21-4 https://www.jk-sci.com/products/s57c1063225 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/363436.png?v=1774724633 L-Penicillamine | 1113-41-3 L-Penicillamine|C1063225|1113-41-3 https://www.jk-sci.com/products/j5326385 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/02f64e3b9ca5263dbea3e20a1607b779.jpg?v=1776352521 1-Bromo-3,5-difluoro-4-nitrobenzene | 147808-42-2 1-Bromo-3,5-difluoro-4-nitrobenzene|26385|147808-42-2 https://www.jk-sci.com/products/j5326413 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/207cb0934e58996e9087cdbaa9dee4a5.jpg?v=1776352594 3,5-Dibromo-2-chloropyrazine | 1082843-70-6 3,5-Dibromo-2-chloropyrazine|26413|1082843-70-6 https://www.jk-sci.com/products/s57c1115321 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/520761_1d2cd5d6-255a-495a-8bf8-5518ada0e968.png?v=1774724638 Sodium 4-methylbenzenesulfonate | 12068-03-0 Sodium 4-methylbenzenesulfonate|C1115321|12068-03-0 https://www.jk-sci.com/products/j5326421 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3afe35baf0dd796c8fedcbc930ad6cd6.jpg?v=1776352611 1-Methylindazole-4-carboxylic acid | 1071433-05-0 1-Methylindazole-4-carboxylic acid|26421|1071433-05-0 https://www.jk-sci.com/products/s57c1152542 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/495142.png?v=1774724643 1-Fluoro-2-phenoxybenzene | 124330-20-7 1-Fluoro-2-phenoxybenzene|C1152542|124330-20-7 https://www.jk-sci.com/products/s57c4x-249411 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/384007b84290dcfcbf5446071c534dc9.jpg?v=1776418164 Dotinurad Impurity 11 | 1285572-54-4 Dotinurad Impurity 11|C4X-249411|1285572-54-4 https://www.jk-sci.com/products/s57c4x-24909 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cb94d582b90ab295be2ecf8313bd773e.jpg?v=1776418158 Molnupiravir Impurity 9 | 886538-48-3 Molnupiravir Impurity 9|C4X-24909|886538-48-3 https://www.jk-sci.com/products/s57c1533003 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/219cc4a91f57b387a23bea141b9719ff.jpg?v=1776402097 1,2-Dibromo-3,4-difluorobenzene | 811713-01-6 1,2-Dibromo-3,4-difluorobenzene|C1533003|811713-01-6 https://www.jk-sci.com/products/s57c1594680 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c223d17964738d90166b967f2c177d8b.jpg?v=1776402217 2,2-Dimethyl-5-(propan-2-ylidene)-1,3-dioxane-4,6-dione | 2231-66-5 2,2-Dimethyl-5-(propan-2-ylidene)-1,3-dioxane-4,6-dione|C1594680|2231-66-5 https://www.jk-sci.com/products/s57c4x-24941 2026-07-21T11:21:19-07:00 daily https://www.jk-sci.com/products/s57c1596520 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/428221.png?v=1774724657 2,3-Difluoro-4-methylbenzoic acid | 261763-37-5 2,3-Difluoro-4-methylbenzoic acid|C1596520|261763-37-5 https://www.jk-sci.com/products/s57c1701095 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b1fceca4eb9aec9517cd32d0ebc10df3.jpg?v=1776402449 4-(Ethoxymethyl)phenol | 57726-26-8 4-(Ethoxymethyl)phenol|C1701095|57726-26-8 https://www.jk-sci.com/products/s57c1754166 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3a56f1e3f5fdda3a847fcb7bf0a95904.jpg?v=1776402535 5-ethyl-2-phenyl-2,4-dihydro-3H-pyrazol-3-one | 92753-34-9 5-ethyl-2-phenyl-2,4-dihydro-3H-pyrazol-3-one|C1754166|92753-34-9 https://www.jk-sci.com/products/j5326389 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/476e9385107fddf2bbacb3836a5bf08c.jpg?v=1776352535 5-Bromo-1,6-dimethyl-1H-indazole | 1159511-81-5 5-Bromo-1,6-dimethyl-1H-indazole|26389|1159511-81-5 https://www.jk-sci.com/products/j5326396 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3460400ead599708436d82a6f2ff5e89.jpg?v=1776352554 3-(4-Bromophenyl)-2-methylpropanoic acid | 66735-01-1 3-(4-Bromophenyl)-2-methylpropanoic acid|26396|66735-01-1 https://www.jk-sci.com/products/j5326404 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/122309c4a26a8ee6c128f04958078b25.jpg?v=1776352569 2-(1H-Indole-3-yl)-cyclohexaneamine | 4765-27-9 2-(1H-Indole-3-yl)-cyclohexaneamine|26404|4765-27-9 https://www.jk-sci.com/products/s57c1795403 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/69551002491473cdd9cff88a196817c1.jpg?v=1776402652 Boc-Cys(Bzl)-OSu | 3401-33-0 Boc-Cys(Bzl)-OSu|C1795403|3401-33-0 https://www.jk-sci.com/products/s57c1886698 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/233723_32ae48b4-0dda-4795-9dda-9d183161e46a.png?v=1774724675 O-tert-Butyl-L-threonine tert-butyl ester acetate salt | 5854-77-3 O-tert-Butyl-L-threonine tert-butyl ester acetate salt|C1886698|5854-77-3 https://www.jk-sci.com/products/s57c1907788 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1381869135a37c97c04e7864f9595964.jpg?v=1776403179 1-Cyanotetraline | 56536-96-0 1-Cyanotetraline|C1907788|56536-96-0 https://www.jk-sci.com/products/j5326433 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/934c8fc5aefb9ca289aa1ca3febd7eca.jpg?v=1776352647 H-1,3-cis-ACHC-OMe·HCl | 87360-22-3 H-1,3-cis-ACHC-OMe·HCl|26433|87360-22-3 https://www.jk-sci.com/products/s57c1911444 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/742f9bbc2115be57b0b7bde499bcf27f.jpg?v=1776403210 Voriconazole Impurity N1 | 929249-84-3 Voriconazole Impurity N1|C1911444|929249-84-3 https://www.jk-sci.com/products/s57c3d-4028 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9369ada63b0c414ba2b48576d5f9e6ee.jpg?v=1776403656 Nitrosobis(2-chloroethyl)amine | 67856-68-2 Nitrosobis(2-chloroethyl)amine|C3D-4028|67856-68-2 https://www.jk-sci.com/products/s57c3d-4589 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/58dc6e3b7f37039e1997d11c930bfa3e.jpg?v=1776403722 Furyl Hydroxymethyl Ketone | 17678-19-2 Furyl Hydroxymethyl Ketone|C3D-4589|17678-19-2 https://www.jk-sci.com/products/s57c3d-6070 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/515403_e568ae4c-d1f1-4a67-a38d-d113edc12908.png?v=1774724705 Butyl 4-nitrobenzoate | 120-48-9 Butyl 4-nitrobenzoate|C3D-6070|120-48-9 https://www.jk-sci.com/products/s57c4x-101635 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d6fe61e914f7c3af3d4c58fa7352211e.jpg?v=1776404423 Enzalutamide Impurity 35 | 888072-96-6 Enzalutamide Impurity 35|C4X-101635|888072-96-6 https://www.jk-sci.com/products/s57c4x-105781 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_fc50d69a-8d8b-4460-bf6d-781edebff60f.png?v=1774724760 Valsartan Impurity 81 Valsartan Impurity 81|C4X-105781 https://www.jk-sci.com/products/s57c4x-2494145 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/343433_c6b5aca9-aabe-4b80-b429-0796c1bbb296.png?v=1775052929 Dotinurad Impurity 145 | 2596-93-2 Dotinurad Impurity 145|C4X-2494145|2596-93-2 https://www.jk-sci.com/products/j5326436 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/806375664b487621671c4976aab2c13c.jpg?v=1776352659 Boc-5-Amino-3-oxapentanoic acid dicyclohexylamine salt | 142929-49-5 Boc-5-Amino-3-oxapentanoic acid dicyclohexylamine salt|26436|142929-49-5 https://www.jk-sci.com/products/j5326446 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b5c414a94351a8070b5203503f8b8ed5.jpg?v=1776352692 Nb-Boc-D-2,3-diaminopropionic acid | 259825-43-9 Nb-Boc-D-2,3-diaminopropionic acid|26446|259825-43-9 https://www.jk-sci.com/products/s57c4x-108286 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d41f11cf-a752-4ce9-9153-64eff9603341.png?v=1774724789 Ibuprofen Impurity 86 Ibuprofen Impurity 86|C4X-108286 https://www.jk-sci.com/products/s57c4x-1088119 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f8b021d38297f3292fe86164c5187a77.jpg?v=1776406517 Apixaban Impurity 119 | 881386-12-5 Apixaban Impurity 119|C4X-1088119|881386-12-5 https://www.jk-sci.com/products/s57c4x-11869 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/627133_edcbd062-811d-4b4a-bf97-58d8fc312885.png?v=1774724875 Repaglinide EP Impurity B | 99469-99-5 Repaglinide EP Impurity B|C4X-11869|99469-99-5 https://www.jk-sci.com/products/j5326451 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/eaf3fbbf65246b9e548ac302833a550c.jpg?v=1776352711 N-Boc,N'-benzyl-1,4-diaminobutane hydrochloride | 90914-09-3 N-Boc,N'-benzyl-1,4-diaminobutane hydrochloride|26451|90914-09-3 https://www.jk-sci.com/products/j5326456 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ae69e0295b2ba4856c75ab7515382dc9.jpg?v=1776352728 Fmoc-D-glutamic acid a-amide | 292150-20-0 Fmoc-D-glutamic acid a-amide|26456|292150-20-0 https://www.jk-sci.com/products/s57c4x-12465 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d76d2f904d65ba363d52709361006399.jpg?v=1776409763 Ambrisentan Impurity 5 | 178306-51-9 Ambrisentan Impurity 5|C4X-12465|178306-51-9 https://www.jk-sci.com/products/s57c4x-1354 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b905f4c93bcc937bd3a369ea238903bb_8dd0b03e-58e1-4c7c-b4d3-92f0a7363c0f.jpg?v=1776410663 Pomalidomide | 19171-19-8 Pomalidomide|C4X-1354|19171-19-8 https://www.jk-sci.com/products/s57c1065697 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5e88116a7414d653a0882e6ecb5bceb2.jpg?v=1776401286 (S)-Fluralaner | 1122022-02-9 (S)-Fluralaner|C1065697|1122022-02-9 https://www.jk-sci.com/products/s57c4x-249420 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_affef19f-b7c0-4243-b891-bb6f6aa87b7c.png?v=1775076530 Dotinurad Impurity 20 Dotinurad Impurity 20|C4X-249420 https://www.jk-sci.com/products/j5326462 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f12e3d245bb43304d5f62be69d429a53.jpg?v=1776352753 Fmoc-2,2,6,6-tetramethylpiperidine-N-oxyl-4-amino-4-carboxylic acid | 93372-25-9 Fmoc-2,2,6,6-tetramethylpiperidine-N-oxyl-4-amino-4-carboxylic acid|26462|93372-25-9 https://www.jk-sci.com/products/j5326464 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/64ae90f1f10e7caab105e0ea9c35db6e.jpg?v=1776352761 2-[2-(Fmoc-amino)ethoxy]ethanol | 299430-87-8 2-[2-(Fmoc-amino)ethoxy]ethanol|26464|299430-87-8 https://www.jk-sci.com/products/s57c1260164 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6b5cafe0b803f7b883544eff5d0161e0.jpg?v=1776401598 Iobitridol | 136949-58-1 Iobitridol|C1260164|136949-58-1 https://www.jk-sci.com/products/s57c1324206 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/130153a19428f429ecd7701083ece55a_7b968029-baf5-42b4-84fd-f89fa5884bd9.jpg?v=1776401727 Methyl 2-ethoxy-1H-benzo[d]imidazole-7-carboxylate | 150058-27-8 Methyl 2-ethoxy-1H-benzo[d]imidazole-7-carboxylate|C1324206|150058-27-8 https://www.jk-sci.com/products/s57c1361450 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/484981.png?v=1774725631 2-Chloro-5-nitrobenzonitrile | 16588-02-6 2-Chloro-5-nitrobenzonitrile|C1361450|16588-02-6 https://www.jk-sci.com/products/s57c1424238 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/455552.png?v=1774725635 Ethyl nonadecanoate | 18281-04-4 Ethyl nonadecanoate|C1424238|18281-04-4 https://www.jk-sci.com/products/s57c1560352 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/12f54b80dade8942fa7258d83eaeae9e_10e7073e-6935-4100-8c07-d7b28689d46f.jpg?v=1776402161 2-((4-Fluorophenyl)amino)-2-oxoacetic acid | 69066-43-9 2-((4-Fluorophenyl)amino)-2-oxoacetic acid|C1560352|69066-43-9 https://www.jk-sci.com/products/s57c1581187 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/229519_bcc5361c-7253-475c-af2f-c962f16c9baf.png?v=1774725644 2-(4-Nitrophenyl)ethanamine | 24954-67-4 2-(4-Nitrophenyl)ethanamine|C1581187|24954-67-4 https://www.jk-sci.com/products/j5326468 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2a0257f1c0329d7ec7b2d44aa592c03f.jpg?v=1776352775 Fmoc-sarcosinol | 147687-15-8 Fmoc-sarcosinol|26468|147687-15-8 https://www.jk-sci.com/products/s57c1830099 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a6865c30021c6fa80b6e175823a42ebc.jpg?v=1776402897 Lurbinectedin | 497871-47-3 Lurbinectedin|C1830099|497871-47-3 https://www.jk-sci.com/products/s57c4x-249428 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_433e761e-5b56-4f37-80cc-151435b37004.png?v=1774710368 Dotinurad Impurity 28 Dotinurad Impurity 28|C4X-249428 https://www.jk-sci.com/products/s57c1916493 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/100511_5982070a-7c42-41f9-8565-f9d38b88d0e1.png?v=1774725652 1-(Benzyloxy)-2-bromobenzene | 31575-75-4 1-(Benzyloxy)-2-bromobenzene|C1916493|31575-75-4 https://www.jk-sci.com/products/s57c3d-4040 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/248354.png?v=1774725690 1,1＇-Carbonyldiimidazole | 530-62-1 1,1＇-Carbonyldiimidazole|C3D-4040|530-62-1 https://www.jk-sci.com/products/s57c4x-1001 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/359681_9a821568-8c6f-49ff-b2d9-4e89e873b374.png?v=1774725697 Erythromycin | 114-07-8 Erythromycin|C4X-1001|114-07-8 https://www.jk-sci.com/products/s57c4x-101735 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3881a571-79c1-4295-84c4-7f2d7dad5a8b.png?v=1774725714 Vardenafil Impurity 35 Vardenafil Impurity 35|C4X-101735 https://www.jk-sci.com/products/s57c4x-106325 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/466982207fed979320f4f6937dc0a4aa.jpg?v=1776405502 Edoxaban Impurity 25 | 2605225-75-8 Edoxaban Impurity 25|C4X-106325|2605225-75-8 https://www.jk-sci.com/products/s57c4x-106512 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_14c03b8b-185b-428c-a2b2-2d963f8e0c96.png?v=1774725764 Empagliflozin Impurity 12 Empagliflozin Impurity 12|C4X-106512 https://www.jk-sci.com/products/j5326470 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/63949bdf4143004d9e077bfd3f0dbf20.jpg?v=1776352782 Pyrazol(Z)2 | 152120-55-3 Pyrazol(Z)2|26470|152120-55-3 https://www.jk-sci.com/products/s57c4x-112823 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/206623_b9f72598-820b-440a-8f9a-d8161524700b.png?v=1774725820 Sildenafil Impurity 23 | 200575-15-1 Sildenafil Impurity 23|C4X-112823|200575-15-1 https://www.jk-sci.com/products/j5326477 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7cc8d7c909bb3832fa55ceeb9a879bcc.jpg?v=1776352808 Cesium bicarbonate | 29703-01-3 Cesium bicarbonate|26477|29703-01-3 https://www.jk-sci.com/products/s57c4x-126739 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_67a48fc8-78d5-4569-ab26-97c4fd3afeff.png?v=1774725860 Ixazomib Impurity 39 Ixazomib Impurity 39|C4X-126739 https://www.jk-sci.com/products/j5326487 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8685ca2648007501349d3739ccf79c0c.jpg?v=1776352835 Lithium chromate | 14307-35-8 Lithium chromate|26487|14307-35-8 https://www.jk-sci.com/products/s57c4x-13084 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e00876be2a54aa5d708b8fc4b880fe02.jpg?v=1776410149 Levosimendan Impurity 4 | 42075-29-6 Levosimendan Impurity 4|C4X-13084|42075-29-6 https://www.jk-sci.com/products/s57c4x-132416 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0879b688d2b12f70b32b742c5c82aebb.jpg?v=1776410251 Mesalazine EP Impurity P | 887256-40-8 Mesalazine EP Impurity P|C4X-132416|887256-40-8 https://www.jk-sci.com/products/s57c4x-249431 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b566673c-6078-441c-b325-4098147c02cf.png?v=1774974692 Dotinurad Impurity 31 Dotinurad Impurity 31|C4X-249431 https://www.jk-sci.com/products/s57c4x-137848 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a0ac19c639fd3fd9d9720e20c601a86c.jpg?v=1776411009 Daptomycin-d5 | 1356579-56-0 Daptomycin-d5|C4X-137848|1356579-56-0 https://www.jk-sci.com/products/s57c4x-16792 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ad1ee26d2d6ad78ec45b826e03a33dd4_622b3bff-f5ab-4431-9972-189a25669346.jpg?v=1776413875 Lidocaine EP Impurity B | 2903-45-9 Lidocaine EP Impurity B|C4X-16792|2903-45-9 https://www.jk-sci.com/products/j5326490 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7bd1d2582ada763715c33f7fc85474ba.jpg?v=1776352850 Lithium dihydrogen phosphate | 13453-80-0 Lithium dihydrogen phosphate|26490|13453-80-0 https://www.jk-sci.com/products/j5324898 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1bb0760d50d7c66f304deec8e1de2d17.jpg?v=1776349325 2-Amino-4,6-difluorobenzothiazole | 119256-40-5 2-Amino-4,6-difluorobenzothiazole|24898|119256-40-5 https://www.jk-sci.com/products/j5325491 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/79ba8f3c78a5235f3b9e458f3896df80.jpg?v=1776350025 3-(4-Methoxyphenyl)isoxazole | 61428-20-4 3-(4-Methoxyphenyl)isoxazole|25491|61428-20-4 https://www.jk-sci.com/products/j5325714 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bfc4d4762422b0c415a183ea1acc1489.jpg?v=1776350515 2-Chloro-6-methylpyridine-4-carbonyl chloride | 26413-58-1 2-Chloro-6-methylpyridine-4-carbonyl chloride|25714|26413-58-1 https://www.jk-sci.com/products/j5325855 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/64b75aace51f7c52da3c8a1bf49e8806.jpg?v=1776350909 Ethyl 3-Amino-5-(4-chlorophenyl)thiophene-2-carboxylate | 91076-94-7 Ethyl 3-Amino-5-(4-chlorophenyl)thiophene-2-carboxylate|25855|91076-94-7 https://www.jk-sci.com/products/s57c1010916 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/270814.png?v=1774726554 (S)-1-N-tert-butoxycarbonyl-3-hydroxypyrrolidine | 101469-92-5 (S)-1-N-tert-butoxycarbonyl-3-hydroxypyrrolidine|C1010916|101469-92-5 https://www.jk-sci.com/products/j5325941 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/feb15581573b35f953eeb3ae0b0e421e.jpg?v=1776351138 2-Chloro-N-(3-methoxyphenyl)acetamide | 17641-08-6 2-Chloro-N-(3-methoxyphenyl)acetamide|25941|17641-08-6 https://www.jk-sci.com/products/s57c4x-24944 2026-07-21T11:21:19-07:00 daily https://www.jk-sci.com/products/s57c4x-249445 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7c779543-4197-444e-9ad6-6506c779aea9.png?v=1774713146 Dotinurad Impurity 45 Dotinurad Impurity 45|C4X-249445 https://www.jk-sci.com/products/s57c4x-249455 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/279329_c2241811-5719-486e-bcdd-88976093c650.png?v=1774666039 Dotinurad Impurity 55 | 1945-78-4 Dotinurad Impurity 55|C4X-249455|1945-78-4 https://www.jk-sci.com/products/s57c1021410 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e169d487f450c87f3f76bd88880a149a.jpg?v=1776401201 6-((6-(1-Methyl-1H-pyrazol-4-yl)-[1,2,4]triazolo[4,3-b]pyridazin-3-yl)thio)quinoline | 1022150-57-7 6-((6-(1-Methyl-1H-pyrazol-4-yl)-[1,2,4]triazolo[4,3-b]pyridazin-3-yl)thio)quinoline|C1021410|1022150-57-7 https://www.jk-sci.com/products/j5326015 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3b3aed916d273dfaa2d00c746be02325.jpg?v=1776351371 5'-Bromo-2'-hydroxypropiophenone | 17764-93-1 5'-Bromo-2'-hydroxypropiophenone|26015|17764-93-1 https://www.jk-sci.com/products/s57c1101720 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/371864.png?v=1774726561 1,1,3,3-Tetraethylurea | 1187-03-7 1,1,3,3-Tetraethylurea|C1101720|1187-03-7 https://www.jk-sci.com/products/j5326051 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/48320d8705c3dc5bd68ed9bfb2013e50.jpg?v=1776351483 2-Chloro-3-formyl-6-methoxyquinoline | 73568-29-3 2-Chloro-3-formyl-6-methoxyquinoline|26051|73568-29-3 https://www.jk-sci.com/products/s57c1214914 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/35e7ace175a9c1f7052414b1dc45e6b5.jpg?v=1776401536 2-Amino-2-(pyridin-3-yl)acetonitrile | 131988-63-1 2-Amino-2-(pyridin-3-yl)acetonitrile|C1214914|131988-63-1 https://www.jk-sci.com/products/s57c4x-249461 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0d069e52237cd9405056d0ebbc2d03a8.jpg?v=1776418184 Dotinurad Impurity 61 | 428458-98-4 Dotinurad Impurity 61|C4X-249461|428458-98-4 https://www.jk-sci.com/products/s57c4x-249467 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/18c5e37e15bafa347e11d8b1057aa2c5.jpg?v=1776418189 Dotinurad Impurity 67 | 39884-80-5 Dotinurad Impurity 67|C4X-249467|39884-80-5 https://www.jk-sci.com/products/j5326079 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0d43ad6b641e8a61b94bc720f3793be1.jpg?v=1776351579 2-Chloro-4-methoxypyridine | 17228-69-2 2-Chloro-4-methoxypyridine|26079|17228-69-2 https://www.jk-sci.com/products/s57c1262714 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a6d567b8f48ca4296c4e2ab49b0e5ae1.jpg?v=1776401618 4-[6-(7-Cyclopentyl-6-dimethylcarbamoyl-7H-pyrrolo[2,3-d]pyrimidin-2-ylamino)-pyridin-3-yl]-piperazine-1-carboxylic acid tert-butyl ester | 1374639-78-7 4-[6-(7-Cyclopentyl-6-dimethylcarbamoyl-7H-pyrrolo[2,3-d]pyrimidin-2-ylamino)-pyridin-3-yl]-piperazine-1-carboxylic acid tert-butyl ester|C1262714|1374639-78-7 https://www.jk-sci.com/products/j5326104 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dbff67476c721a981a501e4cadea22e6.jpg?v=1776351653 2,6-Dimethyl-4-cyanopyridine | 39965-81-6 2,6-Dimethyl-4-cyanopyridine|26104|39965-81-6 https://www.jk-sci.com/products/s57c1336420 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b7227d6b9d4006031d0c4fb7577fa077.jpg?v=1776401748 (2S,5S)-5-Hydroxypiperidine-2-carboxylic acid hydrochloride | 154307-84-3 (2S,5S)-5-Hydroxypiperidine-2-carboxylic acid hydrochloride|C1336420|154307-84-3 https://www.jk-sci.com/products/s57c1357970 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/993451e3f7477384ee67905498b469af.jpg?v=1776401817 2-(1-Methanesulfonylazetidin-3-ylidene)acetonitrile | 1638759-68-8 2-(1-Methanesulfonylazetidin-3-ylidene)acetonitrile|C1357970|1638759-68-8 https://www.jk-sci.com/products/j5326137 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7b51bb37c6fa042f114669841ec9c715.jpg?v=1776351745 Morpholin-4-yl-quinoxalin-6-yl-methanone | 312319-71-4 Morpholin-4-yl-quinoxalin-6-yl-methanone|26137|312319-71-4 https://www.jk-sci.com/products/j5326158 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c8c1432a1009ee5860d9326874b12cf9.jpg?v=1776351828 3-Cyano-5,6-dimethyl-2-hydroxypyridine | 72716-80-4 3-Cyano-5,6-dimethyl-2-hydroxypyridine|26158|72716-80-4 https://www.jk-sci.com/products/s57c1433892 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4384bfeb61f69494c03ce0ab8bfca2cf.jpg?v=1776401912 3-(Carboxymethoxy)benzoic acid | 1878-61-1 3-(Carboxymethoxy)benzoic acid|C1433892|1878-61-1 https://www.jk-sci.com/products/s57c4x-2495 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/903f4e286e358b32f29a4fbd3fc59518.jpg?v=1776418190 Venetoclax | 1257044-40-8 Venetoclax|C4X-2495|1257044-40-8 https://www.jk-sci.com/products/j5326187 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2216f64af6ec6a5dcfa2bfb1bc6c9fe8.jpg?v=1776351921 3-(Hydroxymethyl)pyridazine | 37444-46-5 3-(Hydroxymethyl)pyridazine|26187|37444-46-5 https://www.jk-sci.com/products/j5326227 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/65d6d62e23efb7b812ee7e8ed59d4784.jpg?v=1776352035 2-Amino-4-Trifluoromethyloxazole | 35629-71-1 2-Amino-4-Trifluoromethyloxazole|26227|35629-71-1 https://www.jk-sci.com/products/j5326250 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/93c31143e2d8b6dd9861aa0e97f5da65.jpg?v=1776352115 6-Bromoimidazo[1,2-a]pyridin-8-amine | 676371-00-9 6-Bromoimidazo[1,2-a]pyridin-8-amine|26250|676371-00-9 https://www.jk-sci.com/products/j5326274 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/820f8bf57864cf01c92fc69bff004162.jpg?v=1776352195 6-Bromo-1-methyl-1H-benzo[d]imidazole | 53484-16-5 6-Bromo-1-methyl-1H-benzo[d]imidazole|26274|53484-16-5 https://www.jk-sci.com/products/s57c1519447 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c8b5b4c96131b4e85ccee9ee80985e5c.jpg?v=1776402063 1-[4-(1-Methylethenyl)phenyl]ethanone | 5359-04-6 1-[4-(1-Methylethenyl)phenyl]ethanone|C1519447|5359-04-6 https://www.jk-sci.com/products/j5326292 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5f2fbcae1c12e5a551e20bd42a2c3524.jpg?v=1776352252 Ethyl 6-chloro-4-ethoxypyridine-3-carboxylate | 40296-47-7 Ethyl 6-chloro-4-ethoxypyridine-3-carboxylate|26292|40296-47-7 https://www.jk-sci.com/products/j5326318 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9d16ec6bf820b131cc5dfbee70e341b3.jpg?v=1776352325 6-Bromo-1-methylindazole | 590417-94-0 6-Bromo-1-methylindazole|26318|590417-94-0 https://www.jk-sci.com/products/j5326309 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5fee3558f7acec0d07cf9dcdc30bfe0b.jpg?v=1776352299 5-Bromo-1-Methyl-1H-indazol-3-amine | 1000018-06-3 5-Bromo-1-Methyl-1H-indazol-3-amine|26309|1000018-06-3 https://www.jk-sci.com/products/s57c4x-24963 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1c8112e53e69f19b7ed8bb19a943a8f4.jpg?v=1776418193 Desogestrel EP Impurity C/Desogestrel USP RC D | 54024-21-4 Desogestrel EP Impurity C/Desogestrel USP RC D|C4X-24963|54024-21-4 https://www.jk-sci.com/products/s57c1636867 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/111171.png?v=1774726600 2-Nitrobenzenethiol | 4875-10-9 2-Nitrobenzenethiol|C1636867|4875-10-9 https://www.jk-sci.com/products/j5326339 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1e7dc2937fdeb6b6bd3bb32c9540896d.jpg?v=1776352385 6-Bromopyridine-2,3-diamine | 129012-04-0 6-Bromopyridine-2,3-diamine|26339|129012-04-0 https://www.jk-sci.com/products/j5326354 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/34e05c449b5313838d2498ce5c751f38.jpg?v=1776352437 Isoquinonline-8-boronic acid | 721401-43-0 Isoquinonline-8-boronic acid|26354|721401-43-0 https://www.jk-sci.com/products/s57c1644782 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/135877_4e8f5d9d-8437-4d61-b0a6-7ec904d5b7d0.png?v=1774726605 3-(2,6-Dichlorophenyl)-5-methylisoxazole-4-carbonylchloride | 4462-55-9 3-(2,6-Dichlorophenyl)-5-methylisoxazole-4-carbonylchloride|C1644782|4462-55-9 