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| Product | Description | |
|---|---|---|
| 10-Oxo Mirtazapine (Mirtazapine Impurity F) | 10-Oxo Mirtazapine (Mirtazapine Impurity F). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Mirtazapine USP Related Compound D, Mirtazapine RC D (USP), Pyrazino[2,1-a]pyrido[2,3-c][2]benzazepin-10(2H)-one, 1,3,4,14b-tetrahydro-2-methyl-, 2-Methyl-1,2,3,4-tetrahydrobenzo[c]pyrazino[1,2-a]pyrido[3,2-f]azepin-10(14bH)-one, Mirtazapine USP RC D,Mirtazapine Imp. F (EP). CAS No. 191546-97-1. IUPAC Name: (14bRS)-2-Methyl-1,3,4,14b-tetrahydropyrazino[2,1-a]pyrido-[2,3-c][2]benzazepin-10(2H)-one. Molecular Formula: C17H17N3O. Mole Weight: 279.34. Catalog: APS191546971. SMILES: CN1CCN2C(C1)c3ccccc3C(=O)c4cccnc24. Format: Neat. |  |
| 10-Oxo Mirtazapine (Mirtazapine Impurity F) | Mirtazapine. Group: Biochemicals. Alternative Names: 1,3,4,14b-Tetrahydro-2-methyl-. Grades: Highly Purified. CAS No. 191546-97-1. Pack Sizes: 10mg. US Biological Life Sciences. |  Worldwide |
| (11 β,16 β,17α,20R)-9-Fluoro-11,20-dihydroxy-16-methyl-3-oxopregna-1,4-dien-21-oic Acid. (Betamethasone Impurity) | (11 β,16 β,17α,20R)-9-Fluoro-11,20-dihydroxy-16-methyl-3-oxopregna-1,4-dien-21-oic Acid, is an impurity of Betamethasone (B327000), a glucocorticoid used as an anti-inflammatory agent. Group: Biochemicals. Grades: Highly Purified. CAS No. 1150311-95-7. Pack Sizes: 10mg, 25mg. Molecular Formula: C22H29FO5, Molecular Weight: 392.46. US Biological Life Sciences. | Worldwide |
| 1-Benzyl-4-[ (5, 6-dimethoxy-1-oxoindan-2-ylidene) methyl]piperidine (donepezil impurity) | 1-Benzyl-4-[ (5, 6-dimethoxy-1-oxoindan-2-ylidene) methyl]piperidine (donepezil impurity). Group: Biochemicals. Alternative Names: 2,3-Dihydro-5,6-dimethoxy-2-[[1-(phenylmethyl)-4-piperidinyl]methylene]-1H-inden-1-one; 2-(1-Benzylpiperidin-4-ylmethylidene)-5,6-dimethoxyindan-1-one; Dehydro donepezil. Grades: Highly Purified. CAS No. 120014-07-5. Pack Sizes: 500mg, 1g, 2g, 5g, 10g. Molecular Formula: C24H27NO3. US Biological Life Sciences. | Worldwide |
| 1-Oxo Mirtazapine (Mirtazapine Impurity C) | 1-Oxo Mirtazapine (Mirtazapine Impurity C). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Pyrazino[2,1-a]pyrido[2,3-c][2]benzazepin-1(2H)-one, 3,4,10,14b-tetrahydro-2-methyl-, Mirtazapine Related Compound C (USP). CAS No. 191546-96-0. Molecular Formula: C17H17N3O. Mole Weight: 279.34. Catalog: APS191546960. SMILES: CN1CCN2C(C1=O)c3ccccc3Cc4cccnc24. Format: Neat. | |
| 1-Oxo Mirtazapine (Mirtazapine Impurity C) | Mirtazapine Impurity C. Group: Biochemicals. Alternative Names: 3,4,10,14b-Tetrahydro-2-methyl-pyrazino[2,1-a]pyrido[2,3-c][2]benzazepin-1(2H)-one;Mirtazapine Impurity C. Grades: Highly Purified. CAS No. 191546-96-0. Pack Sizes: 1mg. US Biological Life Sciences. | Worldwide |
| 2-(3-(1-Benzylpiperidin-4-yl)-2-oxopropyl)-4,5-dimethoxybenzoic acid(donepezil impurity) | 2-(3-(1-Benzylpiperidin-4-yl)-2-oxopropyl)-4,5-dimethoxybenzoic acid(donepezil impurity). Group: Biochemicals. Alternative Names: 4, 5-Dimethoxy-2- [2-oxo-3- [1- (phenylmethyl) -4-piperidinyl] propyl] benzoic acid. Grades: Highly Purified. CAS No. 197010-25-6. Pack Sizes: 1mg, 2mg, 5mg, 10mg, 25mg. Molecular Formula: C24H29NO5. US Biological Life Sciences. | Worldwide |
