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| Product | Description | |
|---|---|---|
| Donepezil Impurity 14 | Donepezil Impurity 14 is one of Donepezil impurities. Donepezil, a highly specific reversible acetylcholinesterase (AChE) inhibitor, is used to treat moderate to severe Alzheimer's disease. Uses: A labelled impurity of donepezil (d531750); an intermediate as an anti-alzheimer's agent. Synonyms: 1-Benzyl-4-(5,6-dimethoxy-1-oxoindan-2-ylindenemethyl)piperidine; 2-((1-Benzylpiperidin-4-yl)methylene)-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one; Donepezil related compound A; (E)-2-((1-benzylpiperidin-4-yl)methylene)-5,6-dimethoxyindan-1-one. Grades: > 95 %. CAS No. 120014-07-5. Molecular formula: C24H27NO3. Mole weight: 377.48. |  |
| Donepezil Impurity 15 | Donepezil Impurity 15 is one of Donepezil impurities. Donepezil, a highly specific reversible acetylcholinesterase (AChE) inhibitor, is used to treat moderate to severe Alzheimer's disease. Molecular formula: C17H15NO4. Mole weight: 297.30. | |
| Donepezil Impurity 15 | Donepezil Impurity 15. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 1-benzyl-4-((5,6-dimethoxy-2,3-dihydro-1H-inden-2-yl)methyl)piperidine hydrochloride. CAS No. 1034439-57-0. Molecular formula: C24H32ClNO2. Mole weight: 401.97. Catalog: APB1034439570. |  |
| Donepezil Impurity 16 | Donepezil Impurity 16 is one of Donepezil impurities. Donepezil, a highly specific reversible acetylcholinesterase (AChE) inhibitor, is used to treat moderate to severe Alzheimer's disease. Molecular formula: C24H29NO3.HCl. Mole weight: 415.95. | |
| Donepezil Impurity 17 HCl | Donepezil Impurity 17 HCl is one of Donepezil impurities. Donepezil, a highly specific reversible acetylcholinesterase (AChE) inhibitor, is used to treat moderate to severe Alzheimer's disease. CAS No. 2217617-87-1. Molecular formula: C24H29NO5.HCl. Mole weight: 447.95. | |
| Donepezil Impurity 18 | Donepezil Impurity 18. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-((1-benzylpiperidin-4-yl)methyl)-5,6-dimethoxy-1H-indene-1,3(2H)-dione. CAS No. 1023500-88-0. Molecular formula: C24H27NO4. Mole weight: 393.48. Catalog: APB1023500880. | |
| Donepezil Impurity 2 | Donepezil impurity. Synonyms: 5,6-Dimethoxy-1H-Indene-1,3(2H)-dione; 5,6-Dimethoxyindane-1,3-dione. Grades: > 95%. CAS No. 36517-91-6. Molecular formula: C11H10O4. Mole weight: 206.19. | |
| Donepezil Impurity 22 | Donepezil Impurity 22 is one of Donepezil impurities. Donepezil, a highly specific reversible acetylcholinesterase (AChE) inhibitor, is used to treat moderate to severe Alzheimer's disease. Molecular formula: C24H31NO4. Mole weight: 397.51. | |
| Donepezil Impurity 24 | Donepezil Impurity 24. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 4-((5,6-dimethoxy-1H-inden-2-yl)methyl)piperidine. CAS No. 1026443-48-0. Molecular formula: C17H23NO2. Mole weight: 273.37. Catalog: APB1026443480. | |
| Donepezil Impurity 26 | Donepezil Impurity 26. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 4-((5,6-dimethoxy-2,3-dihydro-1H-inden-2-yl)methyl)piperidine hydrochloride. CAS No. 1034439-43-4. Molecular formula: C17H26ClNO2. Mole weight: 311.85. Catalog: APB1034439434. | |
