Diphenhydramine Hydrochloride

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C₁₇H₂₁NO·HCl 291.82
Ethanamine, 2-(diphenylmethoxy)-N,N-dimethyl-, hydrochloride;
2-(Diphenylmethoxy)-N,N-dimethylethylamine hydrochloride [147-24-0]

DEFINITION

Diphenhydramine Hydrochloride contains NLT 98.0% and NMT 102.0% of diphenhydramine hydrochloride (C₁₇H₂₁NO·HCl), calculated on the dried basis.

USP REFERENCE STANDARDS FOR PURCHASE

USP Diphenhydramine Hydrochloride RS
USP Diphenhydramine Related Compound A RS

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