| 2-(3-(1-Benzylpiperidin-4-yl)-2-oxopropyl)-4,5-dimethoxybenzoic Acid (Donepezil Impurity) | 2-(3-(1-Benzylpiperidin-4-yl)-2-oxopropyl)-4,5-dimethoxybenzoic Acid (Donepezil Impurity). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 4,5-Dimethoxy-2-[2-oxo-3-[1-(phenylmethyl)-4-piperidinyl]propyl]benzoic Acid. CAS No. 197010-25-6. IUPAC Name: 2-[3-(1-benzylpiperidin-4-yl)-2-oxopropyl]-4,5-dimethoxybenzoic acid. Molecular Formula: C24H29NO5. Mole Weight: 411.49. Catalog: APS197010256. SMILES: COc1cc (CC (=O)CC2CCN (Cc3ccccc3)CC2)c (cc1OC)C (=O)O. Format: Neat. | |
| 2-(3-(1-Benzylpiperidin-4-yl)-2-oxopropyl)-4,5-dimethoxybenzoic Acid (Donepezil Impurity) | An impurity of Donepezil. Group: Biochemicals. Alternative Names: 4, 5-Dimethoxy-2- [2-oxo-3- [1- (phenylmethyl) -4-piperidinyl] propyl] benzoic Acid. Grades: Highly Purified. CAS No. 197010-25-6. Pack Sizes: 1mg. US Biological Life Sciences. | Worldwide |
| 28-Oxo Ivermectin B1a (Impurity) | 28-Oxo Ivermectin B1a (Impurity). Alternative Names: 5-O-Demethyl-22,23-dihydro-28-oxo-avermectin A1a. CAS No. 102190-55-6. Molecular formula: C48H72O15. Mole weight: 889.08. Appearance: White to off-white solid. Purity: 0.95. IUPACName: (1R, 4S, 5'S, 6R, 6'R, 8R, 10E, 12S, 13S, 14E, 16Z, 20R, 21R, 24S)-6'-[(2S)-butan-2-yl]-21, 24-dihydroxy-12-[(2R, 4S, 5S, 6S)-5-[(2S, 4S, 5S, 6S)-5-hydroxy-4-methoxy-6-methyloxan-2-yl]oxy-4-methoxy-6-methyloxan-2-yl]oxy-5', 11, 13, 22-tetramethylspiro[3, 7, 19-trioxatetracyclo[15.6.1.14, 8.020, 24]pentacosa-10, 14, 16, 22-tetraene-6, 2'-oxane]-2, 18-dione. Canonical SMILES: CC[C@H] (C)[C@@H]1[C@H] (CC[C@@]2 (O1)C[C@@H]3C[C@H] (O2)C/C=C (/[C@H] ([C@H] (/C=C/C=C/4\C (=O)O[C@H]5[C@@]4 ([C@@H] (C=C ([C@H]5O)C)C (=O)O3)O)C)O[C@H]6C[C@@H] ([C@H] ([C@@H] (O6)C)O[C@H]7C[C@@H] ([C@H] ([C@@H] (O7)C)O)OC)OC)\C)C. Catalog: ACM102190556. |  |
| 28-Oxo Ivermectin B1a (Impurity) | 28-Oxo Ivermectin B1a is an impurity of Ivermectin (I940800), an antiparasitic drug that is active against a wide variety of nematode and arthropod parasites and is used to treat scabies and lice in humans. Group: Biochemicals. Grades: Highly Purified. CAS No. 102190-55-6. Pack Sizes: 5mg, 50mg. Molecular Formula: C48H72O15. US Biological Life Sciences. | Worldwide |
| 2-Butyl-1,6-dihydro-4-methyl-6-oxo-1-[[2'-[1-(triphenylmethyl)-1H-tetrazol-5-yl][1,1'-biphenyl]-4-yl]methyl]-5-pyrimidineacetic Acid (Fimasartan Impurity) | 2-Butyl-1,6-dihydro-4-methyl-6-oxo-1-[[2'-[1-(triphenylmethyl)-1H-tetrazol-5-yl][1,1'-biphenyl]-4-yl]methyl]-5-pyrimidineacetic Acid (Fimasartan Impurity) is a Fimasartan impurity, and also functions as a reagent in the synthesis and in the antihypertensive activity of pyrimidin-4(3H)-one derivative as losartan analogue. Group: Biochemicals. Grades: Highly Purified. CAS No. 1361024-33-0. Pack Sizes: 10mg, 25mg. Molecular Formula: C44H40N6O3, Molecular Weight: 700.83. US Biological Life Sciences. | Worldwide |
| 3-[3-(2,3-Dihydro-2-oxo-1H-benzimidazol-1-yl)propyl] Domperidone (Domperidone Impurity D) | 3-[3-(2,3-Dihydro-2-oxo-1H-benzimidazol-1-yl)propyl] Domperidone (Domperidone Impurity D). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 5-Chloro-3-[3-(2,3-dihydro-2-oxo-1H-benzimidazol-1-yl)propyl]-1-[1-[3-(2,3-dihydro-2-oxo-1H-benzimidazol-1-yl)propyl]-4-piperidinyl]-1,3-dihydro-2H-benzimidazol-2-one, 5-Chloro-3-[3-(2-oxo-2,3-dihydro-1H-benzimidazol-1-yl)-propyl]-1-[1-[3-(2-oxo-2,3-dihydro-1H-benzimidazol-1-yl)propyl]piperidin-4-yl]-1,3-dihydro-2H-benzimidazol-2-one,2H-Benzimidazol-2-one, 5-chloro-3-[3-(2,3-dihydro-2-oxo-1H-benzimidazol-1-yl)propyl]-1-[1-[3-(2,3-dihydro-2-oxo-1H-benzimidazol-1-yl)propyl]-4-piperidinyl]-1,3-dihydro-. CAS No. 1614255-34-3. IUPAC Name: 5-chloro-3-[3-(2-oxo-3H-benzimidazol-1-yl)propyl]-1-[1-[3-(2-oxo-3H-benzimidazol-1-yl)propyl]piperidin-4-yl]benzimidazol-2-one. Molecular Formula: C32H34ClN7O3. Mole Weight: 600.11. Catalog: APS1614255343. SMILES: Clc1ccc2N (C3CCN (CCCN4C (=O)Nc5ccccc45)CC3)C (=O)N (CCCN6C (=O)Nc7ccccc67)c2c1. Format: Neat. | |