| Donepezil Impurity 3 | Donepezil impurity. Synonyms: 3-Keto Donepezil; 2-((1-Benzylpiperidin-4-yl)methyl)-5,6-dimethoxy-1H-indene-1,3(2H)-dione; 5,6-Dimethoxy-2-[[1-(phenylmethyl)-4-piperidinyl]methyl]-1H-indene-1,3(2H)-dione. Grades: > 95%. CAS No. 1023500-88-0. Molecular formula: C24H27NO4. Mole weight: 393.48. | |
| Donepezil Impurity 31 | Donepezil Impurity 31. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1020661-51-1. Molecular formula: C24H25NO3. Mole weight: 375.47. Catalog: APB1020661511. | |
| Donepezil Impurity 4 | Donepezil Impurity 4 is one of Donepezil impurities. Donepezil, a highly specific reversible acetylcholinesterase (AChE) inhibitor, is used to treat moderate to severe Alzheimer's disease. Molecular formula: C24H29NO3. Mole weight: 379.49. | |
| Donepezil Impurity 6 | Donepezil Impurity 6 is one of Donepezil impurities. Donepezil, a highly specific reversible acetylcholinesterase (AChE) inhibitor, is used to treat moderate to severe Alzheimer's disease. Molecular formula: C31H35NO3. Mole weight: 469.61. | |
| Donepezil Impurity 7 | Donepezil impurity. Synonyms: 2,3-Dihydro-2-[[4-hydroxy-1-(phenylmethyl)-4-piperidinyl]methyl]-5,6-dimethoxy-1H-inden-1-one; 2-((1-Benzyl-4-hydroxypiperidin-4-yl)methyl)-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one. Grades: > 95%. CAS No. 197010-22-3. Molecular formula: C24H29NO4. Mole weight: 395.49. | |
| Donepezil Impurity 7 HCl | Donepezil Impurity 7 HCl is one of Donepezil impurities. Donepezil, a highly specific reversible acetylcholinesterase (AChE) inhibitor, is used to treat moderate to severe Alzheimer's disease. Molecular formula: C24H29NO4.HCl. Mole weight: 431.95. | |
| Donepezil Impurity 8 | Donepezil Impurity 8 is one of Donepezil impurities. Donepezil, a highly specific reversible acetylcholinesterase (AChE) inhibitor, is used to treat moderate to severe Alzheimer's disease. Grades: ≥ 95%. CAS No. 1808997-65-0. Molecular formula: C18H23NO4. Mole weight: 317.38. | |
| Donepezil Impurity 9 | Donepezil Impurity 9 is one of Donepezil impurities. Donepezil, a highly specific reversible acetylcholinesterase (AChE) inhibitor, is used to treat moderate to severe Alzheimer's disease. Molecular formula: C26H33NO4. Mole weight: 423.54. | |
| 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 |
| 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 |
| (2E)-Dehydrodonepezil. (Donepezil Impurity) | (2E)-Dehydrodonepezil (Donepezil USP Related Compound A) is a derivative of Donepezil (D531750), a nootropic. An inhibitor of acetylcholinesterase. Group: Biochemicals. Grades: Highly Purified. CAS No. 145546-80-1. Pack Sizes: 1mg, 5mg. Molecular Formula: C24H27NO3. US Biological Life Sciences. | Worldwide |
| 5, 6-Dimethoxy-2- (4-piperidinyl) methyleneindan-1-one (donepezil impurity) | 5, 6-Dimethoxy-2- (4-piperidinyl) methyleneindan-1-one (donepezil impurity). Group: Biochemicals. Alternative Names: 2,3-Dihydro-5,6-dimethoxy-2-(4-piperidinylmethylene)-1H-inden-1-one; DPMI; Donepezil impurity. Grades: Highly Purified. CAS No. 149874-91-9. Pack Sizes: 1mg, 2mg, 5mg, 10mg. Molecular Formula: C17H21NO3. US Biological Life Sciences. | Worldwide |
