5,6-Dimethoxy-2-[(4-piperidyl)methyl]indane (Donepezil Impurity)

CAS No. 844694-83-3

1H-Pyrazole-1-propanoic acid,4-bromo-3-(2,5-dimethylphenyl)-a-(methoxymethylene)-5-methyl-,methyl ester 209801-75-2

1H-Imidazole-2-carboxamide,4,5-dihydro-N-(2-methoxy-6-methylphenyl)-, monohydrochloride 64124-51-2

1H-Pyrazole-1-ethanol, 5-[(triphenylmethyl)amino]-,4-methylbenzenesulfonate (ester) 689180-58-3

1H-Perimidine, 2-(3,4-dimethoxyphenyl)-, monohydrochloride 63656-83-7

1H-Pyrazole-1-ethanol,5-[(1E)-4-(4-methoxy-2-methylphenyl)-1-butenyl]- 835901-79-6

1H-Imidazole-2-carboxamide, N-cyclohexyl-1-methyl-4,5-diphenyl- 489446-82-4

1H-Imidazole-2-carboxamide, 4,5-dihydro-N-(3,4,5-trimethoxyphenyl)-,monohydrochloride 64124-50-1

1H-Pyrazole-1-propanoic acid,4-chloro-3-(2-chlorophenyl)-a-(methoxymethylene)-5-methyl-, methylester 209801-58-1

1H-Pyrazole-1-ethanol, 4-(4-chloro-2-nitrophenyl)- 630414-41-4

1H-Pentazole, 1-(4-nitrophenyl)- 32785-48-1

1H-Pyrazole-1-ethanamine, 3,4,5-triethyl- 562815-85-4

1H-Imidazole-2-carboxamide,1-[2-[4-[[(2S,4R)-4-[acetyl(4-chlorophenyl)amino]-3,4-dihydro-2-methyl-1(2H)-quinolinyl]carbonyl]phenoxy]ethyl]- 868211-58-9

1H-Naphtho[2,3-c]pyran-3-acetic acid,3,4,5,10-tetrahydro-1-methyl-5,10-dioxo-, methyl ester, cis- 63972-47-4

1H-Imidazole-2-carboxamide,N-hexyl-1-methyl-4,5-bis(4-methylphenyl)- 489446-97-1

1H-Imidazole-2-carboxylic acid, 1-methyl-5-nitro-,2-(aminoiminomethyl)hydrazide, hydrochloride 63745-30-2

1H-Pyrazole-1-ethanamine, monohydrochloride 663941-73-9

1H-Pyrazole-1-propanoic acid,4-bromo-a-(methoxymethylene)-5-(methylthio)-3-phenyl-, methyl ester 209801-96-7

1H-Pyrazole-3,4,4,5,5-pentacarboxylic acid, 4,4,5,5-tetraethyl 3-methylester 105020-51-7

1H-Pyrazole-1-carboxylic acid,5-[[4-[(hexadecylsulfonyl)methylamino]phenyl]amino]-2,3-dihydro-3-oxo-2-(2,2,2-trifluoroethyl)-, phenyl ester 63944-93-4

1H-Imidazole-2-carboxaldehyde,1-[4-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-4-[2-methyl-4-[[2-[(1E)-2-[4-(trifluoromethyl)phenyl]ethenyl]-4-oxazolyl]methoxy]phenyl]butyl]- 568594-92-3

1H-Pyrazole-1-ethanol,3-(4-fluorophenyl)-4-[2-[(1E)-2-(4-fluorophenyl)ethenyl]-4-pyridinyl]- 216506-89-7

1H-Imidazole-2-acetonitrile, 1-[3-(trifluoromethyl)phenyl]- 63928-12-1

1H-Pyrazole-1-propanoic acid,3-(2,6-dichlorophenyl)-a-(methoxymethylene)-5-methyl-, methyl ester 209801-53-6

1H-Pyrazole-1-carboxylic acid,5-[3-[[[(cyclopropylmethyl)amino]carbonyl]oxy]cyclobutyl]-3-[[2-methyl-1-oxo-2-(2-pyridinyl)propyl]amino]-, 1,1-dimethylethyl ester 853568-50-0

1H-Imidazole-2-carboxamide,N-(2,6-dichlorophenyl)-4,5-dihydro-1-methyl- 64125-17-3

1H-Imidazole-2-carboxamide,1-[2-[[2-methyl-4-[[2-[(1E)-2-[4-(trifluoromethyl)phenyl]ethenyl]-4-oxazolyl]methoxy]phenyl]methoxy]ethyl]- 568595-21-1

1H-Imidazole-2-carboxamide,N-[3-[[2-(4-amino-1,2,5-oxadiazol-3-yl)-1-ethyl-1H-imidazo[4,5-c]pyridin-6-yl]oxy]phenyl]-1-methyl- 850665-86-0

