API Impurities Standard
Donepezil EP Impurity B
Category: Donepezil
- Chemical Name: 5,6-Dimethoxy-1-indanone
- Molecular Formula: C11H12O3
- Molecular Weight: 192.2
- CAS Number: 2107-69-9
- Batch Number: ALL-DON-2108
- Solubility: MEOH | DMSO
- Storage: 2-8 °C
- Purity by HPLC: 98%
- Melting Point: N.A
- Appearance: Off White Solid
- Inventory Status: IN STOCK/82-1433
- Smiles Donepezil Indanone Impurity
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|---|---|---|---|---|---|
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Description
Documents 1. COA, HNMR, MASS, HPLC, IR, TGA analysis data will be offered along with products. 2. Quotation validity # 4 weeks 3. GST applicable # 18% 4. Lead time # the custom synthesis products are quoted with an optimistic time-line and actual time-line may vary based on raw material availability, synthetic and purification challenges. 5. The COA attached are for reference only. We will include details in the COA as per your requirement in the release data during dispatch. 6. Kindly mentioned in case of procurement if these products are intended for regulatory deficiency by returned e-mail.
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Donepezil 3-Hydroxy Impurity
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CAS No: 2097683-67-3
Molecular Formula: C24H29NO4
Molecular Weight: 395.49
CAT No: ALL-D02915
Keywords: Donepezil 3-Hydroxy Impurity
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Donepezil 4-Hydroxy Impurity
Chemical Name: 2,3-Dihydro-2-[[4-hydroxy-1-(phenylmethy...
CAS No: 197010-22-3
Molecular Formula: C24H29NO4
Molecular Weight: 395.49
CAT No: ALL-DON-2055
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Donepezil 5-O-Desmethyl Impurity
Chemical Name: (RS)-2-[(1-Benzyl-4-piperidyl)methyl]-5-...
CAS No: 120013-57-2
Molecular Formula: C23H27NO3
Molecular Weight: 365.47
CAT No: ALL-DON-2056
Keywords: Donepezil 5-O-Desmethyl Impurity, (RS)-2...
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Donepezil 6-O-Desmethyl Impurity
Chemical Name: (RS)-2-[(1-Benzyl-4-piperidyl)methyl]-6-...
CAS No: 120013-56-1
Molecular Formula: C23H27NO3
Molecular Weight: 365.47
CAT No: ALL-DON-2057
Keywords: Donepezil 6-O-Desmethyl Impurity, (RS)-2...
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Donepezil Aldehyde Impurity
Chemical Name: (RS)-(1-Benzyl-piperidin-4-yl)formaldehy...
CAS No: 22065-85-6
Molecular Formula: C13H17NO
Molecular Weight: 203.28
CAT No: ALL-DON-2058
Keywords: Donepezil Aldehyde Impurity, Donepezil A...
Inventory Status:IN STOCK/82-1424
Donepezil Alkene Pyridine N-Oxide
Chemical Name: 4-[(5,6-Dimethoxy-1-oxo-1H-inden-2-yl)me...
CAS No: 896134-06-8
Molecular Formula: C17H15NO4
Molecular Weight: 297.31
CAT No: ALL-DON-2059
Keywords: Donepezil Pyridine Dehydro N-Oxide
Inventory Status:IN STOCK/82-1425
Donepezil Benzyl Bromide
Chemical Name: 1,1-Dibenzyl-4-[(5,6-dimethoxy-1-oxoinda...
CAS No: 844694-85-5
Molecular Formula: C31H36BrNO3
Molecular Weight: 550.53
CAT No: ALL-DON-2060
Keywords: Donepezil Quaternary Salt (USP)
Inventory Status:IN STOCK/82-1427
Donepezil Dehydro Deoxy Impurity
Chemical Name: 1-Benzyl-4-[(5,6-dimethoxyinden-2-yl)met...
CAS No: 120013-45-8
Molecular Formula: C24H29NO2
Molecular Weight: 363.49
CAT No: ALL-DON-2061
Keywords: Donepezil Dehydro Deoxy Impurity
Inventory Status:IN STOCK/82-1428
Donepezil Deoxy Impurity
Chemical Name: 1-Benzyl-4-[(5,6-dimethoxyindan-2-yl)met...
CAS No: 844694-84-4 (Base) | 1034439-57-0 (HCl Salt)
Molecular Formula: C24H31NO2
Molecular Weight: 365.5
CAT No: ALL-D03128
Keywords: Donepezil Deoxy Impurity, Donepezil Deox...
Inventory Status:IN STOCK/82-1426
Donepezil Desbenzyl Deoxy Impurity
Chemical Name: 4-[(5,6-Dimethoxyindan-2-yl)methyl] pipe...
CAS No: 1034439-43-4 (HCl salt) | 844694-83-3 (Base)
Molecular Formula: C17H25NO2
Molecular Weight: 275.39
CAT No: ALL-DON-2063
Keywords: Donepezil Desbenzyl Deoxy Impurity
Inventory Status:IN STOCK/82-1429
Donepezil Didesmethyl Impurity
Chemical Name: (RS)-2-[(1-Benzyl-4-piperidyl)methyl]-5,...
CAS No: 220170-71-8
Molecular Formula: C22H25NO3 (Base)
Molecular Weight: 351.44
CAT No: ALL-DON-2064
Keywords: Donepezil Didesmethyl Impurity, (RS)-2-[...
Inventory Status:IN STOCK/82-1430
Donepezil Dihydro Impurity
Chemical Name: 2,3-Dihydro-5,6-dimethoxy-2-[[1-(phenylm...
