Donepezil

Donepezil Impurities & Reference Standards

Donepezil is an established active pharmaceutical ingredient (API) with broad application in pharmaceutical formulation, drug substance manufacturing, and quality control. The compound carries the molecular formula C24H29NO3, corresponding to a molecular weight of 379.49 g/mol. High-purity Donepezil and its related substances / process impurities are essential for analytical method development, method validation, quality control, and regulatory submissions under ICH, USP, BP, and EP guidelines. Donepezil is available as a certified impurity reference standard with CoA, HPLC chromatograms, and spectroscopic data to support analytical method development and regulatory compliance.