Menu
    Home / Products / Donepezil Impurity (5,6-Dimethoxy-1-Indanone)
    Donepezil Impurity (5,6-Dimethoxy-1-Indanone)

    Donepezil Impurity (5,6-Dimethoxy-1-Indanone)

    Synonym

    5,6-dimethoxy-2,3-dihydro-1H-inden-1-one

    Molecular Formula

    C11H12O3

    Molecular Weight

    192.22

    Catalogue Number

    AR-D02158

    Parent Drug

    DONEPEZIL

    CAS Number

    2107-69-9

    Common Package:10,25,50,100 mg

    Collections: DONEPEZIL

    Category: 2107-69-9 AR-D02158 C11H12O3 DONEPEZIL

    RELATED PRODUCTS
    2-((1-benzylpiperidin-3-yl)methyl)-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one hydrochloride

    Synonym

    2-((1-benzylpiperidin-3-yl)methyl)-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one hydrochloride

    Molecular Formula

    C24H29NO3 HCl

    Molecular Weight

    379.50 36.46

    Catalogue Number

    AR-D02193

    Parent Drug

    DONEPEZIL
    4-((5,6-dimethoxy-1-oxo-1H-inden-2(3H)-ylidene)methyl)pyridine 1-oxide

    Synonym

    4-((5,6-dimethoxy-1-oxo-1H-inden-2(3H)-ylidene)methyl)pyridine 1-oxide

    Molecular Formula

    C17H15NO4

    Molecular Weight

    297.31

    Catalogue Number

    AR-D02192

    Parent Drug

    DONEPEZIL
    2-((1-benzylpiperidin-4-yl)methylene)-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one

    Synonym

    2-((1-benzylpiperidin-4-yl)methylene)-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one

    Molecular Formula

    C24H27NO3

    Molecular Weight

    377.48

    Catalogue Number

    AR-D02191

    Parent Drug

    DONEPEZIL
    Donepezil EP Impurity G

    Synonym

    2-((1-benzyl-1,2,3,4-tetrahydropyridin-4-yl)methyl)-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one

    Molecular Formula

    C24H27NO3

    Molecular Weight

    377.48

    Catalogue Number

    AR-D02190

    Parent Drug

    DONEPEZIL

    CAS Number

    2452407-72-4
    Donepezil N-Oxide-d7 HCl

    Molecular Formula

    C24H22D7NO4. HCl

    Molecular Weight

    402.54 36.46

    Catalogue Number

    AR-D02189

    Parent Drug

    DONEPEZIL
    Donepezil-d7 HCl

    Synonym

    2-[[1-[dideuterio-(2,3,4,5,6-pentadeuteriophenyl)methyl]piperidin-4-yl]methyl]-5,6-dimethoxy-2,3-dihydroinden-1-one;hydrochloride

    Molecular Formula

    C24H23D7NO3. HCl

    Molecular Weight

    386.54 36.46

    Catalogue Number

    AR-D02188

    Parent Drug

    DONEPEZIL

    CAS Number

    1261394-20-0
    Donepezil N-Oxide-d5

    Synonym

    1-benzyl-4-((5,6-dimethoxy-1-oxo-2,3-dihydro-1H-inden-2-yl)methyl)piperidine 1-oxide-D5

    Molecular Formula

    C24H24D5NO4

    Molecular Weight

    400.53

    Catalogue Number

    AR-D02187

    Parent Drug

    DONEPEZIL

    CAS Number

    120013-84-5 (non-labelled)
    2-((1-benzylpiperidin-4-yl)methyl)-5,6-dimethoxy-1H-inden-1-one