| 5, 6-Dimethoxy-2-[ (4-piperidyl) methyl]indane (Donepezil Impurity) | An impurity of Donepezil. Group: Biochemicals. Alternative Names: 4-[(2,3-Dihydro-5,6-dimethoxy-1H-inden-2-yl)methyl]piperidine. Grades: Highly Purified. CAS No. 844694-83-3. Pack Sizes: 5mg. US Biological Life Sciences. | Worldwide |
| 5,6-Dimethoxy-2-(4-pyridylmethylene)-1-indanone (Donepezil Impurity) | An impurity of Donepezil. Group: Biochemicals. Alternative Names: 2,3-Dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)-1H-inden-1-one; Donepezil Impurity. Grades: Highly Purified. CAS No. 4803-74-1. Pack Sizes: 5mg. US Biological Life Sciences. | Worldwide |
| Dehydrodeoxy Donepezil (Donepezil Impurity) | An impurity of Donepezil. Group: Biochemicals. Alternative Names: 4-[ (5, 6-Dimethoxy-1H-inden-2-yl) methyl]-1- (phenylmethyl) piperidine; 1-Benzyl-4- (5, 6-dimethoxy-1H-2-indenylmethyl) piperidine; Donepezil Impurity. Grades: Highly Purified. CAS No. 120013-45-8. Pack Sizes: 5mg. US Biological Life Sciences. | Worldwide |
| Donepezil Benzyl Bromide (Donepezil Impurity) | An impurity of Donepezil. Group: Biochemicals. Alternative Names: 4-[(2,3-Dihydro-5,6-dimethoxy-1-oxo-1H-inden-2-yl)methyl]-1,1-bis(phenylmethyl). Grades: Highly Purified. CAS No. 844694-85-5. Pack Sizes: 5mg. US Biological Life Sciences. | Worldwide |
| Donepezil EP Impurity G | Donepezil EP Impurity G is one of Donepezil impurities. Donepezil, a highly specific reversible acetylcholinesterase (AChE) inhibitor, is used to treat moderate to severe Alzheimer's disease. Synonyms: YT2G5HE97P. CAS No. 2452407-72-4. Molecular formula: C24H27NO3. Mole weight: 377.48. | |
| 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. Synonyms: 2-[[1,1-bis(phenylmethyl)-4-piperidin-1-iumyl]methyl]-5,6-dimethoxy-2,3-dihydroinden-1-one;bromide; 2-[(1,1-dibenzylpiperidin-1-ium-4-yl)methyl]-5,6-dimethoxy-2,3-dihydroinden-1-one;bromide. Grades: > 95 %. CAS No. 844694-85-5. Molecular formula: C31H36BrNO3. Mole weight: 550.53. | |
| 1-Benzyl-4-[(5,6-dimethoxy-1H-inden-2-yl)methyl]piperidine | Donepezil impurity. Uses: An impurity of donepezil. Synonyms: 4-[(5,6-dimethoxy-1H-inden-2-yl)methyl]-1-(phenylmethyl)piperidine; 1-benzyl-4-[(5,6-dimethoxy-1H-inden-2-yl)methyl]piperidine. Grades: > 95 %. CAS No. 120013-45-8. Molecular formula: C24H29NO2. Mole weight: 363.49. | |
| 1-Benzyl-4-[(5,6-dimethoxy-1-oxoindan-2-yl)methyl]-1,2,3,6-tetrahydropyridine | 1-Benzyl-4-[(5,6-dimethoxy-1-oxoindan-2-yl)methyl]-1,2,3,6-tetrahydropyridine is one of Donepezil impurities. Donepezil, a highly specific reversible acetylcholinesterase (AChE) inhibitor, is used to treat moderate to severe Alzheimer's disease. Synonyms: 2,3-Dihydro-5,6-dimethoxy-2-[[1,2,3,6-tetrahydro-1-(phenylmethyl)-4-pyridinyl]methyl]-1H-inden-1-one; Donepezil Impurity 28; Donepezil Impurity G. Grades: > 98%. CAS No. 608511-44-0. Molecular formula: C24H27NO3. Mole weight: 377.48. | |