| 3-Oxo-1,2-benzoisothiazoline-2-acetic acid methyl ester 1,1-dioxide(piroxicam impurity D) | 3-Oxo-1,2-benzoisothiazoline-2-acetic acid methyl ester 1,1-dioxide(piroxicam impurity D). Group: Biochemicals. Alternative Names: Saccharin N-(2-acetic acid methyl ester); NSC 49216; Piroxicam impurity D. Grades: Highly Purified. CAS No. 6639-62-9. Pack Sizes: 500mg, 1g, 2g, 5g, 10g. Molecular Formula: C10H9NO5S. US Biological Life Sciences. | Worldwide |
| 4-Oxo Diazepam Open Ring Impurity | 4-Oxo Diazepam Open Ring Impurity is one of Diazepam impurities. Diazepam is a benzodiazepine used as an anti-anxiety and muscle relaxant, as well as to treat epilepsy. Synonyms: Diazepam Impurity 5; 2-(N-acethyl-N-methylamino)-5-chlorobenzophenone. CAS No. 36271-03-1. Molecular formula: C16H14ClNO2. Mole weight: 287.74. |  |
| 5-Oxo Atorvastatin (Atorvastatin Impurity 2) | 5-Oxo Atorvastatin (Atorvastatin Impurity 2). Uses: For analytical and research use. Group: Impurity standards. CAS No. 1391052-82-6. Molecular Formula: C33H33FN2O5. Mole Weight: 556.63. Catalog: APB1391052826. | |
| 6-Oxo Mometasone Furoate Mometasone Furoate Impurity F | 6-Oxo Mometasone Furoate Mometasone Furoate Impurity F. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Mometasone Furoate Imp. F (EP),Pregna-1,4-diene-3,6,20-trione, 9,21-dichloro-17-[(2-furanylcarbonyl)oxy]-11-hydroxy-16-methyl-, (11beta,16alpha)-, 9,21-Dichloro-11beta-hydroxy-16alpha-methyl-3,6,20-trioxopregna-1,4-dien-17-yl Furan-2-carboxylate. CAS No. 1305334-30-8. IUPAC Name: [(8S,9R,10S,11S,13S,14S,16R,17R)-9-chloro-17-(2-chloroacetyl)-11-hydroxy-10,13,16-trimethyl-3,6-dioxo-8,11,12,14,15,16-hexahydro-7H-cyclopenta[a]phenanthren-17-yl] furan-2-carboxylate. Molecular Formula: C27H28Cl2O7. Mole Weight: 535.41. Catalog: APS1305334308. SMILES: C[C@@H]1C[C@H]2[C@@H]3CC (=O)C4=CC (=O)C=C[C@]4 (C)[C@@]3 (Cl)[C@@H] (O)C[C@]2 (C)[C@@]1 (OC (=O)c5occc5)C (=O)CCl. Format: Neat. | |
| Bromfenac Impurity (2-Amino-3-Benzoyl-alfa-Oxobenzeneacetic Sodium Salt) | Bromfenac Impurity (2-Amino-3-Benzoyl-alfa-Oxobenzeneacetic Sodium Salt) has anti-inflammatory activity. Synonyms: 2-Amino-3-benzoyl-α-oxo-benzeneacetic Acid Sodium Salt; 2-Amino-3-benzoyl-α-oxo-benzeneacetic Acid Monosodium Salt. Grades: > 95%. CAS No. 126849-31-8. Molecular formula: C15H10NO4Na. Mole weight: 291.24. | |
| Carfilzomib Related Impurity ((S)-2-amino-4-oxo-4-phenylbutanoic acid hydrochloride) | (S)-4-Oxo-homophenylalanine Hydrochloride is a derivative of L-Homophenylalanine; an antitumor agent. Synonyms: (αS)-α-Amino-γ-oxo-benzenebutanoic Acid Hydrochloride; (S)-α-Amino-γ-oxo-benzenebutanoic Acid Hydrochloride. Grades: > 95%. CAS No. 168154-76-5. Molecular formula: C10H11NO3. HCl. Mole weight: 193.20 36.46. | |
| Clobetasol Propionate Impurity (21-Chloro-16β-methyl-17-(1-oxopropoxy)pregna-1,4-diene-3,20-dione) | An impurity of Clobetasol propionate. Clobetasol propionate is a corticosteroid of the glucocorticoid class used to treat various skin disorders including eczema and psoriasis. It is also highly effective for contact dermatitis caused by exposure to poison ivy/oak. Synonyms: 21-Chloro-16β-methyl-17-(1-oxopropoxy)pregna-1,4-diene-3,20-dione. Grades: > 95%. CAS No. 95796-50-2. Molecular formula: C25H33ClO5. Mole weight: 448.99. | |