    Synonym

    2-((1-benzylpiperidin-4-yl)methyl)-5,6-dimethoxy-1H-inden-1-one

    Molecular Formula

    C24H27NO3

    Molecular Weight

    377.49

    Catalogue Number

    AR-D02186

    Parent Drug

    DONEPEZIL
    Desbenzyl Donepezil

    Synonym

    5,6-dimethoxy-2-(piperidin-4-ylmethyl)-2,3-dihydro-1H-inden-1-one

    Molecular Formula

    C17H23NO3

    Molecular Weight

    289.38

    Catalogue Number

    AR-D02185

    Parent Drug

    DONEPEZIL

    CAS Number

    120014-30-4
    2-(1-benzylpiperidin-4-yl)-3-(5,6-dimethoxy-2,3-dihydro-1H-inden-2-yl)propanoic acid

    Synonym

    2-(1-benzylpiperidin-4-yl)-3-(5,6-dimethoxy-2,3-dihydro-1H-inden-2-yl)propanoic acid

    Molecular Formula

    C26H33NO4

    Molecular Weight

    423.56

    Catalogue Number

    AR-D02184

    Parent Drug

    DONEPEZIL
    4-((5,6-dimethoxy-1-oxo-2,3-dihydro-1H-inden-2-yl)methyl)piperidine-1-carbaldehyde

    Synonym

    4-((5,6-dimethoxy-1-oxo-2,3-dihydro-1H-inden-2-yl)methyl)piperidine-1-carbaldehyde

    Molecular Formula

    C18H23NO4

    Molecular Weight

    317.38

    Catalogue Number

    AR-D02183

    Parent Drug

    DONEPEZIL

    CAS Number

    1808997-65-0
    2-ethoxybenzo[b]thiophen-4-ol

    Synonym

    2-ethoxybenzo[b]thiophen-4-ol

    Molecular Formula

    C10H10O2S

    Molecular Weight

    194.25

    Catalogue Number

    AR-D02182

    Parent Drug

    DONEPEZIL
    2-((1-benzyl-4-hydroxypiperidin-4-yl)methyl)-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one hydrochloride

    Synonym

    2-((1-benzyl-4-hydroxypiperidin-4-yl)methyl)-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one hydrochloride

    Molecular Formula

    C24H29NO4. HCl

    Molecular Weight

    395.50 36.46

    Catalogue Number

    AR-D02181

    Parent Drug

    DONEPEZIL

    CAS Number

    197010-22-3 (free base)
    1-(4-(3-(benzyloxy)-5,6-dimethoxy-1H-inden-2-yl)phenethyl)piperidine

    Synonym

    1-(4-(3-(benzyloxy)-5,6-dimethoxy-1H-inden-2-yl)phenethyl)piperidine

    Molecular Formula

    C31H35NO3

    Molecular Weight

    469.63

    Catalogue Number

    AR-D02180

    Parent Drug

    DONEPEZIL
    1-benzyl-4-((5,6-dimethoxy-1H-inden-2-yl)methyl)piperidine 1-oxide

    Synonym

    1-benzyl-4-((5,6-dimethoxy-1H-inden-2-yl)methyl)piperidine 1-oxide

    Molecular Formula

    C24H29NO3

    Molecular Weight

    379.50

    Catalogue Number

    AR-D02179

    Parent Drug

    DONEPEZIL
    Donepezil EP Impurity E

    Synonym

    1-benzyl-4-((5,6-dimethoxy-1-oxo-2,3-dihydro-1H-inden-2-yl)methyl)pyridin-1-ium bromide

    Molecular Formula

    C24H24NO3. Br

    Molecular Weight

    374.46 79.90

    Catalogue Number

    AR-Z00954

    Parent Drug

    DONEPEZIL

    CAS Number

    231283-82-2
    Donepezil-d5 HCl

    Synonym

    2-((1-benzylpiperidin-4-yl)methyl)-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one-D5 HCl

    Molecular Formula

    C24H24NO3D5. HCl

    Molecular Weight

    384.53 36.46

    Catalogue Number

    AR-D02177

    Parent Drug

    DONEPEZIL

    CAS Number

    120011-70-3 (non-labelled)
    2-((1-benzylpiperidin-4-yl)methyl)-5,6-dimethoxy-1H-indene-1,3(2H)-dione