| 1-Benzyl-4-(5,6-dimethoxy-1-oxoindan-2-yl)methylpyridinium Bromide | 1-Benzyl-4-(5,6-dimethoxy-1-oxoindan-2-yl)methylpyridinium Bromide is one of Donepezil impurities. Donepezil, a highly specific reversible acetylcholinesterase (AChE) inhibitor, is used to treat moderate to severe Alzheimer's disease. Uses: Donepezil. Synonyms: 4-[(2,3-Dihydro-5,6-dimethoxy-1-oxo-1H-inden-2-yl)methyl]-1-(phenylmethyl)pyridinimBromide; Donepezil Impurity 5; 1-benzyl-4-((5,6-dimethoxy-1-oxo-2,3-dihydro-1H-inden-2-yl)methyl)pyridin-1-ium,bromide (1:1). CAS No. 231283-82-2. Molecular formula: C24H24BrNO3. Mole weight: 454.36. | |
| 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. CAS No. 923571-16-8. Molecular formula: C24H22NO4+. Mole weight: 388.443. | |
| 1-Benzyl-4-[(5,6-dimethoxy-2,3-dihydro-1H-inden-2-yl)methyl]piperidine Hydrochloride | Deoxy Donepezil Hydrochloride is an impurity of Donepezil, a medication for the treatment of Alzheimer's disease. Uses: An impurity of donepezil. Synonyms: 4-[(5, 6-dimethoxy-2, 3-dihydro-1H-inden-2-yl)methyl]-1-(phenylmethyl)piperidine; hydrochloride; 1-benzyl-4-[(5,6-dimethoxy-2,3-dihydro-1H-inden-2-yl)methyl]piperidine;hydrochloride. CAS No. 1034439-57-0. Molecular formula: C24H32ClNO2. Mole weight: 401.97. | |
| 2-(3-(1-Benzylpiperidin-4-yl)-2-oxopropyl)-4,5-dimethoxybenzoic Acid Benzyl Ester | 2-(3-(1-Benzylpiperidin-4-yl)-2-oxopropyl)-4,5-dimethoxybenzoic Acid Benzyl Ester is an impurity of Donepezil (D531750), an inhibitor of acetylcholinesterase. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg, 5mg. Molecular Formula: C31H35NO5. US Biological Life Sciences. | Worldwide |
| 2,3-Dihydro-5,6-dimethoxy-2-[(1-oxido-4-pyridinyl)methyl]-1H-inden-1-one | 2,3-Dihydro-5,6-dimethoxy-2-[(1-oxido-4-pyridinyl)methyl]-1H-inden-1-one is used in the preparation of 1-?benzyl-?4-?[ (5, ?6-?dimethoxy-?1-?indanon-?2-?yl) ?methyl]?piperidine. Impurity of Donepezil (D531750); an intermediate as an anti-Alzheimer's agent. Group: Biochemicals. Grades: Highly Purified. CAS No. 896134-07-9. Pack Sizes: 10mg, 25mg. Molecular Formula: C17H17NO4, Molecular Weight: 299.32. US Biological Life Sciences. | Worldwide |
| 2,3-Dihydro-5,6-dimethoxy-2-[(1-oxido-4-pyridinyl)methylene]-1H-inden-1-one | 2,3-Dihydro-5,6-dimethoxy-2-[(1-oxido-4-pyridinyl)methylene]-1H-inden-1-one is an impurity of donepezil (D531750) which is a nootropic and an inhibitor of acetylcholinesterase. Group: Biochemicals. Grades: Highly Purified. CAS No. 896134-06-8. Pack Sizes: 10mg, 50mg. Molecular Formula: C17H15NO4. US Biological Life Sciences. | Worldwide |
| 2-Ethoxybenzo[b]thiophen-4-ol | 2-Ethoxybenzo[b]thiophen-4-ol is an impurity of Donepezil (D525745), which is an inhibitor of acetylcholinesterase; nootropic drug. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg, 2.5mg. Molecular Formula: C10H10O2S, Molecular Weight: 194.25. US Biological Life Sciences. | Worldwide |
| 2-Ethoxybenzo[b]thiophen-4-ol | 2-Ethoxybenzo[b]thiophen-4-ol is one of Donepezil impurities. Donepezil, a highly specific reversible acetylcholinesterase (AChE) inhibitor, is used to treat moderate to severe Alzheimer's disease. Synonyms: Donepezil Impurity 12. Molecular formula: C10H10O2S. Mole weight: 194.25. | |