| Docetaxel Impurity B (10-Oxo Docetaxel) | Cas No. 167074-97-7. | |
| Docetaxel Impurity D (7-Epi-10-Oxo-Docetaxel) | Cas No. 162784-72-7. | |
| Fluticasone Impurity (6-Desfluoro-6-Oxo Propionate) | Fluticasone Impurity (6-Desfluoro-6-Oxo Propionate) is an impurity of Fluticasone, a substance assisting in the therapy of inflammatory ailments, including asthma , allergic rhinitis and chronic obstructive pulmonary disease (COPD). Grades: > 95%. Molecular formula: C25H30F2O6S. Mole weight: 496.58. | |
| Gabapentin Impurity (2-(3-Oxobutyl)-2-Azaspiro-(4,5)-decan-3-one) | Grades: > 95%. Molecular formula: C13H21NO2. Mole weight: 223.32. | |
| Indacaterol Oxo Impurity | Indacaterol Oxo Impurity. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C24H26N2O4. Mole Weight: 406.48. Catalog: APB10578. | |
| Levosimendan Impurity (2- [2- [4- (2-Azidotetrahydro-3-Methyl-5-oxo-2-Furanyl) phenyl] hydrazinylidene] propanedinitrile) | Synonyms: 2- [2- [4- (2-Azidotetrahydro-3-Methyl-5-oxo-2-furanyl) phenyl] hydrazinylidene] propanedinitrile (Mixture of DiasteroMers). Grades: > 95%. CAS No. 252638-01-0. Molecular formula: C14H11N7O2. Mole weight: 309.29. | |
| Loxoprofen Impurity 24 | Loxoprofen Impurity 24. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: methyl 1-(4-(1-methoxy-1-oxopropan-2-yl)benzyl)-2-oxocyclopentanecarboxylate. CAS No. 308279-38-1. Molecular Formula: C18H22O5. Mole Weight: 318.36. Catalog: APB308279381. | |
| Loxoprofen Impurity 34 | Loxoprofen Impurity 34. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: methyl 3-(4-(1-methoxy-1-oxopropan-2-yl)benzyl)-2-oxocyclopentanecarboxylate. Molecular Formula: C18H22O5. Mole Weight: 318.36. Catalog: APB01609. | |
| Loxoprofen Impurity 35 | Loxoprofen Impurity 35. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2- (4- ( (1-hydroxy-2-oxocyclopentyl) methyl) phenyl) propanoic acid. CAS No. 1091621-62-3. Molecular Formula: C15H18O4. Mole Weight: 262.3. Catalog: APB1091621623. | |
| Loxoprofen Impurity 37 | Loxoprofen Impurity 37. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (E)-2,2'-(((2'-oxo-[1,1'-bi(cyclopentylidene)]-2,3'-diyl)bis(methylene))bis(4,1-phenylene))dipropanoic acid. Molecular Formula: C30H34O5. Mole Weight: 474.59. Catalog: APB02160. | |
| Loxoprofen Impurity 38 | Loxoprofen Impurity 38. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 6-(4-(1-carboxyethyl)phenyl)-6-oxohexanoic acid. CAS No. 2514697-36-8. Molecular Formula: C15H18O5. Mole Weight: 278.30. Catalog: APB2514697368. | |
| Loxoprofen Impurity 48 | Loxoprofen Impurity 48. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 4-(1-methoxy-1-oxopropan-2-yl)benzyl 2-oxocyclopentanecarboxylate. Molecular Formula: C17H20O5. Mole Weight: 304.34. Catalog: APB02060. | |
| Loxoprofen Impurity 49 | Loxoprofen Impurity 49. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2- (4- ( ( (2-oxocyclopentanecarbonyl) oxy) methyl) phenyl) propanoic acid. Molecular Formula: C16H18O5. Mole Weight: 290.31. Catalog: APB02059. | |
| Loxoprofen Impurity 50 | Loxoprofen Impurity 50. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 6-methoxy-5-(4-(1-methoxy-1-oxopropan-2-yl)benzyl)-6-oxohexanoic acid. Molecular Formula: C18H24O6. Mole Weight: 336.38. Catalog: APB01608. | |
| Loxoprofen Impurity 51 | Loxoprofen Impurity 51. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: methyl 2-((4-(1-methoxy-1-oxopropan-2-yl)benzyl)oxy)cyclopent-1-enecarboxylate. Molecular Formula: C18H22O5. Mole Weight: 318.36. Catalog: APB02056. | |