    Synonym

    2-((1-benzylpiperidin-4-yl)methyl)-5,6-dimethoxy-1H-indene-1,3(2H)-dione

    Molecular Formula

    C24H27NO4

    Molecular Weight

    393.49

    Catalogue Number

    AR-D02176

    Parent Drug

    DONEPEZIL

    CAS Number

    1023500-88-0
    5,6-dimethoxy-1H-indene-1,3(2H)-dione

    Synonym

    5,6-dimethoxy-1H-indene-1,3(2H)-dione

    Molecular Formula

    C11H10O4

    Molecular Weight

    206.20

    Catalogue Number

    AR-D02175

    Parent Drug

    DONEPEZIL

    CAS Number

    36517-91-6
    S-Donepezil-d5

    Synonym

    (S)-2-((1-benzylpiperidin-4-yl)methyl)-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one-D5

    Molecular Formula

    C24H24NO3D5

    Molecular Weight

    384.53

    Catalogue Number

    AR-D02174

    Parent Drug

    DONEPEZIL
    R-Donepezil-d5

    Synonym

    (R)-2-((1-benzylpiperidin-4-yl)methyl)-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one-D5

    Molecular Formula

    C24H24NO3D5

    Molecular Weight

    384.53

    Catalogue Number

    AR-D02173

    Parent Drug

    DONEPEZIL
    3-Hydroxy Donepezil (Mixture of Diastereomers)

    Synonym

    1H- Inden- 1- one, 2, 3- dihydro- 3- hydroxy- 5, 6- dimethoxy- 2- [[1- (phenylmethyl) - 4-
    piperidinyl] methyl] -; 2-((1-benzylpiperidin-4-yl)methyl)-3-hydroxy-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one

    Molecular Formula

    C24H29NO4

    Molecular Weight

    395.49

    Catalogue Number

    AR-D02172

    Parent Drug

    DONEPEZIL

    CAS Number

    2097683-67-3
    Donepezil Alkene Pyridine N-Oxide

    Synonym

    4-((5,6-dimethoxy-1-oxo-1H-inden-2(3H)-ylidene)methyl)pyridine 1-oxide

    Molecular Formula

    C17H15NO4

    Molecular Weight

    297.31

    Catalogue Number

    AR-D02171

    Parent Drug

    DONEPEZIL

    CAS Number

    896134-06-8
    Donepezil related compound (E/Z mixture)

    Synonym

    2-((1-benzylpiperidin-4-yl)methylene)-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one

    Molecular Formula

    C24H27NO3

    Molecular Weight

    377.49

    Catalogue Number

    AR-D02170

    Parent Drug

    DONEPEZIL

    CAS Number

    120014-07-5
    Hydroxy Donepezil

    Synonym

    2-((1-benzylpiperidin-4-yl)(hydroxy)methyl)-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one

    Molecular Formula

    C24H29NO4

    Molecular Weight

    395.50

    Catalogue Number

    AR-D02168

    Parent Drug

    DONEPEZIL

    CAS Number

    197010-20-1
    4-Methyl-2-n-propyl-1H-benzimidazole-6-carboxylic Acid

    Synonym

    4-methyl-2-propyl-1H-benzo[d]imidazole-6-carboxylic acid

    Molecular Formula

    C12H14N2O2

    Molecular Weight

    218.26

    Catalogue Number

    AR-D02167

    Parent Drug

    DONEPEZIL

    CAS Number

    152628-03-0
    Dihydro Donepezil

    Synonym

    2-((1-benzylpiperidin-4-yl)methyl)-5,6-dimethoxy-2,3-dihydro-1H-inden-1-ol

    Molecular Formula

    C24H31NO3

    Molecular Weight

    381.52

    Catalogue Number

    AR-D02164

    Parent Drug

    DONEPEZIL

    CAS Number

    120012-04-6
    Donepezil Dehydrodeoxy Impurity

    Synonym

    1-benzyl-4-((5,6-dimethoxy-1H-inden-2-yl)methyl)piperidine

    Molecular Formula

    C24H29NO2

    Molecular Weight

    363.50

    Catalogue Number

    AR-D02162

    Parent Drug

    DONEPEZIL

    CAS Number

    120013-45-8
    Donepezil Benzyl Bromide Impurity

    Synonym

    1,1-dibenzyl-4-((5,6-dimethoxy-1-oxo-2,3-dihydro-1H-inden-2-yl)methyl)piperidin-1-ium bromide