| 2-Isonicotinoyl-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one | An impurity of Donepezil, a medication for the treatment of Alzheimer's disease. Synonyms: 5,6-dimethoxy-2-(pyridine-4-carbonyl)-2,3-dihydroinden-1-one. CAS No. 923571-15-7. Molecular formula: C17H15NO4. Mole weight: 297.31. | |
| 3-hydroxy-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one | An impurity of Donepezil, a medication for the treatment of Alzheimer's disease. Synonyms: 3-hydroxy-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one; 148517-82-2. CAS No. 148517-82-2. Molecular formula: C11H12O4. Mole weight: 208.21. | |
| 4-((5,6-dimethoxy-1H-inden-2-yl)methyl)piperidine | An impurity of Donepezil, a medication for the treatment of Alzheimer's disease. CAS No. 1026443-48-0. Molecular formula: C17H23NO2. Mole weight: 273.37. | |
| 4-((5,6-Dimethoxy-2,3-dihydro-1H-inden-2-yl)methyl)piperidine | An impurity of Donepezil, a medication for the treatment of Alzheimer's disease. Synonyms: 4-((5,6-dimethoxy-2,3-dihydro-1H-inden-2-yl)methyl)piperidine; 4-[(5,6-dimethoxy-2,3-dihydro-1H-inden-2-yl)methyl]piperidine; 5,6-Dimethoxy-2-[(4-piperidyl)methyl]indane (Donepezil Impurity); SCHEMBL8243145; DTXSID50470638; CS-0241915; FT-0667246; 5,6-dimethoxy-2-[(4-piperidinyl)methyl]indane; EN300-24120705; Z3301411511; 5,6-Dimethoxy-2-[(4-piperidyl)methyl]indane(donepezil impurity). CAS No. 844694-83-3. Molecular formula: C17H25NO2. Mole weight: 275.392. | |
| 5,6-Dimethoxy-2-(4-piperidinyl)methyleneindan-1-one | 5,6-Dimethoxy-2-(4-piperidinyl)methyleneindan-1-one is one of Donepezil impurities. Donepezil, a highly specific reversible acetylcholinesterase (AChE) inhibitor, is used to treat moderate to severe Alzheimer's disease. Uses: An impurity of donepezil. Synonyms: 2,3-Dihydro-5,6-dimethoxy-2-(4-piperidinylmethylene)-1H-inden-1-one; DPMI. Grades: > 98%. CAS No. 149874-91-9. Molecular formula: C17H21NO3. Mole weight: 287.35. | |
| 5,6-Dimethoxy-2-[(4-piperidyl)methyl]indane Hydrochloride | An impurity of Donepezil, a medication for the treatment of Alzheimer's disease. Synonyms: 4-[(5,6-dimethoxy-2,3-dihydro-1H-inden-2-yl)methyl]piperidine hydrochloride. CAS No. 1034439-43-4. Molecular formula: C17H26ClNO2. Mole weight: 311.85. | |
| 5,6-Dimethoxy-2-(4-pyridylmethyl)-1-indanone | 5,6-Dimethoxy-2-(4-pyridylmethyl)-1-indanone is one of Donepezil impurities. Donepezil, a highly specific reversible acetylcholinesterase (AChE) inhibitor, is used to treat moderate to severe Alzheimer's disease. Uses: Donepezil (d531750) impurity. Synonyms: Donepezil impurity; (+/-)-5,6-Dimethoxy-2-(pyridin-4-ylmethyl)indan-1-one; 2,3-dihydro-5,6-dimethoxy-2-((pyridin-4-yl)methyl)inden-1-one. Grades: > 95 %. CAS No. 4803-57-0. Molecular formula: C17H17NO3. Mole weight: 283.32. | |
