Donepezil EP Impurity E Bromide CAS 231283-82-2

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.231283-82-2
Molecular FormulaC24H24NO3 Br
Molecular WeightN/A
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Donepezil EP Impurity E Bromide CAS 231283-82-2 chemical structure

Description

Donepezil EP Impurity E Bromide (CAS 231283-82-2) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C24H24NO3 Br. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC24H24NO3 Br
Molecular Weight454.36 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at room temperature, protect from light, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)13.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2023
Halogen ContentBr-containing
Nitrogen Atoms1

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