https://www.jk-sci.com/products/s57c4x-250315 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/104618_d91ddfa3-5f33-4dd5-86df-57771fe4e305.png?v=1774988222 Indocyanine Green Impurity 15 (2,4-Dinitroaniline) | 97-02-9 Indocyanine Green Impurity 15 (2,4-Dinitroaniline)|C4X-250315|97-02-9 https://www.jk-sci.com/products/s57c4x-250328 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f2bbd31f-b9e2-43fe-8dbd-c058c0dbdcda.png?v=1774646647 Indocyanine Green Impurity 28 | 906772-02-9 Indocyanine Green Impurity 28|C4X-250328|906772-02-9 https://www.jk-sci.com/products/s57c4x-250340 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a6f3d3488a6217cfcd3d1a81715d0cd6.jpg?v=1776418213 Indocyanine Green Impurity 40 | 2550577-41-6 Indocyanine Green Impurity 40|C4X-250340|2550577-41-6 https://www.jk-sci.com/products/j5326372 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/22e8be90d83733388ff38071c05b70b2.jpg?v=1776352488 5-Bromo-1,7-dimethylindazole | 1092352-34-5 5-Bromo-1,7-dimethylindazole|26372|1092352-34-5 https://www.jk-sci.com/products/s57c1881272 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ef561381ab6bc1d9aba84ae7fa787205.jpg?v=1776403030 Neostigmine impurity 01 | 618-09-7 Neostigmine impurity 01|C1881272|618-09-7 https://www.jk-sci.com/products/s57c4x-2508 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9127c2bc2aeccf2661f318e534a1e818.jpg?v=1776418230 Maropitant Citrate Hydrate | 359875-09-5 Maropitant Citrate Hydrate|C4X-2508|359875-09-5 https://www.jk-sci.com/products/j5326377 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/52f67a99fcc8616d4a2071c38a252ff3.jpg?v=1776352502 8-Bromo-3-hydroxyisoquinoline | 608515-49-7 8-Bromo-3-hydroxyisoquinoline|26377|608515-49-7 https://www.jk-sci.com/products/s57c3d-5857 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/484564_8848ff57-16b8-46cb-8802-b48b92f78c02.png?v=1774726669 Nitrosobenzene | 586-96-9 Nitrosobenzene|C3D-5857|586-96-9 https://www.jk-sci.com/products/s57c4x-250343 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_dc0fb3c1-8ae0-4761-ad1f-a3dd7e791068.png?v=1775136853 Indocyanine Green Impurity 43 Indocyanine Green Impurity 43|C4X-250343 https://www.jk-sci.com/products/s57c4x-25047 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/202ec37015d69e22b935a990a0448c89.jpg?v=1776418220 Triclosan Impurity 7 | 134479-47-3 Triclosan Impurity 7|C4X-25047|134479-47-3 https://www.jk-sci.com/products/s57c4x-25071 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/21eea1a79f489f14bf2fad72b5cdf067.jpg?v=1776418226 Salcaprozate Impurity 1 | 1027911-46-1 Salcaprozate Impurity 1|C4X-25071|1027911-46-1 https://www.jk-sci.com/products/s57c4x-25038 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7d658e5b9a82127ae995083fbc50dcd4.jpg?v=1776418217 Indocyanine Green Impurity 8 | 63450-66-8 Indocyanine Green Impurity 8|C4X-25038|63450-66-8 https://www.jk-sci.com/products/s57c3d-5988 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/369741_203790b7-2657-4697-81bb-8543bfd73776.png?v=1774726673 Flavin Adenine Dinucleotide Disodium Salt ·xHydrate | 84366-81-4 Flavin Adenine Dinucleotide Disodium Salt ·xHydrate|C3D-5988|84366-81-4 https://www.jk-sci.com/products/s57c4x-25102 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c92b71a3959862913169f3e877473630.jpg?v=1776418233 Carbodenafil Impurity 2 | 2711006-62-9 Carbodenafil Impurity 2|C4X-25102|2711006-62-9 https://www.jk-sci.com/products/s57c4x-25171 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/607332_cea833e1-b4ed-4d08-ae15-5fdde9843022.png?v=1774974700 2-Thenaldehyde | 98-03-3 2-Thenaldehyde|C4X-25171|98-03-3 https://www.jk-sci.com/products/j5326388 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/505ed17826f72107766df4ab820adeea.jpg?v=1776352532 5-Bromo-1,4-dimethyl-1H-indazole | 1159511-80-4 5-Bromo-1,4-dimethyl-1H-indazole|26388|1159511-80-4 https://www.jk-sci.com/products/s57c4x-25196 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/56e333ed8ef89d788fe0ddee97b7c0f4.jpg?v=1776418245 Ensitrelvir Impurity 6 | 2771355-73-6 Ensitrelvir Impurity 6|C4X-25196|2771355-73-6 https://www.jk-sci.com/products/s57c4x-25201 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8b78f9f8-fe72-497e-bd01-d123427214d5.png?v=1774903216 Pitolisant Impurity 1 Pitolisant Impurity 1|C4X-25201 https://www.jk-sci.com/products/s57c4x-25192 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/21780150dcc92342584d43b27e8c3084.jpg?v=1776418242 Ensitrelvir | 2647530-73-0 Ensitrelvir|C4X-25192|2647530-73-0 https://www.jk-sci.com/products/s57c4x-10182 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4cea6b9e6ebdb4cb1441620449418524.jpg?v=1776404470 Choline fenofiBrate impurity C | 217636-47-0 Choline fenofiBrate impurity C|C4X-10182|217636-47-0 https://www.jk-sci.com/products/s57c4x-107217 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b9e417f00012e2843eb7672fca985456.jpg?v=1776405856 Bortezomib Impurity 17 | 1194235-41-0 Bortezomib Impurity 17|C4X-107217|1194235-41-0 https://www.jk-sci.com/products/s57c4x-10828 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/baffa15d3714963fadf09b4c55a92eca.jpg?v=1776406270 Ibuprofen EP Impurity H | 2143535-25-3 Ibuprofen EP Impurity H|C4X-10828|2143535-25-3 https://www.jk-sci.com/products/s57c4x-252011 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9befc91a-8ed5-49f1-b078-325c7d123afe.png?v=1774962773 Pitolisant impurity 11 Pitolisant impurity 11|C4X-252011 https://www.jk-sci.com/products/j5326400 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/41dbc2083c5a4dc7689caeffd1c520a3.jpg?v=1776352561 4-(2-Morpholinoethoxy)benzene-1,2-diamine trihydrochloride | 75328-29-9 4-(2-Morpholinoethoxy)benzene-1,2-diamine trihydrochloride|26400|75328-29-9 https://www.jk-sci.com/products/s57c4x-108413 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c106e6d416716891a593b1d24f7f16fb.jpg?v=1776406343 Roflumilast Impurity 13 | 53173-70-9 Roflumilast Impurity 13|C4X-108413|53173-70-9 https://www.jk-sci.com/products/s57c4x-252013 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b3b1f4506743befb144591a0e96e9b1a.jpg?v=1776418252 Pitolisant impurity 13 | 78358-09-5 Pitolisant impurity 13|C4X-252013|78358-09-5 https://www.jk-sci.com/products/s57c4x-252016 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/018bb8a8243d8abf940b7d952293abcc.jpg?v=1776418255 Pitolisant impurity 16 | 31951-46-9 Pitolisant impurity 16|C4X-252016|31951-46-9 https://www.jk-sci.com/products/s57c4x-252021 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b06bbf59-5405-472c-9b19-bd28217e1cf1.png?v=1775063330 Pitolisant impurity 21 Pitolisant impurity 21|C4X-252021 https://www.jk-sci.com/products/s57c4x-252019 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4d4fb084-b490-4b18-b83f-22d0bbfc5b96.png?v=1774670976 Pitolisant impurity 19 Pitolisant impurity 19|C4X-252019 https://www.jk-sci.com/products/s57c4x-108771 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_91a3dbf9-7e87-4917-b837-721d1023247f.png?v=1774726730 Tadalafil Impurity 71 Tadalafil Impurity 71|C4X-108771 https://www.jk-sci.com/products/s57c4x-12111 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/224133.png?v=1774726808 Paracetamol EP Impurity B | 1693-37-4 Paracetamol EP Impurity B|C4X-12111|1693-37-4 https://www.jk-sci.com/products/j5326419 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/477fe5a3f807ce2d60f680883811c395.jpg?v=1776352607 5-Methylpyridazin-3(4H)-one | 1207175-12-9 5-Methylpyridazin-3(4H)-one|26419|1207175-12-9 https://www.jk-sci.com/products/s57c4x-124813 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/390d876e375e2ae078749626cf410d72.jpg?v=1776409804 Valaciclovir EP Impurity M | 847670-62-6 Valaciclovir EP Impurity M|C4X-124813|847670-62-6 https://www.jk-sci.com/products/j5326435 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8b0cdf95d1d28e7eeb6a8eaae5d7769d.jpg?v=1776352654 H-1,4-trans-Achc-OMe·HCl | 61367-07-5 H-1,4-trans-Achc-OMe·HCl|26435|61367-07-5 https://www.jk-sci.com/products/s57c4x-130847 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_883faf16-cecc-46c6-82ce-36bc198cee88.png?v=1774726823 Levosimendan Impurity 47 Levosimendan Impurity 47|C4X-130847 https://www.jk-sci.com/products/j5326450 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/da6c1337219bac2e7a1d61366b7165be.jpg?v=1776352708 Boc-cystamine.HCl | 93790-49-9 Boc-cystamine.HCl|26450|93790-49-9 https://www.jk-sci.com/products/j5326461 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/225dbece4aba244b51fcf118eed1f0a1.jpg?v=1776352750 Fmoc-Pro(4-keto)-OH | 223581-83-7 Fmoc-Pro(4-keto)-OH|26461|223581-83-7 https://www.jk-sci.com/products/j5326465 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/58d74c7d059a4692210f86cb128e60ad.jpg?v=1776352765 Boc-D-Dab(Z)(ol) | 197892-17-4 Boc-D-Dab(Z)(ol)|26465|197892-17-4 https://www.jk-sci.com/products/j5326476 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/045d2e51b9b6eda2487130936305a990.jpg?v=1776352805 Cesium sulfate | 10294-54-9 Cesium sulfate|26476|10294-54-9 https://www.jk-sci.com/products/j5326488 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a3565c375fd21eb37f8a69c3bb2544ab.jpg?v=1776352839 Lithium oxide | 12057-24-8 Lithium oxide|26488|12057-24-8 https://www.jk-sci.com/products/j5326497 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a6ff698da00eaae6a410864edff322b3.jpg?v=1776352879 Lithium tartrate | 30903-88-9 Lithium tartrate|26497|30903-88-9 https://www.jk-sci.com/products/s57c4x-133815 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4ecf36aeec8904754aa11dd0ea7861ff.jpg?v=1776410433 Terbinafine EP Impurity B HCl | 176168-78-8 Terbinafine EP Impurity B HCl|C4X-133815|176168-78-8 https://www.jk-sci.com/products/s57c1142243 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_36ba74f9-4357-430c-92fd-5f396e83a747.png?v=1774726565 Seractide acetate Seractide acetate|C1142243 https://www.jk-sci.com/products/s57c1182812 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8cca1e0ed1624b4b9f7509c1f421ddaa.jpg?v=1776401468 Axitinib-13C-d3 | 1261432-00-1 Axitinib-13C-d3|C1182812|1261432-00-1 https://www.jk-sci.com/products/s57c1262711 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/83ba0e2f5ace1f74c301f64f22e99dc0.jpg?v=1776401613 Ribociclib succinate | 1374639-75-4 Ribociclib succinate|C1262711|1374639-75-4 https://www.jk-sci.com/products/s57c1469789 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/04e13aae5e0fab1fb24f3e4c7f618434.jpg?v=1776401971 (2S,3S)-2-Hydroxy-3-methylpentanoic Acid | 51576-04-6 (2S,3S)-2-Hydroxy-3-methylpentanoic Acid|C1469789|51576-04-6 https://www.jk-sci.com/products/s57c1730247 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/975263cb30b70303ad577bd9410156a1.jpg?v=1776402497 4-methylthiophen-3-amine | 23967-97-7 4-methylthiophen-3-amine|C1730247|23967-97-7 https://www.jk-sci.com/products/s57c1779416 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/471024c33833782e98cd28df2d4f187c.jpg?v=1776402564 7-Chloro-1,3-dihydro-5-(2-fluorophenyl)-2-nitromethyl-ene-2H-1,4-benzodiazepine | 59467-63-9 7-Chloro-1,3-dihydro-5-(2-fluorophenyl)-2-nitromethyl-ene-2H-1,4-benzodiazepine|C1779416|59467-63-9 https://www.jk-sci.com/products/j5326518 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/77b6d4cc8dfda9583502d3b1b90ee6c5.jpg?v=1776352951 3-Cyclopentylpropanal | 6053-89-0 3-Cyclopentylpropanal|26518|6053-89-0 https://www.jk-sci.com/products/s57c1797224 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/889d934e1d48e0ea220552ca8f31de92_b1a0769e-773e-47ff-9836-feedb5afa22c.jpg?v=1776402685 Cetirizine EP Impurity G | 728948-88-7 Cetirizine EP Impurity G|C1797224|728948-88-7 https://www.jk-sci.com/products/s57c1803427 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/71a3808198079f6bd418c30dece7a71c.jpg?v=1776402753 Diflorasone 21-Propionate | 541502-98-1 Diflorasone 21-Propionate|C1803427|541502-98-1 https://www.jk-sci.com/products/j5326522 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/32160ed09036571a4f2eb420bcda26a1.jpg?v=1776352965 3-(1H-Pyrazol-1-yl)propanal | 89532-43-4 3-(1H-Pyrazol-1-yl)propanal|26522|89532-43-4 https://www.jk-sci.com/products/s57c1884538 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/02ea2f5b42704359380baa87fa390743.jpg?v=1776403046 N-Nitroso Cimetidine 1 | 73785-40-7 N-Nitroso Cimetidine 1|C1884538|73785-40-7 https://www.jk-sci.com/products/s57c3d-2193 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/633663.png?v=1774727487 sec-butyl 4-methylbenzenesulfonate | 715-11-7 sec-butyl 4-methylbenzenesulfonate|C3D-2193|715-11-7 https://www.jk-sci.com/products/s57c3d-3368 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/452792.png?v=1774726650 N-Benzoyl-L-alanine | 2198-64-3 N-Benzoyl-L-alanine|C3D-3368|2198-64-3 https://www.jk-sci.com/products/s57c4x-102015 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/569533.png?v=1774727515 Vonoprazan Fumarate Impurity 15 | 636-73-7 Vonoprazan Fumarate Impurity 15|C4X-102015|636-73-7 https://www.jk-sci.com/products/s57c4x-102017 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5c48af64376c16ae017a7104634e4790.jpg?v=1776404518 Vonoprazan Fumarate Impurity 17 | 1883595-38-7 Vonoprazan Fumarate Impurity 17|C4X-102017|1883595-38-7 https://www.jk-sci.com/products/j5326527 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/be2793abd626ba60fb8eaf5cdada8f24.jpg?v=1776352985 1-Allyl-1H-benzimidazole-2-carbaldehyde | 118482-14-7 1-Allyl-1H-benzimidazole-2-carbaldehyde|26527|118482-14-7 https://www.jk-sci.com/products/j5326547 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c4fd3577905a84ce5617e21a9ea48453.jpg?v=1776353062 1-Methyl-2-oxo-1,2-dihydro-3-quinolinecarbaldehyde | 67735-60-8 1-Methyl-2-oxo-1,2-dihydro-3-quinolinecarbaldehyde|26547|67735-60-8 https://www.jk-sci.com/products/j5326557 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b0f9518c3432dda849dfa66e6282c30e.jpg?v=1776353105 2,7-Dimethyl-1H-indole-3-carbaldehyde | 872505-78-7 2,7-Dimethyl-1H-indole-3-carbaldehyde|26557|872505-78-7 https://www.jk-sci.com/products/s57c4x-105619 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_abcc5b38-b9fc-46ed-9eff-e52a0b237a0f.png?v=1774727527 Vortioxetine Impurity 19 Vortioxetine Impurity 19|C4X-105619 https://www.jk-sci.com/products/s57c4x-108280 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/496935.png?v=1774727550 Ibuprofen Impurity 80 | 3585-47-5 Ibuprofen Impurity 80|C4X-108280|3585-47-5 https://www.jk-sci.com/products/s57c4x-108445 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_52bea499-649d-4f3b-a8bd-a9688d35a2ea.png?v=1774727554 Roflumilast Impurity 45 Roflumilast Impurity 45|C4X-108445 https://www.jk-sci.com/products/s57c4x-10854 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c1211ed78329f731f9f7a1e42c8740c3.jpg?v=1776406395 Ambroxol EP Impurity D HCl | 1384955-66-1 Ambroxol EP Impurity D HCl|C4X-10854|1384955-66-1 https://www.jk-sci.com/products/s57c4x-116956 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3663094a2f048f54a616702aa29fec58.jpg?v=1776408789 Rosuvastatin EP Impurity L Calcium Salt (R-R Monomer) | 1347797-73-2 Rosuvastatin EP Impurity L Calcium Salt (R-R Monomer)|C4X-116956|1347797-73-2 https://www.jk-sci.com/products/s57c4x-11931 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/141949_085c40c3-0f2e-44d5-a36b-ddf02c79383d.png?v=1774727653 Cefepime Impurity 1 | 120-94-5 Cefepime Impurity 1|C4X-11931|120-94-5 https://www.jk-sci.com/products/j5326581 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cb752706d9e69b31172fec3961cda849.jpg?v=1776353198 6-Fluoro-1-methyl-1H-indole-3-carbaldehyde | 441715-93-1 6-Fluoro-1-methyl-1H-indole-3-carbaldehyde|26581|441715-93-1 https://www.jk-sci.com/products/j5326591 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a80d590ba0d8d40f2800fefb175f9186.jpg?v=1776353240 1-(3-Fluorophenyl)-1H-pyrazole-4-carbaldehyde | 936940-82-8 1-(3-Fluorophenyl)-1H-pyrazole-4-carbaldehyde|26591|936940-82-8 https://www.jk-sci.com/products/s57c4x-1208156 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0e1dbde7-bba6-419d-b994-495ddf6d81ad.png?v=1774726804 Posaconazole Impurity 156 Posaconazole Impurity 156|C4X-1208156 https://www.jk-sci.com/products/j5326625 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/52f412ce0d7e6d1c21ae42416ed07149.jpg?v=1776353376 1-(2-Hydroxyethyl)-3-methyl-1H-pyrazole-4-carbaldehyde | 1177321-94-6 1-(2-Hydroxyethyl)-3-methyl-1H-pyrazole-4-carbaldehyde|26625|1177321-94-6 https://www.jk-sci.com/products/s57c4x-123652 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7ba5483d-a907-44cf-b7db-f144fb5131b1.png?v=1774727671 Isavuconazole Impurity 52 Isavuconazole Impurity 52|C4X-123652 https://www.jk-sci.com/products/j5326640 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8bff5b81526897876f308a59595735cc.jpg?v=1776353435 2-Ethyl-4-pyrimidinecarbaldehyde | 1092299-36-9 2-Ethyl-4-pyrimidinecarbaldehyde|26640|1092299-36-9 https://www.jk-sci.com/products/s57c4x-13676 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/325641_f8018bce-abe3-4e42-905f-68095aef65bb.png?v=1774726847 Metoprolol EP Impurity F | 7695-63-8 Metoprolol EP Impurity F|C4X-13676|7695-63-8 https://www.jk-sci.com/products/j5326649 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/155e73dda20e4779d4e1d392a48f9357.jpg?v=1776353470 1-(2-Propyn-1-yl)-1H-pyrrole-2-carbaldehyde | 104501-02-2 1-(2-Propyn-1-yl)-1H-pyrrole-2-carbaldehyde|26649|104501-02-2 https://www.jk-sci.com/products/s57c4x-252026 2026-07-21T11:21:19-07:00 daily https://www.jk-sci.com/products/s57c4x-15162 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1fadb96821d14a92f9569ef164066a8f.jpg?v=1776412781 Tiopronin Impurity 2 | 85038-45-5 Tiopronin Impurity 2|C4X-15162|85038-45-5 https://www.jk-sci.com/products/j5326652 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7f453b8e8e5e52191aa3b092c9668b79.jpg?v=1776353483 4-Formyl-1H-pyrazole-3-carboxylic acid | 35344-94-6 4-Formyl-1H-pyrazole-3-carboxylic acid|26652|35344-94-6 https://www.jk-sci.com/products/s57c1426696 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8de3ff23fdb333e7add206aa9dbb8744.jpg?v=1776401903 dihydromyrcenol | 18479-58-8 dihydromyrcenol|C1426696|18479-58-8 https://www.jk-sci.com/products/j5325643 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1b7dc291fd13d205fa634d4d1b1ed40f.jpg?v=1776350335 3,6-Dichlorobenzo[b]thiophene-2-carboxylic acid | 34576-94-8 3,6-Dichlorobenzo[b]thiophene-2-carboxylic acid|25643|34576-94-8 https://www.jk-sci.com/products/s57c1484288 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5d2be264a34bf605c795cb114fea608c.jpg?v=1776401987 (6Z,9Z,12Z,15Z,18Z,21Z)-Tetracosahexaenoic Acid | 68378-49-4 (6Z,9Z,12Z,15Z,18Z,21Z)-Tetracosahexaenoic Acid|C1484288|68378-49-4 https://www.jk-sci.com/products/j5324384 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/89d549da0b4dfdee9b906cee36ec3008.jpg?v=1776347945 2,4,6-Trichloroquinazoline | 20028-68-6 2,4,6-Trichloroquinazoline|24384|20028-68-6 https://www.jk-sci.com/products/j5326671 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6c57eae2ecabd069ed043a61bf8194e0.jpg?v=1776353555 2-(Methylthio)pyrimidine-5-carbaldehyde | 90905-31-0 2-(Methylthio)pyrimidine-5-carbaldehyde|26671|90905-31-0 https://www.jk-sci.com/products/s57c1537287 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a9f1ac2ff3a1a6e03bd0aa90ea37015e.jpg?v=1776402103 1,5-Dibromo-2,3-difluorobenzene | 811713-09-4 1,5-Dibromo-2,3-difluorobenzene|C1537287|811713-09-4 https://www.jk-sci.com/products/j5325896 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5666bd954e5c298e8f2fe7d0986a0e16.jpg?v=1776351010 4-Chloro-4'-cyanodiphenyl ether | 74448-92-3 4-Chloro-4'-cyanodiphenyl ether|25896|74448-92-3 https://www.jk-sci.com/products/s57c1711658 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/923c9de496449fcf044ee8b81d71358a.jpg?v=1776402465 4-Amino-2-fluoro-N-methylbenzamide | 915087-25-1 4-Amino-2-fluoro-N-methylbenzamide|C1711658|915087-25-1 https://www.jk-sci.com/products/s57c1766131 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/556243_45269622-1f62-49d7-b834-2f31a3ea8891.png?v=1774732877 6-Amino Nicotinic Acid | 3167-49-5 6-Amino Nicotinic Acid|C1766131|3167-49-5 https://www.jk-sci.com/products/s57c1803211 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/200202_b27e616a-5c8f-4d76-ac31-3887168e3017.png?v=1774727465 Diethyl Allylmalonate | 2049-80-1 Diethyl Allylmalonate|C1803211|2049-80-1 https://www.jk-sci.com/products/s57c1826716 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/133927.png?v=1774727474 Hydantoic Acid | 462-60-2 Hydantoic Acid|C1826716|462-60-2 https://www.jk-sci.com/products/s57c1838297 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/312580.png?v=1774732890 Methyl 2-nitrobenzoate | 606-27-9 Methyl 2-nitrobenzoate|C1838297|606-27-9 https://www.jk-sci.com/products/s57c1854669 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/231141.png?v=1774732894 N-(2,6-dimethylphenyl)piperidine-3-carboxamide | 337488-90-1 N-(2,6-dimethylphenyl)piperidine-3-carboxamide|C1854669|337488-90-1 https://www.jk-sci.com/products/j5326033 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dfda9000e454b264f16a6901a7530b46.jpg?v=1776351423 5-(4-Chlorophenyl)-1,3,4-oxadiazole-2-thiol | 203268-67-1 5-(4-Chlorophenyl)-1,3,4-oxadiazole-2-thiol|26033|203268-67-1 https://www.jk-sci.com/products/j5326144 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7a1e0aaaa5c6bb6f601d7a86a08a9d5a.jpg?v=1776351776 Pyrido[3,4-b]pyrazine | 254-86-4 Pyrido[3,4-b]pyrazine|26144|254-86-4 https://www.jk-sci.com/products/j5326087 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bf7374cc756689606c4bb4c209bee6f7.jpg?v=1776351605 3-Butyl-2-heptanone | 997-69-3 3-Butyl-2-heptanone|26087|997-69-3 https://www.jk-sci.com/products/s57c1894488 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/490616.png?v=1774727483 Suc-Ala-Ala-Pro-Phe-pNA | 70967-97-4 Suc-Ala-Ala-Pro-Phe-pNA|C1894488|70967-97-4 https://www.jk-sci.com/products/j5326197 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d8d89725bd200e9870ef01a4a8d704d2.jpg?v=1776351943 4-Chloro-5-aminopyrimidine | 54660-78-5 4-Chloro-5-aminopyrimidine|26197|54660-78-5 https://www.jk-sci.com/products/j5326261 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3b49d54681a563ea386f977579667b0e.jpg?v=1776352154 4-Fluoro-3-hydroxyphenylboronic acid pinacol ester | 760990-08-7 4-Fluoro-3-hydroxyphenylboronic acid pinacol ester|26261|760990-08-7 https://www.jk-sci.com/products/s57c1921201 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/441808.png?v=1774732901 1,2-Ethanedithiol | 540-63-6 1,2-Ethanedithiol|C1921201|540-63-6 https://www.jk-sci.com/products/s57c4x-252029 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_dc5e2461-4301-4181-886b-f136fb61d444.png?v=1775061047 Pitolisant impurity 29 Pitolisant impurity 29|C4X-252029 https://www.jk-sci.com/products/j5326304 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/00a4d4f0815a093d99f52f7eb12e00f3.jpg?v=1776352280 Imidazo[1,2-a]pyridine-7-carboxylic acid | 648423-85-2 Imidazo[1,2-a]pyridine-7-carboxylic acid|26304|648423-85-2 https://www.jk-sci.com/products/s57c3d-3461 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/200248_cec22d55-ed5a-4684-bcf5-cde577879876.png?v=1774732942 1-Amino-4-methylpiperazine | 6928-85-4 1-Amino-4-methylpiperazine|C3D-3461|6928-85-4 https://www.jk-sci.com/products/j5326334 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6f89cac31730ad1024a29a0f12ab990b.jpg?v=1776352370 6-Hydroxy-1H-benzimidazole | 149471-91-0 6-Hydroxy-1H-benzimidazole|26334|149471-91-0 https://www.jk-sci.com/products/s57c3d-5766 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/599339.png?v=1774727511 Butafosfan | 17316-67-5 Butafosfan|C3D-5766|17316-67-5 https://www.jk-sci.com/products/s57c4x-10123 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/516639.png?v=1774732967 Baclofen EP Impurity C | 35271-74-0 Baclofen EP Impurity C|C4X-10123|35271-74-0 https://www.jk-sci.com/products/s57c4x-106235 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7d1d0182-ee4c-41d7-8d94-67fc41f1bf96.png?v=1774732993 Edaravone impurity 35 (Mixture of Enantiomers) Edaravone impurity 35 (Mixture of Enantiomers)|C4X-106235 https://www.jk-sci.com/products/s57c4x-1065105 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/50739ddc1939476e9b7384a9a0f4a01e.jpg?v=1776405587 Empagliflozin Impurity 105 | 915095-90-8 Empagliflozin Impurity 105|C4X-1065105|915095-90-8 https://www.jk-sci.com/products/s57c4x-252030 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6b35ed12-39ca-4982-9fcc-f24a17384b00.png?v=1775056045 Pitolisant impurity 30 Pitolisant impurity 30|C4X-252030 https://www.jk-sci.com/products/j5326368 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6826757cf55dcf0e14d996fd17b5d6c6.jpg?v=1776352478 2-Fluoro-4-iodophenol | 2713-28-2 2-Fluoro-4-iodophenol|26368|2713-28-2 https://www.jk-sci.com/products/j5326381 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/10e22f24692b3e9c52a7c6c687ea16f2.jpg?v=1776352515 