| 5,6-Dimethoxy-2-(4-pyridylmethylene)-1-indanone | 5,6-Dimethoxy-2-(4-pyridylmethylene)-1-indanone is one of Donepezil impurities. Donepezil, a highly specific reversible acetylcholinesterase (AChE) inhibitor, is used to treat moderate to severe Alzheimer's disease. Uses: An impurity of donepezil. Synonyms: 2,3-Dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)-1H-inden-1-one; Donepezil Impurity; 5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one; 5,6-Dimethoxy-2-(pyridin-4-ylmethylene)-2,3-dihydro-1H-inden-1-one; (E)-5,6-dimethoxy-2-(pyridin-4-ylmethylene)-2,3-dihydroinden-1-one; Donepezil Pyridine Dehydro Impurity. Grades: > 98 %. CAS No. 4803-74-1. Molecular formula: C17H15NO3. Mole weight: 281.31. | |
| 5,6-Dimethoxy-2-(piperidin-4-ylmethyl)-2,3-dihydroinden-1-one | An impurity of Donepezil, a medication for the treatment of Alzheimer's disease. Synonyms: 1H-Inden-1-one, 2,3-dihydro-5,6-dimethoxy-2-(4-piperidinylmethyl)-. CAS No. 120014-30-4. Molecular formula: C17H23NO3. Mole weight: 289.375. | |
| 6-Hydroxy-5-methoxy-1-indanone | An impurity of Donepezil, a medication for the treatment of Alzheimer's disease. Uses: 6-hydroxy-5-methoxy-1-indanone (cas# 90843-62-2) is a compound useful in organic synthesis. Synonyms: 6-hydroxy-5-methoxy-2,3-dihydroinden-1-one; 6-hydroxy-5-methoxy-2,3-dihydroinden-1-one. CAS No. 90843-62-2. Molecular formula: C10H10O3. Mole weight: 178.18. | |
| Deoxydonepezil | Deoxydonepezil is an impurity of Donepezil, a medication for the treatment of Alzheimer's disease. Synonyms: Donepezil Deoxy Impurity; Piperidine, 4-((2,3-dihydro-5,6-dimethoxy-1H-inden-2-yl)methyl)-1-(phenylmethyl)-. CAS No. 844694-84-4. Molecular formula: C24H31NO2. Mole weight: 365,517. | |
| Deoxy Donepezil Hydrochloride | An impurity of Donepezil. Group: Biochemicals. Alternative Names: 4-[ (2, 3-Dihydro-5, 6-dimethoxy-1H-inden-2-yl) methyl]-1- (phenylmethyl) piperidine Hydrochloride. Grades: Highly Purified. CAS No. 1034439-57-0. Pack Sizes: 1mg. US Biological Life Sciences. | Worldwide |
| Desbenzyl Donepezil Hydrochloride | An impurity of Donepezil. Group: Biochemicals. Alternative Names: 2,3-Dihydro-5,6-dimethoxy-2-(4-piperidinylmethyl)-1H-inden-1-one Hydrochloride; 4-[(5,6-Dimethoxy-1-oxoindan-2-yl)methyl]piperidine Hydrochloride; 5,6-Dimethoxy-2-[(4-piperidinyl)methyl]-1-indanone Hydrochloride. Grades: Highly Purified. CAS No. 120013-39-0. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
| Dihydro Donepezil | Dihydro Donepezil is an impurity of Donepezil, a medication for the treatment of Alzheimer's disease. Synonyms: 2-(1-Benzyl-piperidin-4-ylmethyl)-5,6-dimethoxy-indan-1-ol; Donepezil Impurity-VI. CAS No. 120012-04-6. Molecular formula: C24H31NO3. Mole weight: 381.516. | |
| Donepezil Alkene Pyridine N-Oxide | Donepezil Alkene Pyridine N-Oxide is an impurity of Donepezil, a medication for the treatment of Alzheimer's disease. Synonyms: 1H-Inden-1-one, 2,3-dihydro-5,6-dimethoxy-2-[(1-oxido-4-pyridinyl)methylene]-; 2,3-Dihydro-5,6-dimethoxy-2-[(1-oxido-4-pyridinyl)methylene]-1H-inden-1-one; 4-[(5,6-dimethoxy-1-indanon-2-ylidene)methyl]pyridine N-oxide; 4-((5,6-Dimethoxy-1-oxo-1H-inden-2(3H)-ylidene)methyl)pyridine 1-oxide. Grades: ≥95%. CAS No. 896134-06-8. Molecular formula: C17H15NO4. Mole weight: 297.31. | |
| Donepezil-D5 | Donepezil-D5. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1128086-25-8. Molecular formula: C24H24D5NO3. Mole weight: 384.53. Catalog: APB1128086258. | |