    Molecular Formula

    C31H36NO3. Br

    Molecular Weight

    470.64 79.90

    Catalogue Number

    AR-D02161

    Parent Drug

    DONEPEZIL

    CAS Number

    844694-85-5
    6-O-Desmethyl Donepezil Glucuronide (Mixture of Diastereomers)

    Synonym

    (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

    Molecular Formula

    C29H35NO9

    Molecular Weight

    541.60

    Catalogue Number

    AR-D02159

    Parent Drug

    DONEPEZIL

    CAS Number

    220170-73-0
    Donepezil Desbenzyl Impurity HCl

    Synonym

    5,6-dimethoxy-2-(piperidin-4-ylmethyl)-2,3-dihydro-1H-inden-1-one hydrochloride

    Molecular Formula

    C17H23NO3. HCl

    Molecular Weight

    289.38 36.5

    Catalogue Number

    AR-D02157

    Parent Drug

    DONEPEZIL

    CAS Number

    120013-39-0
    6-O-Desmethyl Donepezil-d5

    Synonym

    2-((1-benzylpiperidin-4-yl)methyl)-6-hydroxy-5-methoxy-2,3-dihydro-1H-inden-1-one-D5

    Molecular Formula

    C23H22D5NO3

    Molecular Weight

    370.50

    Catalogue Number

    AR-D02156

    Parent Drug

    DONEPEZIL

    CAS Number

    1189443-74-0
    6-O-Desmethyl Donepezil

    Synonym

    2-((1-benzylpiperidin-4-yl)methyl)-6-hydroxy-5-methoxy-2,3-dihydro-1H-inden-1-one

    Molecular Formula

    C23H27NO3

    Molecular Weight

    365.47

    Catalogue Number

    AR-D02155

    Parent Drug

    DONEPEZIL

    CAS Number

    120013-56-1
    5-O-Desmethyl Donepezil-d5

    Synonym

    2-((1-benzylpiperidin-4-yl)methyl)-5-hydroxy-6-methoxy-2,3-dihydro-1H-inden-1-one-D5

    Molecular Formula

    C23H22NO3D5

    Molecular Weight

    370.56

    Catalogue Number

    AR-D02154

    Parent Drug

    DONEPEZIL

    CAS Number

    120013-57-2(non-d)
    5-O-Desmethyl Donepezil

    Synonym

    2-((1-benzylpiperidin-4-yl)methyl)-5-hydroxy-6-methoxy-2,3-dihydro-1H-inden-1-one

    Molecular Formula

    C23H27NO3

    Molecular Weight

    365.48

    Catalogue Number

    AR-D02153

    Parent Drug

    DONEPEZIL

    CAS Number

    120013-57-2
    Donepezil-d5

    Synonym

    2-((1-benzylpiperidin-4-yl)methyl)-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one-D5

    Molecular Formula

    C24H24D5NO3

    Molecular Weight

    384.53

    Catalogue Number

    AR-D02152

    Parent Drug

    DONEPEZIL

    CAS Number

    1128086-25-8
    Donepezil

    Synonym

    2-((1-benzylpiperidin-4-yl)methyl)-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one

    Molecular Formula

    C24H29NO3

    Molecular Weight

    379.50

    Catalogue Number

    AR-Z00955

    Parent Drug

    DONEPEZIL

    CAS Number

    120014-06-4
    Donepezil-d4 HCl

    Synonym

    2-((1-benzylpiperidin-4-yl)methyl)-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one-D4

    Molecular Formula

    C24H25NO3D4.HCl

    Molecular Weight

    383.53 36.46

    Catalogue Number

    AR-D02150

    Parent Drug

    DONEPEZIL

    CAS Number

    120014-06-4 (non-d)