| Loxoprofen Impurity 59 | Loxoprofen Impurity 59. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 6-(4-(1-ethoxy-1-oxopropan-2-yl)phenyl)-5-oxohexanoic acid. Molecular Formula: C17H22O5. Mole Weight: 306.35. Catalog: APB01607. | |
| Loxoprofen Impurity C | Loxoprofen Impurity C. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: methyl 2- (4- ( (2-oxocyclopentyl) methyl) phenyl) propanoate. CAS No. 81762-92-7. Molecular Formula: C16H20O3. Mole Weight: 260.33. Catalog: APB81762927. | |
| Loxoprofen Impurity D | Loxoprofen Impurity D. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 6-(4-(1-carboxyethyl)phenyl)-5-oxohexanoic acid. CAS No. 1091621-61-2. Molecular Formula: C15H18O5. Mole Weight: 278.3. Catalog: APB1091621612. | |
| Loxoprofen Ring-opening Impurity | Loxoprofen Ring-opening Impurity is a degradation product of Loxoprofen, a non-selective nonsteroidal anti-inflammatory drug (NSAID) that has been effective in reducing atherosclerosis in mice by reducing inflammation. Synonyms: 4-(1-Carboxyethyl)-δ-oxo-benzenehexanoic Acid; 2-[4-(2-Oxo-6-carboxy-pentyl)phenyl-propanoic Acid. Grades: > 95%. CAS No. 1091621-61-2. Molecular formula: C15H18O5. Mole weight: 278.3. | |
| Mirtazapine Impurity F (10-Oxo Mirtazapine) | Synonyms: 1,3,4,14b-Tetrahydro-2-methyl-pyrazino[2,1-a]pyrido[2,3-c][2]benzazepin-10(2H)-one. Grades: > 95%. CAS No. 191546-97-1. Molecular formula: C17H17N3O. Mole weight: 279.34. | |
| Olmesartan medoxomil Butyl Impurity | A metabolite of Olmesartan, which is a specific angiotensin II type 1 (AT1) receptor antagonist with antihypertensive effect. hAT1 receptors: IC50 = 6.16 nM. Synonyms: 2-Butyl-4-(1-hydroxy-1-methylethyl)-1-[[2'-(2H-tetrazol-5-yl)[1,1'-biphenyl]-4-yl]methyl]-1H-imidazole-5-carboxylic Acid (5-Methyl-2-oxo-1,3-dioxol-4-yl)methyl Ester. Grades: > 95%. CAS No. 144689-78-1. Molecular formula: C30H32N6O6. Mole weight: 572.63. | |
| Olmesartan Medoxomil Impurity 1 | A metabolite of Olmesartan, which is a specific angiotensin II type 1 (AT1) receptor antagonist with antihypertensive effect. hAT1 receptors: IC50 = 6.29 nM. Synonyms: (5-methyl-2-oxo-1,3-dioxol-4-yl)methyl 4-(2-hydroxypropan-2-yl)-1-((2'-(1-((5-methyl-2-oxo-1,3-dioxol-4-yl)methyl)-1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-2-propyl-1H-imidazole-5-carboxylate. Grades: > 95%. CAS No. 1392475-91-0. Molecular formula: C34H34N6O9. Mole weight: 670.68. | |
| Olmesartan Medoxomil Impurity 2 | A metabolite of Olmesartan, which is a specific angiotensin II type 1 (AT1) receptor antagonist with antihypertensive effect. hAT1 receptors: IC50 = 6.28 nM. Synonyms: (5-methyl-2-oxo-1,3-dioxol-4-yl)methyl 4-(2-hydroxypropan-2-yl)-1-((2'-(1-((5-methyl-2-oxo-1,3-dioxol-4-yl)methyl)-1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-2-propyl-1H-imidazole-5-carboxylate. Grades: > 95%. Molecular formula: C34H34N6O9. Mole weight: 670.68. | |
| Olmesartan Medoxomil Methyl Ether Impurity | A metabolite of Olmesartan, which is a specific angiotensin II type 1 (AT1) receptor antagonist with antihypertensive effect. hAT1 receptors: IC50 = 6.13 nM. Synonyms: 4-(1-Methoxy-1-methylethyl)-2-propyl-1-[[2'-(2H-tetrazol-5-yl)[1,1'-biphenyl]-4-yl]methyl]-1H-imidazole-5-carboxylic Acid (5-Methyl-2-oxo-1,3-dioxol-4-yl)methyl Ester. Grades: > 95%. CAS No. 896419-17-3. Molecular formula: C30H32N6O6. Mole weight: 572.63. | |