| Donepezil O-Benzyl Enol Ether | Donepezil O-Benzyl Enol Ether is one of Donepezil derivatives. Donepezil, a highly specific reversible acetylcholinesterase (AChE) inhibitor, is used to treat moderate to severe Alzheimer's disease. Synonyms: Donepezil Impurity C. Molecular formula: C31H35NO3. Mole weight: 469.61. | |
| Donepezil Open-Ring Keto Acid | Donepezil Open-Ring Keto Acid is an impurity of Donepezil, a medication for the treatment of Alzheimer's disease. Synonyms: 2-[3-(1-Benzylpiperidin-4-yl)-2-oxopropyl]-4,5-dimethoxybenzoic acid. CAS No. 197010-25-6. Molecular formula: C24H29NO5. Mole weight: 411.498. | |
| Hydroxy Donepezil | An impurity of Donepezil, a medication for the treatment of Alzheimer's disease. Synonyms: 2,3-Dihydro-2-[hydroxy[1-(phenylmethyl)-4-piperidinyl]methyl]-5,6-dimethoxy-1H-inden-1-one; 2-[(1-Benzylpiperidin-4-yl)hydroxymethyl]-5,6-dimethoxyindan-1-one. Grades: > 95%. CAS No. 197010-20-1. Molecular formula: C24H29NO4. Mole weight: 395.5. | |
| Hydroxy Donepezil (Mixture of Diastereomers) | Hydroxy Donepezil is an impurity of Donepezil. Group: Biochemicals. Alternative Names: 2,3-Dihydro-2-[hydroxy[1-(phenylmethyl)-4-piperidinyl]methyl]-5,6-dimethoxy-1H-inden-1-one; 2-[(1-Benzylpiperidin-4-yl)hydroxymethyl]-5,6-dimethoxyindan-1-one. Grades: Highly Purified. CAS No. 197010-20-1. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
| N-Desbenzyl N-tert-butyloxycarbonyl Donepezil | A protected impurity of Donepezil. Group: Biochemicals. Alternative Names: 4-[(2,3-Dihydro-5,6-dimethoxy-1-oxo-1H-inden-2-yl)methyl]-1-piperidinecarboxylic Acid 1,1-Dimethylethyl Ester. Grades: Highly Purified. CAS No. 948550-60-5. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
| (R)-1-Benzyl-4-((5,6-dimethoxy-1-oxo-2,3-dihydro-1H-inden-2-yl)methyl)pyridin-1-ium | (R)-1-Benzyl-4-((5,6-dimethoxy-1-oxo-2,3-dihydro-1H-inden-2-yl)methyl)pyridin-1-ium is an intermediate in the synthesis of Donepezil, which is a highly specific reversible acetylcholinesterase (AChE) inhibitor used to treat moderate to severe Alzheimer's disease. Synonyms: Donepezil impurity; (2R)-1-Benzyl-4-[(5,6-dimethoxy-1-oxo-2,3-dihydro-1H-inden-2-yl)methyl]pyridinium; Pyridinium, 4-[(2,3-dihydro-5,6-dimethoxy-1-oxo-1H-inden-2-yl)methyl]-1-(phenylmethyl)-, (R)-; (R)-1-Benzyl-4-(5,6-dimethoxy-1-oxo-indan-2-ylmethyl)-pyridinium. Molecular formula: C24H24NO3?. Mole weight: 374.45. | |
| (Z)-5,5',6,6'-tetramethoxy-2,3-dihydro-[1,2'-biindenylidene]-1'(3'H)-one | An impurity of Donepezil, a medication for the treatment of Alzheimer's disease. CAS No. 36159-03-2. Molecular formula: C22H22O5. Mole weight: 366.41. | |
| 1-Benzyl-4-(5,6-dimethoxy-1-oxoindan-2-yl)methylene-1,2,3,4-tetrahydropyridine | 1-Benzyl-4-(5,6-dimethoxy-1-oxoindan-2-yl)methylene-1,2,3,4-tetrahydropyridine is one of Donepezil impurities. Donepezil, a highly specific reversible acetylcholinesterase (AChE) inhibitor, is used to treat moderate to severe Alzheimer's disease. Uses: Donepezil. Synonyms: 2,3-Dihydro-5,6-dimethoxy-2-[[1,2,3,4-tetrahydro-1-(phenylmethyl)-4-pyridinyl]methylene]-1H-inden-1-one; 2-((1-benzyl-2,3-dihydropyridin-4(1H)-ylidene)methyl)-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one. Grades: > 98%. CAS No. 1020661-51-1. Molecular formula: C24H25NO3. Mole weight: 375.46. | |
