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Donepezil and Impurities

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BrandProduct dataPurityPrice rangeEstimated delivery
Hydroxydonepezil (2-[(1-Benzylpiperidin-4-yl)(hydroxy)methyl]-5,6-dimethoxyindan-1-one)
REF: 45-1A07080CAS: 197010-20-1 		- - -1,096.00 €Thu 02 Jan 25
Donepezil Related Compound A ((E)-2-[(1-benzylpiperidin-4-yl)methylene]-5,6-dimethoxyindan-1-one)
REF: 45-1224992CAS: 145546-80-1 		- - -1,477.00 €Thu 02 Jan 25
Donepezil Pyridine Analog (5,6-Dimethoxy-2-(pyridin-4-ylmethyl)indan-1-one)
REF: 45-1A08650CAS: 4803-57-0 		- - -1,635.00 €Thu 02 Jan 25
Donepezil Alkene Pyridine N-Oxide (4-[(5,6-Dimethoxy-1-oxo-1,3-dihydro-2H-inden-2-ylidene)methyl]pyridine 1-oxide)
REF: 45-1A07490CAS: 896134-06-8 		- - -818.00 €Thu 02 Jan 25
Donepezil Hydrochloride
REF: 45-1224981CAS: 884740-09-4 		- - -1,891.00 €Thu 02 Jan 25
3-Hydroxydonepezil (2-[(1-Benzylpiperidin-4-yl)methyl]-3-hydroxy-5,6-dimethoxy-1H-indan-one)
REF: 45-1A07500CAS: 2097683-67-3 		- - -1,717.00 €Thu 02 Jan 25
Donepezil Quaternary Salt (Donepezilbenzyl Bromide) (1,1-dibenzyl-4-((5,6-dimethoxy-1-oxo-2,3-dihydro-1H-inden-2-yl)methyl)piperidin-1-ium, bromide; 1,1-dibenzyl-4-[(5,6-dimethoxy-1-oxoindan-2-yl)methyl]piperidinium, bromide)
REF: 45-1A00250CAS: 844694-85-5 		- - -1,186.00 €Thu 02 Jan 25
Donepezil Open Ring (2-(3-(1-benzylpiperidin-4-yl)-2-oxopropyl)-4,5-dimethoxybenzoic acid)
REF: 45-1A07020CAS: 197010-25-6 		- - -3,368.00 €Thu 02 Jan 25
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Donepezil EP Impurity E Bromide
REF: 4Z-D-1331CAS: 231283-82-2 		- - -To inquireThu 02 Jan 25
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Donepezil Impurity 23
REF: 4Z-D-1348		- - -To inquireThu 02 Jan 25
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Donepezil Impurity 24
REF: 4Z-D-1349		- - -To inquireThu 02 Jan 25
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Donepezil-d7 HCl
REF: 4Z-D-1339CAS:
- - -To inquireThu 02 Jan 25
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Donepezil Impurity 4
REF: 4Z-D-1330		- - -To inquireThu 02 Jan 25
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6-O-Desmethyl Donepezil-d5 HCl
REF: 4Z-D-137CAS: 1189443-74-0 		- - -To inquireThu 02 Jan 25
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Donepezil Impurity 27 HCl
REF: 4Z-D-1352CAS: 958633-84-6 		- - -To inquireThu 02 Jan 25
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Donepezil EP Impurity F (Donepezil USP Related Compound A)
REF: 4Z-D-1322CAS: 145546-80-1 		- - -To inquireThu 02 Jan 25
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Donepezil Impurity 30
REF: 4Z-D-1355CAS:
- - -To inquireThu 02 Jan 25
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Donepezil N-Oxide
REF: 4Z-D-1317CAS: 120013-84-5 		- - -To inquireThu 02 Jan 25
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Donepezil Impurity 18 (Mixture of Diastereomers)
REF: 4Z-D-1315CAS: 120012-04-6 		- - -To inquireThu 02 Jan 25
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Donepezil Impurity 9
REF: 4Z-D-1335		- - -To inquireThu 02 Jan 25
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Hydroxydonepezil (2-[(1-Benzylpiperidin-4-yl)(hydroxy)methyl]-5,6-dimethoxyindan-1-one)

CAS:197010-20-1
Compounds containing an unfused pyridine ring in the structure, nesoi
Formula:
C24H29NO4
Color and Shape:
White Powder
Molecular weight:
395.20966

Ref: 45-1A07080

Estimated delivery in United States, on Thursday 2 Jan 2025
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Donepezil Related Compound A ((E)-2-[(1-benzylpiperidin-4-yl)methylene]-5,6-dimethoxyindan-1-one)

CAS:145546-80-1
Compounds containing an unfused pyridine ring in the structure, nesoi
Formula:
C24H27NO3
Color and Shape:
White Solid
Molecular weight:
377.19909

Ref: 45-1224992

Estimated delivery in United States, on Thursday 2 Jan 2025
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Donepezil Pyridine Analog (5,6-Dimethoxy-2-(pyridin-4-ylmethyl)indan-1-one)

CAS:4803-57-0
Compounds containing an unfused pyridine ring in the structure, nesoi
Formula:
C17H17NO3
Color and Shape:
Off-White Powder
Molecular weight:
283.12084