| Oxomemazine Impurity | An impurity of Oxomemazine which is a sedative agent and an antiallergic agent. Synonyms: 3-Chloro-N,N-Dimethyl-1-Butanamine HCl. Grades: > 95%. CAS No. 5495-65-8. Molecular formula: C6H14ClN.HCl. Mole weight: 172.1. | |
| Oxomemazine Impurity 1 (HCl) (salt) | An impurity of Oxomemazine which is Histamine H1-receptor antagonist (H1-antihistaminic) with anticholinergic effect. Synonyms: 1,3-Bis(dimethylaminomethyl)-2-methylpropane. Grades: > 95%. CAS No. 67952-96-9. Molecular formula: C8H20N2.2HCl. Mole weight: 217.18. | |
| Oxomemazine Impurity 2 HCl | An impurity of Oxomemazine which is Histamine H1-receptor antagonist (H1-antihistaminic) with anticholinergic effect. Synonyms: 4-Chloro-N,N-dimethyl-2-butanamine Hydrochloride; 4-Chloro-N,N-dimethyl-2-butanamineHydrochloride; 4-Chloro-N,N-dimethylbutan-2-amine; hydrochloride; SCHEMBL11620996. Grades: > 95%. CAS No. 31412-48-3. Molecular formula: C6H14ClN.2HCl. Mole weight: 208.56. | |
| Pemetrexed acid oxo impurity | An impurity of Pemetrexed which was approved by the United States Food and Drug administration in 2004 for the treatment of malignant pleural mesothelioma (MPM) in combination with cisplatin, a platinum-containing chemotherapeutic drug. Synonyms: 4-[2-(2-Amino-4,5,6,7-tetrahydro-4,6-dioxo-3H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl]benzoic Acid. Grades: > 95%. CAS No. 193265-47-3. Molecular formula: C15H14N4O4. Mole weight: 314.3. | |
| Pitavastatin 5-Oxo Impurity | An impurity of Pitavastatin which induces plaque regression and elevates HDL-cholesterol levels. Synonyms: (3R,6E)-7-[2-Cyclopropyl-4-(4-fluorophenyl)-3-quinolinyl]-3-hydroxy-5-oxo-6-heptenoic Acid. Grades: > 95%. CAS No. 222306-15-2. Molecular formula: C25H22FNO4. Mole weight: 419.46. | |
| 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. Synonyms: (3R,6E)-7-[2-cyclopropyl-4-(4-fluorophenyl)-3-quinolinyl]-3-hydroxy-5-oxo-6-heptenoic acid calcium salt (2:1). CAS No. 2180095-22-9. Molecular formula: C50H42CaF2N2O8. Mole weight: 876.9. | |
| Pitavastatin (5R)-Oxo Impurity | An impurity of Pitavastatin which inhibited the activity of Rho-kinase depending on the inactivation of Rho by inhibiting the mevalonate pathway. Grades: > 95%. Molecular formula: C26H24FNO4. Mole weight: 433.48. | |
| Pitavastatin (5S)-Oxo Impurity | A metabolite of Pitavastatin which is a potent HMG-CoA reductase inhibitor. Grades: > 95%. Molecular formula: C26H24FNO4. Mole weight: 433.48. | |
| 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. Synonyms: 6-Ketoprogesterone; Pregn-4-ene-3,6,20-trione; 6-Oxoprogesterone. Grades: > 95%. CAS No. 2243-8-5. Molecular formula: C21H28O3. Mole weight: 328.46. | |
| Progesterone Impurity E ((20R)-3-Oxopregn-4-en-20-yl Acetate) | Cas No. 5062-62-4. | |
| Rilpivirine Keto Impurity (4-[(4-Oxo-1, 4-Dihydropyrimidin-2-yl)amino]-Benzonitrile) | An impurity of Rilmenidine,Rilmenidine Is A novel non-nucleoside reverse transcriptase inhibitor. Rilpivirine seems to be well tolerated with less CNS disturbance than Efavirenz, and has non-teratogenic potential. An anti-HIV agent. Grades: > 95%. Molecular formula: C11H8N4O. Mole weight: 212.21. | |
| Rosuvastatin 3-oxo impurity | Rosuvastatin 3-oxo impurity. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: sodium (S,E)-7-(4-(4-fluorophenyl)-6-isopropyl-2-(N-methylmethylsulfonamido)pyrimidin-5-yl)-5-hydroxy-3-oxohept-6-enoate. CAS No. 1346606-28-7. Molecular Formula: C22H25FN3NaO6S. Mole Weight: 501.5. Catalog: APB1346606287. | |
