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| Product | Description | |
|---|---|---|
| Pitavastatin 5-Oxo Impurity Calcium Salt | An impurity in the synthesis of Pitavastatin, a HMG-CoA reductase inhibitor that lowers LDL cholesterol and triglycerides and increase HDL cholesterol in your blood. Group: Pharmaceutical. CAS No. 2180095-22-9. Pack Sizes: 5 mg. Product ID: B2694-008615. Molecular formula: Custom synthesis is available. Send your inquiries for more information. |  London |
| Progesterone 6-Oxo Impurity | An impurity of Progesterone. Progesterone is an endogenous steroid and progestogen sex hormone involved in the menstrual cycle, pregnancy, and embryogenesis of humans and other species. Progesterone is also a crucial metabolic intermediate in the production of other endogenous steroids, including the sex hormones and the corticosteroids, and plays an important role in brain function as a neurosteroid. Group: Pharmaceutical. CAS No. 2243-8-5. Pack Sizes: 1 g. Product ID: B2694-175130. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| 1,1-Dibenzyl-4-[(5,6-dimethoxy-1-oxo-2,3-dihydro-1H-inden-2-yl)methyl]-1-piperidinium Bromide | Donepezil impurity. Uses: 4-[(2,3-dihydro-5,6-dimethoxy-1-oxo-1h-inden-2-yl)methyl]-1,1-bis(phenylmethyl)piperidinium is an isotope labelled impurity in the synthesis of donepezil (d531750), an inhibitor of acetylcholinesterase. Group: Pharmaceutical. CAS No. 844694-85-5. Pack Sizes: 100 mg. Product ID: B0794-470368. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| 1-(4-chlorophenyl)-7-oxo-6-(4-(2-oxopiperidin-1-yl)phenyl)-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxamide | 1-(4-chlorophenyl)-7-oxo-6-(4-(2-oxopiperidin-1-yl)phenyl)-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxamide is an impurity of Apixaban, a direct factor Xa inhibitor used as an anticoagulant for the prevention of venous thromboembolism and stroke in atrial fibrillation. Group: Pharmaceutical. CAS No. 2029205-64-7. Pack Sizes: 5 mg. Product ID: B1370-377545. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| 1,4-Dihydro-1-(5-methoxy-1H-benzimidazol-2-yl)-3,5-dimethyl-4-oxo-2-pyridinecarboxylic Acid Ammonium Salt | 1,4-Dihydro-1-(5-methoxy-1H-benzimidazol-2-yl)-3,5-dimethyl-4-oxo-2-pyridinecarboxylic Acid Ammonium Salt is an impurity of Omeprazole. Omeprazole is a proton pump inhibitor used in the treatment of dyspepsia. It binds to the proton pump hydrogen-potassium adenosine triphosphatase (H+/K+ ATPase) and inhibits its activity and the parietal cell secretion of H+ ions into the gastric lumen. Group: Pharmaceutical. CAS No. 2227107-89-1. Pack Sizes: 5 mg. Product ID: B2694-352395. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| 6-[(3R,4R)-3-(Acetyloxy)-N,4-dimethyl-6-oxo-L-norleucine] Cyclosporin A | 6-[(3R,4R)-3-(Acetyloxy)-N,4-dimethyl-6-oxo-L-norleucine] Cyclosporin A is an impurity of cyclosporin, which is a calcineurin phosphatase pathway inhibitor, used as an immunosuppressant drug to prevent rejection in organ transplantation. Group: Pharmaceutical. CAS No. 121584-52-9. Pack Sizes: 10 mg. Product ID: B2705-116989. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| Benzoic acid, 2-(3-methyl-1-oxobutyl)- | Benzoic acid, 2-(3-methyl-1-oxobutyl)- is an impurity of Butylphthalide, an anti-cerebral-ischemia drug. Group: Pharmaceutical. CAS No. 152567-80-1. Pack Sizes: 100 mg. Product ID: B0047-284884. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| N-(2-Chloro-1-oxopropyl)glycine | N-(2-Chloro-1-oxopropyl)glycine is an impurity of Tiopronin, which is used as an antidote against heavy metal poisoning. Group: Pharmaceutical. CAS No. 85038-45-5. Pack Sizes: 10 g. Product ID: B2694-078380. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| 1-[[(6R,7R)-7-Amino-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]-1-methylpyrrolidinium chloride | An impurity produced in the synthesis of Cefepime. Group: Pharmaceutical. CAS No. 103121-85-3. Pack Sizes: 25 mg. Product ID: B0552-286040. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| 1-benzyl-4-(5,6-dimethoxy-1-oxo-indane-2-carbonyl)-pyridinium | An impurity of Donepezil, a medication for the treatment of Alzheimer's disease. Group: Pharmaceutical. CAS No. 923571-16-8. Pack Sizes: 100 mg. Product ID: B0794-284906. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| 2-[(2-amino-6-oxo-3H-purin-9-yl)methoxy]ethyl Benzoate | An impurity of Acyclovir. Acyclovir is an antiviral drug used for the treatment of infections caused by herpes simplex virus and herpes zoster virus. It acts via inhibiting the production of virus' DNA. Group: Pharmaceutical. CAS No. 59277-91-7. Pack Sizes: 50 mg. Product ID: B0093-007231. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| 2-(2-oxopyrrolidin-1-yl)butanoic Acid | An impurity of Levetiracetam, a medication indicated for the treatment of epilepsy. Group: Pharmaceutical. CAS No. 67118-31-4. Pack Sizes: 250 mg. Product ID: B2694-074869. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| 2-(3-Methoxypropyl)-4-oxo-3,4-dihydro-2H-thieno[3,2-e][1,2]thiazine-6-sulfonamide 1,1-dioxide | An impurity of Brinzolamide, a potent carbonic anhydrase inhibitor used to lower intraocular pressure in patients with open-angle glaucoma or ocular hypertension. Group: Pharmaceutical. CAS No. 154127-41-0. Pack Sizes: 100 mg. Product ID: NP3243. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| 3-((3R,4R)-4-methyl-3-(methylamino)piperidin-1-yl)-3-oxopropanenitrile hydrochloride | An impurity of Tofacitinib, a Janus kinase inhibitor that could be used against rheumatoid arthritis. Group: Pharmaceutical. CAS No. 1640971-87-4. Pack Sizes: 5 mg. Product ID: B2694-063174. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| 4-N-(3-Chloro-4-fluorophenyl)-7-[(3R)-oxolan-3-yl]oxyquinazoline-4,6-diamine | An impurity of Afatinib, a medication used to treat non-small cell lung carcinoma (NSCLC). Group: Pharmaceutical. CAS No. 402855-03-2. Pack Sizes: 10 mg. Product ID: B2694-292473. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| 5-(5-Chloro-1-(2-fluorophenyl)-2-oxopentyl)-4,5,6,7-tetrahydrothieno[3,2-c]pyridin-2-yl Acetate Maleate | An impurity of Prasugrel. Prasugrel is a platelet inhibitor and an irreversible antagonist of P2Y12ADP receptors that prevents the formation of blood clots. It was appoved for the treatment of acute coronary syndrome (ACS), and some cardiovascular diseasess in combination with Aspirin. Group: Pharmaceutical. CAS No. 1373350-61-8. Pack Sizes: 20 mg. Product ID: B0219-007244. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| 5, 6-Dihydro-3- (4-morpholinyl)-1-[4- (2-oxo-1-piperidinyl)phenyl]-2 (1H)-pyridinone | An impurity of Apixaban, a direct factor Xa inhibitor used as an anticoagulant for the prevention of venous thromboembolism and stroke in atrial fibrillation. Group: Pharmaceutical. CAS No. 545445-44-1. Pack Sizes: 5 g. Product ID: B0001-455190. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| 5-Amino-4-(7-amino-3-oxo-1H-isoindol-2-yl)-5-oxopentanoic acid | An impurity of Lenalidomide, a medication used for the treatment of myelodysplastic syndrome (MDS), multiple myeloma, and mantle cell lymphoma (MCL). Group: Pharmaceutical. CAS No. 2197414-57-4. Pack Sizes: 10 mg. Product ID: B2694-303865. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| (5-methyl-2-oxo-1,3-dioxol-4-yl)methyl 4-(2-methoxypropan-2-yl)-2-propyl-1-((2'-(1-trityl-1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-1H-imidazole-5-carboxylate | An impurity of Olmesartan, which is a specific angiotensin II type 1 (AT1) receptor antagonist with antihypertensive effect. Group: Pharmaceutical. CAS No. 1040405-56-8. Pack Sizes: 100 mg. Product ID: B0176-284897. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| 5-Methyl-4-(5-methyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)-2-phenyl-1H-pyrazol-3-one | An impurity of Edaravone, a medication for the recovery from stroke. Group: Pharmaceutical. CAS No. 177415-76-8. Pack Sizes: 100 mg. Product ID: B0060-284946. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| Diethyl 2-(4-(2-(2-amino-4-oxo-4,7-dihydro-1H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl)benzamido)pentanedioate 4-methylbenzenesulfonate | An impurity of Pemetrexed, which has been approved by FDA in 2004 for the treatment of malignant pleural mesothelioma (MPM) in combination with cisplatin, a platinum-containing chemotherapeutic drug. Group: Pharmaceutical. CAS No. 165049-28-5. Pack Sizes: 2.5 g. Product ID: NP3162. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| Dimethyl 3, 3'- ( ( ( ( (2, 2'- (piperazine-1, 4-diyl)bis (acetyl))bis (methylazanediyl))bis (4, 1-phenylene))bis (azanediyl))bis (phenylmethanylylidene)) (3Z, 3'E)-bis (2-oxoindoline-6-carboxylate) | An impurity of Nintedanib, a receptor tyrosine kinase (RTK) inhibitor that binds to vascular endothelial growth factor receptor, fibroblast growth factor receptor and platelet derived growth factor receptor. Nintedanib is used as a medication for the treatment of idiopathic pulmonary fibrosis. Group: Pharmaceutical. CAS No. 2410284-90-9. Pack Sizes: 1 mg. Product ID: B2694-478193. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| Ethyl 1-(4-methoxyphenyl)-7a-morpholino-7-oxo-6-(4-(2-oxopiperidin-1-yl)phenyl)-3a,4,5,6,7,7a-hexahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate | An impurity of Apixaban, a direct factor Xa inhibitor used as an anticoagulant for the prevention of venous thromboembolism and stroke in atrial fibrillation. Group: Pharmaceutical. CAS No. 1619934-76-7. Pack Sizes: 100 mg. Product ID: B2694-152256. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| methyl 1-(2-chloroacetyl)-2-oxo-3H-indole-6-carboxylate | An impurity of Nintedanib, which is a potent triple angiokinase inhibitor for VEGFR1/2/3, FGFR1/2/3 and PDGFRα/β with IC50 of 34 nM/13 nM/13 nM, 69 nM/37 nM/108 nM and 59 nM/66 nM. Group: Pharmaceutical. CAS No. 1160293-25-3. Pack Sizes: 100 mg. Product ID: B2694-338804. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| Methyl 1-Acetyl-2-oxoindoline-6-carboxylate | An impurity of Nintedanib, a receptor tyrosine kinase (RTK) inhibitor that binds to vascular endothelial growth factor receptor, fibroblast growth factor receptor and platelet derived growth factor receptor. Nintedanib is used as a medication for the treatment of idiopathic pulmonary fibrosis. Group: Pharmaceutical. CAS No. 676326-36-6. Pack Sizes: 100 mg. Product ID: B1421-184191. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| N-(2-methyl-4-oxopentan-2-yl)-sulfamethoxazole | An impurity of Sulfamethoxazole, which is an antibiotic and a structural analog of para-aminobenzoic acid (PABA). It competes with PABA to bind to dihydropteroate synthetase to inhibit the synthesis of dihydrofolic acid. Group: Pharmaceutical. Pack Sizes: 1 mg. Product ID: B1658-254050. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| Oxolamine Citrate Impurities | Oxolamine Citrate Impurities are crucial in the biomedical industry, primarily used in the quality control and validation processes for synthesizing Oxolamine Citrate. This ensures the purity and efficacy of the drug, which is utilized in treating respiratory illnesses such as bronchitis by inhibiting cough and easing breathing. Group: Pharmaceutical. Pack Sizes: 1mg; 1g; 10g. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| Oxomemazine Impurities | Oxomemazine Impurities, integral to antihistamine pharmacology, are essential for scrutinizing and enhancing therapeutic agents against allergies, including rhinitis and urticaria. By identifying degradation byproducts, these impurities uphold stringent quality standards, ensuring the safety and efficacy of pharmaceutical formulations in allergy management. Group: Pharmaceutical. Pack Sizes: 1mg; 1g; 10g. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| (S)-2-(2-((4-(5-((5-Chlorothiophene-2-carboxamido)methyl)-2-oxooxazolidin-3-yl)phenyl)amino)ethoxy)acetic acid hydrochloride | An impurity of Rivaroxaban, a factor Xa (FXa) inhibitor used for the prevention and treatment of thromboembolic disorders. Group: Pharmaceutical. CAS No. 931117-61-2. Pack Sizes: 10 mg. Product ID: B0145-008069. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| Tert-butyl 4-(6-((6-(1-butoxyvinyl)-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazine-1-carboxylate | An impurity of Palbociclib, a selective inhibitor of cyclin-dependent kinases CDK4 and CDK6. Palbociclib is developed for the treatment of ER-positive and HER2-negative breast cancer. Group: Pharmaceutical. CAS No. 866084-31-3. Pack Sizes: 100 mg. Product ID: B1476-283415. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| tert-butyl 4-(6-((8-cyclopentyl-5-methyl-7-oxo-6-vinyl-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazine-1-carboxylate | An impurity of Palbociclib which is a drug for the treatment of ER-positive and HER2-negative breast cancer. Group: Pharmaceutical. CAS No. 1941177-45-2. Pack Sizes: 2 mg. Product ID: B2694-338795. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| tert-butyl 4-(6-((8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazine-1-carboxylate | An impurity of Palbociclib, a selective inhibitor of cyclin-dependent kinases CDK4 and CDK6. Palbociclib is developed for the treatment of ER-positive and HER2-negative breast cancer. Group: Pharmaceutical. CAS No. 571189-65-6. Pack Sizes: 100 mg. Product ID: B1476-284927. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
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