Pharm-Rx Diphenhydramine Citrate

Pharm-Rx Diphenhydramine Citrate falls under the category hierarchy of the healthcare and pharmaceutical markets. Specifically, this product is categorized under the applications segment of drug delivery and care solutions, more specifically as an element within other drug and care solutions.

Chemical Name: Diphenhydramine Citrate

CAS Number: 88637-37-0

Chemical Inventories: EINECS (EU), TCSI (Taiwan)

Certifications & Compliance: FDA 29 CFR 1910.1200

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    Enhanced TDS

    Identification & Functionality

    Molecular formula
    C₁₇H₂₁NO · C₆H₈O₇

    Diphenhydramine Citrate contains not less than 98.0% and not more than 102.0% of diphenhydramine citrate (C₁₇H₂₁NO · C₆H₈O₇), calculated on the dried basis.

    Chemical Structure

     - 1

    Applications & Uses


    Physical Form
    Typical Properties
    ValueUnitsTest Method / Conditions
    Molecular Weight447.48

    Regulatory & Compliance

    Certifications & Compliance
    Chemical Inventories
    USP Reference Standards
    • USP Diphenhydramine Citrate RS USP Diphenhydramine Related Compound A RS 2-(Diphenylmethoxy)-N-methylethanamine hydrochloride
    • C16H19NO · HCl 277.79