| Rosuvastatin Impurity (5-Oxo Rosuvastatin tert-Butyl Ester) | An impurity of Rosuvastatin.Rosuvastatin is an antilipemic agent that competitively inhibits hydroxymethylglutaryl-coenzyme A (HMG-CoA) reductase. Grades: > 95%. Molecular formula: C26H34FN3O6S. Mole weight: 535.64. | |
| Rosuvastatin Impurity Sodium Salt (5-Oxo Rosuvastatin Sodium Salt) | Cas No. 1620823-61-1. | |
| Sitagliptin Oxo impurity | Sitagliptin Oxo impurity is an impurity of Sitagliptin. Sitagliptin is an dipeptidyl peptidase-4 (DPP-4) inhibitor for treatment of diabetes mellitus type 2. Synonyms: (R)-7-(3-Amino-4-(2,4,5-trifluorophenyl)butanoyl)-3-(trifluoromethyl)-6,7-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-8(5H)-one; Oxo SLP; Oxo Sitagliptin. Molecular formula: C16H13F6N5O2. Mole weight: 421.30. | |
| Tadalafil Oxo Impurity | One of the impurities of Tadalafil, which is an inhibitor of phosphodiesterase 5 and could be used in the treatmen of erectile dysfunction. Synonyms: (6R,12aR)-6-(2-Oxo-1,3-benzodioxol-5-yl)-2,3,6,7,12,12a-hexahydro-2-methylpyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione; 2'-Keto Tadalafil. Grades: > 95%. CAS No. 1346602-17-2. Molecular formula: C22H17N3O5. Mole weight: 403.40. | |
| Tiamulin Impurity E (Tiamulone,11-Oxo Tiamulin) | An impurity of Tiamulin which is an anti-convulsive medication used in the treatment for panic disorder as are a few other anticonvulsants. Synonyms: TiaMulin IMpurity E (TiaMulone,11-Oxo TiaMulin); (4-Ethenyl-2,4,7,14-tetramethyl-3,9-dioxo-6-tricyclo[5.4.3.01,8]tetradecanyl) 2-[2-(diethylamino)ethylsulfanyl]acetate. Grades: > 95%. CAS No. 113323-39-0. Molecular formula: C28H45NO4S. Mole weight: 491.74. | |
| Tretinoin Impurity 7 (4-oxo-Retinoic acid) | Tretinoin Impurity 7 (4-oxo-Retinoic acid). Uses: For analytical and research use. Group: Impurity standards. CAS No. 38030-57-8. Molecular Formula: C20H26O3. Mole Weight: 314.43. Catalog: APB38030578. | |
| 10,11-Dehydro Misoprostol (Mixture of Diastereomers) | 10,11-Dehydro Misoprostol is a Misoprostol impurity. Synonyms: (13E)-(+/-)-16-Hydroxy-16-methyl-9-oxoprosta-10,13-dien-1-oic Acid Methyl Ester. Grades: > 95%. CAS No. 58682-86-3. Molecular formula: C22H36O4. Mole weight: 364.52. | |
| 10-Deacetyl Paclitaxel Ethyl Analogue | An impurity of Paclitaxel which is the first taxane in clinical trials as a chemotherapy medicine. Synonyms: (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12b-Acetoxy-4,6,11-trihydroxy-9-(((2R,3S)-2-hydroxy-3-phenyl-3-propionamidopropanoyl)oxy)-4a,8,13,13-tetramethyl-5-oxo-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxet-12-yl Benzoate; 10-Deacetyl-3'-debenzoyl-3'-propanoylpaclitaxel. Grades: > 95%. CAS No. 173101-59-2. Molecular formula: C41H49NO13. Mole weight: 763.85. | |
| 10-Deacetyl Paclitaxel Propyl Analogue | An impurity of Paclitaxel which induces the expression of the gene for tumor necrosis factor &alpha. Synonyms: (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12b-Acetoxy-9-(((2R,3S)-3-butyramido-2-hydroxy-3-phenylpropanoyl)oxy)-4,6,11-trihydroxy-4a,8,13,13-tetramethyl-5-oxo-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxet-12-yl Benzoate; 10-Deacetyl-3'-debenzoyl-3'-butanoylpaclitaxel. Grades: > 95%. CAS No. 173101-47-8. Molecular formula: C42H51NO13. Mole weight: 777.87. | |