CAS No: 120012-04-6
Molecular Formula: C24H31NO3
Molecular Weight: 381.51
CAT No: ALL-DON-2065
Keywords: Donepezil Dihydro Impurity, 2,3-Dihydro-...
Inventory Status:IN STOCK/82-1431
Donepezil Hydrochloride
Chemical Name: 2-[(1-benzylpiperidin-4-yl)methyl]-5,6-d...
CAS No: 120011-70-3
Molecular Formula: C24H30ClNO3
Molecular Weight: 415.95
CAT No: ALL-DON-2066
Keywords: Donepezil Hydrochloride
Inventory Status:IN STOCK/82-1439
Donepezil EP Impurity C | Donepezil Hydroxy Keto Impurity
Chemical Name: 2-[(1-Benzylpiperidin-4-yl)(hydroxy)meth...
CAS No: 197010-20-1
Molecular Formula: C24H29NO4
Molecular Weight: 395.49
CAT No: ALL-DON-2068
Keywords: Hydroxy Donepezil
Inventory Status:IN STOCK/82-1434
Donepezil N-Oxide
Chemical Name: (RS)-2-[(1-Benzyl-4-piperidyl)methyl]-5,...
CAS No: 120013-84-5
Molecular Formula: C24H29NO4
Molecular Weight: 395.49
CAT No: ALL-DON-2070
Keywords: (RS)-2-[(1-Benzyl-4-piperidyl)methyl]-5,...
Inventory Status:IN STOCK/82-1443
Donepezil EP Impurity D | Donepezil Pyridine Analog
Chemical Name: 5,6-Dimethoxy-2-(pyridin-4-ylmethyl)inda...
CAS No: 4803-57-0
Molecular Formula: C17H17NO3
Molecular Weight: 283.32
CAT No: ALL-DON-2069
Keywords: Donepezil Pyridine Analog (USP)
Inventory Status:IN STOCK/82-1435
Donepezil Pyridine Dehydro Impurity
Chemical Name: 5,6-Dimethoxy-2-(pyridin-4-ylmethylene)i...
CAS No: 4803-74-1
Molecular Formula: C17H15NO3
Molecular Weight: 281.31
CAT No: ALL-DON-2074
Keywords: Donepezil Pyridine Dihydro Impurity
Inventory Status:IN STOCK/82-1444
Donepezil Pyridine N-Oxide
Chemical Name: 5,6-Dimethoxy-2-(1-oxido-pyridin-4-ylmet...
CAS No: 896134-07-9
Molecular Formula: C17H17NO4
Molecular Weight: 299.32
CAT No: ALL-DON-2072
Keywords: Donepezil Pyridine N-Oxide, 5,6-Dimethox...
Inventory Status:IN STOCK/82-1446
Donepezil EP Impurity F | Donepezil USP RC A
Chemical Name: (E)-2-[(1-Benzylpiperidin-4-yl)methylene...
CAS No: 145546-80-1
Molecular Formula: C24H27NO3
Molecular Weight: 377.48
CAT No: ALL-DON-2071
Keywords: (E)-Dehydro Donepezil
Inventory Status:IN STOCK/82-1437
Donepezil EP Impurity A
Chemical Name: 5,6-Dimethoxy-2-(piperidin-4-ylmethyl) i...
CAS No: 120013-39-0 (HCl) | 120014-30-4 (Base)
Molecular Formula: C17H24ClNO3
Molecular Weight: 325.83
CAT No: ALL-DON-2067
Keywords: Donepezil Desbenzyl Impurity
Inventory Status:IN STOCK/82-1432
Donepezil Impurity 1
Chemical Name: 2,3-Dihydro-5,6-dimethoxy-2-(4-pyridinyl...
CAS No: 923571-15-7
Molecular Formula: C17H15NO4
Molecular Weight: 297.31
CAT No: ALL-DON-2084
Keywords: Donepezil Impurity 1
Inventory Status:IN STOCK/82-1440
Donepezil EP Impurity E | Donepezil Impurity 2
Chemical Name: 1-Benzyl-4-(5,6-dimethoxy-1-oxoindan-2-y...
CAS No: 231283-82-2
Molecular Formula: C24H24BrNO3
Molecular Weight: 454.36
CAT No: ALL-DON-2085
Keywords: Donepezil EP Impurity E | Donepezil Impu...
Inventory Status:IN STOCK/82-1436
Donepezil Impurity 3
Chemical Name: 2-((1-Benzylpiperidin-4-yl)methyl)-6,7-d...
CAS No: 120013-51-6 (HCl) | 736104-42-0 (Base)
Molecular Formula: C24H30ClNO3
Molecular Weight: 415.95
CAT No: ALL-DON-2086
Keywords: Donepezil Impurity 3
Inventory Status:IN STOCK/82-1441
Donepezil Impurity 4
Chemical Name: (E)-5,6-Dimethoxy-2-(pyridin-4-ylmethyle...
CAS No: 877606-65-0
Molecular Formula: C17H15NO3
Molecular Weight: 281.31
CAT No: ALL-DON-2087
Keywords: Donepezil Impurity 4
Inventory Status:IN STOCK/82-1442
Donepezil EP Impurity G
Chemical Name: 2-((1-Benzyl-1,2,3,4-tetrahydropyridin-4...
CAS No: 2452407-72-4
Molecular Formula: C24H27NO3
Molecular Weight: 377.48
CAT No: ALL-DON-2107
Keywords: Donepezil EP Impurity G | Allmpus
Inventory Status:IN STOCK/82-1438