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Donepezil Impurity 1. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-((1-benzylpiperidin-4-yl)methyl)-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one. CAS No. 110119-84-1. Molecular Formula: C24H29NO3. Mole Weight: 379.49. Catalog: APB110119841.
Donepezil Impurity 10
Donepezil Impurity 10. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 4-((5,6-dimethoxy-1-oxo-1H-inden-2-yl)methyl)pyridine 1-oxide. CAS No. 2452407-68-8. Molecular Formula: C17H15NO4. Mole Weight: 297.31. Catalog: APB2452407688.
Donepezil Impurity 10
Donepezil Impurity 10. Uses: For analytical and research use. Group: Impurity standards. CAS No. 149874-80-6. Molecular Formula: C25H31NO3. Mole Weight: 393.53. Catalog: APB149874806.
Donepezil Impurity 11
Donepezil Impurity 11. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-isonicotinoyl-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one. CAS No. 923571-15-7. Molecular Formula: C17H15NO4. Mole Weight: 297.31. Catalog: APB923571157.
Donepezil Impurity 11
Donepezil Impurity 11. Uses: For analytical and research use. Group: Impurity standards. CAS No. 149874-81-7. Molecular Formula: C25H31NO3. Mole Weight: 393.53. Catalog: APB149874817.
Donepezil Impurity 12
Donepezil Impurity 12. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 1-benzyl-4-(5,6-dimethoxy-1-oxo-2,3-dihydro-1H-indene-2-carbonyl)pyridin-1-ium. CAS No. 923571-16-8. Molecular Formula: C24H22NO4+. Mole Weight: 388.44. Catalog: APB923571168.
Donepezil Impurity 13
Donepezil Impurity 13. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-((1-benzylpiperidin-4-yl)(hydroxy)methyl)-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one. CAS No. 197010-20-1. Molecular Formula: C24H29NO4. Mole Weight: 395.49. Catalog: APB197010201.
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 14
Donepezil Impurity 14. 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. CAS No. 844694-84-4. Molecular Formula: C24H31NO2. Mole Weight: 365.51. Catalog: APB844694844.
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 16
Donepezil Impurity 16. Uses: For analytical and research use. Group: Impurity standards. CAS No. 2217617-87-1. Molecular Formula: C24H30ClNO5. Mole Weight: 447.96. Catalog: APB2217617871.
Donepezil Impurity 17
Donepezil Impurity 17. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (E)-2-((1-benzylpiperidin-4-yl)methylene)-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one. CAS No. 145546-80-1. Molecular Formula: C24H27NO3. Mole Weight: 377.48. Catalog: APB145546801.
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 19
Donepezil Impurity 19. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-((1-benzylpiperidin-4-yl)methyl)-3-hydroxy-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one. CAS No. 2097683-67-3. Molecular Formula: C24H29NO4. Mole Weight: 395.49. Catalog: APB2097683673.
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 22
Donepezil Impurity 22. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 5,6-dimethoxy-2-(piperidin-4-ylmethyl)-2,3-dihydro-1H-inden-1-ol. Molecular Formula: C17H25NO3. Mole Weight: 291.39. Catalog: APB02237.
Donepezil Impurity 23
Donepezil Impurity 23. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-(hydroxy(pyridin-4-yl)methyl)-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one. Molecular Formula: C17H17NO4. Mole Weight: 299.32. Catalog: APB04889.
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 25
Donepezil Impurity 25. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 4-((5,6-dimethoxy-2,3-dihydro-1H-inden-2-yl)methyl)piperidine. CAS No. 844694-83-3. Molecular Formula: C17H25NO2. Mole Weight: 275.39. Catalog: APB844694833.
Donepezil Impurity 25
Donepezil Impurity 25. Uses: For analytical and research use. Group: Impurity standards. CAS No. 231283-82-2. Molecular Formula: C24H24BrNO3. Mole Weight: 454.36. Catalog: APB231283822.
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 27
Donepezil Impurity 27. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 5,6-dimethoxy-1H-indene-1,3(2H)-dione. CAS No. 36517-91-6. Molecular Formula: C11H10O4. Mole Weight: 206.19. Catalog: APB36517916.
Donepezil Impurity 28
Donepezil Impurity 28. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 6-hydroxy-5-methoxy-2,3-dihydro-1H-inden-1-one. CAS No. 90843-62-2. Molecular Formula: C10H10O3. Mole Weight: 178.18. Catalog: APB90843622.
Donepezil Impurity 3
Donepezil Impurity 3. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-(3-(1-benzylpiperidin-4-yl)-2-oxopropyl)-4,5-dimethoxybenzoic acid. CAS No. 197010-25-6. Molecular Formula: C24H29NO5. Mole Weight: 411.49. Catalog: APB197010256.
Donepezil Impurity 30. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (E)-5,5',6,6'-tetramethoxy-2,3-dihydro-[1,2'-biindenylidene]-1'(3'H)-one. Molecular Formula: C22H22O5. Mole Weight: 366.41. Catalog: APB04888.
Donepezil Impurity 30
Donepezil Impurity 30. Uses: For analytical and research use. Group: Impurity standards. CAS No. 852285-82-6. Molecular Formula: C23H28ClNO3. Mole Weight: 401.93. Catalog: APB852285826.
Donepezil Impurity 31
Donepezil Impurity 31. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (Z)-5,5',6,6'-tetramethoxy-2,3-dihydro-[1,2'-biindenylidene]-1'(3'H)-one. CAS No. 36159-03-2. Molecular Formula: C22H22O5. Mole Weight: 366.41. Catalog: APB36159032.