5-Bromo-2-cyano-3-methylpyridine | 156072-86-5 5-Bromo-2-cyano-3-methylpyridine|26381|156072-86-5 https://www.jk-sci.com/products/s57c4x-107460 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3036296e-2146-4f25-9884-4f8f5a0963b3.png?v=1774733009 Moxifloxacin Impurity 60 Moxifloxacin Impurity 60|C4X-107460 https://www.jk-sci.com/products/s57c4x-25206 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f5c3e241-b244-4080-a108-cd2a994377ae.png?v=1775136858 Pitolisant impurity 6 Pitolisant impurity 6|C4X-25206 https://www.jk-sci.com/products/s57c4x-252039 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3fd308619e35aaa286f92d823a0faea4.jpg?v=1776418261 Pitolisant impurity 39 | 2858590-15-3 Pitolisant impurity 39|C4X-252039|2858590-15-3 https://www.jk-sci.com/products/s57c4x-25208 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_172ab1c6-b8b2-4725-8c24-a5d68ba3511c.png?v=1774904736 Pitolisant impurity 8 Pitolisant impurity 8|C4X-25208 https://www.jk-sci.com/products/s57c4x-1087101 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/04a4bc314a2db6673d551251dd040bab.jpg?v=1776406426 Tadalafil Impurity 101 | 20850-43-5 Tadalafil Impurity 101|C4X-1087101|20850-43-5 https://www.jk-sci.com/products/s57c1070805 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3c3e263eb2e89e2384e8036f9d10a7eb.jpg?v=1776401306 Nintedanib Impurity N8 | 1139458-48-2 Nintedanib Impurity N8|C1070805|1139458-48-2 https://www.jk-sci.com/products/s57c1204480 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/536515_6714a6c2-5207-4c41-a463-8726a7a55f27.png?v=1774732865 2-Chloro-4-methylpyrimidine | 13036-57-2 2-Chloro-4-methylpyrimidine|C1204480|13036-57-2 https://www.jk-sci.com/products/s57c4x-25321 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/802140.png?v=1774896832 Sorbitol Impurity 1 | 25878-23-3 Sorbitol Impurity 1|C4X-25321|25878-23-3 https://www.jk-sci.com/products/s57c1284569 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/386185_02b63cf0-8050-4109-b4b8-4ddaa040a159.png?v=1774734121 (2R,3R,4S,5R,6R)-2-(Acetoxymethyl)-6-isothiocyanatotetrahydro-2H-pyran-3,4,5-triyl triacetate | 14152-97-7 (2R,3R,4S,5R,6R)-2-(Acetoxymethyl)-6-isothiocyanatotetrahydro-2H-pyran-3,4,5-triyl triacetate|C1284569|14152-97-7 https://www.jk-sci.com/products/s57c4x-25281 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/519391_ca84c653-5c2e-4ec8-8ac0-5c5f38a5cf3f.png?v=1774733395 Felbinac Impurity 1 | 92-91-1 Felbinac Impurity 1|C4X-25281|92-91-1 https://www.jk-sci.com/products/s57c1310288 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b6fc514cfaec0111a3115c1b51777d15.jpg?v=1776401693 Ropinirole EP Impurity C HCl | 145570-92-9 Ropinirole EP Impurity C HCl|C1310288|145570-92-9 https://www.jk-sci.com/products/s57c1618713 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/adaa19b6247f970196741fc4593ec731_7dec0d59-1b45-47d0-9ebe-15dfb85814a9.jpg?v=1776402298 2-Bromo-N-phenylaniline | 61613-22-7 2-Bromo-N-phenylaniline|C1618713|61613-22-7 https://www.jk-sci.com/products/s57c4x-253612 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/549655.png?v=1774892982 D-Asparagine | 2058-58-4 D-Asparagine|C4X-253612|2058-58-4 https://www.jk-sci.com/products/s57c4x-253610 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f65943265eb364b2301e1866d905f0cd_ae905727-a995-4cf8-90f4-49073a2b365a.jpg?v=1776418267 (S)-2-((S)-3-Amino-3-carboxypropanamido)succinic acid | 60079-22-3 (S)-2-((S)-3-Amino-3-carboxypropanamido)succinic acid|C4X-253610|60079-22-3 https://www.jk-sci.com/products/s57c4x-25362 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b9744496-8d51-4792-88bf-ff9e62e8e10f.png?v=1774965832 L-Ornithine L-Aspartate Impurity 2 3TFA L-Ornithine L-Aspartate Impurity 2 3TFA|C4X-25362 https://www.jk-sci.com/products/s57c1797104 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e2f3f556a2bc57b4fdc744470d806281.jpg?v=1776402682 Ceftaroline Fosamil Acetate | 400827-46-5 Ceftaroline Fosamil Acetate|C1797104|400827-46-5 https://www.jk-sci.com/products/s57c1910919 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d4b04fd5006e0ee8e679bc218513c84a.jpg?v=1776403199 Tucatinib | 937263-43-9 Tucatinib|C1910919|937263-43-9 https://www.jk-sci.com/products/s57c1913887 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/691f3ab5d850adf6c899a29236fdfcb2.jpg?v=1776403219 Hexacosanoyl camitine-d3 HCl | 2260670-67-3 Hexacosanoyl camitine-d3 HCl|C1913887|2260670-67-3 https://www.jk-sci.com/products/s57c1914517 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/350577.png?v=1774734141 Benzyl 2-aminoacetate Hydrochloride | 2462-31-9 Benzyl 2-aminoacetate Hydrochloride|C1914517|2462-31-9 https://www.jk-sci.com/products/s57c1930012 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/aa4947dc7ba85d13f131a020b3fec09d.jpg?v=1776403279 N1-Nitroso Propitocaine | 211490-46-9 N1-Nitroso Propitocaine|C1930012|211490-46-9 https://www.jk-sci.com/products/j5326405 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9307ce119dfabefa15dcef82168f6647.jpg?v=1776352573 2-Bromo-6-methylpyridin-4-amine | 79055-59-7 2-Bromo-6-methylpyridin-4-amine|26405|79055-59-7 https://www.jk-sci.com/products/s57c4x-25363 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1bf73e505510e44d7e03a9648d8401e8.jpg?v=1776418275 L-Ornithine L-Aspartate Impurity 3 | 7327-72-2 L-Ornithine L-Aspartate Impurity 3|C4X-25363|7327-72-2 https://www.jk-sci.com/products/s57c3d-2207 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/288719.png?v=1774732914 Butyl p-toluenesulfonate | 778-28-9 Butyl p-toluenesulfonate|C3D-2207|778-28-9 https://www.jk-sci.com/products/s57c3d-2443 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/158a96561fce5e8dc0fa313fa2c1ab5f.jpg?v=1776403359 Methyl Tropate | 3967-53-1 Methyl Tropate|C3D-2443|3967-53-1 https://www.jk-sci.com/products/s57c3d-262197 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_02099bec-4b82-48f8-b398-5bf193ca2b93.png?v=1774732929 2-Keto-D-galactose 2-Keto-D-galactose|C3D-262197 https://www.jk-sci.com/products/s57c3d-262261 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ac82c196ab78934e22eea91732a0f9e9.jpg?v=1776403507 (R)-2-(4-(5-chloropyrimidin-2-yl)piperidin-1-yl)-4-((1-(hydroxymethyl)cyclobutyl)amino)-6,7-dihydrothieno[3,2-d]pyrimidine 5-oxide | 1423719-30-5 (R)-2-(4-(5-chloropyrimidin-2-yl)piperidin-1-yl)-4-((1-(hydroxymethyl)cyclobutyl)amino)-6,7-dihydrothieno[3,2-d]pyrimidine 5-oxide|C3D-262261|1423719-30-5 https://www.jk-sci.com/products/s57c4x-25367 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/97f71a4ddcbd3c06a84980265924294e.jpg?v=1776418281 L-Ornithine L-Aspartate Impurity 7 | 886996-37-8 L-Ornithine L-Aspartate Impurity 7|C4X-25367|886996-37-8 https://www.jk-sci.com/products/s57c4x-25369 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e496f8c520eea37dcf5e00ed8b8980c8.jpg?v=1776418287 L-Ornithine L-Aspartate Impurity 8 | 14169-16-5 L-Ornithine L-Aspartate Impurity 8|C4X-25369|14169-16-5 https://www.jk-sci.com/products/s57c3d-3388 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/813417.png?v=1774732938 Elacridar | 143664-11-3 Elacridar|C3D-3388|143664-11-3 https://www.jk-sci.com/products/s57c3d-5856 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0af1b2ea3bb4c21c6eadb984ec1200f3.jpg?v=1776403934 4-Hydroxybenzenesulfonic Acid Sodium Salt | 825-90-1 4-Hydroxybenzenesulfonic Acid Sodium Salt|C3D-5856|825-90-1 https://www.jk-sci.com/products/s57c4x-25374 2026-07-21T11:21:19-07:00 daily https://www.jk-sci.com/products/s57c4x-10027 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6dd9dc5f297100e3b92fa2ec196d35e9.jpg?v=1776404120 Clarithromycin EP Impurity O | 127252-80-6 Clarithromycin EP Impurity O|C4X-10027|127252-80-6 https://www.jk-sci.com/products/s57c4x-25511 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5472e72e56121ffa8b023c55cb8d2226_25cd52be-0ebe-4a7f-87da-9afb978fe37b.jpg?v=1776418290 D-glucono-1,4-lactone | 1198-69-2 D-glucono-1,4-lactone|C4X-25511|1198-69-2 https://www.jk-sci.com/products/s57c4x-101710 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/618230.png?v=1774732975 Desulfovardenafil | 224789-21-3 Desulfovardenafil|C4X-101710|224789-21-3 https://www.jk-sci.com/products/s57c4x-25531 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/250293.png?v=1774734631 2,3-Dichloro-1-propanol | 616-23-9 2,3-Dichloro-1-propanol|C4X-25531|616-23-9 https://www.jk-sci.com/products/s57c4x-10187 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/432f0ac1f96dff47cdf2c8810b53741c.jpg?v=1776404482 Choline fenofibrate EP Impurity G | 217636-48-1 Choline fenofibrate EP Impurity G|C4X-10187|217636-48-1 https://www.jk-sci.com/products/s57c4x-25711 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9457be404586085797190c0b057affcf_7de5ed71-d0b1-4742-ade0-5580fd7efece.jpg?v=1776418299 6-Aminocaproic Acid Dimer | 2014-58-6 6-Aminocaproic Acid Dimer|C4X-25711|2014-58-6 https://www.jk-sci.com/products/j5326442 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4097448fa0b05f676d9f882834f74ebf.jpg?v=1776352680 (S)-N-Fmoc-N,N'-bis-Boc-2-amino-3-guanidino propionic acid | 313232-63-2 (S)-N-Fmoc-N,N'-bis-Boc-2-amino-3-guanidino propionic acid|26442|313232-63-2 https://www.jk-sci.com/products/j5326485 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bae05a52b5c993709e8d8fa89beee731.jpg?v=1776352827 Lithium acetate | 546-89-4 Lithium acetate|26485|546-89-4 https://www.jk-sci.com/products/s57c4x-25571 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/206900_bbbea7d0-ad23-4e69-ac16-8bb0da1251c5.png?v=1774721332 Tropine | 120-29-6 Tropine|C4X-25571|120-29-6 https://www.jk-sci.com/products/s57c4x-25535 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/159278_954283f6-a746-455e-bebc-a5e021e27812.png?v=1774661304 2-Methylimidazole | 693-98-1 2-Methylimidazole|C4X-25535|693-98-1 https://www.jk-sci.com/products/s57c4x-25641 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/519572.png?v=1774988227 5-Chlorosalicylic Acid | 321-14-2 5-Chlorosalicylic Acid|C4X-25641|321-14-2 https://www.jk-sci.com/products/s57c4x-25794 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/561380_83d54c7f-4ba6-427a-81ad-952b32d0888d.png?v=1774717760 3-Aminobenzyl Alcohol | 1877-77-6 3-Aminobenzyl Alcohol|C4X-25794|1877-77-6 https://www.jk-sci.com/products/s57c4x-258310 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f1f0a2be-b65e-43f6-87c2-cd396ee2a1f2.png?v=1774664991 Phenylbutyrate Impurity 10 Phenylbutyrate Impurity 10|C4X-258310 https://www.jk-sci.com/products/s57c4x-1020103 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_330cc721-fb39-4f04-9e36-bd5031dfd1bb.png?v=1774732981 Vonoprazan Impurity 103 Vonoprazan Impurity 103|C4X-1020103 https://www.jk-sci.com/products/s57c4x-10642 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/29049249bb0a896c5de86394d04cf4c0.jpg?v=1776405560 Ibrutinib Impurity 2 | 1839099-22-7 Ibrutinib Impurity 2|C4X-10642|1839099-22-7 https://www.jk-sci.com/products/s57c4x-25741 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/beded36a08977a7a3b4ee47bb1697531.jpg?v=1776418301 Hydrazine Sulfate Salt | 10034-93-2 Hydrazine Sulfate Salt|C4X-25741|10034-93-2 https://www.jk-sci.com/products/s57c4x-25624 2026-07-21T11:21:19-07:00 daily https://www.jk-sci.com/products/s57c4x-108230 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d7025fc0c8a992a9251e9be670ed94f3.jpg?v=1776406255 Ibuprofen Impurity 30 | 41283-72-1 Ibuprofen Impurity 30|C4X-108230|41283-72-1 https://www.jk-sci.com/products/s57c4x-258320 2026-07-21T11:21:19-07:00 daily https://www.jk-sci.com/products/s57c4x-25622 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0eff8c903742ffe7b71c41b29717835d.jpg?v=1776418293 Sodium 4-(3-(Ethoxycarbonyl)-5-oxo-2,5-Dihydro-1H-Pyrazol-1-yl)Benzenesulfonate | 20514-27-6 Sodium 4-(3-(Ethoxycarbonyl)-5-oxo-2,5-Dihydro-1H-Pyrazol-1-yl)Benzenesulfonate|C4X-25622|20514-27-6 https://www.jk-sci.com/products/s57c4x-25521 2026-07-21T11:21:19-07:00 daily https://www.jk-sci.com/products/s57c4x-25551 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/600886.png?v=1775070583 Methyl 4-bromo-7-methoxybenzo[d][1,3]dioxole-5-carboxylate | 81474-46-6 Methyl 4-bromo-7-methoxybenzo[d][1,3]dioxole-5-carboxylate|C4X-25551|81474-46-6 https://www.jk-sci.com/products/j5326515 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/95b01d26dc53f6e03f242e67182d083f.jpg?v=1776352944 N-(2-Aminoethyl)-4-Piperidinol | 129999-60-6 N-(2-Aminoethyl)-4-Piperidinol|26515|129999-60-6 https://www.jk-sci.com/products/s57c4x-108276 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/596857_6b8c1309-2f85-4656-8e72-11344364c9db.png?v=1774734227 Ibuprofen Methyl Ester | 61566-34-5 Ibuprofen Methyl Ester|C4X-108276|61566-34-5 https://www.jk-sci.com/products/s57c4x-258317 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ef30a711-3ed5-4dd9-be05-fbb7e976ebc2.png?v=1774969830 Phenylbutyrate Impurity 17 Phenylbutyrate Impurity 17|C4X-258317 https://www.jk-sci.com/products/j5326463 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1232a7d78bf9703c4888eb2a5e6f6269.jpg?v=1776352757 Trt-cysteamine hydrochloride | 15297-43-5 Trt-cysteamine hydrochloride|26463|15297-43-5 https://www.jk-sci.com/products/s57c4x-10885 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/72471950dd92e37f31ecedc0c5281bf0.jpg?v=1776406562 Apixaban Impurity 5 | 2029205-64-7 Apixaban Impurity 5|C4X-10885|2029205-64-7 https://www.jk-sci.com/products/s57c1124400 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/62caa82c42320909446921c57575e0b4.jpg?v=1776401409 C26:0lysophosphatidvlcholine | 1213783-80-2 C26:0lysophosphatidvlcholine|C1124400|1213783-80-2 https://www.jk-sci.com/products/s57c1256071 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/529cb66379db32b8267b0db5aa43baa0.jpg?v=1776401593 Dermaseptin | 136212-91-4 Dermaseptin|C1256071|136212-91-4 https://www.jk-sci.com/products/s57c1352051 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/af1c02bb87100071489ef035651b8240.jpg?v=1776401799 Sodium Cromoglicate Impurity C51 | 16130-17-9 Sodium Cromoglicate Impurity C51|C1352051|16130-17-9 https://www.jk-sci.com/products/j5326550 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5ffa06332401946de2b002de7aa47be4.jpg?v=1776353075 2,4,5-Trimethyl-1H-pyrrole-3-carbaldehyde | 288089-52-1 2,4,5-Trimethyl-1H-pyrrole-3-carbaldehyde|26550|288089-52-1 https://www.jk-sci.com/products/j5326706 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/004fa0f8659da0f61598c1136fb07c44.jpg?v=1776353693 [4-Methoxy-2-(1H-pyrazol-1-yl)phenyl]boronic acid | 1287753-34-7 [4-Methoxy-2-(1H-pyrazol-1-yl)phenyl]boronic acid|26706|1287753-34-7 https://www.jk-sci.com/products/s57c1622261 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/409700_014d9620-4d7f-4a77-8590-126208cb18ad.png?v=1774880083 2-Chloro-5-methylbenzoic Acid | 6342-60-5 2-Chloro-5-methylbenzoic Acid|C1622261|6342-60-5 https://www.jk-sci.com/products/j5326523 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/88bd7baa0700667cf0e4ccc8610d9064.jpg?v=1776352968 1-Allyl-1H-pyrazole-4-carbaldehyde | 78758-36-8 1-Allyl-1H-pyrazole-4-carbaldehyde|26523|78758-36-8 https://www.jk-sci.com/products/s57c1775320 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/419155_aa290dac-e9df-430e-92c7-6540724b3604.png?v=1774734129 6-Methyloctanoic acid | 504-99-4 6-Methyloctanoic acid|C1775320|504-99-4 https://www.jk-sci.com/products/j5326678 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/915c5102b6bea4e19e4dbaba6f072d23.jpg?v=1776353581 5-(Diethylamino)-2-furaldehyde | 22868-59-3 5-(Diethylamino)-2-furaldehyde|26678|22868-59-3 https://www.jk-sci.com/products/j5326588 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ee3b4f653bc3a9d62cd2875fc3469fc1.jpg?v=1776353228 2-Sec-Butoxybenzaldehyde | 22921-59-1 2-Sec-Butoxybenzaldehyde|26588|22921-59-1 https://www.jk-sci.com/products/j5326696 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b2b7e6124212f7a18c92d11e2edf0923.jpg?v=1776353652 [4-(1-Pyrrolidin-1-ylethyl)phenyl]boronic acid | 868395-81-7 [4-(1-Pyrrolidin-1-ylethyl)phenyl]boronic acid|26696|868395-81-7 https://www.jk-sci.com/products/j5326651 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d2f3ccb496f695f5547299fbeb1023f3.jpg?v=1776353479 1-Isopropyl-1H-pyrrole-3-carbaldehyde | 30186-45-9 1-Isopropyl-1H-pyrrole-3-carbaldehyde|26651|30186-45-9 https://www.jk-sci.com/products/j5326639 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2d296bd9fcb81898a23addd74cef88e4.jpg?v=1776353430 2-Isopropyl-4-pyrimidinecarbaldehyde | 944901-13-7 2-Isopropyl-4-pyrimidinecarbaldehyde|26639|944901-13-7 https://www.jk-sci.com/products/s57c4x-25851 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7078346951b8a20fd5e3ad2137160a4b.jpg?v=1776418305 Toceranib phosphate | 874819-74-6 Toceranib phosphate|C4X-25851|874819-74-6 https://www.jk-sci.com/products/j5326719 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/549b980e85524fae8433e764b9be25f9.jpg?v=1776353731 1-[1-(phenoxymethyl)cyclopropyl]methanamine | 959240-02-9 1-[1-(phenoxymethyl)cyclopropyl]methanamine|26719|959240-02-9 https://www.jk-sci.com/products/s57c1848894 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/04e77f2f631db9aa35e88093757d0e82.jpg?v=1776402967 Mirabegron Impurity N1 | 521284-21-9 Mirabegron Impurity N1|C1848894|521284-21-9 https://www.jk-sci.com/products/s57c1896960 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4dc63f8d5256019ae17004719d2d9222.jpg?v=1776403161 rel-(3aR,4R,7S,7aS)-3a,4,7,7a-Tetrahydro-1H-4,7-methanoisoindole-1,3(2H)-dione | 6319-06-8 rel-(3aR,4R,7S,7aS)-3a,4,7,7a-Tetrahydro-1H-4,7-methanoisoindole-1,3(2H)-dione|C1896960|6319-06-8 https://www.jk-sci.com/products/s57c1922870 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/243843_6690d226-6582-418f-b2ee-9ff0dc354c76.png?v=1774734145 4-Methylphenylacetic acid | 622-47-9 4-Methylphenylacetic acid|C1922870|622-47-9 https://www.jk-sci.com/products/s57c3d-26079 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fc071827a22d064bce751fad70b0c2a2_34773fef-6f64-468b-b2d5-a0068c244b5c.jpg?v=1776403441 3-Fluoro-4-nitrobenzoic acid | 403-21-4 3-Fluoro-4-nitrobenzoic acid|C3D-26079|403-21-4 https://www.jk-sci.com/products/j5326724 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d9173314af0ff6bf83db256b3c1301b9.jpg?v=1776353742 Manganese(III) acetylacetonate | 14284-89-0 Manganese(III) acetylacetonate|26724|14284-89-0 https://www.jk-sci.com/products/s57c3d-262319 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_733765b2-f9fa-4bb5-9dd6-71b018e15336.png?v=1774734148 Arginylarginine DITFA Arginylarginine DITFA|C3D-262319 https://www.jk-sci.com/products/j5326728 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a469bc2ca174c49e0c548c5abe485dfe.jpg?v=1776353752 Ruthenium(III) acetylacetonate | 14284-93-6 Ruthenium(III) acetylacetonate|26728|14284-93-6 https://www.jk-sci.com/products/s57c3d-3228 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/393137_ea8b2338-08d8-4a06-95df-95c586da60aa.png?v=1774734152 (S)-Naringenin | 480-41-1 (S)-Naringenin|C3D-3228|480-41-1 https://www.jk-sci.com/products/s57c3d-3624 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/301955.png?v=1774880119 Tolbutamide | 64-77-7 Tolbutamide|C3D-3624|64-77-7 https://www.jk-sci.com/products/s57c3d-5782 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9f5d7cef-0bae-4ae9-b51f-d3a777147369.png?v=1774734170 α-Ketoglutaric acid Dimer Impurity α-Ketoglutaric acid Dimer Impurity|C3D-5782 https://www.jk-sci.com/products/s57c4x-102412 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/796449_702ecedb-7703-40b3-a73d-42190e63a98c.png?v=1774734185 Capecitabine Impurity 12 | 62211-93-2 Capecitabine Impurity 12|C4X-102412|62211-93-2 https://www.jk-sci.com/products/j5326738 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8beaa19908bce79d71fb84c06ee0c4f7.jpg?v=1776353789 (1,2-Dibromoethyl)benzene | 93-52-7 (1,2-Dibromoethyl)benzene|26738|93-52-7 https://www.jk-sci.com/products/s57c4x-1065185 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4186812e-1d36-4479-8c91-ca7feff49833.png?v=1774734219 Empagliflozin impurity 185 Empagliflozin impurity 185|C4X-1065185 https://www.jk-sci.com/products/j5326743 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bf423dba0ab86d26b908b72392358643.jpg?v=1776353804 5-Bromovaleric acid methyl ester | 5454-83-1 5-Bromovaleric acid methyl ester|26743|5454-83-1 https://www.jk-sci.com/products/s57c4x-110912 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5855c4a4-aa8e-4e8d-be7d-f86163c5dedc.png?v=1774880263 Citalopram Impurity 12 Citalopram Impurity 12|C4X-110912 https://www.jk-sci.com/products/j5326752 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b3cbd7e5fb97021f90185e7c41efab41.jpg?v=1776353829 2'-Chloroacetophenone | 2142-68-9 2'-Chloroacetophenone|26752|2142-68-9 https://www.jk-sci.com/products/s57c4x-113173 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/82014f3db9597bd1435b146d7fac7a28.jpg?v=1776407898 Brexpiprazole Impurity 73 | 2138169-93-2 Brexpiprazole Impurity 73|C4X-113173|2138169-93-2 https://www.jk-sci.com/products/s57c4x-11382 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/995d27944dac5326d4522063b11daa69.jpg?v=1776408121 Dapagliflozin Impurity 2 | 2271248-78-1 Dapagliflozin Impurity 2|C4X-11382|2271248-78-1 https://www.jk-sci.com/products/s57c4x-142511 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0c301cf6a74a178ed783fa1ec5c0e720.jpg?v=1776411668 Amiodarone EP Impurity A HCl | 95820-13-6 Amiodarone EP Impurity A HCl|C4X-142511|95820-13-6 https://www.jk-sci.com/products/s57c1288269 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/466411.png?v=1774736200 Piperazine Hydrate | 142-63-2 Piperazine Hydrate|C1288269|142-63-2 https://www.jk-sci.com/products/s57c1314305 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ba0a31b8e76151a393238a28648a53dd.jpg?v=1776401716 Dapagliflozin Furanose Isomer | 1469910-70-0 Dapagliflozin Furanose Isomer|C1314305|1469910-70-0 https://www.jk-sci.com/products/j5326762 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/367ec9b4c692a7a3986e99accc99748d.jpg?v=1776353860 2,4-Dichloro-a-chloroacetophenone | 4252-78-2 2,4-Dichloro-a-chloroacetophenone|26762|4252-78-2 https://www.jk-sci.com/products/s57c1359283 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/622798.png?v=1774880069 2-Bromo-4-nitrobenzoic Acid | 16426-64-5 2-Bromo-4-nitrobenzoic Acid|C1359283|16426-64-5 https://www.jk-sci.com/products/j5326768 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9b39c92fe4090b9fe46337089398deca.jpg?v=1776353879 1-Iodo-2-methoxybenzene | 529-28-2 1-Iodo-2-methoxybenzene|26768|529-28-2 https://www.jk-sci.com/products/s57c1359297 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0f15b2b44e92b3abc2a79e225693a79e.jpg?v=1776401820 2'-(1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-carboxylic acid | 164265-78-5 2'-(1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-carboxylic acid|C1359297|164265-78-5 https://www.jk-sci.com/products/s57c1524258 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/76256895bfb115a87e76cfbbbebec83d.jpg?v=1776402073 Prilocaine Impurity N2 | 3098-67-7 Prilocaine Impurity N2|C1524258|3098-67-7 https://www.jk-sci.com/products/s57c1662050 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/361fb59d90baa61c1334fb9e7427faa9.jpg?v=1776402370 3,5-Dichloro-N-methylpyridin-4-amine | 211571-89-0 3,5-Dichloro-N-methylpyridin-4-amine|C1662050|211571-89-0 https://www.jk-sci.com/products/s57c1672125 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8fa249cb8d345f1c8b7a7bc171777de0.jpg?v=1776402386 3-Bromo-6-chloropyrazine-2-carbonitrile | 2180081-37-0 3-Bromo-6-chloropyrazine-2-carbonitrile|C1672125|2180081-37-0 https://www.jk-sci.com/products/s57c1740349 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1856802a4381768e5be8cdd121b9240d.jpg?v=1776402503 5-(Methoxycarbonyl)furan-2-carboxylic Acid | 6750-85-2 5-(Methoxycarbonyl)furan-2-carboxylic Acid|C1740349|6750-85-2 https://www.jk-sci.com/products/s57c1795328 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/442065_f2a05a8a-443d-48ed-a046-9bce7744d621.png?v=1774736232 Boc-Leu-Met-OMe | 2280-69-5 Boc-Leu-Met-OMe|C1795328|2280-69-5 https://www.jk-sci.com/products/s57c1824244 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3cdb63bde0fdfe565c07952972cc2304.jpg?v=1776402826 Fmoc-D-Hyp(tBu)-OH | 464193-92-8 Fmoc-D-Hyp(tBu)-OH|C1824244|464193-92-8 https://www.jk-sci.com/products/s57c1828170 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ff20876ada5b3ab6df259963dd040c6a.jpg?v=1776402873 L-Pyroglutamic acid isopropyl ester | 52989-50-1 L-Pyroglutamic acid isopropyl ester|C1828170|52989-50-1 https://www.jk-sci.com/products/s57c1887138 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0ae9bc54ce0e9e8ab1220d23fa35e74f.jpg?v=1776403075 Palmitoyl-DL-carnitine chloride | 6865-14-1 Palmitoyl-DL-carnitine chloride|C1887138|6865-14-1 https://www.jk-sci.com/products/s57c3d-25795 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c11e7cf09965db7b07fa1edf8a58cec6.jpg?v=1776403364 3,3'-Bi-1,2-benzisothiazole | 1195571-46-0 