Ref: 45-1A08650

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Donepezil Alkene Pyridine N-Oxide (4-[(5,6-Dimethoxy-1-oxo-1,3-dihydro-2H-inden-2-ylidene)methyl]pyridine 1-oxide)

CAS:896134-06-8
Compounds containing an unfused pyridine ring in the structure, nesoi
Formula:
C17H15NO4
Color and Shape:
Yellow Powder
Molecular weight:
297.10011

Ref: 45-1A07490

Estimated delivery in United States, on Thursday 2 Jan 2025
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Donepezil Hydrochloride

CAS:884740-09-4
Compounds containing an unfused pyridine ring in the structure, nesoi
Formula:
C24H29NO3·HCl·H2O
Color and Shape:
White Off-White Powder
Molecular weight:
433.20199

Ref: 45-1224981

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3-Hydroxydonepezil (2-[(1-Benzylpiperidin-4-yl)methyl]-3-hydroxy-5,6-dimethoxy-1H-indan-one)

CAS:2097683-67-3
Compounds containing an unfused pyridine ring in the structure, nesoi
Formula:
C24H29NO4
Color and Shape:
White Powder
Molecular weight:
395.20966

Ref: 45-1A07500

Estimated delivery in United States, on Thursday 2 Jan 2025
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Donepezil Quaternary Salt (Donepezilbenzyl Bromide) (1,1-dibenzyl-4-((5,6-dimethoxy-1-oxo-2,3-dihydro-1H-inden-2-yl)methyl)piperidin-1-ium, bromide; 1,1-dibenzyl-4-[(5,6-dimethoxy-1-oxoindan-2-yl)methyl]piperidinium, bromide)

CAS:844694-85-5
Compounds containing an unfused pyridine ring in the structure, nesoi
Formula:
C31H36BrNO3
Color and Shape:
White Off-White Solid
Molecular weight:
549.18786

Ref: 45-1A00250

Estimated delivery in United States, on Thursday 2 Jan 2025
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Donepezil Open Ring (2-(3-(1-benzylpiperidin-4-yl)-2-oxopropyl)-4,5-dimethoxybenzoic acid)

CAS:197010-25-6
Compounds containing an unfused pyridine ring in the structure, nesoi
Formula:
C24H29NO5
Color and Shape:
Off-White Solid
Molecular weight:
411.20457

Ref: 45-1A07020

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Donepezil EP Impurity E Bromide
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Donepezil EP Impurity E Bromide

CAS:231283-82-2
Formula:
C24H24NO3·Br
Color and Shape:
Off-White Solid
Molecular weight:
374.46 79.90

Ref: 4Z-D-1331

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Donepezil Impurity 23
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Donepezil Impurity 23

Formula:
C24H29NO4
Molecular weight:
395.50

Ref: 4Z-D-1348

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Donepezil Impurity 24
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Donepezil Impurity 24

Formula:
C24H29NO4
Molecular weight:
395.50

Ref: 4Z-D-1349

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Donepezil-d7 HCl
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Donepezil-d7 HCl

CAS:1215071-00-3 1261394-20-0
Formula:
C24H22D7NO3·HCl
Color and Shape:
White To Off-White Solid
Molecular weight:
386.54 36.46

Ref: 4Z-D-1339

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Donepezil Impurity 4
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Donepezil Impurity 4

Formula:
C24H29NO3
Color and Shape:
Off-White Solid
Molecular weight:
379.50

Ref: 4Z-D-1330

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6-O-Desmethyl Donepezil-d5 HCl
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6-O-Desmethyl Donepezil-d5 HCl

CAS:1189443-74-0
Formula:
C23H22D5NO3·HCl
Color and Shape:
White To Off-White Solid
Molecular weight:
370.50 36.46

Ref: 4Z-D-137

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Donepezil Impurity 27 HCl
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Donepezil Impurity 27 HCl

CAS:958633-84-6
Formula:
C24H31NO3·HCl
Color and Shape:
Off-White Solid
Molecular weight:
381.52 36.46

Ref: 4Z-D-1352

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Donepezil EP Impurity F (Donepezil USP Related Compound A)
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Donepezil EP Impurity F (Donepezil USP Related Compound A)

CAS:145546-80-1
Formula:
C24H27NO3
Color and Shape:
White To Off-White Solid
Molecular weight:
377.48

Ref: 4Z-D-1322

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Donepezil Impurity 30
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Donepezil Impurity 30

CAS:120013-86-7 149874-81-7
Formula:
C25H31NO3
Color and Shape:
White To Off-White Solid
Molecular weight:
393.53

Ref: 4Z-D-1355

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Donepezil N-Oxide
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Donepezil N-Oxide

CAS:120013-84-5
Formula:
C24H29NO4
Color and Shape:
Off-White Solid
Molecular weight:
395.50

Ref: 4Z-D-1317

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Donepezil Impurity 18 (Mixture of Diastereomers)
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Donepezil Impurity 18 (Mixture of Diastereomers)

CAS:120012-04-6
Formula:
C24H31NO3
Color and Shape:
White To Off-White Solid
Molecular weight:
381.52

Ref: 4Z-D-1315

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Donepezil Impurity 9
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Donepezil Impurity 9

Formula:
C26H33NO4
Color and Shape:
Off-White Solid
Molecular weight:
423.56

Ref: 4Z-D-1335

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Estimated delivery in United States, on Thursday 2 Jan 2025
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