| 2-(3-(1-Benzylpiperidin-4-yl)-2-oxopropyl)-4,5-dimethoxybenzoic Acid Benzyl Ester | 2-(3-(1-Benzylpiperidin-4-yl)-2-oxopropyl)-4,5-dimethoxybenzoic Acid Benzyl Ester is one of Donepezil impurities. Donepezil, a highly specific reversible acetylcholinesterase (AChE) inhibitor, is used to treat moderate to severe Alzheimer's disease. Molecular formula: C31H35NO5. Mole weight: 501.61. | |
| (2E)-2-(2,3-Dihydro-5,6-dimethoxy-1H-inden-1-ylidene)-2,3-dihydro-5,6-dimethoxy-1H-inden-1-one | (2E)-2-(2,3-Dihydro-5,6-dimethoxy-1H-inden-1-ylidene)-2,3-dihydro-5,6-dimethoxy-1H-inden-1-one is one of Donepezil impurities. Donepezil, a highly specific reversible acetylcholinesterase (AChE) inhibitor, is used to treat moderate to severe Alzheimer's disease. Synonyms: 879973-83-8; 2-(5,6-Dimethoxyindan-1-ylidene)-5,6-dimethoxyindan-1-one(2E)-2-(2,3-Dihydro-5,6-dimethoxy-1H-inden-1-ylidene)-2,3-dihydro-5,6-dimethoxy-1H-inden-1-one. Grades: 98%. CAS No. 879973-83-8. Molecular formula: C22H22O5. Mole weight: 366.41. | |
| 2-(Hydroxy(pyridin-4-yl)methyl)-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one | 2-(Hydroxy(pyridin-4-yl)methyl)-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one is one of Donepezil impurities. Donepezil, a highly specific reversible acetylcholinesterase (AChE) inhibitor, is used to treat moderate to severe Alzheimer's disease. CAS No. 2227606-37-1. Molecular formula: C17H17NO4. Mole weight: 299.32. | |
| 2-(Piperidinylmethyl) Hydroxy Donepezil | 2-(Piperidinylmethyl) Hydroxy Donepezil is one of Donepezil impurities. Donepezil, a highly specific reversible acetylcholinesterase (AChE) inhibitor, is used to treat moderate to severe Alzheimer's disease. Synonyms: 2,3-Dihydro-2-[hydroxyl-1-phenylmethyl)-4-piperidinyl]methyl]-5,6-dimethoxy-2-(piperidinylmethyl)-1H-inden-1-one. Grades: 98%. CAS No. 1391052-12-2. Molecular formula: C30H40N2O4. Mole weight: 492.65. | |
| 3-Hydroxy Donepezil | 3-Hydroxy Donepezil is one of Donepezil impurities. Donepezil, a highly specific reversible acetylcholinesterase (AChE) inhibitor, is used to treat moderate to severe Alzheimer's disease. Synonyms: 2-((1-Benzylpiperidin-4-yl)methyl)-3-hydroxy-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one. Grades: > 90%. CAS No. 2097683-67-3. Molecular formula: C24H29NO4. Mole weight: 395.50. | |
| 6-O-Desmethyl Donepezil Glucuronide Sodium Salt (Mixture of Diastereomers) | 6-O-Desmethyl Donepezil Glucuronide Sodium Salt (Mixture of Diastereomers) is one of Donepezil impurities. Donepezil, a highly specific reversible acetylcholinesterase (AChE) inhibitor, is used to treat moderate to severe Alzheimer's disease. Synonyms: (2S,3S,4S,5R,6S)-6-((2-((1-benzylpiperidin-4-yl)methyl)-6-methoxy-3-oxo-2,3-dihydro-1H-inden-5-yl)oxy)-3,4,5-trihydroxytetrahydro-2H-pyran-2-carboxylic acid, sodium salt (1:1). Molecular formula: C29H34NO9.Na. Mole weight: 563.57. | |
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