3,3'-Bi-1,2-benzisothiazole|C3D-25795|1195571-46-0 https://www.jk-sci.com/products/s57c3d-3902 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/139530_baad2996-5424-4e67-8f01-6a33fc46bdc1.png?v=1774880124 5-Chloroisatin | 17630-76-1 5-Chloroisatin|C3D-3902|17630-76-1 https://www.jk-sci.com/products/s57c3d-5510 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/599509.png?v=1774736265 (S)-(+)-2-Chloropropan-1-ol | 19210-21-0 (S)-(+)-2-Chloropropan-1-ol|C3D-5510|19210-21-0 https://www.jk-sci.com/products/s57c3d-5513 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/348030_4582620d-dc41-49cc-a97f-ca44c311d945.png?v=1774880141 EUK-134 | 81065-76-1 EUK-134|C3D-5513|81065-76-1 https://www.jk-sci.com/products/s57c4x-100218 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d63d01495ee66b0f1f7f871a37de831e.jpg?v=1776404099 Clarithromycin EP Impurity B | 299409-85-1 Clarithromycin EP Impurity B|C4X-100218|299409-85-1 https://www.jk-sci.com/products/s57c4x-100834 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/316585.png?v=1774736286 Aripiprazole Impurity 34 | 39512-50-0 Aripiprazole Impurity 34|C4X-100834|39512-50-0 https://www.jk-sci.com/products/s57c4x-100872 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e4932b32-56b7-4254-bd7c-0ecb4c191933.png?v=1774880169 Aripiprazole Impurity 72 Aripiprazole Impurity 72|C4X-100872 https://www.jk-sci.com/products/s57c4x-1009112 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/20e6bedff5cd74c0035e9cbd651507c1.jpg?v=1776404295 Apremilast Impurity 112 | 247569-89-7 Apremilast Impurity 112|C4X-1009112|247569-89-7 https://www.jk-sci.com/products/s57c4x-100969 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b7cbcef2-17db-4e05-90ff-8a2a7ecdab4b.png?v=1774736294 Apremilast Impurity 69 Apremilast Impurity 69|C4X-100969 https://www.jk-sci.com/products/s57c4x-105817 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/406181_880ca3e1-9066-44fa-af1d-a39e742c152f.png?v=1774880195 Memantine Related Compound B | 707-37-9 Memantine Related Compound B|C4X-105817|707-37-9 https://www.jk-sci.com/products/s57c4x-107139 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c4b0a13cc798bf15b30a4e1cdb845c4b.jpg?v=1776405819 Axitinib Impurity 39 | 31913-93-6 Axitinib Impurity 39|C4X-107139|31913-93-6 https://www.jk-sci.com/products/s57c4x-108252 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/222585a007818fa753f58db26fd6f1d7.jpg?v=1776406258 Ibuprofen Impurity 52 | 67381-50-4 Ibuprofen Impurity 52|C4X-108252|67381-50-4 https://www.jk-sci.com/products/j5326773 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f9d57c0df9815e37416c9e86577f5d42.jpg?v=1776353899 2-Cyclopentyl-2-phenylacetic acid | 3900-93-4 2-Cyclopentyl-2-phenylacetic acid|26773|3900-93-4 https://www.jk-sci.com/products/s57c4x-108724 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e6f038d5675bdefd2cd6e61b84f13448.jpg?v=1776406463 Tadalafil Impurity 24 | 951661-81-7 Tadalafil Impurity 24|C4X-108724|951661-81-7 https://www.jk-sci.com/products/s57c4x-124244 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/70269e518a3eca92867b89ed0ce506b6.jpg?v=1776409663 (2α,3α,5α,16β)-2,3-Epoxy-16-(1-pyrrolidinyl)androstan-17-one | 159325-45-8 (2α,3α,5α,16β)-2,3-Epoxy-16-(1-pyrrolidinyl)androstan-17-one|C4X-124244|159325-45-8 https://www.jk-sci.com/products/s57c4x-133835 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/410065197850cc8b3d301a0797eb4ee7.jpg?v=1776410457 Terbinafine lmpurity 35 | 138139-82-9 Terbinafine lmpurity 35|C4X-133835|138139-82-9 https://www.jk-sci.com/products/s57c1041324 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a3913759287d145f70ccee2a73e12a3b.jpg?v=1776401236 Brexpiprazole Impurity 113 | 105685-06-1 Brexpiprazole Impurity 113|C1041324|105685-06-1 https://www.jk-sci.com/products/s57c1192354 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/222500_056cbe14-19a7-4763-a038-318b2dc26629.png?v=1774736191 Potassium Acetate | 127-08-2 Potassium Acetate|C1192354|127-08-2 https://www.jk-sci.com/products/j5326776 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ad0c1086d1e907976853baec70c5be4d.jpg?v=1776353909 1,1'-Ferrocenedicarboxylic acid | 1293-87-4 1,1'-Ferrocenedicarboxylic acid|26776|1293-87-4 https://www.jk-sci.com/products/s57c1237920 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/62bc0439e4c0574d6f264609576a354c.jpg?v=1776401580 3,6-DibroMopyrazine-2-carbonitrile | 1351238-11-3 3,6-DibroMopyrazine-2-carbonitrile|C1237920|1351238-11-3 https://www.jk-sci.com/products/s57c4x-25951 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8df30f3fa1020c7d473c9f9150cd8ad8.jpg?v=1776418307 (S)-4-chlorobutane-1,3-diol | 139013-68-6 (S)-4-chlorobutane-1,3-diol|C4X-25951|139013-68-6 https://www.jk-sci.com/products/j5326789 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e23a4b25c4d7f4825f8811c04e102a40.jpg?v=1776353949 1-Cyano-4-(dimethylamino)benzene | 1197-19-9 1-Cyano-4-(dimethylamino)benzene|26789|1197-19-9 https://www.jk-sci.com/products/s57c4x-25981 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fc831ba3a4d229fc280d907996cf11a7.jpg?v=1776418310 2-hydroxy-1,4-benzoquinone | 2474-72-8 2-hydroxy-1,4-benzoquinone|C4X-25981|2474-72-8 https://www.jk-sci.com/products/s57c4x-26034 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2f7ca10bafa41a887af75fb25f187ba0.jpg?v=1776418313 Etofenamate | 30544-47-9 Etofenamate|C4X-26034|30544-47-9 https://www.jk-sci.com/products/s57c4x-260610 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_523999e4-2186-42b7-b399-4d03db36bd46.png?v=1774896836 Pretomanid Impurity 10 Pretomanid Impurity 10|C4X-260610 https://www.jk-sci.com/products/s57c1305444 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e96a4dcca3e4a5a77187fff07cfdbe8b.jpg?v=1776401681 Methyl 2-(2-chlorophenyl)-2-(4,5-dihydrothieno[2,3-c]pyridin-6(7H)-yl)acetate hydrochloride | 144457-43-2 Methyl 2-(2-chlorophenyl)-2-(4,5-dihydrothieno[2,3-c]pyridin-6(7H)-yl)acetate hydrochloride|C1305444|144457-43-2 https://www.jk-sci.com/products/s57c4x-26066 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0251ea1a-7d8e-4d39-8593-b1dd0ad52670.png?v=1774640885 Pretomanid Impurity 6 Pretomanid Impurity 6|C4X-26066 https://www.jk-sci.com/products/s57c1479914 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ea9f15957bb5f72072e2410ffd20e496.jpg?v=1776401985 (4-Isopropyl-3,5-dimethoxyphenyl)methanol | 344396-18-5 (4-Isopropyl-3,5-dimethoxyphenyl)methanol|C1479914|344396-18-5 https://www.jk-sci.com/products/s57c1610254 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8fc1811e1a5b15d5ec975b5e22ee5223.jpg?v=1776402283 2-Amino-2-(pyridin-3-yl)acetamide | 736091-66-0 2-Amino-2-(pyridin-3-yl)acetamide|C1610254|736091-66-0 https://www.jk-sci.com/products/j5326794 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/35e3dce4557d6523ff845024b8e5cb17.jpg?v=1776353969 3,4,5-trimethoxybenzyl cyanide | 13338-63-1 3,4,5-trimethoxybenzyl cyanide|26794|13338-63-1 https://www.jk-sci.com/products/s57c1753136 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/84e53273880a2c3121bd1695c5821943.jpg?v=1776402527 Metoclopramide impurity 01 | 82689-92-7 Metoclopramide impurity 01|C1753136|82689-92-7 https://www.jk-sci.com/products/j5326807 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/34e412401114639f10d5ccd3a0648f26.jpg?v=1776354004 2,3,6-Trimethylphenol | 2416-94-6 2,3,6-Trimethylphenol|26807|2416-94-6 https://www.jk-sci.com/products/s57c1823530 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/384598.png?v=1774736236 Famprofazone | 22881-35-2 Famprofazone|C1823530|22881-35-2 https://www.jk-sci.com/products/s57c1919114 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/80e8574e76dfa705553752290413aaf9.jpg?v=1776403228 2-Oxopiperidine-3-carboxylic acid | 41888-21-5 2-Oxopiperidine-3-carboxylic acid|C1919114|41888-21-5 https://www.jk-sci.com/products/s57c4x-2607 2026-07-21T11:21:19-07:00 daily https://www.jk-sci.com/products/j5326809 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6db5b2c52223f60ab5268fc8c9ca427d.jpg?v=1776354010 2-Ethylphenol | 90-00-6 2-Ethylphenol|26809|90-00-6 https://www.jk-sci.com/products/j5326823 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a5f7e124b2e2e7e898563363bce00995.jpg?v=1776354042 5-Bromo-2,4-dihydroxybenzoic acid | 7355-22-8 5-Bromo-2,4-dihydroxybenzoic acid|26823|7355-22-8 https://www.jk-sci.com/products/s57c3d-1974 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/416810_65e55d3d-7670-462d-a078-008d7caf8e35.png?v=1774736253 Citicoline Sodium Salt | 33818-15-4 Citicoline Sodium Salt|C3D-1974|33818-15-4 https://www.jk-sci.com/products/j5326818 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/480b91ccce4e418b0646d4e297dde9ab.jpg?v=1776354029 4-Chloro-2-methylphenol | 1570-64-5 4-Chloro-2-methylphenol|26818|1570-64-5 https://www.jk-sci.com/products/s57c3d-3876 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/03be0ae8fe23e8ce29ca789e3e004a0b.jpg?v=1776403637 4-Hydroxy-3-methoxy-5-nitrobenzoic acid | 15785-54-3 4-Hydroxy-3-methoxy-5-nitrobenzoic acid|C3D-3876|15785-54-3 https://www.jk-sci.com/products/s57c4x-260810 2026-07-21T11:21:19-07:00 daily https://www.jk-sci.com/products/s57c3d-5971 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/365602.png?v=1774736269 Nervonic acid | 506-37-6 Nervonic acid|C3D-5971|506-37-6 https://www.jk-sci.com/products/s57c4x-26084 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/160426_c7b30af9-5119-46de-89dc-fd53cd52a127.png?v=1774722297 4'-Fluoro-2'-hydroxyacetophenone | 1481-27-2 4'-Fluoro-2'-hydroxyacetophenone|C4X-26084|1481-27-2 https://www.jk-sci.com/products/s57c4x-26086 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/155985.png?v=1775143430 3'-Fluoro-4'-hydroxyacetophenone | 403-14-5 3'-Fluoro-4'-hydroxyacetophenone|C4X-26086|403-14-5 https://www.jk-sci.com/products/j5326826 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/07c22836b66d028b3b84f345596acbaf.jpg?v=1776354055 2,4-Dimethylbenzoic acid | 611-01-8 2,4-Dimethylbenzoic acid|26826|611-01-8 https://www.jk-sci.com/products/s57c3d-6021 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/524944.png?v=1774736273 1-(p-Tolyl)propan-2-one | 2096-86-8 1-(p-Tolyl)propan-2-one|C3D-6021|2096-86-8 https://www.jk-sci.com/products/s57c4x-1009111 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1c6dd963f977cf6a31fbd01c8702e64a.jpg?v=1776404292 Apremilast Impurity 111 | 60758-79-4 Apremilast Impurity 111|C4X-1009111|60758-79-4 https://www.jk-sci.com/products/s57c4x-105767 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6ffc1ee18a739cc6a13169b4ebe15e72.jpg?v=1776405379 Valsartan Impurity 67 | 2254485-68-0 Valsartan Impurity 67|C4X-105767|2254485-68-0 https://www.jk-sci.com/products/s57c4x-1079104 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/272049.png?v=1774736366 Tofacitinib Impurity 104 | 39929-79-8 Tofacitinib Impurity 104|C4X-1079104|39929-79-8 https://www.jk-sci.com/products/s57c4x-107960 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/514562.png?v=1774736370 Tofacitinib Impurity 60 | 90213-66-4 Tofacitinib Impurity 60|C4X-107960|90213-66-4 https://www.jk-sci.com/products/s57c4x-108735 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/03164814812acc4b2b9d5bf25c8cc366.jpg?v=1776406476 Tadalafil Impurity 35 | 2169996-11-4 Tadalafil Impurity 35|C4X-108735|2169996-11-4 https://www.jk-sci.com/products/s57c4x-1132119 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/71f26a7ced70d524361d3df269e32264.jpg?v=1776407925 Atorvastatin EP Impurity C Calcium Salt | 693793-53-2 Atorvastatin EP Impurity C Calcium Salt|C4X-1132119|693793-53-2 https://www.jk-sci.com/products/s57c4x-26089 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f59faf3f7eff39800ebbe6da0c0a4a94.jpg?v=1776418325 4'-Fluoro-3'-hydroxyacetophenone | 949159-95-9 4'-Fluoro-3'-hydroxyacetophenone|C4X-26089|949159-95-9 https://www.jk-sci.com/products/s57c4x-113845 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e31c8e3d4003b3ef127aa960a12799dc.jpg?v=1776408155 Dapagliflozin Impurity 45 | 864070-18-8 Dapagliflozin Impurity 45|C4X-113845|864070-18-8 https://www.jk-sci.com/products/s57c4x-11653 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fa367607f2929d075cbb027a27ffc177.jpg?v=1776408658 Dexamethasone EP Impurity C | 426-17-5 Dexamethasone EP Impurity C|C4X-11653|426-17-5 https://www.jk-sci.com/products/j5326834 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5b4b1e7d3ad2aae979e0d2c2cad8685a.jpg?v=1776354079 3,5-Dihydroxy-4-methylbenzoic acid | 28026-96-2 3,5-Dihydroxy-4-methylbenzoic acid|26834|28026-96-2 https://www.jk-sci.com/products/s57c4x-136935 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6aaccf66-5676-4534-8636-3343313ebd22.png?v=1774736481 Mianserin impurity 35 Mianserin impurity 35|C4X-136935 https://www.jk-sci.com/products/s57c4x-16813 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/795129.png?v=1774736538 Lisinopril EP Impurity C | 328385-86-0 Lisinopril EP Impurity C|C4X-16813|328385-86-0 https://www.jk-sci.com/products/s57c1048682 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/274042.png?v=1774881871 1,3-Phenylene diacetate | 108-58-7 1,3-Phenylene diacetate|C1048682|108-58-7 https://www.jk-sci.com/products/s57c1125369 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d87a2dd33ecbdaa086168f7fbf2c7f33.jpg?v=1776401412 Ethyl 3-amino-2-fluorobenzoate | 1214335-16-6 Ethyl 3-amino-2-fluorobenzoate|C1125369|1214335-16-6 https://www.jk-sci.com/products/j5326841 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1a12a0f515440d7495116e27a81b8920.jpg?v=1776354107 4,4'-Dibenzoic acid | 787-70-2 4,4'-Dibenzoic acid|26841|787-70-2 https://www.jk-sci.com/products/j5326843 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f82fadba43e6b17895ae5e1a899fe558.jpg?v=1776354116 Bromoacetic acid | 79-08-3 Bromoacetic acid|26843|79-08-3 https://www.jk-sci.com/products/j5326857 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8c80a7f7fc6b215bf220b862b58d2a86.jpg?v=1776354171 1,3,4-Thiadiazole-2,5-dithiol | 1072-71-5 1,3,4-Thiadiazole-2,5-dithiol|26857|1072-71-5 https://www.jk-sci.com/products/s57c1190846 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d457d79f233972a2a2d086917f8ab822.jpg?v=1776401482 Calcipotriol Impurity A | 126860-84-2 Calcipotriol Impurity A|C1190846|126860-84-2 https://www.jk-sci.com/products/j5326861 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9ca507efefe2896b865490a5833d404e.jpg?v=1776354185 N-Methyl-3-hydroxypyrrolidine | 13220-33-2 N-Methyl-3-hydroxypyrrolidine|26861|13220-33-2 https://www.jk-sci.com/products/j5326866 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9ffe5a0c01a7ce731b43b14846aa91ea.jpg?v=1776354205 Dimethylsiloxane cyclic tetramer | 556-67-2 Dimethylsiloxane cyclic tetramer|26866|556-67-2 https://www.jk-sci.com/products/j5326879 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0b7920b9a8952b93ac80056840a41bc8.jpg?v=1776354252 4-Cyanobenzaldehyde | 105-07-7 4-Cyanobenzaldehyde|26879|105-07-7 https://www.jk-sci.com/products/s57c1295355 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/79d97711974e2a03532e984414d09d06.jpg?v=1776401663 (E)-Oct-4-enedioic acid | 14277-16-8 (E)-Oct-4-enedioic acid|C1295355|14277-16-8 https://www.jk-sci.com/products/s57c1424782 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/307724.png?v=1774881892 Diallylacetic Acid Ethyl Ester | 18325-74-1 Diallylacetic Acid Ethyl Ester|C1424782|18325-74-1 https://www.jk-sci.com/products/j5326874 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dbfbc06342c607895425eb9adee45786.jpg?v=1776354235 2-Hydroxy-5-chlorobenzaldehyde | 635-93-8 2-Hydroxy-5-chlorobenzaldehyde|26874|635-93-8 https://www.jk-sci.com/products/s57c1588769 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9c622c28ee8a736985aac9c9348fa958_276523b1-cfd4-4532-aac0-3c6ac9a85b6b.jpg?v=1776402197 2-(Methylsulfonyl)aniline | 2987-49-7 2-(Methylsulfonyl)aniline|C1588769|2987-49-7 https://www.jk-sci.com/products/j5325098 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4811bb34185305ad7730a4b95ecdb13c.jpg?v=1776349761 3-Phenylpyrazole-5-carboxylic acid | 1134-49-2 3-Phenylpyrazole-5-carboxylic acid|25098|1134-49-2 https://www.jk-sci.com/products/s57c1630270 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2c3cab070d310326007a508575a314a2.jpg?v=1776402323 2-Hydroxy-3-Methoxybenzenesulfonic Acid Potassium Salt | 859188-04-8 2-Hydroxy-3-Methoxybenzenesulfonic Acid Potassium Salt|C1630270|859188-04-8 https://www.jk-sci.com/products/s57c1833260 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b7a6a3b0b4a13f456e7ec95b3e504ff0_479e05ab-fe08-4e40-9818-5233e76b7a99.jpg?v=1776402929 Methyl 1H-Indazole-7-carboxylate | 755752-82-0 Methyl 1H-Indazole-7-carboxylate|C1833260|755752-82-0 https://www.jk-sci.com/products/s57c1915213 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/224743_b7f62555-3d60-4c96-bbf9-63d842981da4.png?v=1774881923 Methyl 3,5-dinitrobenzoate | 2702-58-1 Methyl 3,5-dinitrobenzoate|C1915213|2702-58-1 https://www.jk-sci.com/products/j5325972 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6b34c9c70961cfc399a191d62abed510.jpg?v=1776351241 3-(4-Fluorophenyl)-1H-pyrazole-4-carboxaldehyde | 306936-57-2 3-(4-Fluorophenyl)-1H-pyrazole-4-carboxaldehyde|25972|306936-57-2 https://www.jk-sci.com/products/s57c1923513 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/239397.png?v=1774881933 Triisopropylhydrosilane | 6485-79-6 Triisopropylhydrosilane|C1923513|6485-79-6 https://www.jk-sci.com/products/j5326126 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fcf8de638f91b098dab430d54613dfa1.jpg?v=1776351705 Ethyl 1H-Benzimidazole-2-carboxylate | 1865-09-4 Ethyl 1H-Benzimidazole-2-carboxylate|26126|1865-09-4 https://www.jk-sci.com/products/s57c3d-25859 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/493851_9a22fd2a-644b-433b-8537-22e6bb4f1da6.png?v=1774881939 Methyl Oxindole-5-carboxylate | 199328-10-4 Methyl Oxindole-5-carboxylate|C3D-25859|199328-10-4 https://www.jk-sci.com/products/s57c3d-26003 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/518445.png?v=1774881948 5-Chloro-2-fluoroaniline | 2106-05-0 5-Chloro-2-fluoroaniline|C3D-26003|2106-05-0 https://www.jk-sci.com/products/s57c3d-2826 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/359130_3ecc4f8b-f7a8-43ab-b66e-dd8d64a9b6ea.png?v=1774881955 H-Ser(tBu)-OH | 18822-58-7 H-Ser(tBu)-OH|C3D-2826|18822-58-7 https://www.jk-sci.com/products/j5326231 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/598b5c234b4aca5cb7686827484eba75.jpg?v=1776352052 6-Fluoro-3-iodo-indazole | 885522-07-6 6-Fluoro-3-iodo-indazole|26231|885522-07-6 https://www.jk-sci.com/products/s57c4x-260912 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ff18b1ae83ae4a5ea4de68022a2f4d42.jpg?v=1776418330 Ethacridine Lactate Impurity 12 | 20304-69-2 Ethacridine Lactate Impurity 12|C4X-260912|20304-69-2 https://www.jk-sci.com/products/s57c3d-5921 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/867ab95ecbfc390654145ae7832120d1.jpg?v=1776403960 R428 | 1037624-75-1 R428|C3D-5921|1037624-75-1 https://www.jk-sci.com/products/s57c4x-1020177 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_abee22d6-7bcd-42a6-9795-dfeda9d58f2f.png?v=1774881969 Vonoprazan Impurity 177 Vonoprazan Impurity 177|C4X-1020177 https://www.jk-sci.com/products/s57c4x-102091 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6ceec0209ac603e7511d8818ecf9903e.jpg?v=1776404609 Vonoprazan | 881681-00-1 Vonoprazan|C4X-102091|881681-00-1 https://www.jk-sci.com/products/j5326316 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/226fc8436655c6fd55d9010e6d9f8d38.jpg?v=1776352317 1-(Tetrahydropyran-2-yl)-1H-indazole-5-carboxylic acid | 1000576-28-2 1-(Tetrahydropyran-2-yl)-1H-indazole-5-carboxylic acid|26316|1000576-28-2 https://www.jk-sci.com/products/s57c4x-10211 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/26658b1c0bd5c57ab6979a8156e698e0.jpg?v=1776404613 Ganciclovir EP Impurity A | 1797982-93-4 Ganciclovir EP Impurity A|C4X-10211|1797982-93-4 https://www.jk-sci.com/products/j5326375 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ac6ee55f0999988cfcfc7c0d76e10488.jpg?v=1776352494 Benzofuran-3-boronic acid pinacol ester | 796851-30-4 Benzofuran-3-boronic acid pinacol ester|26375|796851-30-4 https://www.jk-sci.com/products/s57c4x-103286 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/41b69bdaf44df20acc968031d65d2970.jpg?v=1776404839 Mirabegron Impurity 86 | 223673-34-5 Mirabegron Impurity 86|C4X-103286|223673-34-5 https://www.jk-sci.com/products/s57c4x-10903 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ff832b704c2f72a90df6f3b88a7ee018.jpg?v=1776406653 Rivaroxaban EP Impurity B | 1429334-00-8 Rivaroxaban EP Impurity B|C4X-10903|1429334-00-8 https://www.jk-sci.com/products/j5326423 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/80dea8eb239e76688aec94192757957a.jpg?v=1776352614 tert-Butyl 5-bromo-4-methyl-1H-indazole-1-carboxylate | 1257535-48-0 tert-Butyl 5-bromo-4-methyl-1H-indazole-1-carboxylate|26423|1257535-48-0 https://www.jk-sci.com/products/j5326569 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2796bbb4950d9bfd8f14082053e3c30a.jpg?v=1776353145 2,5-Dimethyl-1-propyl-1H-pyrrole-3-carbaldehyde | 18870-75-2 2,5-Dimethyl-1-propyl-1H-pyrrole-3-carbaldehyde|26569|18870-75-2 https://www.jk-sci.com/products/j5326520 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/61a248b0da457b2834f82f898ed1be37.jpg?v=1776352958 3-[(Dimethylamino)methyl]-4-hydroxybenzaldehyde | 116546-04-4 3-[(Dimethylamino)methyl]-4-hydroxybenzaldehyde|26520|116546-04-4 https://www.jk-sci.com/products/s57c4x-109630 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1de503571c26fd40c74230c86d3cb927.jpg?v=1776406943 Azilsartan Ethyl Ester Impurity | 1403474-70-3 Azilsartan Ethyl Ester Impurity|C4X-109630|1403474-70-3 https://www.jk-sci.com/products/j5326469 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2d72857317ace94cd947392162c24d63.jpg?v=1776352778 Fmoc-N-(4-aminobutyl)-glycine hydrochloride | 908117-93-1 Fmoc-N-(4-aminobutyl)-glycine hydrochloride|26469|908117-93-1 https://www.jk-sci.com/products/s57c4x-26111 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/105734.png?v=1774902179 Trimipramine Maleate Salt | 521-78-8 Trimipramine Maleate Salt|C4X-26111|521-78-8 https://www.jk-sci.com/products/s57c4x-2620 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a5adbdf4da7b1978bf0db6677f25c902.jpg?v=1776418340 Emodepside | 155030-63-0 Emodepside|C4X-2620|155030-63-0 https://www.jk-sci.com/products/j5326647 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2e67ef1aa28ab7cd0ddda04e1f5523a6.jpg?v=1776353461 1,2,4,5-Tetramethyl-1H-pyrrole-3-carbaldehyde | 1087610-71-6 1,2,4,5-Tetramethyl-1H-pyrrole-3-carbaldehyde|26647|1087610-71-6 https://www.jk-sci.com/products/s57c4x-26152 2026-07-21T11:21:19-07:00 daily https://www.jk-sci.com/products/j5326673 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bff90245bdc3c3b6e6f36fa5644bab34.jpg?v=1776353563 3-(2-Furyl)benzaldehyde | 85553-52-2 3-(2-Furyl)benzaldehyde|26673|85553-52-2 https://www.jk-sci.com/products/j5326698 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/759eb816704de77628676a68f16949c9.jpg?v=1776353661 [3-(3,5-Dimethyl-1H-pyrazol-1-yl)phenyl]boronic acid | 1025735-46-9 [3-(3,5-Dimethyl-1H-pyrazol-1-yl)phenyl]boronic acid|26698|1025735-46-9 https://www.jk-sci.com/products/s57c4x-11223 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a56c05b62deca1e7c1908e7216f4ddde.jpg?v=1776407617 Everolimus Impurity 3 | 1708118-13-1 Everolimus Impurity 3|C4X-11223|1708118-13-1 https://www.jk-sci.com/products/j5326722 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7f0466c38ae8b779b0023a57d93f27e0.jpg?v=1776353734 Copper(II) acetylacetonate | 13395-16-9 Copper(II) acetylacetonate|26722|13395-16-9 https://www.jk-sci.com/products/s57c4x-113128 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9dfa693a91e677b25b32f64f754421a5.jpg?v=1776407863 Brexpiprazole Impurity 28 | 1191900-51-2 Brexpiprazole Impurity 28|C4X-113128|1191900-51-2 https://www.jk-sci.com/products/s57c4x-121020 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7da14d2e2ea3dc6f0c8058a586eaf1ef.jpg?v=1776409265 Cefdinir CP Impurity N | 178601-89-3 Cefdinir CP Impurity N|C4X-121020|178601-89-3 https://www.jk-sci.com/products/s57c4x-26211 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/40eb6f931e0b1f717542d72406c68939.jpg?v=1776418346 Landiolol Impurity 1 | 144256-11-1 Landiolol Impurity 1|C4X-26211|144256-11-1 https://www.jk-sci.com/products/s57c4x-12227 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_22cff7fa-3ca6-408a-9fbe-6a0c35fd5c82.png?v=1774882128 Calcipotriol EP Impurity G Calcipotriol EP Impurity G|C4X-12227 https://www.jk-sci.com/products/j5326737 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a28f050e79be958ed664a6b20cfdb9a5.jpg?v=1776353784 a,a,a',a'-Tetrabromo-o-xylene | 13209-15-9 a,a,a',a'-Tetrabromo-o-xylene|26737|13209-15-9 https://www.jk-sci.com/products/j5326744 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/62945a208d20e948214773c63b4358c8.jpg?v=1776353808 