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 32
Donepezil Impurity 32. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 3-hydroxy-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one. CAS No. 148517-82-2. Molecular Formula: C11H12O4. Mole Weight: 208.21. Catalog: APB148517822.
Donepezil Impurity 33
Donepezil Impurity 33. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (E)-5,6-dimethoxy-2-(pyridin-4-ylmethylene)-2,3-dihydro-1H-inden-1-one. CAS No. 4803-74-1. Molecular Formula: C17H15NO3. Mole Weight: 281.31. Catalog: APB4803741.
Donepezil Impurity 34
Donepezil Impurity 34. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 4-formylpyridine 1-oxide. CAS No. 7216-42-4. Molecular Formula: C6H5NO2. Mole Weight: 123.11. Catalog: APB7216424.
Donepezil Impurity 35
Donepezil Impurity 35. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 4-((5,6-dimethoxy-1-oxo-2,3-dihydro-1H-inden-2-yl)methyl)pyridine 1-oxide. CAS No. 896134-07-9. Molecular Formula: C17H17NO4. Mole Weight: 299.32. Catalog: APB896134079.
Donepezil Impurity 36
Donepezil Impurity 36. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (E)-4-((5,6-dimethoxy-1-oxo-1H-inden-2(3H)-ylidene)methyl)pyridine 1-oxide. CAS No. 2452407-73-5. Molecular Formula: C17H15NO4. Mole Weight: 297.31. Catalog: APB2452407735.
Donepezil Impurity 37
Donepezil Impurity 37. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-((1-benzylpiperidin-4-yl)methyl)-3-hydroxy-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one. Molecular Formula: C24H29NO4. Mole Weight: 395.49. Catalog: APB04887.
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 4
Donepezil Impurity 4. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: sodium 2-(3-(1-benzylpiperidin-4-yl)-2-oxopropyl)-4,5-dimethoxybenzoate. Molecular Formula: C24H28NNaO5. Mole Weight: 433.47. Catalog: APB04890.
Donepezil Impurity 40
Donepezil Impurity 40. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-((1-benzylpiperidin-4-yl)methyl)-5,6-dihydroxy-2,3-dihydro-1H-inden-1-one. Molecular Formula: C22H25NO3. Mole Weight: 351.44. Catalog: APB04885.
Donepezil Impurity 40
Donepezil Impurity 40. Uses: For analytical and research use. Group: Impurity standards. CAS No. 22065-85-6. Molecular Formula: C13H17NO. Mole Weight: 203.29. Catalog: APB22065856.
Donepezil Impurity 41
Donepezil Impurity 41. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 1,1-dibenzyl-4-((5,6-dimethoxy-1-oxo-2,3-dihydro-1H-inden-2-yl)methyl)piperidin-1-ium chloride. CAS No. 937362-16-8. Molecular Formula: C31H36ClNO3. Mole Weight: 506.08. Catalog: APB937362168.
Donepezil Impurity 43
Donepezil Impurity 43. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-((1-benzylpiperidin-4-yl)methyl)-6-hydroxy-5-methoxy-2,3-dihydro-1H-inden-1-one. Molecular Formula: C23H27NO3. Mole Weight: 365.47. Catalog: APB04886.
Donepezil Impurity 44
Donepezil Impurity 44. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 4-((5,6-dimethoxy-1-oxo-2,3-dihydro-1H-inden-2-yl)methyl)piperidine-1-carbaldehyde. Molecular Formula: C18H23NO4. Mole Weight: 317.38. Catalog: APB04884.
Donepezil Impurity 49
Donepezil Impurity 49. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C24H25D4NO3. Mole Weight: 383.52. Catalog: APB07826.
Donepezil Impurity 50
Donepezil Impurity 50. Uses: For analytical and research use. Group: Impurity standards. CAS No. 14446-71-0. Molecular Formula: C13H19N. Mole Weight: 189.3. Catalog: APB14446710.
Donepezil Impurity 51
Donepezil Impurity 51. Uses: For analytical and research use. Group: Impurity standards. CAS No. 138030-84-9. Molecular Formula: C20H25NO. Mole Weight: 295.43. Catalog: APB138030849.
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 6
Donepezil Impurity 6. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 1,1-dibenzyl-4-((5,6-dimethoxy-1-oxo-2,3-dihydro-1H-inden-2-yl)methyl)piperidin-1-ium bromide. CAS No. 844694-85-5. Molecular Formula: C31H36BrNO3. Mole Weight: 550.53. Catalog: APB844694855.
Donepezil Impurity 7
Donepezil Impurity 7. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 5,6-dimethoxy-2-(pyridin-4-ylmethyl)-2,3-dihydro-1H-inden-1-one. CAS No. 4803-57-0. Molecular Formula: C17H17NO3. Mole Weight: 283.32. Catalog: APB4803570.
Donepezil Impurity 7
Donepezil Impurity 7. Uses: For analytical and research use. Group: Impurity standards. CAS No. 197010-22-3. Molecular Formula: C24H29NO4. Mole Weight: 395.5. Catalog: APB197010223.
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 8
Donepezil Impurity 8. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1808997-65-0. Molecular Formula: C18H23NO4. Mole Weight: 317.38. Catalog: APB1808997650.
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.
Donepezil Impurity 9
Donepezil Impurity 9. Uses: For analytical and research use. Group: Impurity standards. CAS No. 608511-44-0. Molecular Formula: C24H27NO3. Mole Weight: 377.48. Catalog: APB608511440.
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.
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.
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 B
Donepezil EP Impurity B. Uses: For analytical and research use. Group: Impurity standards. CAS No. 2107-69-9. Molecular Formula: C11H12O3. Mole Weight: 192.21. Catalog: APB2107699.
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