| 10-Desacetyl Paclitaxel | 10-Desacetyl Paclitaxel. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 7,11-Methano-1H-cyclodeca[3,4]benz[1,2-b]oxete, benzenepropanoic acid deriv., 10-Deacetylpaclitaxel, 10-Deacetyltaxol, 10-Desacetylpaclitaxel, 10-O-Deacetyltaxol,Benzenepropanoic acid, β-(benzoylamino)-α-hydroxy-, (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12b-(acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-4,6,11-trihydroxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-9-yl ester, (αR,βS)-, Benzenepropanoic acid, β-(benzoylamino)-α-hydroxy-, 12b-(acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-4,6,11-trihydroxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-9-yl ester, [2aR-[2aα, 4β, 4aβ, 6β, 9α(αR*, βS*), 11α, 12α, 12aα, 12bα]]-, 10-Deacetyltaxol A, 10-Desacetyltaxol. CAS No. 78432-77-6. Molecular Formula: C45H49NO13. Mole Weight: 811.87. Catalog: APS78432776. SMILES: CC (=O)O[C@@]12CO[C@@H]1C[C@H] (O)[C@]3 (C)[C@@H]2[C@H] (OC (=O)c4ccccc4)[C@]5 (O)C[C@H] (OC (=O)[C@H] (O)[C@@H] (NC (=O)c6ccccc6)c7ccccc7)C (=C ([C@@H] (O)C3=O)C5 (C)C)C. Format: Neat. | |
| 10-Methyl-7-(2-hydroxy-3-N-Boc-3-phenylpropionyl) Docetaxel | 10-Methyl-7-(2-hydroxy-3-N-Boc-3-phenylpropionyl) Docetaxel is an impurity of Docetaxel, which is a semisynthetic derivative of Paclitaxel used to treat a variety of cancers, including breast, head and neck, stomach, prostate, and non-small cell lung cancer. Synonyms: (2α, 5β, 7β, 10β, 13α)-4-Acetoxy-1-hydroxy-7, 13-bis{[(2R, 3S)-2-hydroxy-3-({[(2-methyl-2-propanyl)oxy]carbonyl}amino)-3-phenylpropanoyl]oxy}-10-methoxy-9-oxo-5, 20-epoxytax-11-en-2-yl benzoate; Benzenepropanoic acid, β-[[(1,1-dimethylethoxy)carbonyl]amino]-α-hydroxy-, (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12b-(acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-11-hydroxy-6-methoxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxete-4,9-diyl ester, (αR,βS)-. Molecular formula: C58H72N2O18. Mole weight: 1085.19. | |
| 10-(O-2,2-Dichloroethoxycarbonyl) 13-(3-O-TES) 7-Epi Docetaxel | 10-(O-2,2-Dichloroethoxycarbonyl) 13-(3-O-TES) 7-Epi Docetaxel is an impurity of Docetaxel, which is a semisynthetic derivative of Paclitaxel used to treat a variety of cancers, including breast, head and neck, stomach, prostate, and non-small cell lung cancer. Synonyms: (2α, 5β, 7α, 10β, 13α)-4-Acetoxy-10-{[(2, 2-dichloroethoxy)carbonyl]oxy}-1, 7-dihydroxy-13-({(2R, 3S)-3-({[(2-methyl-2-propanyl)oxy]carbonyl}amino)-3-phenyl-2-[(triethylsilyl)oxy]propanoyl}oxy)-9-oxo-5, 20-epoxytax-11-en-2-yl benzoate; Benzenepropanoic acid, β-[[(1,1-dimethylethoxy)carbonyl]amino]-α-[(triethylsilyl)oxy]-, (2aR,4R,4aS,6R,9S,11S,12S,12aR,12bS)-12b-(acetyloxy)-12-(benzoyloxy)-6-[[(2,2-dichloroethoxy)carbonyl]oxy]-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-4,11-dihydroxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-9-yl ester, (αR,βS)-. Molecular formula: C52H69Cl2NO16Si. Mole weight: 1063.09. | |
| 10-Oxo 20-Seco-2'-Dehydro 7,8-Seco-docetaxel Acrylaldehyde Di-triethylsilane | 10-Oxo 20-seco-2'-Dehydro 7,8-seco-Docetaxel Acrylaldehyde Di-triethylsilane is an intermediate in synthesizing Docetaxel Crotonaldehyde Analog (D525620), an impurity of Docetaxel (D494420). Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 500ug, 1mg. Molecular Formula: C55H79NO14Si2, Molecular Weight: 1034.39. US Biological Life Sciences. | Worldwide |
| 10-Oxo 7,8-Seco-docetaxel | 10-Oxo 7,8-seco-Docetaxel is an intermediate in synthesizing Docetaxel Crotonaldehyde Analog (D525620), an impurity of Docetaxel (D494420). Group: Biochemicals. Grades: Highly Purified. CAS No. 177556-02-4. Pack Sizes: 2.5mg, 5mg. Molecular Formula: C43H53NO14, Molecular Weight: 807.88. US Biological Life Sciences. | Worldwide |
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