1,6-Dibromo-n-hexane | 629-03-8 1,6-Dibromo-n-hexane|26744|629-03-8 https://www.jk-sci.com/products/s57c4x-262111 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/31011f83dde0464f91e858c374b3c444.jpg?v=1776418349 Landiolol Impurity 11 | 4432-25-1 Landiolol Impurity 11|C4X-262111|4432-25-1 https://www.jk-sci.com/products/s57c4x-26212 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/398483_a91f8b62-dd74-431c-89ce-0460227b3c4b.png?v=1774974729 Landiolol Impurity 2 | 115314-17-5 Landiolol Impurity 2|C4X-26212|115314-17-5 https://www.jk-sci.com/products/s57c4x-139521 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/838a6684dceb367c960d8ea76c0f23fd.jpg?v=1776411216 Folic Acid EP Impurity H | 2366274-27-1 Folic Acid EP Impurity H|C4X-139521|2366274-27-1 https://www.jk-sci.com/products/j5326790 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9387ce423b8babf9ec5a91c4afb5125b.jpg?v=1776353954 4-Hydroxy-3-methoxybenzonitrile | 4421-08-3 4-Hydroxy-3-methoxybenzonitrile|26790|4421-08-3 https://www.jk-sci.com/products/s57c4x-15141 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1f7c16440d40b2ca58831a1a07f19535.jpg?v=1776412716 Noradrenalone EP Impurity B Hydrochloride | 5090-29-9 Noradrenalone EP Impurity B Hydrochloride|C4X-15141|5090-29-9 https://www.jk-sci.com/products/j5326765 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6d4129d081b80ac5602e469a06e4e117.jpg?v=1776353867 3-Chloropropiophenone | 936-59-4 3-Chloropropiophenone|26765|936-59-4 https://www.jk-sci.com/products/s57c1011563 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/398771_0efbd754-e2c3-4091-b385-a6d935c7a6f7.png?v=1774741006 N-(2-(1H-Indol-3-yl)ethyl)acetamide | 1016-47-3 N-(2-(1H-Indol-3-yl)ethyl)acetamide|C1011563|1016-47-3 https://www.jk-sci.com/products/j5326774 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9e22e538717a3c8c98d59e0b3fdbb2a4.jpg?v=1776353903 Cyclopentan-1-one | 120-92-3 Cyclopentan-1-one|26774|120-92-3 https://www.jk-sci.com/products/s57c1025829 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/118550.png?v=1774741010 Methyl 3-phenylpropionate | 103-25-3 Methyl 3-phenylpropionate|C1025829|103-25-3 https://www.jk-sci.com/products/j5326820 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d09a73ed6c2584ffd0fb9048a6fd3b4e.jpg?v=1776354033 1,1,2,2-Tetrakis(p-hydroxyphenyl)ethane | 7727-33-5 1,1,2,2-Tetrakis(p-hydroxyphenyl)ethane|26820|7727-33-5 https://www.jk-sci.com/products/s57c1059138 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/406400.png?v=1774741014 2,5-dimethyl-2,5-hexanediol | 110-03-2 2,5-dimethyl-2,5-hexanediol|C1059138|110-03-2 https://www.jk-sci.com/products/s57c1144483 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/874e9904f77a084f2a585c7836a28aa6.jpg?v=1776401437 Abemaciclib Impurity N4 | 1231930-33-8 Abemaciclib Impurity N4|C1144483|1231930-33-8 https://www.jk-sci.com/products/s57c1316356 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2db7aa2a1d936d74c9b63758c75f057d.jpg?v=1776401722 1-(Sulfamoylamino)propane | 147962-41-2 1-(Sulfamoylamino)propane|C1316356|147962-41-2 https://www.jk-sci.com/products/j5326808 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8821acffa196ad41b06bf1af69a8e90b.jpg?v=1776354007 4'-Hydroxy-3'-methylacetophenone | 876-02-8 4'-Hydroxy-3'-methylacetophenone|26808|876-02-8 https://www.jk-sci.com/products/j5326830 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/87642869fb911ed3c86be2574c9cc713.jpg?v=1776354067 3,4-Diethoxybenzoic acid | 5409-31-4 3,4-Diethoxybenzoic acid|26830|5409-31-4 https://www.jk-sci.com/products/j5326872 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4d500ffbe55489b7903922dae5663cb4.jpg?v=1776354228 2,4,6-Trihydroxybenzaldehyde | 487-70-7 2,4,6-Trihydroxybenzaldehyde|26872|487-70-7 https://www.jk-sci.com/products/j5326842 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4fca7e2ed438c57967d76e4e5320609d.jpg?v=1776354112 4-Acetylbenzoic acid | 586-89-0 4-Acetylbenzoic acid|26842|586-89-0 https://www.jk-sci.com/products/s57c1343654 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1b3dec91b52faf1aeb2a0eede9ea3989.jpg?v=1776401771 (R)-1-(1-([1,1'-Biphenyl]-4-yl)-3-chloropropan-2-yl)pyrrolidine-2,5-dione | 1573000-36-8 (R)-1-(1-([1,1'-Biphenyl]-4-yl)-3-chloropropan-2-yl)pyrrolidine-2,5-dione|C1343654|1573000-36-8 https://www.jk-sci.com/products/s57c4x-262141 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/59cbc4b1535925a2cd50fc770e2c97ae.jpg?v=1776418355 Landiolol Impurity41 | 1582797-17-8 Landiolol Impurity41|C4X-262141|1582797-17-8 https://www.jk-sci.com/products/j5326860 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7cd1e6c986c943ae1e8106ff0e0481d2.jpg?v=1776354182 5-Amino-3-methylisoxazole | 14678-02-5 5-Amino-3-methylisoxazole|26860|14678-02-5 https://www.jk-sci.com/products/s57c1347065 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/431542.png?v=1774741030 Ibuprofen Carboxylic Acid | 15935-54-3 Ibuprofen Carboxylic Acid|C1347065|15935-54-3 https://www.jk-sci.com/products/s57c1707112 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/138928.png?v=1774741034 4,6-Dihydroxy-5-methoxypyrimidine | 5193-84-0 4,6-Dihydroxy-5-methoxypyrimidine|C1707112|5193-84-0 https://www.jk-sci.com/products/j5326907 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a7a6285eea6c92c30c17855db3c4308a.jpg?v=1776354316 2-(4-Bromophenyl)-2-hydroxyacetic acid | 6940-50-7 2-(4-Bromophenyl)-2-hydroxyacetic acid|26907|6940-50-7 https://www.jk-sci.com/products/s57c1799191 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b12beb40d10a97240fb1db24e9d94edf.jpg?v=1776402718 Corticosterone 21-Carboxylic Acid | 33762-00-4 Corticosterone 21-Carboxylic Acid|C1799191|33762-00-4 https://www.jk-sci.com/products/j5326900 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b6c5b6e3c0424d379d3b5d4bbd0bca8c.jpg?v=1776354290 Bromocyclohexane | 108-85-0 Bromocyclohexane|26900|108-85-0 https://www.jk-sci.com/products/s57c1806303 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4d19ed010ecb9cb74667c3b5e15b06bf.jpg?v=1776402773 3,4-Dihydroxy-5-Nitrobenzoic Acid | 84211-30-3 3,4-Dihydroxy-5-Nitrobenzoic Acid|C1806303|84211-30-3 https://www.jk-sci.com/products/s57c4x-262148 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ccdd2be0-f9e4-48e5-acf2-c12e066b2758.png?v=1774972062 Landiolol Impurity 48 Landiolol Impurity 48|C4X-262148 https://www.jk-sci.com/products/j5326912 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5cc49eeb76ded8acab80be594d43d078.jpg?v=1776354334 5-Chlorovaleric acid | 1119-46-6 5-Chlorovaleric acid|26912|1119-46-6 https://www.jk-sci.com/products/s57c1826498 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/595821.png?v=1774881912 Histrelin | 76712-82-8 Histrelin|C1826498|76712-82-8 https://www.jk-sci.com/products/s57c4x-26215 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0c1f6e1a-ba96-4fda-a782-8e8d63a83806.png?v=1774902182 Landiolol Impurity 5 HCl Landiolol Impurity 5 HCl|C4X-26215 https://www.jk-sci.com/products/s57c1832175 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/df44224ba9af05efa5c097fcee34b912.jpg?v=1776402924 (S)-1-tert-Butyl 2-methyl 2,3-dihydro-1H-pyrrole-1,2-dicarboxylate | 83548-46-3 (S)-1-tert-Butyl 2-methyl 2,3-dihydro-1H-pyrrole-1,2-dicarboxylate|C1832175|83548-46-3 https://www.jk-sci.com/products/s57c3d-2670 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ba5862888a586fbe3517ee2c2ac57f00.jpg?v=1776403542 2-Heptyl Chloroformate | 290819-03-3 2-Heptyl Chloroformate|C3D-2670|290819-03-3 https://www.jk-sci.com/products/j5326917 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9527779f64602532ad4d8af512819b9c.jpg?v=1776354355 3,4,5-trimethoxybenzyl alcohol | 3840-31-1 3,4,5-trimethoxybenzyl alcohol|26917|3840-31-1 https://www.jk-sci.com/products/j5326939 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d48a78cea7c66ebce2899103c92400ab.jpg?v=1776354419 4-Methylthiazole | 693-95-8 4-Methylthiazole|26939|693-95-8 https://www.jk-sci.com/products/s57c3d-4352 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/408509_2ab20b8f-cf57-4549-8e6b-573cdcbe9466.png?v=1774741070 trans-Ferulic Acid | 537-98-4 trans-Ferulic Acid|C3D-4352|537-98-4 https://www.jk-sci.com/products/s57c4x-26217 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/af7a2a03a5c2364d3ab03d1d3e59cc34.jpg?v=1776418358 Landiolol Impurity 7 | 190601-22-0 Landiolol Impurity 7|C4X-26217|190601-22-0 https://www.jk-sci.com/products/s57c4x-10193 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/131cb7ffafeab9789dc1a543854ddc23.jpg?v=1776404493 Fluconazole EP Impurity B | 871550-15-1 Fluconazole EP Impurity B|C4X-10193|871550-15-1 https://www.jk-sci.com/products/j5326944 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/031a474ee4ff9e51b071c0b322799a46.jpg?v=1776354437 Sorbitan monostearate | 1338-41-6 Sorbitan monostearate|26944|1338-41-6 https://www.jk-sci.com/products/j5326968 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bde710b80c74b59c697de6d03f32e139.jpg?v=1776354482 2,3-Cyclopentenopyridine | 533-37-9 2,3-Cyclopentenopyridine|26968|533-37-9 https://www.jk-sci.com/products/j5326973 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9f16c294c5250e0d37bb23e7418cb74c.jpg?v=1776354496 N-(2-Hydroxyethyl)piperazine | 103-76-4 N-(2-Hydroxyethyl)piperazine|26973|103-76-4 https://www.jk-sci.com/products/s57c4x-102522 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/565053_bb62e88a-382a-4e83-9ab7-8c26b7c83a3c.png?v=1774741088 Crizotinib impurity 22 | 3469-69-0 Crizotinib impurity 22|C4X-102522|3469-69-0 https://www.jk-sci.com/products/s57c4x-106815 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1dbcbdde-6b92-4f3f-a0b5-1c8146223d16.png?v=1774741119 Imatinib EP Impurity D Imatinib EP Impurity D|C4X-106815 https://www.jk-sci.com/products/j5326982 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e10676a00e1640bd7eeb55c67cf2b3bb.jpg?v=1776354517 4-Amino-2,6-dimethylpyrimidine | 461-98-3 4-Amino-2,6-dimethylpyrimidine|26982|461-98-3 https://www.jk-sci.com/products/s57c4x-108818 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cf61eb1b0c9727ef6f020e5be98bbb24.jpg?v=1776406527 Apixaban Impurity 18 | 27143-07-3 Apixaban Impurity 18|C4X-108818|27143-07-3 https://www.jk-sci.com/products/s57c4x-108825 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4c6f6697-f098-43e5-a085-55cbf80543b4.png?v=1774741134 Apixaban Impurity 25 Apixaban Impurity 25|C4X-108825 https://www.jk-sci.com/products/s57c4x-1089125 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3232a2779f17379b3e654bbd0f18db8a.jpg?v=1776406591 Dabigatran Impurity 125 | 2225986-94-5 Dabigatran Impurity 125|C4X-1089125|2225986-94-5 https://www.jk-sci.com/products/s57c4x-262185 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1be54ab2-0e58-4696-9b30-6550e8870a12.png?v=1774903220 Landiolol Impurity 85 Landiolol Impurity 85|C4X-262185 https://www.jk-sci.com/products/s57c4x-1090181 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2f376fa8-4b82-45ea-aa95-cbebe6ca984c.png?v=1774741145 Rivaroxaban Impurity 181 Rivaroxaban Impurity 181|C4X-1090181 https://www.jk-sci.com/products/s57c4x-113588 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/994f812e25e300e2ac5db1eeb5e30053.jpg?v=1776408083 Olaparib Impurity 88 | 1062292-60-7 Olaparib Impurity 88|C4X-113588|1062292-60-7 https://www.jk-sci.com/products/j5327012 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/051247b3b05eafe607c8d1efbcb52efd.jpg?v=1776354618 3-Hydroxy-2-iodo-6-methylpyridine | 23003-30-7 3-Hydroxy-2-iodo-6-methylpyridine|27012|23003-30-7 https://www.jk-sci.com/products/s57c4x-137520 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/281df6886c8064f898167da57c798f67.jpg?v=1776410991 Mivacurium Chloride Impurity 20 | 117676-61-6 Mivacurium Chloride Impurity 20|C4X-137520|117676-61-6 https://www.jk-sci.com/products/s57c4x-262210 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/522e6b76a5f6f84a7dad6b8280b9af93.jpg?v=1776418364 Ramelteon Impurity 10 HCl | 1053239-39-6 Ramelteon Impurity 10 HCl|C4X-262210|1053239-39-6 https://www.jk-sci.com/products/j5327002 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6b57bd1bd33847290d40a8d9fb008ebf.jpg?v=1776354573 2,3-Dichloropyridine | 2402-77-9 2,3-Dichloropyridine|27002|2402-77-9 https://www.jk-sci.com/products/s57c4x-15194 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ce6be4ec913d4a2ad5b8f4a5fe603b19.jpg?v=1776412812 Propranolol EP Impurity C | 17216-10-3 Propranolol EP Impurity C|C4X-15194|17216-10-3 https://www.jk-sci.com/products/s57c4x-2622 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/618203.png?v=1775136867 Ramelteon | 196597-26-9 Ramelteon|C4X-2622|196597-26-9 https://www.jk-sci.com/products/s57c4x-15195 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/57179ca021507efc84a9f8a212899caf.jpg?v=1776412815 Propranolol Impurity 5 | 2007-72-9 Propranolol Impurity 5|C4X-15195|2007-72-9 https://www.jk-sci.com/products/j5327040 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bc6e3eda7007de1f44489b24281f2d62.jpg?v=1776354715 6-Methylnicotinamide | 6960-22-1 6-Methylnicotinamide|27040|6960-22-1 https://www.jk-sci.com/products/j5327019 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/98af92f92adc393164e75259c3ac3c04.jpg?v=1776354648 5-Amino-2-methoxypyridine | 6628-77-9 5-Amino-2-methoxypyridine|27019|6628-77-9 https://www.jk-sci.com/products/j5327027 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2d9fea542002d25ac2e38060d89c34a5.jpg?v=1776354669 2-Aminopyridine | 504-29-0 2-Aminopyridine|27027|504-29-0 https://www.jk-sci.com/products/j5327050 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dbbdf9f073f62d9a93ecf8d8993c0478.jpg?v=1776354745 3-Picolinic acid ethyl ester | 614-18-6 3-Picolinic acid ethyl ester|27050|614-18-6 https://www.jk-sci.com/products/s57c4x-262214 2026-07-21T11:21:19-07:00 daily https://www.jk-sci.com/products/s57c4x-262224 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dc9631be2217a10c1c855118cd8fcfb6.jpg?v=1776418374 Ramelteon Impurity 24 | 221530-38-7 Ramelteon Impurity 24|C4X-262224|221530-38-7 https://www.jk-sci.com/products/j5327069 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8e34d882724ee61faa27cf9dccc5cb95.jpg?v=1776354807 N-Methylpiperidine | 626-67-5 N-Methylpiperidine|27069|626-67-5 https://www.jk-sci.com/products/j5327055 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3345aa703de1744f7c4593d1df924fe8.jpg?v=1776354758 trans-3-(3-Pyridyl)acrylic acid | 19337-97-4 trans-3-(3-Pyridyl)acrylic acid|27055|19337-97-4 https://www.jk-sci.com/products/s57c1031838 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/414490.png?v=1774884232 4-methylbenzyl chloride | 104-82-5 4-methylbenzyl chloride|C1031838|104-82-5 https://www.jk-sci.com/products/s57c4x-262229 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_cacbeb31-68b4-40c2-92d2-7d92c186b98c.png?v=1774671865 Ramelteon Impurity 29 Ramelteon Impurity 29|C4X-262229 https://www.jk-sci.com/products/s57c1041580 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/294441.png?v=1774884237 4-(Diethylamino)-2-butyn-1-ol | 10575-25-4 4-(Diethylamino)-2-butyn-1-ol|C1041580|10575-25-4 https://www.jk-sci.com/products/j5326167 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/67289f05436b599dac1afdde347f81d8.jpg?v=1776351859 2-Amino-4,6-difluorobenzoic acid | 126674-77-9 2-Amino-4,6-difluorobenzoic acid|26167|126674-77-9 https://www.jk-sci.com/products/s57c1064305 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0f880fef9b949db52d91857344942914.jpg?v=1776401284 Bexagliflozin | 1118567-05-7 Bexagliflozin|C1064305|1118567-05-7 https://www.jk-sci.com/products/s57c1101722 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/607803.png?v=1774884249 Acetylmalononitrile | 1187-11-7 Acetylmalononitrile|C1101722|1187-11-7 https://www.jk-sci.com/products/s57c4x-26224 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_bf851f21-76b3-4a54-9b45-c496bd68f9b0.png?v=1774639232 Ramelteon Impurity 4 Ramelteon Impurity 4|C4X-26224 https://www.jk-sci.com/products/s57c1174615 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d5da84b1ec1b2ffea079944015f45372.jpg?v=1776401457 Alectinib Hydrochloride | 1256589-74-8 Alectinib Hydrochloride|C1174615|1256589-74-8 https://www.jk-sci.com/products/s57c1178084 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/369174.png?v=1774884260 Glyceryl trinonate | 126-53-4 Glyceryl trinonate|C1178084|126-53-4 https://www.jk-sci.com/products/s57c1293294 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bd48869e9732015c73b84fcf4a3964bc.jpg?v=1776401660 Vericiguat Impurity N dihydrochloride | 1426309-48-9 Vericiguat Impurity N dihydrochloride|C1293294|1426309-48-9 https://www.jk-sci.com/products/j5327107 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bef7d4df5889754884c83fc2e6177a57.jpg?v=1776354923 2,4-Dinitrophenylacetic acid | 643-43-6 2,4-Dinitrophenylacetic acid|27107|643-43-6 https://www.jk-sci.com/products/s57c1547120 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/590116.png?v=1774884288 1-Chloro-4-(3-chloropropyl)benzene | 64473-34-3 1-Chloro-4-(3-chloropropyl)benzene|C1547120|64473-34-3 https://www.jk-sci.com/products/j5327110 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/033b0b669a61a069343cb764f0a11e75.jpg?v=1776354932 2-Methyl-6-nitrobenzoic acid | 13506-76-8 2-Methyl-6-nitrobenzoic acid|27110|13506-76-8 https://www.jk-sci.com/products/s57c1710558 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/24f96dfa3649fe1a3f760e1409772f7e.jpg?v=1776402456 2-Acetoxy-5-(2-bromoacetyl)benzyl acetate | 24085-07-2 2-Acetoxy-5-(2-bromoacetyl)benzyl acetate|C1710558|24085-07-2 https://www.jk-sci.com/products/s57c1725603 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/590848_b7d89cd0-17a7-4365-95c2-6a89410ab12f.png?v=1774884302 4-Hydroxy-3-pyridinesulfonic Acid | 51498-37-4 4-Hydroxy-3-pyridinesulfonic Acid|C1725603|51498-37-4 https://www.jk-sci.com/products/j5327103 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/feda4badfccf72723b0105fc755ed6e3.jpg?v=1776354904 4-Methyl-3-nitrobenzyl alcohol | 40870-59-5 4-Methyl-3-nitrobenzyl alcohol|27103|40870-59-5 https://www.jk-sci.com/products/j5326541 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/522ca92315fa9f28d37b3b86365f917c.jpg?v=1776353044 2-Hydroxy-6-methylquinoline-3-carbaldehyde | 101382-53-0 2-Hydroxy-6-methylquinoline-3-carbaldehyde|26541|101382-53-0 https://www.jk-sci.com/products/s57c1837607 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/589024_d577dde4-d335-4df1-b70e-cbf5b88aa699.png?v=1774884313 Methyl 2-chloroisonicotinate | 58481-11-1 Methyl 2-chloroisonicotinate|C1837607|58481-11-1 https://www.jk-sci.com/products/j5325776 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5dc60479081526af94f8e46cdae0d297.jpg?v=1776350720 3-(4-Fluorophenyl)propionic acid | 459-31-4 3-(4-Fluorophenyl)propionic acid|25776|459-31-4 https://www.jk-sci.com/products/s57c1891690 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/673af867807615aca109a7cfd90b6a64.jpg?v=1776403109 6-Methyl-1,3-dihydrofuro[3,4-c]pyridin-7-o | 5196-20-3 6-Methyl-1,3-dihydrofuro[3,4-c]pyridin-7-o|C1891690|5196-20-3 https://www.jk-sci.com/products/s57c3d-2482 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/508752_159c775c-e734-40c0-8ba6-a8db7ced207a.png?v=1774741050 Nα-(5-Fluoro-2,4-dinitrophenyl)-L-alaninamide | 95713-52-3 Nα-(5-Fluoro-2,4-dinitrophenyl)-L-alaninamide|C3D-2482|95713-52-3 https://www.jk-sci.com/products/j5327098 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/db0d5a791837f990c120b2bbd43bea79.jpg?v=1776354886 4-Chloro-3-nitrobenzyl alcohol | 55912-20-4 4-Chloro-3-nitrobenzyl alcohol|27098|55912-20-4 https://www.jk-sci.com/products/j5326347 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/43d8866b62fdcf34f1604ef8150aca14.jpg?v=1776352411 6-(Hydroxymethyl)pyridine-2-carboxaldehyde | 39621-11-9 6-(Hydroxymethyl)pyridine-2-carboxaldehyde|26347|39621-11-9 https://www.jk-sci.com/products/j5326455 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ebf93f2d02edfa8f88e5b42b29a8c06f.jpg?v=1776352725 Fmoc-AEEP-OH | 872679-70-4 Fmoc-AEEP-OH|26455|872679-70-4 https://www.jk-sci.com/products/j5327085 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a2e8bcce097645bce8d73c7c10ee3f32.jpg?v=1776354841 3-Acetylcoumarin | 3949-36-8 3-Acetylcoumarin|27085|3949-36-8 https://www.jk-sci.com/products/s57c3d-25843 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/398250.png?v=1774741054 4-Chloro-3,5-dinitrobenzotrifluoride | 393-75-9 4-Chloro-3,5-dinitrobenzotrifluoride|C3D-25843|393-75-9 https://www.jk-sci.com/products/s57c3d-25917 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0058f23e8e465ec4ed0ebab42d2d1098_657001eb-09a6-4e39-a329-b2e38c85c455.jpg?v=1776403403 Apramycin Sulfate | 65710-07-8 Apramycin Sulfate|C3D-25917|65710-07-8 https://www.jk-sci.com/products/s57c3d-4143 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/06989bd5593e65b9dce65f35df98a7a6_f3a61f31-cb06-421f-8de7-111eb4f153de.jpg?v=1776403664 Sodium 4,4＇-oxybis(butane-1-sulfonate) | 183278-30-0 Sodium 4,4＇-oxybis(butane-1-sulfonate)|C3D-4143|183278-30-0 https://www.jk-sci.com/products/s57c4x-262321 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_efa93083-ae6b-484c-ada8-1fd211973ae2.png?v=1774640891 Procaine Impurity 21 Procaine Impurity 21|C4X-262321 https://www.jk-sci.com/products/s57c4x-10121 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0719d1a6870f718f9129105fecf9cc19.jpg?v=1776404377 Baclofen EP Impurity A | 22518-27-0 Baclofen EP Impurity A|C4X-10121|22518-27-0 https://www.jk-sci.com/products/s57c4x-10132 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/83514e31d526a6bc0aac3d5b6a80083d.jpg?v=1776404383 Bicalutamide EP Impurity A | 90357-05-4 Bicalutamide EP Impurity A|C4X-10132|90357-05-4 https://www.jk-sci.com/products/s57c4x-22423 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/71d0b0247493e5c6e9829d4ac499a16e.jpg?v=1776417343 Alendronic Acid Impurity 3 | 73858-59-0 Alendronic Acid Impurity 3|C4X-22423|73858-59-0 https://www.jk-sci.com/products/s57c4x-22101 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d34480599b93db642b52f8bf8c5bd09e.jpg?v=1776417204 Tiamulin EP Impurity L | 31716-01-5 Tiamulin EP Impurity L|C4X-22101|31716-01-5 https://www.jk-sci.com/products/s57c4x-105665 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/596702.png?v=1774884405 Vortioxetine Impurity 65 | 18800-53-8 Vortioxetine Impurity 65|C4X-105665|18800-53-8 https://www.jk-sci.com/products/s57c4x-228713 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2a7943e42b3dbfd82e7e4895b1fc5ba8.jpg?v=1776417535 Carteolol EP Impurity G | 54945-72-1 Carteolol EP Impurity G|C4X-228713|54945-72-1 https://www.jk-sci.com/products/s57c4x-22605 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a35263fe508d0dc550b36db38132fceb.jpg?v=1776417469 Baricitinib Impurity 5 | 2271228-52-3 Baricitinib Impurity 5|C4X-22605|2271228-52-3 https://www.jk-sci.com/products/s57c4x-108539 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5f9f7896c9bd3186b215e7cd1460e236.jpg?v=1776406392 Ambroxol Impurity 39 | 1797894-71-3 Ambroxol Impurity 39|C4X-108539|1797894-71-3 https://www.jk-sci.com/products/s57c4x-108995 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/402341.png?v=1774884442 Dabigatran Impurity 95 | 3839-35-8 Dabigatran Impurity 95|C4X-108995|3839-35-8 https://www.jk-sci.com/products/s57c4x-23106 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/823470750aa51ebb4b0274c0d183e1f2.jpg?v=1776417641 Carbidopa EP Impurity F | 1458640-32-8 Carbidopa EP Impurity F|C4X-23106|1458640-32-8 https://www.jk-sci.com/products/s57c4x-2339 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/786133_fd066447-d12b-4b28-8113-56b8b73882b1.png?v=1774727077 Rufinamide | 106308-44-5 Rufinamide|C4X-2339|106308-44-5 https://www.jk-sci.com/products/s57c4x-229718 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a8230ae6-1bff-412e-83a2-1263d541e234.png?v=1775056003 Tegoprazan Impurity 18 | 942485-42-9 Tegoprazan Impurity 18|C4X-229718|942485-42-9 https://www.jk-sci.com/products/s57c4x-23832 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0c92d1848dac914f1adfbfee1f5b8864.jpg?v=1776417734 Tenoxicam EP Impurity D | 52781-01-8 Tenoxicam EP Impurity D|C4X-23832|52781-01-8 https://www.jk-sci.com/products/j5326708 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5ae9e5967a45be070467808d7c67c0a2.jpg?v=1776353700 (8-Methoxyquinolin-5-yl)boronic acid | 1025735-47-0 (8-Methoxyquinolin-5-yl)boronic acid|26708|1025735-47-0 https://www.jk-sci.com/products/s57c4x-1135116 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e5e843ce-875f-460f-ab3c-7c13e9a454f4.png?v=1774884466 Olaparib Impurity 116 Olaparib Impurity 116|C4X-1135116 https://www.jk-sci.com/products/j5326739 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8d3b78e0a2bca982b3ccb423890f3b8f.jpg?v=1776353792 1-Bromo-2,2-dimethoxyethane | 7252-83-7 1-Bromo-2,2-dimethoxyethane|26739|7252-83-7 https://www.jk-sci.com/products/j5326663 