1H-Imidazole-2-carboxamide,5-(4-chlorophenyl)-4-(2,4-dichlorophenyl)-N-1-piperidinyl-1-[[2-(trimethylsilyl)ethoxy]methyl]- 489447-91-8

1H-Imidazole-2-acetonitrile, 1-(1-phenylethyl)- 63928-06-3

1H-Pyrazole-1-ethanol, 3,5-dimethyl-4-(phenylazo)- 6025-37-2

1H-Imidazole-2-carboxamide,4,5-bis(4-chlorophenyl)-1-methyl-N-4-morpholinyl- 489447-16-7

1H-Imidazole-2-carboxaldehyde, 1-(triphenylmethyl)-,[4-(5-oxazolyl)phenyl]hydrazone 774239-58-6

1H-Pyrazole-1-propanoic acid,4-bromo-5-ethyl-a-(methoxymethylene)-3-phenyl-, methyl ester 209801-95-6

1H-Pyrazole-1-carboxylic acid,5-amino-2-[4-(hexadecylsulfonyl)phenyl]-2,3-dihydro-3-oxo-, ethyl ester 63944-77-4

1H-Imidazole-2-carboxamide,5-(4-chlorophenyl)-4-(2,4-dichlorophenyl)-N-1-piperidinyl-1-propyl- 489447-98-5

1H-Pyrazole-3,4-dicarboxylic acid, 1-(1,1-dimethylethyl)-5-methyl-,4-methyl ester 268544-88-3

1H-Imidazole-2-carboximidic acid, 4,5-dihydro-, 2-phenylhydrazide 73923-46-3

1H-Perimidine, 2-(2-chlorophenyl)-1-methyl-, monohydrochloride 63656-73-5

1H-Phenalen-1-one, 2-[1-[(4-chlorophenyl)hydrazono]ethyl]-3-hydroxy- 639858-24-5

1H-Pyrazole-1-propanoic acid,5-amino-3-[1-(4-chlorophenyl)cyclobutyl]-, ethyl ester 485827-14-3

1H-Imidazole-2-carboxamide,5-(4-chlorophenyl)-4-(2,4-dichlorophenyl)-N-[(1R,2S)-2-(hydroxymethyl)cyclohexyl]-1-methyl-, rel- 489447-93-0

1H-Imidazole-2-carboxamide,4-(4-chlorophenyl)-5-(2,4-dichlorophenyl)-1-ethyl-N-1-piperidinyl- 489447-56-5

1H-Perimidine, 1-(methoxymethyl)- 27228-34-8

1H-Pyrazole-1-ethanol, 3-(4-fluorophenyl)-4-(2-fluoro-4-pyridinyl)- 216506-86-4

1H-Imidazole-2-carboxylic acid, 4,5-bis(4-chlorophenyl)-1-methyl- 489447-14-5

1H-Imidazole-2-carboxamide,1-[2-cyano-4-(propylsulfonyl)phenyl]-4-[(dimethylamino)methylene]-N,N-didodecyl-4,5-dihydro-5-oxo- 496846-93-6

1H-Pyrazole-1-propanoic acid,5-ethyl-a-(methoxymethylene)-3-phenyl-, methyl ester 209801-84-3

1H-Pyrazole-1-ethanamine, N-(4-nitrophenyl)- 689157-85-5

1H-Imidazole-2-acetic acid, 4,5-dihydro-, monohydrochloride 52069-67-7

1H-Pyrazole-1-ethanol,5-[4-[4-[[2-[(1E)-2-[2-fluoro-4-(trifluoromethyl)phenyl]ethenyl]-4-oxazolyl]methoxy]-2-methylphenyl]butyl]- 568595-65-3

1H-Imidazole-2-carboxamide,5-(4-chlorophenyl)-N-cyclohexyl-4-(2,4-dichlorophenyl)-1-(1-methylethyl)- 489447-66-7

1H-Imidazole-2-carboxamide,4,5-bis(4-chlorophenyl)-N-(1,1-dimethylethyl)-1-methyl- 489447-20-3

1H-Pyrazole-3,4-dicarboxylic acid, 4,5-dihydro-5-(2-phenylethyl)-,dimethyl ester, (4S,5S)- 497868-67-4

1H-Pyrazole-1-ethanol,a-(1,1-dimethylethyl)-3-[4-(trifluoromethyl)phenyl]- 497946-50-6

1H-Pyrazole-1-propanoic acid, 5-amino-3-[1-(2-pyridinyl)cyclobutyl]-,ethyl ester 485827-17-6

1H-Pyrazole-1-ethanamine, 3,5-diethyl-4-(phenylmethyl)- 562815-96-7

1H-Imidazole-2-acetonitrile, 1-[(4-chlorophenyl)methyl]- 63928-08-5

1H-Pyrazole-1-ethanol, 3-phenyl-5-(phenylmethyl)- 43155-12-0

1H-Pyrazole-1-propanoic acid, a-bromo-3,5-dimethyl- 868235-10-3

1H-Pentazole, 1-(4-chlorophenyl)- 33054-56-7