Donepezil Impurity A

CAS No :

120013-39-0?

Molecular Formula:

C17H24ClNO3

Molecular Weight:

325.83?

Chemical Name:

5?,20-Epoxy-1,7?-dihydroxy-9-oxotax-11-ene-2?,4,10?,13?-tetrayl 4,10-diacetate 2-benzoate 13-[(2R,3S)-3-(benzoylamino)-2-hydroxy-3-phenyl propanoate] ;

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Donepezil Dehydro Deoxy Impurity

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Molecular Formula:​ C24H29NO2

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Donepezil impurity 1

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Molecular Formula:​ C24H27NO3

Molecular Weight: ​377.48

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Donepezil USP RC A

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Donepezil Deoxy Impurity

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Molecular Formula:​ C24H31NO2

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Donepezil Hydroxy Impurity

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Molecular Formula:​ C24H29NO4?

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Donepezil Pyridine N-Oxide

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Molecular Formula:​ C17H17NO4

Molecular Weight: ​299.32

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Donepezil Dihydro Impurity

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Molecular Formula:​ C24H31NO3

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API – Impurities | Specialty Chemicals

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