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/957c2f3d874298a744f63b9e51635d02.jpg?v=1776353522 3-(Allyloxy)benzaldehyde | 40359-32-8 3-(Allyloxy)benzaldehyde|26663|40359-32-8 https://www.jk-sci.com/products/s57c4x-240935 2026-07-21T11:21:19-07:00 daily https://www.jk-sci.com/products/s57c4x-24058 2026-07-21T11:21:19-07:00 daily https://www.jk-sci.com/products/s57c4x-116510 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0fea4afa1322f11986b354840223c5fc.jpg?v=1776408639 Dexamethasone EP Impurity J | 2036-77-3 Dexamethasone EP Impurity J|C4X-116510|2036-77-3 https://www.jk-sci.com/products/s57c4x-240536 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8559f9fb-4a7e-45ef-9af4-082046b09046.png?v=1774891788 Upadacitinib Impurity 36 Upadacitinib Impurity 36|C4X-240536 https://www.jk-sci.com/products/s57c4x-240311 2026-07-21T11:21:19-07:00 daily https://www.jk-sci.com/products/s57c4x-241610 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_bcc87e31-dc11-48b4-ba3f-a21b73f5cbb4.png?v=1775155224 Cenobamate impurity 10 Cenobamate impurity 10|C4X-241610 https://www.jk-sci.com/products/s57c4x-116543 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_024d56b6-0596-49fc-8638-8912a8267820.png?v=1774884497 Dexamethasone Impurity 43 Dexamethasone Impurity 43|C4X-116543 https://www.jk-sci.com/products/s57c4x-241918 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/317259_e0a1f1f7-6d51-4463-855e-5c83e8db02e7.png?v=1784618953 Adenosine Triphosphate | 56-65-5 Adenosine Triphosphate|C4X-241918|56-65-5 https://www.jk-sci.com/products/j5326771 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/78bfa864fc907e162bf4a1ed8a6ca1a8.jpg?v=1776353891 9,10-Phenanthrenequinone | 84-11-7 9,10-Phenanthrenequinone|26771|84-11-7 https://www.jk-sci.com/products/s57c4x-122221 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c69cf3452c436069a4065c0862b6e2b8.jpg?v=1776409361 Calcipotriol Impurity 21 | 143032-85-3 Calcipotriol Impurity 21|C4X-122221|143032-85-3 https://www.jk-sci.com/products/s57c4x-242733 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cdc6600346284e6aeb046fc02b1e86a1.jpg?v=1776417960 Piperazine Impurity 33 | 2639426-95-0 Piperazine Impurity 33|C4X-242733|2639426-95-0 https://www.jk-sci.com/products/s57c4x-24304 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8b010c98ce7d35f268bde7115c224500.jpg?v=1776418005 Perampanel Impurity 4 | 380918-53-6 Perampanel Impurity 4|C4X-24304|380918-53-6 https://www.jk-sci.com/products/s57c4x-242937 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/76bbc8c94daa89d6bc9b66ee9a4c54a1.jpg?v=1776417975 Relugolix Impurity 37 | 1589503-93-4 Relugolix Impurity 37|C4X-242937|1589503-93-4 https://www.jk-sci.com/products/s57c4x-243517 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/426937_1cd76450-5093-42fa-aec2-076b01b0126c.png?v=1775136848 Drotaverine Impurity 17 | 2050-46-6 Drotaverine Impurity 17|C4X-243517|2050-46-6 https://www.jk-sci.com/products/s57c4x-12242 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6914f60e1c2d6af006e56c2ae82309c4_a67c1c9a-42b4-485c-95bc-ef2b27e1b8cb.jpg?v=1776409380 Cefradine EP Impurity A/Cefadroxil EP Impurity B | 22252-43-3 Cefradine EP Impurity A/Cefadroxil EP Impurity B|C4X-12242|22252-43-3 https://www.jk-sci.com/products/j5326805 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fd13efa5f38c9abf8222eaf39b3e1d7f.jpg?v=1776354001 2-Bromo-4-methylphenol | 6627-55-0 2-Bromo-4-methylphenol|26805|6627-55-0 https://www.jk-sci.com/products/ts246cs-0108435 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/622874.png?v=1776474908 (R)-1-[(SP)-2-[Bis(4-methoxy-3,5-dimethylphenyl)phosphino]ferrocenyl}ethyldi-tert-butylphosphine | 187733-50-2 (R)-1-[(SP)-2-[Bis(4-methoxy-3,5-dimethylphenyl)phosphino]ferrocenyl}ethyldi-tert-butylphosphine|CS-0108435|187733-50-2 https://www.jk-sci.com/products/s57c4x-133913 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7c539f1cd286e3f07b6a9b57457eefb9.jpg?v=1776410472 Umeclidinium Impurity 13 | 2253743-36-9 Umeclidinium Impurity 13|C4X-133913|2253743-36-9 https://www.jk-sci.com/products/s57c4x-24441 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c41c8cd6ca78a2f74b59dceb642db09e.jpg?v=1776418048 Methocarbamol Impurity 1 | 10488-39-8 Methocarbamol Impurity 1|C4X-24441|10488-39-8 https://www.jk-sci.com/products/s57c4x-24586 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_cb1a6137-4cf2-479a-95b4-e0d4a5d1e6e5.png?v=1774882425 Perospirone Impurity 6 HCl Perospirone Impurity 6 HCl|C4X-24586 https://www.jk-sci.com/products/s57c4x-136421 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/43482635459b18d7ab44634c3669f0d4.jpg?v=1776410791 Lercanidipine Impurity 21 HCl | 210579-71-8 Lercanidipine Impurity 21 HCl|C4X-136421|210579-71-8 https://www.jk-sci.com/products/s57c4x-2463 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/537623_7364cf77-b0fa-4a7c-b401-bc85fbcafcfe.png?v=1775070569 Bamethan Hemisulfate Salt | 5716-20-1 Bamethan Hemisulfate Salt|C4X-2463|5716-20-1 https://www.jk-sci.com/products/j5326824 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/de46996ea1578aae8f8fb8bc5e12ba1b.jpg?v=1776354045 5-Bromo-2-hydroxybenzoic acid | 89-55-4 5-Bromo-2-hydroxybenzoic acid|26824|89-55-4 https://www.jk-sci.com/products/s57c4x-246624 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_36ccb411-3c03-4755-80a6-d4f40ea2a73d.png?v=1774969817 Labetalol EP Impurity E Labetalol EP Impurity E|C4X-246624 https://www.jk-sci.com/products/s57c4x-246714 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e94a4d8d-2c7a-4f93-8653-24f179e1bd72.png?v=1774721324 Pinaverium Bromide Impurity 14 Pinaverium Bromide Impurity 14|C4X-246714 https://www.jk-sci.com/products/s57c4x-13965 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/520155.png?v=1774884607 Azelastine EP Impurity E | 20526-97-0 Azelastine EP Impurity E|C4X-13965|20526-97-0 https://www.jk-sci.com/products/s57c4x-246910 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d520962745fa80e508e6ff2c7295b67e.jpg?v=1776418092 Meclofenoxate Impurity 10 | 41944-93-8 Meclofenoxate Impurity 10|C4X-246910|41944-93-8 https://www.jk-sci.com/products/s57c4x-247838 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/00014d2314ff14ce6754fe6b714d2fb8.jpg?v=1776418112 Lasmiditan HCl | 613677-28-4 Lasmiditan HCl|C4X-247838|613677-28-4 https://www.jk-sci.com/products/s57c1142258 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b878be30205fb224a51ad1e1ea63f190.jpg?v=1776401424 (3R,5R)-3-(Boc-amino)-5-Methylpiperidine | 1227919-32-5 (3R,5R)-3-(Boc-amino)-5-Methylpiperidine|C1142258|1227919-32-5 https://www.jk-sci.com/products/s57c4x-24858 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_fb5638d5-0473-448e-8f01-14ad6487d942.png?v=1774644776 Evocalcet Impurity 8 Evocalcet Impurity 8|C4X-24858 https://www.jk-sci.com/products/s57c1225941 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/546908.png?v=1774886423 Menthyl anthranilate | 134-09-8 Menthyl anthranilate|C1225941|134-09-8 https://www.jk-sci.com/products/s57c4x-24882 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/316206_2a4f2a65-ca2e-4e4a-b206-eea52bdc972e.png?v=1774719226 Glucosamine EP Impurity E | 67-47-0 Glucosamine EP Impurity E|C4X-24882|67-47-0 https://www.jk-sci.com/products/s57c4x-2494130 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ca279090ea2d3c3a6df1a2d6bbba8f93.jpg?v=1776418167 Dotinurad Impurity 130 | 1368227-41-1 Dotinurad Impurity 130|C4X-2494130|1368227-41-1 https://www.jk-sci.com/products/s57c4x-24939 2026-07-21T11:21:19-07:00 daily https://www.jk-sci.com/products/s57c4x-249424 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/73dfaaa8fc843f5e98f12f22f55fc02e.jpg?v=1776418173 Dotinurad Impurity 24 | 4433-53-8 Dotinurad Impurity 24|C4X-249424|4433-53-8 https://www.jk-sci.com/products/s57c4x-248738 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f729fe44f390c07f6237f4dba0b90b10.jpg?v=1776418139 Rimegepant Impurity 38 | 1373116-05-2 Rimegepant Impurity 38|C4X-248738|1373116-05-2 https://www.jk-sci.com/products/s57c1391398 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/56d95c3b26dc3b852cf161ff2460746c.jpg?v=1776401887 2-[(2-Chloro-4-nitrophenoxy)methyl]pyridine | 179687-79-7 2-[(2-Chloro-4-nitrophenoxy)methyl]pyridine|C1391398|179687-79-7 https://www.jk-sci.com/products/s57c4x-249438 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5e5fde08-16eb-49cb-9682-0567661f4ca9.png?v=1774900880 Dotinurad Impurity 38 Dotinurad Impurity 38|C4X-249438 https://www.jk-sci.com/products/s57c1425520 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/aab0376c7b8e91de988259b0c7db7a63.jpg?v=1776401900 ethyl 1-(2-ethoxy-2-oxoethyl)piperidine-4-carboxylate | 1838-39-7 ethyl 1-(2-ethoxy-2-oxoethyl)piperidine-4-carboxylate|C1425520|1838-39-7 https://www.jk-sci.com/products/s57c1492499 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/217080_998e1e8f-153d-4697-97f3-f1355ad5edbf.png?v=1774884276 (R)-2-Methyl Proline | 63399-77-9 (R)-2-Methyl Proline|C1492499|63399-77-9 https://www.jk-sci.com/products/s57c4x-249464 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c38d702a-9a83-4131-83c6-684581ec0a81.png?v=1774741516 Dotinurad Impurity 64 Dotinurad Impurity 64|C4X-249464 https://www.jk-sci.com/products/s57c4x-249448 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b42897dc-216e-4985-ae46-2b9d3b4c9bcc.png?v=1774668045 Dotinurad Impurity 48 Dotinurad Impurity 48|C4X-249448 https://www.jk-sci.com/products/s57c4x-249529 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7e1e0b6d-e9ee-4e3a-875f-827028489c66.png?v=1774673006 Venetoclax Impurity 29 Venetoclax Impurity 29|C4X-249529 https://www.jk-sci.com/products/s57c4x-250325 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/47381cc0ffe504c58fb358cf56f18c21.jpg?v=1776418205 5-(Phenylamino)-2,4-Pentadienal | 17432-66-5 5-(Phenylamino)-2,4-Pentadienal|C4X-250325|17432-66-5 https://www.jk-sci.com/products/s57c4x-25035 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/593562_b352abdf-11fa-40c0-a0fc-8c295747c9f7.png?v=1775155246 Indocyanine Green | 3599-32-4 Indocyanine Green|C4X-25035|3599-32-4 https://www.jk-sci.com/products/s57c4x-250339 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5256661d907849c21f900a9aba9e9651.jpg?v=1776418210 Indocyanine Green Impurity 39 | 2589435-65-2 Indocyanine Green Impurity 39|C4X-250339|2589435-65-2 https://www.jk-sci.com/products/j5326855 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bf46508fe77272e1edf6cf8f03aed139.jpg?v=1776354165 Benzophenone | 119-61-9 Benzophenone|26855|119-61-9 https://www.jk-sci.com/products/s57c1528689 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dce5248832186bca72509d282a631bf1.jpg?v=1776402085 1-(Piperidin-2-yl)propan-2-one hydrochloride | 5984-61-2 1-(Piperidin-2-yl)propan-2-one hydrochloride|C1528689|5984-61-2 https://www.jk-sci.com/products/s57c4x-2507 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/efeb8bca11a8ed8d23289af44c051c26_bfdfdc91-34aa-4880-a3e1-5defa408b960.jpg?v=1776418223 Salcaprozate Sodium | 203787-91-1 Salcaprozate Sodium|C4X-2507|203787-91-1 https://www.jk-sci.com/products/s57c4x-25082 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/343587_30ad5dc6-1964-41db-a59f-c3378695686f.png?v=1774904733 Maropitant Impurty 2(M11) | 85943-26-6 Maropitant Impurty 2(M11)|C4X-25082|85943-26-6 https://www.jk-sci.com/products/s57c1620002 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9de73a492426aaf9105833c174a4494e.jpg?v=1776402308 2-Chloro-1-propanamine Hydrochloride | 6266-35-9 2-Chloro-1-propanamine Hydrochloride|C1620002|6266-35-9 https://www.jk-sci.com/products/s57c1630962 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/107719.png?v=1774886440 3-Hydroxy-1-methylpyrrolidine-2,5-dione | 19948-27-7 3-Hydroxy-1-methylpyrrolidine-2,5-dione|C1630962|19948-27-7 https://www.jk-sci.com/products/s57c1634403 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_fb61e5ea-3e2b-4ccf-a25e-8a4269e5c60a.png?v=1774886445 2-Methyl-3H-benzo[e]indole | 57582-31-7 2-Methyl-3H-benzo[e]indole|C1634403|57582-31-7 https://www.jk-sci.com/products/s57c4x-25191 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1fa01d824228807969cfaeba2a17984f_2c6e5156-7327-4e32-a218-20f250b0e9b6.jpg?v=1776418239 Ensitrelvir Impurity 1 | 1360105-53-8 Ensitrelvir Impurity 1|C4X-25191|1360105-53-8 https://www.jk-sci.com/products/j5326876 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/28eec7afdb07e2a57d3c1cbaf9008547.jpg?v=1776354243 5-Bromo-2-methoxybenzaldehyde | 25016-01-7 5-Bromo-2-methoxybenzaldehyde|26876|25016-01-7 https://www.jk-sci.com/products/s57c4x-252012 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_969e08bd-828f-46d2-be53-a89beb185ab5.png?v=1774720366 Pitolisant impurity 12 Pitolisant impurity 12|C4X-252012 https://www.jk-sci.com/products/s57c4x-2520 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d479d9df3a3f82685b986a5aeed0b2f8.jpg?v=1776418248 Pitolisant | 362665-56-3 Pitolisant|C4X-2520|362665-56-3 https://www.jk-sci.com/products/s57c4x-2535 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6fec866585bfd16d2270cabb83a08b04_167a947a-9825-444b-92ba-3e5467ae8e26.jpg?v=1776418264 Cryptochlorogenic Acid | 905-99-7 Cryptochlorogenic Acid|C4X-2535|905-99-7 https://www.jk-sci.com/products/s57c4x-25209 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2f98fe1f-0c4d-4edc-ab29-bd482896242e.png?v=1775153450 Pitolisant impurity 9 Pitolisant impurity 9|C4X-25209 https://www.jk-sci.com/products/s57c4x-252018 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6660388c-8c32-45df-b035-f8643d5513ba.png?v=1775075411 Pitolisant impurity 18 Pitolisant impurity 18|C4X-252018 https://www.jk-sci.com/products/s57c4x-252025 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/63102ea013dd9cefdc41f6b990d0b805.jpg?v=1776418257 Pitolisant impurity 25 | 2307451-04-1 Pitolisant impurity 25|C4X-252025|2307451-04-1 https://www.jk-sci.com/products/s57c4x-25203 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5a2b948d-ea0a-4011-a05b-43b659e5b6e0.png?v=1775052934 Pitolisant impurity 3 Pitolisant impurity 3|C4X-25203 https://www.jk-sci.com/products/s57c4x-253619 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4dd0e7a9b6339aa71eefc89e01175235.jpg?v=1776418272 L-Ornithine L-Aspartate Impurity 19 | 60259-82-7 L-Ornithine L-Aspartate Impurity 19|C4X-253619|60259-82-7 https://www.jk-sci.com/products/s57c1653819 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/114213.png?v=1774886451 3-(Aminomethyl)benzoic Acid Hydrochloride | 876-03-9 3-(Aminomethyl)benzoic Acid Hydrochloride|C1653819|876-03-9 https://www.jk-sci.com/products/j5326901 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f64b2af0af17ade5e80a1a22f077cfe1.jpg?v=1776354295 Chlorocyclohexane | 542-18-7 Chlorocyclohexane|26901|542-18-7 https://www.jk-sci.com/products/s57c1796878 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a7bd91252967352aded8a38cf03651e7.jpg?v=1776402675 Decarboxy carnosine DiHCl | 57022-38-5 Decarboxy carnosine DiHCl|C1796878|57022-38-5 https://www.jk-sci.com/products/s57c4x-25205 2026-07-21T11:21:19-07:00 daily https://www.jk-sci.com/products/s57c1850018 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ec7a3b0272575586bf04c6c11448fe45.jpg?v=1776402971 Sultopride | 53583-79-2 Sultopride|C1850018|53583-79-2 https://www.jk-sci.com/products/s57c3d-2396 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/513977_39cff4f9-ba94-48c9-9354-cba2ea815de9.png?v=1774886464 1-Phenyl-1-propanol | 93-54-9 1-Phenyl-1-propanol|C3D-2396|93-54-9 https://www.jk-sci.com/products/s57c4x-25372 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/612250_4e66cfa6-73d4-481c-8ed8-3089b6539298.png?v=1774887059 Ammonium Glycyrrhizate | 53956-04-0 Ammonium Glycyrrhizate|C4X-25372|53956-04-0 https://www.jk-sci.com/products/s57c4x-25365 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a187fe5ef1846d2594703babcf12be85.jpg?v=1776418278 L-Ornithine L-Aspartate Impurity 6 | 1174925-92-8 L-Ornithine L-Aspartate Impurity 6|C4X-25365|1174925-92-8 https://www.jk-sci.com/products/s57c4x-25512 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/243723_4e6762ad-65d6-4235-8bb1-5902289cffe3.png?v=1774724191 D-Glucose monohydrate | 14431-43-7 D-Glucose monohydrate|C4X-25512|14431-43-7 https://www.jk-sci.com/products/s57c4x-25534 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/291315_3e960055-b7d2-4424-93b7-e4a74561ef90.png?v=1774639228 2-Methyl-2-imidazoline | 534-26-9 2-Methyl-2-imidazoline|C4X-25534|534-26-9 https://www.jk-sci.com/products/s57c4x-25623 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1fa3b7b1dbb7ca6bb83be965be63dd69.jpg?v=1776418295 5-oxo-1-(4-sulfonatophenyl)-4H-pyrazole-3-carboxylate Disodium Salt | 3473-75-4 5-oxo-1-(4-sulfonatophenyl)-4H-pyrazole-3-carboxylate Disodium Salt|C4X-25623|3473-75-4 https://www.jk-sci.com/products/s57c4x-25553 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_eba9ef7b-ac7f-46d4-86b1-5ab0be9d0dc0.png?v=1774669964 Bicyclic Chinese Pharmacopoeia Impurity 2 Bicyclic Chinese Pharmacopoeia Impurity 2|C4X-25553 https://www.jk-sci.com/products/s57c3d-4457 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/296317_a5a8f14b-2511-4dac-9564-738bcd36b9e7.png?v=1774884344 4-Methyloctane | 2216-34-4 4-Methyloctane|C3D-4457|2216-34-4 https://www.jk-sci.com/products/s57c3d-6170 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/31546ed60c4c3b2152dc92724ae657c9.jpg?v=1776404025 [1,1'-Biphenyl]-3-yl(phenyl)methanone | 3378-09-4 [1,1'-Biphenyl]-3-yl(phenyl)methanone|C3D-6170|3378-09-4 https://www.jk-sci.com/products/s57c4x-104340 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/123765.png?v=1774886544 Celecoxib Impurity 40 | 4392-54-5 Celecoxib Impurity 40|C4X-104340|4392-54-5 https://www.jk-sci.com/products/s57c4x-25693 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1d33734c-480a-4d0b-9e0d-f3aab6c9d608.png?v=1775069608 Paraben Impurity 3 Paraben Impurity 3|C4X-25693 https://www.jk-sci.com/products/s57c4x-106314 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ba5b65b3dfad49036565b72af096f173.jpg?v=1776405491 Edoxaban Impurity 14 | 2244103-96-4 Edoxaban Impurity 14|C4X-106314|2244103-96-4 https://www.jk-sci.com/products/s57c4x-25833 2026-07-21T11:21:19-07:00 daily https://www.jk-sci.com/products/s57c4x-258316 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_832157e6-427e-47c0-a9b5-245cc77f6069.png?v=1774891799 Phenylbutyrate Impurity 16 Phenylbutyrate Impurity 16|C4X-258316 https://www.jk-sci.com/products/s57c4x-25791 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/326563_2f92a699-9720-411d-beb2-39bcd8e8979c.png?v=1774902174 4-Aminobenzyl Alcohol | 623-04-1 4-Aminobenzyl Alcohol|C4X-25791|623-04-1 https://www.jk-sci.com/products/s57c4x-107142 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c77da708da8ff63a27518b167722b304.jpg?v=1776405824 Axitinib Impurity 42 | 808142-24-7 Axitinib Impurity 42|C4X-107142|808142-24-7 https://www.jk-sci.com/products/s57c4x-25961 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/315965_f8363b95-402d-4253-964c-988d5c31cadd.png?v=1774974721 1-(Chloromethyl)naphthalene | 86-52-2 1-(Chloromethyl)naphthalene|C4X-25961|86-52-2 https://www.jk-sci.com/products/s57c4x-10852 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/90062d92377cf6065e1959a0db91d84f.jpg?v=1776406385 Ambroxol EP Impurity B | 18683-95-9 Ambroxol EP Impurity B|C4X-10852|18683-95-9 https://www.jk-sci.com/products/s57c4x-2606 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/60f9e41b6d5ffda5f932543270f46701.jpg?v=1776418316 Pretomanid | 187235-37-6 Pretomanid|C4X-2606|187235-37-6 https://www.jk-sci.com/products/s57c4x-26083 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/503618_28cad237-0204-485e-af4c-433ab79686e7.png?v=1775072962 2'-Fluoro-6'-hydroxyacetophenone | 93339-98-1 2'-Fluoro-6'-hydroxyacetophenone|C4X-26083|93339-98-1 https://www.jk-sci.com/products/s57c4x-26067 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9299398d-25a0-4dc4-953c-44b0f9dd2b54.png?v=1775056050 Pretomanid Impurity 7 Pretomanid Impurity 7|C4X-26067 https://www.jk-sci.com/products/j5326913 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/085437294d87eab1616b396de0faff14.jpg?v=1776354337 1,1-Diphenylethanol | 599-67-7 1,1-Diphenylethanol|26913|599-67-7 https://www.jk-sci.com/products/s57c4x-26088 2026-07-21T11:21:19-07:00 daily https://www.jk-sci.com/products/s57c4x-262110 2026-07-21T11:21:19-07:00 daily https://www.jk-sci.com/products/s57c4x-260915 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2b61a0e0a92201a88163c62ee3a51454.jpg?v=1776418334 Ethacridine Lactate Impurity 15 | 74859-51-1 Ethacridine Lactate Impurity 15|C4X-260915|74859-51-1 https://www.jk-sci.com/products/s57c4x-262133 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_84b15cf1-a384-40df-8aa2-814ec67b472d.png?v=1774967273 Landiolol Impurity 33 Landiolol Impurity 33|C4X-262133 https://www.jk-sci.com/products/s57c4x-26181 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e25d492f-4a19-435b-a371-099c6f65e6f6.png?v=1774640888 Gadoxetate Impurity 1 Gadoxetate Impurity 1|C4X-26181 https://www.jk-sci.com/products/s57c4x-262149 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b48ddc16-bf44-4729-9040-334ceda842b9.png?v=1775076545 Landiolol Impurity 49 Landiolol Impurity 49|C4X-262149 https://www.jk-sci.com/products/s57c4x-26218 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4953e344-d5fb-4788-8d36-cc432c103a5e.png?v=1774710377 Landiolol Impurity 8 HCl Landiolol Impurity 8 HCl|C4X-26218 https://www.jk-sci.com/products/s57c4x-26228 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2f381287-1ae4-4b7b-b431-af5883ea8c5b.png?v=1775076550 Ramelteon Impurity 8 Ramelteon Impurity 8|C4X-26228 https://www.jk-sci.com/products/s57c4x-115569 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_867dcdef-af32-4c5e-8ab0-3a721b649e48.png?v=1774884487 Sitafloxacin Impurity 69 Sitafloxacin Impurity 69|C4X-115569 https://www.jk-sci.com/products/s57c4x-26221 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/751832f5301e74ebeafd32af1e1cc4dd.jpg?v=1776418361 Ramelteon Metabolite M-II | 896736-21-3 Ramelteon Metabolite M-II|C4X-26221|896736-21-3 https://www.jk-sci.com/products/s57c4x-262215 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0b2aee64817cde30c1a47120f5515b13.jpg?v=1776418370 Ramelteon Impurity 15 | 880152-61-4 Ramelteon Impurity 15|C4X-262215|880152-61-4 https://www.jk-sci.com/products/s57c4x-26234 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_092ef3a3-5171-4c4a-9217-bcb5d5325d22.png?v=1774664999 Procaine Impurity 4 HCl Procaine Impurity 4 HCl|C4X-26234 https://www.jk-sci.com/products/s57c4x-116942 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9540e90336fb1ba98556aa2bc1a62f55.jpg?v=1776408785 Rosuvastatin Impurity 42 | 851443-04-4 Rosuvastatin Impurity 42|C4X-116942|851443-04-4 https://www.jk-sci.com/products/j5326942 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/33682a863ccb80234fd2512a2f2a6fd3.jpg?v=1776354430 3-Furancarboxylic acid | 488-93-7 3-Furancarboxylic acid|26942|488-93-7 https://www.jk-sci.com/products/s57c4x-26281 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/360664_a2ac2f75-4791-4a80-824d-1d7ccc272411.png?v=1774662235 Methyl 6-Hydroxy-2-naphthoate | 17295-11-3 Methyl 6-Hydroxy-2-naphthoate|C4X-26281|17295-11-3 https://www.jk-sci.com/products/s57c4x-12342 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/920192_8a8a3d03-243f-4f5d-a841-49ef7840e89f.png?v=1774884543 Candesartan Cilexetil EP Impurity B | 869631-11-8 Candesartan Cilexetil EP Impurity B|C4X-12342|869631-11-8 https://www.jk-sci.com/products/s57c4x-26283 2026-07-21T11:21:19-07:00 daily https://www.jk-sci.com/products/s57c4x-124455 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/31851acb71fd91c111d57f68d7234b47.jpg?v=1776409715 Quetiapine Impurity 55 | 54920-98-8 Quetiapine Impurity 55|C4X-124455|54920-98-8 https://www.jk-sci.com/products/s57c4x-13011 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4fee8cd82c96b6adbc153446230366e5.jpg?v=1776410101 Desonide Impurity 1(Desonide 9, 11-Epoxide) | 39672-75-8 Desonide Impurity 1(Desonide 9, 11-Epoxide)|C4X-13011|39672-75-8 https://www.jk-sci.com/products/s57c4x-26341 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/117840.png?v=1775052945 Sodium DL-Lactate | 72-17-3 Sodium DL-Lactate|C4X-26341|72-17-3 https://www.jk-sci.com/products/s57c4x-131250 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3cd4315d-1f7d-4365-baae-f73360031b76.png?v=1774886765 Pregabalin Impurity 50 Pregabalin Impurity 50|C4X-131250 https://www.jk-sci.com/products/s57c4x-15177 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/313217_35ea9d59-ee6c-45bb-a8f7-bafb2be8d989.png?v=1774886856 Glycopyrronium Bromide EP Impurity H | 15206-55-0 Glycopyrronium Bromide EP Impurity H|C4X-15177|15206-55-0 https://www.jk-sci.com/products/s57c4x-26381 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/563fa00acd3b3474aa04524f862d9e09.jpg?v=1776418387 Ethoxysulfonyl Chloride | 625-01-4 Ethoxysulfonyl Chloride|C4X-26381|625-01-4 https://www.jk-sci.com/products/s57c4x-263914 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9d98e322208d568da862e8068e9b5214.jpg?v=1776418393 Butoxybenzene Impurity 14 | 4006-70-6 Butoxybenzene Impurity 14|C4X-263914|4006-70-6 https://www.jk-sci.com/products/s57c4x-15183 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8721c74a-12a4-40ee-b15f-6d7a7fda3c75.png?v=1774886861 N-(2-aminoethyl)-5-(1,2-dithiolan-3-yl)pentanamide hydrochloride N-(2-aminoethyl)-5-(1,2-dithiolan-3-yl)pentanamide hydrochloride|C4X-15183 https://www.jk-sci.com/products/s57c4x-26394 2026-07-21T11:21:19-07:00 daily https://www.jk-sci.com/products/s57c4x-2640 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/122980.png?v=1774984981 flufenamic acid | 530-78-9 flufenamic acid|C4X-2640|530-78-9 https://www.jk-sci.com/products/s57c4x-26425 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4852be30-eab0-4601-aec0-89cd2b7a71df.png?v=1774669042 Vinorelbine EP Impurity D Vinorelbine EP Impurity D|C4X-26425 https://www.jk-sci.com/products/s57c4x-26471 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ce0dce5047626a413881c249bb73433c.jpg?v=1776418404 Monomethyl Auristatin F | 745017-94-1 Monomethyl Auristatin F|C4X-26471|745017-94-1 https://www.jk-sci.com/products/s57c1025852 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/280138_a36dab56-ad43-45bb-b52c-24d558ac8afa.png?v=1774890958 Prilocaine Impurity 01 | 103-89-9 Prilocaine Impurity 01|C1025852|103-89-9 https://www.jk-sci.com/products/s57c4x-27441 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/280853.png?v=1774969835 Dantrolene Impurity 1 | 7147-77-5 Dantrolene Impurity 1|C4X-27441|7147-77-5 https://www.jk-sci.com/products/s57c4x-27467 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8f4e2eac-1514-4b20-bf9f-bb821d46f5a4.png?v=1774727101 N-Nitroso Bambuterol N-Nitroso Bambuterol|C4X-27467 https://www.jk-sci.com/products/s57c1115911 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/583b7534c7ebb92a6b19ff1b6aa80999.jpg?v=1776401390 Tazobactam USP Related Compound A | 118175-11-4 Tazobactam USP Related Compound A|C1115911|118175-11-4 https://www.jk-sci.com/products/s57c4x-2747 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/287744_445d6d92-bfe6-475c-a6d5-25275d43c6c8.png?v=1774733403 Gemifloxacin Mesylate | 210353-53-0 Gemifloxacin Mesylate|C4X-2747|210353-53-0 https://www.jk-sci.com/products/s57c4x-27487 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/43b0db0308dab0fe29ad15fcd46e8c43.jpg?v=1776418411 Tetrabenazine Impurity 7 | 1187-87-7 Tetrabenazine Impurity 7|C4X-27487|1187-87-7 https://www.jk-sci.com/products/s57c4x-2749 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a93cae650aef5671dd89c3effa9efdc7.jpg?v=1776418414 Apalutamide | 956104-40-8 Apalutamide|C4X-2749|956104-40-8 https://www.jk-sci.com/products/s57c1348454 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/598d67cc3698d4635ba116e33ee8d402.jpg?v=1776401788 Cycloserine Impurity N1 | 15996-22-2 Cycloserine Impurity N1|C1348454|15996-22-2 https://www.jk-sci.com/products/j5326969 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d92a6509aebd7378a57eb41f593756ee.jpg?v=1776354485 2-(1-Piperazinyl)anisole | 35386-24-4 2-(1-Piperazinyl)anisole|26969|35386-24-4 https://www.jk-sci.com/products/s57c1416974 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c7245b2661db9a29adfa000e6f22e2d7.jpg?v=1776401894 8-Fluoro-6,11-dihydrodibenzo[b,e]thiepin-11-ol | 1820001-80-6 8-Fluoro-6,11-dihydrodibenzo[b,e]thiepin-11-ol|C1416974|1820001-80-6 https://www.jk-sci.com/products/s57c4x-274911 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fa56f5627cb0dfd0722afd2efb939359.jpg?v=1776418417 Apalutamide Impurity 11 | 1332391-92-0 Apalutamide Impurity 11|C4X-274911|1332391-92-0 https://www.jk-sci.com/products/j5327017 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2374e0e96631f7b634fbced66d1d6bbc.jpg?v=1776354637 2-Methoxypyridine | 1628-89-3 2-Methoxypyridine|27017|1628-89-3 https://www.jk-sci.com/products/j5326996 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2820fe8a6b1e3bbc6fe1434694d89228.jpg?v=1776354552 4-Methoxypyridine N-oxide | 1122-96-9 4-Methoxypyridine N-oxide|26996|1122-96-9 https://www.jk-sci.com/products/j5327037 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/54e914ba2f2b4d518413199c12792094.jpg?v=1776354704 2-Amino-6-methylpyridine | 1824-81-3 2-Amino-6-methylpyridine|27037|1824-81-3 https://www.jk-sci.com/products/s57c1591100 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8eaf9a0a44b165f80cb9af628ddc49fb.jpg?v=1776402201 2-(tert-Butyl)-1,4-dimethoxybenzene | 21112-37-8 2-(tert-Butyl)-1,4-dimethoxybenzene|C1591100|21112-37-8 https://www.jk-sci.com/products/j5327052 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/71ade58462e9dfb3fb6fe7b573786446.jpg?v=1776354747 3-Picoline | 108-99-6 3-Picoline|27052|108-99-6 https://www.jk-sci.com/products/s57c1596418 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/380425_2d620887-731a-4627-a528-ecd760dac74a.png?v=1774890997 2,3-Dichloropropanoyl chloride | 7623-13-4 2,3-Dichloropropanoyl chloride|C1596418|7623-13-4 https://www.jk-sci.com/products/s57c1598749 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a4d43ef69328c60dba67fd8e1952a02f.jpg?v=1776402239 2,4-Dichloro-5-methylbenzoic acid | 6660-59-9 2,4-Dichloro-5-methylbenzoic acid|C1598749|6660-59-9 https://www.jk-sci.com/products/s57c1676555 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a407dd4647eb9ef403f1632546b6fdf7.jpg?v=1776402419 Trametinib impurity 02 | 871700-32-2 Trametinib impurity 02|C1676555|871700-32-2 https://www.jk-sci.com/products/j5327075 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/eeffbd63c9659c3d13779b4ff78a825b.jpg?v=1776354815 b-D-Glucosamine pentaacetate | 7772-79-4 b-D-Glucosamine pentaacetate|27075|7772-79-4 https://www.jk-sci.com/products/s57c1825122 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/213124.png?v=1774891041 Gliclazide Impurity 1 | 58108-05-7 Gliclazide Impurity 1|C1825122|58108-05-7 https://www.jk-sci.com/products/s57c4x-274918 2026-07-21T11:21:19-07:00 daily https://www.jk-sci.com/products/s57c1912838 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/534905.png?v=1774886457 2-Bromo-2-methylpropanoic acid | 2052-01-9 2-Bromo-2-methylpropanoic acid|C1912838|2052-01-9 https://www.jk-sci.com/products/s57c3d-25890 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/120121.png?v=1774891108 3-Fluorobenzyl Cyanide | 501-00-8 3-Fluorobenzyl Cyanide|C3D-25890|501-00-8 https://www.jk-sci.com/products/s57c4x-274936 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_fb481da6-40a2-4f43-8f26-05c10426bb45.png?v=1774640895 Apalutamide Impurity 36 Apalutamide Impurity 36|C4X-274936 https://www.jk-sci.com/products/j5327099 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ba9cbc8017e83a8495c349bc1b2f1458.jpg?v=1776354889 2-Iodo-1-nitrobenzene | 609-73-4 2-Iodo-1-nitrobenzene|27099|609-73-4 https://www.jk-sci.com/products/s57c3d-2811 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/528554.png?v=1774891124 Fmoc-OSu | 82911-69-1 Fmoc-OSu|C3D-2811|82911-69-1 https://www.jk-sci.com/products/s57c4x-274938 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_344169f6-262b-49e2-b66f-39e9bcea4a3a.png?v=1774969838 Apalutamide Impurity 38 Apalutamide Impurity 38|C4X-274938 https://www.jk-sci.com/products/s57c3d-4447 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/609875.png?v=1774891143 Octaethylene Glycol Monotetradecyl Ether | 27847-86-5 Octaethylene Glycol Monotetradecyl Ether|C3D-4447|27847-86-5 https://www.jk-sci.com/products/s57c3d-4656 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/130448.png?v=1774891149 3-Mercaptopropionic Acid | 107-96-0 3-Mercaptopropionic Acid|C3D-4656|107-96-0 https://www.jk-sci.com/products/s57c3d-5995 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/796322_1e673e24-d65d-4128-8cff-f10ccd4cfc59.png?v=1774891162 3,5-Dioxocyclohexanecarboxylicacid | 42858-60-6 3,5-Dioxocyclohexanecarboxylicacid|C3D-5995|42858-60-6 https://www.jk-sci.com/products/s57c3d-6128 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/417879_bec5dd1d-c86d-4528-8456-6c5477029905.png?v=1774886504 Diethylene glycol Mono-Methacrylate | 2351-43-1 Diethylene glycol Mono-Methacrylate|C3D-6128|2351-43-1 https://www.jk-sci.com/products/s57c4x-274954 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3509ffa04cdea37fae599476583a71cb.jpg?v=1776418426 Apalutamide Impurity 54 | 1332389-57-7 Apalutamide Impurity 54|C4X-274954|1332389-57-7 https://www.jk-sci.com/products/s57c4x-1007 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/427629_0d80261e-f980-4aee-abd9-c1381fd48d53.png?v=1774891174 Argatroban | 141396-28-3 Argatroban|C4X-1007|141396-28-3 https://www.jk-sci.com/products/s57c4x-101721 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2d9611a558fb4bac25b14d7e12a4db6e_38f01182-ace9-4419-ae2f-22fb96c13680.jpg?v=1776404432 Vardenafil Impurity 21 | 927690-90-2 Vardenafil Impurity 21|C4X-101721|927690-90-2 https://www.jk-sci.com/products/s57c4x-274963 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a208eb52207ddc5c226581966effacd8.jpg?v=1776418432 Apalutamide Impurity 63 | 199330-60-4 Apalutamide Impurity 63|C4X-274963|199330-60-4 https://www.jk-sci.com/products/j5327109 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c8a92b7d0fd0d8de9a2a90f397ecf571.jpg?v=1776354929 2-Cyano-3-methylnitrobenzene | 1885-76-3 2-Cyano-3-methylnitrobenzene|27109|1885-76-3 https://www.jk-sci.com/products/s57c4x-105565 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_fdf74537-a1e6-42e4-a14b-de677bfdedd6.png?v=1774886549 Topiroxostat Impurity 65 Topiroxostat Impurity 65|C4X-105565 https://www.jk-sci.com/products/s57c4x-274972 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d72594f4eb79d000581575aa97fd838d.jpg?v=1776418434 Apalutamide Impurity 72 | 1950587-19-5 Apalutamide Impurity 72|C4X-274972|1950587-19-5 https://www.jk-sci.com/products/j5327132 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3c82ad4418445b543f4a784de7a4efcc.jpg?v=1776354986 2-Fluoroaniline | 348-54-9 2-Fluoroaniline|27132|348-54-9 https://www.jk-sci.com/products/s57c4x-106538 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7c8e110816c66bbbd47f7d4be957ae91.jpg?v=1776405661 Empagliflozin Impurity 38 | 2125472-55-9 Empagliflozin Impurity 38|C4X-106538|2125472-55-9 https://www.jk-sci.com/products/s57c4x-108323 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cb52a5affa08a97b185ce602d6b34aed.jpg?v=1776406296 rac Cetirizine N-Oxide (Mixture of Diastereomers) | 1076199-80-8 rac Cetirizine N-Oxide (Mixture of Diastereomers)|C4X-108323|1076199-80-8 https://www.jk-sci.com/products/j5327141 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/70f8a3c474a07e4d71aa542d2afb5ca0.jpg?v=1776355009 3-Aminophenylboronic acid | 280563-63-5 3-Aminophenylboronic acid|27141|280563-63-5 https://www.jk-sci.com/products/s57c4x-1087 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/276530_463f6fc3-3aaa-4fa6-b78d-d8a5d98ebac5.png?v=1774886587 Tadalafil | 171596-29-5 Tadalafil|C4X-1087|171596-29-5 https://www.jk-sci.com/products/s57c4x-27499 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cf8cafb6ef1fc67946755a5d6d630583.jpg?v=1776418438 Apalutamide Impurity 9 | 2894796-78-0 Apalutamide Impurity 9|C4X-27499|2894796-78-0 https://www.jk-sci.com/products/j5327145 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2e02acd5034e2a6be48b770fd4440911.jpg?v=1776355024 3-Benzyloxyaniline | 1484-26-0 3-Benzyloxyaniline|27145|1484-26-0 https://www.jk-sci.com/products/j5327169 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2394d909a11a2448ae0063182c2226f2.jpg?v=1776355095 N-Phenyl-3-methoxyaniline | 101-16-6 N-Phenyl-3-methoxyaniline|27169|101-16-6 https://www.jk-sci.com/products/s57c4x-124825 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1b05de93fef2874bd2d3d63bc96e48e7.jpg?v=1776409811 Valaciclovir EP Impurity C(hydrochloride) | 1346617-39-7 Valaciclovir EP Impurity C(hydrochloride)|C4X-124825|1346617-39-7 https://www.jk-sci.com/products/j5327174 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/95666e0007ba2626b760e19ea59c1895.jpg?v=1776355114 Benzoic acid methyl ester | 93-58-3 Benzoic acid methyl ester|27174|93-58-3 https://www.jk-sci.com/products/j5327179 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9fc7e8797979c3750356bd35cef7549d.jpg?v=1776355127 2,2-Dimethoxypropane | 77-76-9 2,2-Dimethoxypropane|27179|77-76-9 https://www.jk-sci.com/products/s57c4x-125287 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_920ec954-e255-4992-9155-2bd310bab97f.png?v=1774891420 Perindopril Impurity 87 t-Butylamine Perindopril Impurity 87 t-Butylamine|C4X-125287 https://www.jk-sci.com/products/s57c4x-13622 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/48847ae882d93634cdda4f787f5d1474.jpg?v=1776410772 Ciprofloxacin EP Impurity B(HCl) | 2727369-47-1 Ciprofloxacin EP Impurity B(HCl)|C4X-13622|2727369-47-1 https://www.jk-sci.com/products/s57c4x-13711 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b77ad3c45b5c32e2ca6a6f67b29c6710.jpg?v=1776410900 Levofloxacin Desethylene Diformyl Impurity | 151377-74-1 Levofloxacin Desethylene Diformyl Impurity|C4X-13711|151377-74-1 https://www.jk-sci.com/products/s57c4x-151814 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/823c9b7c08a32bdcb745e50a0f0f3eb4.jpg?v=1776412792 Thioctic Acid ethyl ester | 46353-61-1 Thioctic Acid ethyl ester|C4X-151814|46353-61-1 https://www.jk-sci.com/products/j5327194 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8f0a1489795ed07e1f01a53ee9ec12af.jpg?v=1776355173 4,4-Dimethoxy-2-butanone | 5436-21-5 4,4-Dimethoxy-2-butanone|27194|5436-21-5 https://www.jk-sci.com/products/j5327223 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/59f668c7a53cc4154e47bce6c6732650.jpg?v=1776355249 4-Octyne | 1942-45-6 4-Octyne|27223|1942-45-6 https://www.jk-sci.com/products/j5327184 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/494d8a2f0696bb9afd668c94c5d0cb9c.jpg?v=1776355142 3-Methacryloxypropyltrimethoxysilane | 2530-85-0 3-Methacryloxypropyltrimethoxysilane|27184|2530-85-0 https://www.jk-sci.com/products/j5327201 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e370bfaff4090ab89d6f87731f8e77d7.jpg?v=1776355191 Tetraethyl orthosilicate | 78-10-4 Tetraethyl orthosilicate|27201|78-10-4 https://www.jk-sci.com/products/j5327213 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/79ad55d1c6fdd80d59d8a85ed6e564ec.jpg?v=1776355215 Diethyl succinate | 123-25-1 Diethyl succinate|27213|123-25-1 https://www.jk-sci.com/products/s57c4x-27582 2026-07-21T11:21:19-07:00 daily https://www.jk-sci.com/products/s57c4x-1681 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/117456.png?v=1774891579 Lisinopril Dihydrate | 83915-83-7 Lisinopril Dihydrate|C4X-1681|83915-83-7 https://www.jk-sci.com/products/s57c1023343 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c842d03b7796252cefb6fe48c3d680e1.jpg?v=1776401204 Saxagliptin Impurity N1 | 102502-64-7 Saxagliptin Impurity N1|C1023343|102502-64-7 https://www.jk-sci.com/products/j5327233 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/db21887e1c68419e7df22438ac403ea2.jpg?v=1776355271 Tetrakis(triphenylphosphine)platinum(0) | 14221-02-4 Tetrakis(triphenylphosphine)platinum(0)|27233|14221-02-4 https://www.jk-sci.com/products/s57c1109716 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/220450002168fb8b6c426134b834a63e.jpg?v=1776401384 Testosterone Impurity N6 | 119698-27-0 Testosterone Impurity N6|C1109716|119698-27-0 https://www.jk-sci.com/products/j5327240 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d6c14e582f3c4e628431ce5f74b5ab05.jpg?v=1776355290 3-Aminosalicylic acid | 570-23-0 3-Aminosalicylic acid|27240|570-23-0 https://www.jk-sci.com/products/s57c1537345 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1d3d57bac125b0812b4915a5e0295e0c.jpg?v=1776402105 1,5-Dichloro-2-fluoro-4-(trichloromethyl)benzene | 86522-88-5 1,5-Dichloro-2-fluoro-4-(trichloromethyl)benzene|C1537345|86522-88-5 https://www.jk-sci.com/products/s57c1773101 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c657bf79dcb9b9364c81290d904f1914.jpg?v=1776402553 6-Hydroxy-2-methylbenzofuran-3-carboxylic acid | 854515-52-9 6-Hydroxy-2-methylbenzofuran-3-carboxylic acid|C1773101|854515-52-9 https://www.jk-sci.com/products/s57c1827123 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/46f58367fec848f8b63e70af6976740b.jpg?v=1776402867 Imeglimin | 775351-65-0 Imeglimin|C1827123|775351-65-0 https://www.jk-sci.com/products/s57c1884537 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/513623.png?v=1774891063 9-Nitroso-9H-carbazole | 2788-23-0 9-Nitroso-9H-carbazole|C1884537|2788-23-0 https://www.jk-sci.com/products/j5327243 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f048478a149397bae3343dec65e72c6e.jpg?v=1776355303 L-Ascorbic acid acetonide | 15042-01-0 L-Ascorbic acid acetonide|27243|15042-01-0 https://www.jk-sci.com/products/j5327247 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1fc6d2521e48066d64ae1ce0606b56c9.jpg?v=1776355320 2-Amino-4-methyl-5-nitropyridine | 21901-40-6 2-Amino-4-methyl-5-nitropyridine|27247|21901-40-6 https://www.jk-sci.com/products/s57c1907169 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/95a46a8ff9c7ad0fac8bc2d401167a58.jpg?v=1776403175 Testosterone EP impurity J | 57144-06-6 Testosterone EP impurity J|C1907169|57144-06-6 https://www.jk-sci.com/products/s57c1917490 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/241919_ba159e49-4b29-493e-b3d4-69f21abfdc1e.png?v=1774892368 Lithium Acetoacetate | 3483-11-2 Lithium Acetoacetate|C1917490|3483-11-2 https://www.jk-sci.com/products/j5327249 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d7a722db177fc2bb8b3c861503a60880.jpg?v=1776355327 a-D-Glucopyranose pentabenzoate | 22415-91-4 a-D-Glucopyranose pentabenzoate|27249|22415-91-4 https://www.jk-sci.com/products/s57c3d-2541 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/356504.png?v=1774891091 Alanine Glutamate | 13187-90-1 Alanine Glutamate|C3D-2541|13187-90-1 https://www.jk-sci.com/products/s57c3d-262249 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ea830105ad7c7e6612313e7dc1052c91.jpg?v=1776403504 L-Ribofuranoside, methyl, 2,3,5-triacetate | 659722-56-2 L-Ribofuranoside, methyl, 2,3,5-triacetate|C3D-262249|659722-56-2 https://www.jk-sci.com/products/s57c4x-27647 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/914f0e426f06d33c4ea34286c0a8fa0e_1827c0e7-18fe-4ddf-9682-56919c3a5dcf.jpg?v=1776418441 Icaritin Impurity 7 | 60-82-2 Icaritin Impurity 7|C4X-27647|60-82-2 https://www.jk-sci.com/products/s57c3d-3204 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/230173.png?v=1774891131 AC-TYR(AC)-OH | 17355-23-6 AC-TYR(AC)-OH|C3D-3204|17355-23-6 https://www.jk-sci.com/products/s57c3d-4798 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/515770.png?v=1774892404 Malonamide | 108-13-4 Malonamide|C3D-4798|108-13-4 https://www.jk-sci.com/products/s57c3d-5272 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/552955_b1569eab-408b-46fe-bb3a-8439ed5de48d.png?v=1774891156 1-Eicosanol | 629-96-9 1-Eicosanol|C3D-5272|629-96-9 https://www.jk-sci.com/products/s57c3d-6057 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3b5d1bea2ebf3804c13988d35a380b7f.jpg?v=1776403986 Chloroxylenol | 1321-23-9 Chloroxylenol|C3D-6057|1321-23-9 https://www.jk-sci.com/products/s57c4x-100833 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e44f079e7bc6f9372cae01a99590fccf.jpg?v=1776404261 Aripiprazole Impurity 33 | 50297-40-0 Aripiprazole Impurity 33|C4X-100833|50297-40-0 https://www.jk-sci.com/products/s57c4x-100951 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/23db63119ef4b7ce0b08b08b16e744cc.jpg?v=1776404322 Apremilast Impurity 51 | 2097600-16-1 Apremilast Impurity 51|C4X-100951|2097600-16-1 https://www.jk-sci.com/products/s57c4x-100977 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_caec23f7-1f3e-4f41-88b3-8a9d4f5a198c.png?v=1774892442 Apremilast Impurity 77 Apremilast Impurity 77|C4X-100977 https://www.jk-sci.com/products/j5327268 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/987eb5a95ac2f34cbcd51d32bc660950.jpg?v=1776355361 Sodium amide | 7782-92-5 Sodium amide|27268|7782-92-5 https://www.jk-sci.com/products/s57c4x-105819 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a6a9b45b7e8abaa33a1ec9fe6c845256.jpg?v=1776405397 Memantine Related Compound G | 33103-93-4 Memantine Related Compound G|C4X-105819|33103-93-4 https://www.jk-sci.com/products/j5327254 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ac9f93304b41740c773489ce9dee6a19.jpg?v=1776355339 Ammonium hexachloroiridate(IV) | 16940-92-4 Ammonium hexachloroiridate(IV)|27254|16940-92-4 https://www.jk-sci.com/products/j5327257 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3c349263cc848e49e06e046445d8a37a.jpg?v=1776355345 Ammonium hexachloroplatinate(IV) | 16919-58-7 Ammonium hexachloroplatinate(IV)|27257|16919-58-7 https://www.jk-sci.com/products/s57c4x-1065174 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bc010beb2e91601caf34160bde67d9e6.jpg?v=1776405616 Empagliflozin Impurity 174 | 270903-87-2 Empagliflozin Impurity 174|C4X-1065174|270903-87-2 https://www.jk-sci.com/products/s57c4x-10765 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e4d49bd75fbcf693d6591f6fe44df12b.jpg?v=1776406043 Tenofovir Disoproxil Dimer | 1093279-76-5 Tenofovir Disoproxil Dimer|C4X-10765|1093279-76-5 https://www.jk-sci.com/products/s57c4x-107950 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5474c7818ed1ca96eb29fc8c265a5af8.jpg?v=1776406156 Tofacitinib Impurity 50 | 2227199-31-5 Tofacitinib Impurity 50|C4X-107950|2227199-31-5 https://www.jk-sci.com/products/j5327370 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a64a7baded020ae989bf1bc66470659e.jpg?v=1776355569 3-(2-Hydroxyphenyl)propionic acid | 495-78-3 3-(2-Hydroxyphenyl)propionic acid|27370|495-78-3 https://www.jk-sci.com/products/j5327322 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ce868135bbdea7cd9b7c92dc7f24328d.jpg?v=1776355451 Bis(1,5-cyclooctadiene)diiridium(I) dichloride | 12112-67-3 Bis(1,5-cyclooctadiene)diiridium(I) dichloride|27322|12112-67-3 https://www.jk-sci.com/products/s57c4x-1087104 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_94d4b085-4e58-40ca-b958-80f766aab663.png?v=1774891263 Tadalafil Impurity 104 Tadalafil Impurity 104|C4X-1087104 https://www.jk-sci.com/products/j5327303 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0906be0b94f99f54b805398953b92e9d.jpg?v=1776355407 trans-Diamminedichloropalladium(II) | 13782-33-7 trans-Diamminedichloropalladium(II)|27303|13782-33-7 https://www.jk-sci.com/products/s57c4x-11775 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bb7b178ddcb06c3fb369367c7f0d8204.jpg?v=1776408879 Hydrochlorothiazide 5-Chloro Impurity | 5233-42-1 Hydrochlorothiazide 5-Chloro Impurity|C4X-11775|5233-42-1 https://www.jk-sci.com/products/s57c4x-134912 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/272458.png?v=1774891447 Terazosin EP Impurity L | 40172-95-0 Terazosin EP Impurity L|C4X-134912|40172-95-0 https://www.jk-sci.com/products/s57c4x-13623 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/622213.png?v=1774891454 Ciprofloxacin EP Impurity C HCl(Enrofloxacin EP Impurity G HCl) | 528851-31-2 Ciprofloxacin EP Impurity C HCl(Enrofloxacin EP Impurity G HCl)|C4X-13623|528851-31-2 https://www.jk-sci.com/products/j5327291 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9f677e3a0abad1f006d4c4061088f0da.jpg?v=1776355384 Potassium hexachloroosmate(IV) | 16871-60-6 Potassium hexachloroosmate(IV)|27291|16871-60-6 https://www.jk-sci.com/products/s57c4x-136810 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/622176_fdcfa1c4-1a4d-4cc3-b2cd-9024f14daa10.png?v=1774891460 Diltiazem EP Impurity D HCl | 130606-60-9 Diltiazem EP Impurity D HCl|C4X-136810|130606-60-9 https://www.jk-sci.com/products/s57c1084731 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0618c68806517840bd2b9f4d996a8987.jpg?v=1776401318 2,5-Dichloro-3-methylbenzoic acid | 1160573-37-4 2,5-Dichloro-3-methylbenzoic acid|C1084731|1160573-37-4 https://www.jk-sci.com/products/s57c1347276 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/409695.png?v=1774892328 Ethyl 3,5-dichloro-4-methoxybenzoate | 15945-28-5 Ethyl 3,5-dichloro-4-methoxybenzoate|C1347276|15945-28-5 https://www.jk-sci.com/products/s57c1349702 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e29bac1fbbc19f213b4c73331458c6b0.jpg?v=1776401793 (1R,2S,5R)-2-Isopropyl-5-methylcyclohexanecarboxylic acid | 16052-40-7 (1R,2S,5R)-2-Isopropyl-5-methylcyclohexanecarboxylic acid|C1349702|16052-40-7 https://www.jk-sci.com/products/s57c1362758 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/37fede52e29e8138e9b35443719ef329.jpg?v=1776401827 2-(3-Methoxyphenethyl)phenol | 167145-13-3 2-(3-Methoxyphenethyl)phenol|C1362758|167145-13-3 https://www.jk-sci.com/products/j5326062 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4bce99d559d105242100880415bb6e49.jpg?v=1776351524 4-(4-Biphenyl)-4-oxobutyric acid | 36330-85-5 4-(4-Biphenyl)-4-oxobutyric acid|26062|36330-85-5 https://www.jk-sci.com/products/j5327375 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/698b0ed190d4455745f590b19358d953.jpg?v=1776355579 2,5-Dimethylphenylacetic acid | 13612-34-5 2,5-Dimethylphenylacetic acid|27375|13612-34-5 https://www.jk-sci.com/products/s57c1457450 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/331351.png?v=1774892338 (3-Methylbutan-2-yl)benzene | 4481-30-5 (3-Methylbutan-2-yl)benzene|C1457450|4481-30-5 https://www.jk-sci.com/products/s57c1495094 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/86206a7bc17d4175b9214adbe59295a4.jpg?v=1776402020 Ibuprofen impurity 01 | 95093-58-6 Ibuprofen impurity 01|C1495094|95093-58-6 https://www.jk-sci.com/products/j5327350 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b56dc00b6ab5f131711e65115f0707d3.jpg?v=1776355501 Tris(triphenylphosphine)ruthenium(II) chloride | 15529-49-4 Tris(triphenylphosphine)ruthenium(II) chloride|27350|15529-49-4 https://www.jk-sci.com/products/j5326393 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/184c1220c1f0ca67b279006ae6e8b483.jpg?v=1776352551 5-Bromo-2,6-dimethyl-2H-indazole | 1159511-90-6 5-Bromo-2,6-dimethyl-2H-indazole|26393|1159511-90-6 https://www.jk-sci.com/products/s57c1526471 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/03afd5783f675c6b0a1fb66564826fd8.jpg?v=1776402076 1-(Benzylamino)-3-Chloropropan-2-ol | 75605-52-6 1-(Benzylamino)-3-Chloropropan-2-ol|C1526471|75605-52-6 https://www.jk-sci.com/products/s57c1540927 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7fdb67763f4320d82de03bdfa06df6cf.jpg?v=1776402108 10-Methyl-10H-Phenothiazine-5-Oxide | 2234-09-5 10-Methyl-10H-Phenothiazine-5-Oxide|C1540927|2234-09-5 https://www.jk-sci.com/products/s57c1688981 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cb4a95adcec0b046c45a0f8d28ccf999.jpg?v=1776402437 4-(1,3-Benzothiazol-2-yl)-2,6-dichlorophenol | 637302-77-3 4-(1,3-Benzothiazol-2-yl)-2,6-dichlorophenol|C1688981|637302-77-3 https://www.jk-sci.com/products/s57c1728237 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/382559_948371b6-d8b7-429d-a8c4-e1f955c3f5ff.png?v=1774892363 4'-Methyl-[1,1'-biphenyl]-4-carbonitrile | 50670-50-3 4'-Methyl-[1,1'-biphenyl]-4-carbonitrile|C1728237|50670-50-3 https://www.jk-sci.com/products/s57c1768359 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/75c2de99746620627c4badbefdc15a72.jpg?v=1776402551 Abemaciclib Impurity N1 | 2177297-46-8 Abemaciclib Impurity N1|C1768359|2177297-46-8 https://www.jk-sci.com/products/s57c1918162 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/578657.png?v=1774892373 2,4,6-Trichloropyrimidine | 3764-01-0 2,4,6-Trichloropyrimidine|C1918162|3764-01-0 https://www.jk-sci.com/products/s57c1921926 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/238866.png?v=1774896354 1-(2-Nitrophenyl)ethanone | 577-59-3 1-(2-Nitrophenyl)ethanone|C1921926|577-59-3 https://www.jk-sci.com/products/s57c1925323 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/614428.png?v=1774896359 2,2,2-Trimethylacetamide | 754-10-9 2,2,2-Trimethylacetamide|C1925323|754-10-9 https://www.jk-sci.com/products/s57c3d-262176 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ca70f6b62edbccbadf5dd95473d7a0b0_49fac027-986b-4824-97f8-0089532ac989.jpg?v=1776403483 2,6-Diaminopyrimidin-4(1H)-one | 56-06-4 2,6-Diaminopyrimidin-4(1H)-one|C3D-262176|56-06-4 https://www.jk-sci.com/products/j5326617 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0e3a12264fe89fad1568dde84eb5b58e.jpg?v=1776353346 3-(Hydroxymethyl)-4-isopropoxybenzaldehyde | 959237-03-7 3-(Hydroxymethyl)-4-isopropoxybenzaldehyde|26617|959237-03-7 https://www.jk-sci.com/products/s57c3d-2915 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e3c8801f21d812d9270a624a4b64070d_91df41e9-55a2-4f72-bcbf-d8f4112aaf9d.jpg?v=1776403553 L-Homocystine | 626-72-2 L-Homocystine|C3D-2915|626-72-2 https://www.jk-sci.com/products/s57c4x-276619 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2fea29d7ec29bc350a4af9f3c2e26a2f.jpg?v=1776418445 Dehydrodeoxy Sepiapterin | 71014-28-3 Dehydrodeoxy Sepiapterin|C4X-276619|71014-28-3 https://www.jk-sci.com/products/s57c3d-4149 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/450641.png?v=1774892392 3-Mercapto-1-propanol | 19721-22-3 3-Mercapto-1-propanol|C3D-4149|19721-22-3 https://www.jk-sci.com/products/s57c3d-4338 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ee7b8a682b2e3616f4bf8b7e616800e3.jpg?v=1776403703 3-Deoxy-galactosone | 4134-97-8 3-Deoxy-galactosone|C3D-4338|4134-97-8 https://www.jk-sci.com/products/s57c3d-5911 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/96473cf270cd36042e89ff5b94d2f420.jpg?v=1776403954 Ethyl 4(Z),7(Z),10(Z),13(Z),16(Z)-docosapentaenoate | 142828-42-0 Ethyl 4(Z),7(Z),10(Z),13(Z),16(Z)-docosapentaenoate|C3D-5911|142828-42-0 https://www.jk-sci.com/products/s57c3d-5975 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/debc72cec4f75497022078f50e63b109.jpg?v=1776403971 1,2-Palmitin-3-Elaidin | 93452-43-8 1,2-Palmitin-3-Elaidin|C3D-5975|93452-43-8 https://www.jk-sci.com/products/s57c4x-27666 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/505232.png?v=1774669047 Sepiapterin Impurity 6 | 2387-48-6 Sepiapterin Impurity 6|C4X-27666|2387-48-6 https://www.jk-sci.com/products/s57c4x-101826 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/75909b43c792e439fbe24af95e23277d.jpg?v=1776404473 Choline Fenofibrate Impurity 26 | 1797121-54-0 Choline Fenofibrate Impurity 26|C4X-101826|1797121-54-0 https://www.jk-sci.com/products/s57c4x-102253 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1fdbaea8510bea8935db8811d504e74b.jpg?v=1776404639 Carfilzomib Impurity 53 | 1672698-96-2 Carfilzomib Impurity 53|C4X-102253|1672698-96-2 https://www.jk-sci.com/products/s57c4x-27691 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/427802.png?v=1774671870 Droperidol EP Impurity A | 2147-83-3 Droperidol EP Impurity A|C4X-27691|2147-83-3 https://www.jk-sci.com/products/j5326725 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6d33cb03efa0c72f9f84192c49ae5700.jpg?v=1776353746 Nickel(II) acetylacetonate | 3264-82-2 Nickel(II) acetylacetonate|26725|3264-82-2 https://www.jk-sci.com/products/s57c4x-106726 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c175f89b94a0642fe16c194859f72ee8.jpg?v=1776405707 Levetiracetam Impurity 26 | 20496-01-9 Levetiracetam Impurity 26|C4X-106726|20496-01-9 https://www.jk-sci.com/products/j5326784 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f2991e18c7d35d60d5dd29a72ba6102d.jpg?v=1776353931 Ethyl 2-methyl-4-oxo-2-cyclohexene-1-carboxylate | 487-51-4 Ethyl 2-methyl-4-oxo-2-cyclohexene-1-carboxylate|26784|487-51-4 https://www.jk-sci.com/products/s57c4x-107917 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fd8f7b56c1e708b69fb4fcbd79fc2c2b.jpg?v=1776406120 Tofacitinib Impurity 17 | 1675248-19-7 Tofacitinib Impurity 17|C4X-107917|1675248-19-7 https://www.jk-sci.com/products/s57c4x-108027 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cc755f8286fbb07d5b95b2c1d64fded8.jpg?v=1776406188 Etoricoxib Impurity 27 | 221615-72-1 Etoricoxib Impurity 27|C4X-108027|221615-72-1 https://www.jk-sci.com/products/s57c4x-1082136 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6ab2af65-be87-4162-bc3b-6ffced243fd7.png?v=1774892511 Ibuprofen Impurity 136 Ibuprofen Impurity 136|C4X-1082136 https://www.jk-sci.com/products/j5326881 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1a72f8ae4b5577a70cc150e0791f29b5.jpg?v=1776354259 4-Acetoxybenzaldehyde | 878-00-2 4-Acetoxybenzaldehyde|26881|878-00-2 https://www.jk-sci.com/products/j5326840 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f5ebed4eb58448977e9a0996f82e304e.jpg?v=1776354102 3-Chloro-4-hydroxybenzoic acid | 3964-58-7 3-Chloro-4-hydroxybenzoic acid|26840|3964-58-7 https://www.jk-sci.com/products/j5326922 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b81d6de930fae17d0ea3de17da0bc1fa.jpg?v=1776354372 4-Fluorophenyl isothiocyanate | 1544-68-9 4-Fluorophenyl isothiocyanate|26922|1544-68-9 https://www.jk-sci.com/products/s57c4x-10877 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/12f8de055873cd0dc6319126b6946ffb.jpg?v=1776406492 Tadalafil EP Impurity G | 2520114-46-7 Tadalafil EP Impurity G|C4X-10877|2520114-46-7 https://www.jk-sci.com/products/s57c4x-276918 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_fabea58a-0612-407a-8f19-f3852a941f5d.png?v=1774887069 Droperidol Impurity 18 Droperidol Impurity 18|C4X-276918 https://www.jk-sci.com/products/s57c4x-113172 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3c50b95d-e1a6-4b65-9d04-7dc16d249242.png?v=1774892553 Brexpiprazole impurity 72 Brexpiprazole impurity 72|C4X-113172 https://www.jk-sci.com/products/s57c4x-117841 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/440001_2fb523ff-32da-4e55-8708-c2331b12868e.png?v=1774892594 Olanzapine Impurity 41 | 610-17-3 Olanzapine Impurity 41|C4X-117841|610-17-3 https://www.jk-sci.com/products/s57c4x-1221 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/531290.png?v=1774892609 Cefamandole Nafate | 42540-40-9 Cefamandole Nafate|C4X-1221|42540-40-9 https://www.jk-sci.com/products/j5326978 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/19bf48e180c9d40bf42f770a87ea20bd.jpg?v=1776354510 2-Mercaptopyrimidine | 1450-85-7 2-Mercaptopyrimidine|26978|1450-85-7 https://www.jk-sci.com/products/j5327056 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1ab80cca410a63a22e8f6e68c7b3b290.jpg?v=1776354766 3-(Aminomethyl)pyridine | 3731-52-0 3-(Aminomethyl)pyridine|27056|3731-52-0 https://www.jk-sci.com/products/s57c4x-12523 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fc091e74a76ca394d3825cc9b51c52c4.jpg?v=1776409848 Perindopril EP Impurity C | 129970-99-6 Perindopril EP Impurity C|C4X-12523|129970-99-6 https://www.jk-sci.com/products/s57c4x-13586 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2bc7b7196a718244cbbe29213efa79ab.jpg?v=1776410717 Cefditoren Impurity 6 | 878002-84-7 Cefditoren Impurity 6|C4X-13586|878002-84-7 https://www.jk-sci.com/products/j5327020 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a1ffcc8e2e2805e8719c5d26717065c5.jpg?v=1776354653 2-Chloro-6-methoxypyridine | 17228-64-7 2-Chloro-6-methoxypyridine|27020|17228-64-7 https://www.jk-sci.com/products/j5327105 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f132dda33c4e914dff327c24b64b9591.jpg?v=1776354913 2-Bromo-4-nitrotoluene | 7745-93-9 2-Bromo-4-nitrotoluene|27105|7745-93-9 https://www.jk-sci.com/products/s57c1045171 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0761ff1660596c5b2f17b42ef838b4db.jpg?v=1776401243 Norfloxacin Impurity C171 | 106847-39-6 Norfloxacin Impurity C171|C1045171|106847-39-6 https://www.jk-sci.com/products/s57c1092339 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9549a74d3fc8b2580a04cb9dc91f93a2.jpg?v=1776401327 Alpha-Casozepine | 117592-45-7 Alpha-Casozepine|C1092339|117592-45-7 https://www.jk-sci.com/products/j5327143 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6ef5274bf6d4002d638e17e774fb4607.jpg?v=1776355020 3-Bromoaniline | 591-19-5 3-Bromoaniline|27143|591-19-5 https://www.jk-sci.com/products/j5327125 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b2cdcb742d020aeaeb323a9e7a2e74c9.jpg?v=1776354966 4-Hydroxybenzhydrazide | 5351-23-5 4-Hydroxybenzhydrazide|27125|5351-23-5 https://www.jk-sci.com/products/j5327170 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1c567cc74973212d56a63d50fa9eb5fa.jpg?v=1776355098 2-Hydroxy-4-methoxybenzophenone | 131-57-7 2-Hydroxy-4-methoxybenzophenone|27170|131-57-7 https://www.jk-sci.com/products/s57c1301640 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/570556.png?v=1774896293 (S) - Demethylcitalopram | 144025-14-9 (S) - Demethylcitalopram|C1301640|144025-14-9 https://www.jk-sci.com/products/j5327180 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fd629e8e92f5b899385f191e18e745c8.jpg?v=1776355131 Benzaldehyde dimethyl acetal | 1125-88-8 Benzaldehyde dimethyl acetal|27180|1125-88-8 https://www.jk-sci.com/products/j5327195 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9f37c9f3d698719e15fd567c38d99bdb.jpg?v=1776355177 2,5-Hexanedione | 110-13-4 2,5-Hexanedione|27195|110-13-4 https://www.jk-sci.com/products/s57c1453293 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/383373_24c5076b-a8d5-4cef-b8cc-81dd7569a83c.png?v=1774896311 4,4'-Oxydiphenol | 1965-09-9 4,4'-Oxydiphenol|C1453293|1965-09-9 https://www.jk-sci.com/products/s57c4x-27693 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6154bad3b3095da4559e1e2ee038b497.jpg?v=1776418457 Droperidol EP Impurity D | 466118-75-2 Droperidol EP Impurity D|C4X-27693|466118-75-2 https://www.jk-sci.com/products/s57c4x-27695 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8c4cbad5-d273-4ba8-a97c-c8104f9c7286.png?v=1774723245 Droperidol EP Impurity B HCl Droperidol EP Impurity B HCl|C4X-27695 https://www.jk-sci.com/products/j5327216 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/522f062f04cb6fba52112ae950b24347.jpg?v=1776355227 N,N-Dimethylformamide diethyl acetal | 1188-33-6 N,N-Dimethylformamide diethyl acetal|27216|1188-33-6 https://www.jk-sci.com/products/j5327245 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/699ed9efd458cf6db1fd1a608e38f62d.jpg?v=1776355310 2-Hydroxy-4-methyl-3-nitropyridine | 21901-18-8 2-Hydroxy-4-methyl-3-nitropyridine|27245|21901-18-8 https://www.jk-sci.com/products/j5327239 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6327ab4e4129f3e2b90c19f08543db98.jpg?v=1776355287 2-Bromo-2'-nitroacetophenone | 6851-99-6 2-Bromo-2'-nitroacetophenone|27239|6851-99-6 https://www.jk-sci.com/products/s57c1476241 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/913109.png?v=1774896320 (3S,6S,12aS)-1,2,3,4,6,7,12,12a-Octahydro-9-methoxy-6-( 2-methylpropyl)-1,4-dioxopyrazino[1',2':1,6]pyrido[3,4- b]indole-3-propanoic Acid tert-Butyl Ester | 461054-93-3 (3S,6S,12aS)-1,2,3,4,6,7,12,12a-Octahydro-9-methoxy-6-( 2-methylpropyl)-1,4-dioxopyrazino[1',2':1,6]pyrido[3,4- b]indole-3-propanoic Acid tert-Butyl Ester|C1476241|461054-93-3 https://www.jk-sci.com/products/s57c4x-27731 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8e9b684ecf9a14f882f02fd36b3869b6.jpg?v=1776418462 Etilefrine Impurity 1 | 55845-90-4 Etilefrine Impurity 1|C4X-27731|55845-90-4 https://www.jk-sci.com/products/j5327253 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a61abf50215a4cf07292e4bb81c45a5f.jpg?v=1776355335 2-Amino-3-nitrophenol | 603-85-0 2-Amino-3-nitrophenol|27253|603-85-0 https://www.jk-sci.com/products/s57c1494214 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/363919.png?v=1774896324 (R)-Fmoc-1,2,3,4-tetrahydroisoquinoline-1-carboxylic acid | 204317-98-6 (R)-Fmoc-1,2,3,4-tetrahydroisoquinoline-1-carboxylic acid|C1494214|204317-98-6 https://www.jk-sci.com/products/s57c1599469 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f62f1c3c1f6ced8834ed785bfce92a13.jpg?v=1776402245 2,4-Dihydroxy-5-methoxybenzaldehyde | 51061-83-7 2,4-Dihydroxy-5-methoxybenzaldehyde|C1599469|51061-83-7 https://www.jk-sci.com/products/s57c1824515 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b90d5563e5534c92280a93fc14a8fb0b.jpg?v=1776402829 Formoterol Impurity N11 | 51713-72-5 Formoterol Impurity N11|C1824515|51713-72-5 https://www.jk-sci.com/products/s57c1900606 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/48320f2acd1a0e69d4005a2b59ae811e.jpg?v=1776403167 tert-Butyl (S)-1-Methyl-2-oxoimidazolidine-4-carboxylate | 83056-79-5 tert-Butyl (S)-1-Methyl-2-oxoimidazolidine-4-carboxylate|C1900606|83056-79-5 https://www.jk-sci.com/products/s57c1918571 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/209764_432810eb-2121-48c9-a2fd-c4a9b70709ac.png?v=1774896349 Edoxaban impurity 101 | 39620-04-7 Edoxaban impurity 101|C1918571|39620-04-7 https://www.jk-sci.com/products/s57c3d-2794 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/344712_6d1b0961-9d76-499f-a9a3-8f9050e6c7ac.png?v=1774896369 Fmoc-Gly-OH | 29022-11-5 Fmoc-Gly-OH|C3D-2794|29022-11-5 https://www.jk-sci.com/products/s57c4x-277510 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/98f5f513222b0f4a772c87d06e8bdbc8.jpg?v=1776418465 N-Isopropylnoradrenochrome | 3736-31-0 N-Isopropylnoradrenochrome|C4X-277510|3736-31-0 https://www.jk-sci.com/products/s57c4x-277516 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8adbf78a6784a385a99c0bf6e2f269f1.jpg?v=1776418473 N-Isopropyldopamine Hydrochloride | 5178-52-9 N-Isopropyldopamine Hydrochloride|C4X-277516|5178-52-9 https://www.jk-sci.com/products/j5327260 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/15e7cc3d8d7e64bcb9dd4c6aae454d0f.jpg?v=1776355358 Copper(II) hydroxide | 20427-59-2 Copper(II) hydroxide|27260|20427-59-2 https://www.jk-sci.com/products/s57c3d-2813 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/485156.png?v=1774896373 N-Fmoc-β-alanine | 35737-10-1 N-Fmoc-β-alanine|C3D-2813|35737-10-1 https://www.jk-sci.com/products/j5327299 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b750ff42b149c1677776878b54e37e05.jpg?v=1776355403 Potassium dicyanoaurate(I) | 13967-50-5 Potassium dicyanoaurate(I)|27299|13967-50-5 https://www.jk-sci.com/products/s57c3d-4185 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/441957.png?v=1774896382 Methyl 2,4,6-trimethoxybenzoate | 29723-28-2 Methyl 2,4,6-trimethoxybenzoate|C3D-4185|29723-28-2 https://www.jk-sci.com/products/s57c4x-107135 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/88aae0cd954249de93e58e7c45c016d6.jpg?v=1776405817 Axitinib Impurity 35 | 1443118-71-5 Axitinib Impurity 35|C4X-107135|1443118-71-5 https://www.jk-sci.com/products/s57c4x-10726 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c8acde6544671d654bd0627bff79c21b.jpg?v=1776405883 Bortezomib Impurity 6 | 1132709-14-8 Bortezomib Impurity 6|C4X-10726|1132709-14-8 https://www.jk-sci.com/products/s57c4x-27772 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/531846.png?v=1774669969 Chlorzoxazone Impurity 2 | 59-49-4 Chlorzoxazone Impurity 2|C4X-27772|59-49-4 https://www.jk-sci.com/products/s57c4x-10793 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e26100291e1c39ef49188b5ce007390c.jpg?v=1776406145 Tofacitinib Impurity 3 | 1092578-47-6 Tofacitinib Impurity 3|C4X-10793|1092578-47-6 https://www.jk-sci.com/products/j5327326 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c76382fe79c3197d3283e0fe2183f964.jpg?v=1776355465 Zinc Acetate | 557-34-6 Zinc Acetate|27326|557-34-6 https://www.jk-sci.com/products/j5327371 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6c8ba801b161175dcc7c4b7a130214fc.jpg?v=1776355572 3-(3-Methoxyphenyl)propionic acid | 10516-71-9 3-(3-Methoxyphenyl)propionic acid|27371|10516-71-9 https://www.jk-sci.com/products/j5327386 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/89ecc6a4bdbdd203b1293d53493b05e2.jpg?v=1776355615 3-Trifluoromethyl-4-nitroaniline | 393-11-3 3-Trifluoromethyl-4-nitroaniline|27386|393-11-3 https://www.jk-sci.com/products/s57c4x-1090138 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b2ac4065483383e6774db2012d0cd927.jpg?v=1776406638 Rivaroxaban Impurity 138 | 20689-96-7 Rivaroxaban Impurity 138|C4X-1090138|20689-96-7 https://www.jk-sci.com/products/s57c4x-1090174 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d2fa6ca5-ed77-4d83-a7a9-040b7f39ee90.png?v=1774896468 Rivaroxaban impurity 174 Rivaroxaban impurity 174|C4X-1090174 https://www.jk-sci.com/products/j5327394 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/540c8f34d1ae12d67319969fc8d8b365.jpg?v=1776355638 Carbonyldihydrotris(triphenylphosphine)ruthenium(II) | 25360-32-1 Carbonyldihydrotris(triphenylphosphine)ruthenium(II)|27394|25360-32-1 https://www.jk-sci.com/products/s57c4x-109039 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/971b606fa9e5183afaceca8966fef004.jpg?v=1776406661 Rivaroxaban Impurity 39 | 446292-07-5 Rivaroxaban Impurity 39|C4X-109039|446292-07-5 https://www.jk-sci.com/products/s57c4x-10952 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1182feb6b9f0451a4be0306bfdfc5614.jpg?v=1776406824 Amlodipine Besylate EP Impurity B | 721958-72-1 Amlodipine Besylate EP Impurity B|C4X-10952|721958-72-1 https://www.jk-sci.com/products/s57c4x-27801 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e22cc21a954958bf7d48c7609fff6276.jpg?v=1776418476 Cladribine EP Impurity D | 5542-92-7 Cladribine EP Impurity D|C4X-27801|5542-92-7 https://www.jk-sci.com/products/s57c4x-111893 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/409081_f354d386-6f36-417e-868f-72793551c0c1.png?v=1774896482 Ethyl 2-(methylthio)-6-oxo-1,6-dihydropyrimidine-5-carboxylate | 53554-29-3 Ethyl 2-(methylthio)-6-oxo-1,6-dihydropyrimidine-5-carboxylate|C4X-111893|53554-29-3 https://www.jk-sci.com/products/j5327412 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/904124898d2cbf4539a75caa6aa4b665.jpg?v=1776355698 3-Ethoxybenzaldehyde | 22924-15-8 3-Ethoxybenzaldehyde|27412|22924-15-8 https://www.jk-sci.com/products/j5327399 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/33dca64ee1fd5569a0a734cfc240396b.jpg?v=1776355653 Iridium(IV) chloride hydrate | 207399-11-9 Iridium(IV) chloride hydrate|27399|207399-11-9 https://www.jk-sci.com/products/s57c4x-120856 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e8c8ba6d2f393b77f1684a12101c97fc.jpg?v=1776409243 Posaconazole Impurity 56 | 184177-81-9 Posaconazole Impurity 56|C4X-120856|184177-81-9 https://www.jk-sci.com/products/s57c4x-131254 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7d597a1d04eb6ee78fcbf6db3a6d7520.jpg?v=1776410198 Pregabalin Impurity 54 | 616-42-2 Pregabalin Impurity 54|C4X-131254|616-42-2 https://www.jk-sci.com/products/s57c4x-27804 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/258050.png?v=1774891814 Cladribine | 4291-63-8 Cladribine|C4X-27804|4291-63-8 https://www.jk-sci.com/products/s57c1036524 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/303181.png?v=1774900308 Cinacalcet Amine | 104774-87-0 Cinacalcet Amine|C1036524|104774-87-0 https://www.jk-sci.com/products/s57c1205491 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ff3c1d904038b52c384a0b8bf7c29893.jpg?v=1776401506 1-methyl-4-(piperazine-1-carbonyl)piperazine dihydrochloride | 1305711-94-7 1-methyl-4-(piperazine-1-carbonyl)piperazine dihydrochloride|C1205491|1305711-94-7 https://www.jk-sci.com/products/j5327414 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/108211bf4ab296617b7c4084986e178a.jpg?v=1776355703 4,4'-Biphenyldicarboxaldehyde | 66-98-8 4,4'-Biphenyldicarboxaldehyde|27414|66-98-8 https://www.jk-sci.com/products/s57c1267870 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9c2de0d409e1c6de86d156d8c168d053.jpg?v=1776401629 Methyl 4-((tert-butoxycarbonyl)amino)piperidine-4-carboxylate hydrochloride | 1381947-68-7 Methyl 4-((tert-butoxycarbonyl)amino)piperidine-4-carboxylate hydrochloride|C1267870|1381947-68-7 https://www.jk-sci.com/products/s57c1323259 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/486112_e35f35ae-50d1-42da-853d-869d375cef28.png?v=1774900322 6-Bromo-3-pyridinecarboxaldehyde | 149806-06-4 6-Bromo-3-pyridinecarboxaldehyde|C1323259|149806-06-4 https://www.jk-sci.com/products/s57c1450421 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/085eb9e49a00cfc26c9b2d62c4909e02.jpg?v=1776401938 Osimertinib Impurity N4 | 1956306-73-2 Osimertinib Impurity N4|C1450421|1956306-73-2 https://www.jk-sci.com/products/j5327424 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9709b51fe76f388d30c7ce0c48942895.jpg?v=1776355732 5-Methoxyflavone | 42079-78-7 5-Methoxyflavone|27424|42079-78-7 https://www.jk-sci.com/products/j5327419 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f095d9070fd3f4ef11d2736a37bec3c5.jpg?v=1776355720 2-Ethoxycinnamic acid | 69038-81-9 2-Ethoxycinnamic acid|27419|69038-81-9 https://www.jk-sci.com/products/s57c1607533 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6a619b9ede666543cd0cc8759475b5eb.jpg?v=1776402274 2-{[(3,4-difluorophenyl)methyl]amino}ethan-1-ol | 610769-18-1 2-{[(3,4-difluorophenyl)methyl]amino}ethan-1-ol|C1607533|610769-18-1 https://www.jk-sci.com/products/s57c4x-27821 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fb5e944df72cb04e83893aed27faec78.jpg?v=1776418482 Trametinib Impurity 1 | 871700-28-6 Trametinib Impurity 1|C4X-27821|871700-28-6 https://www.jk-sci.com/products/s57c4x-27811 2026-07-21T11:21:19-07:00 daily https://www.jk-sci.com/products/s57c4x-278211 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_01ab19f7-b7fc-4b67-9d20-d3d5be4e2341.png?v=1775140715 Trametinib impurity 11 Trametinib impurity 11|C4X-278211 https://www.jk-sci.com/products/s57c4x-278215 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/010b0dccf3478c5f374090a1fd215657.jpg?v=1776418489 Trametinib impurity 15 | 871700-18-4 Trametinib impurity 15|C4X-278215|871700-18-4 https://www.jk-sci.com/products/s57c4x-27911 2026-07-21T11:21:19-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ee4c7f6c-addf-4b1c-b818-697d730a313e.png?v=1774969849 Sulfadoxine Impurity 1 Sulfadoxine Impurity 1|C4X-27911