DIPHENHYDRAMINE HYDROCHLORIDE
UNII TC2D6JAD40

Substance Identification & Data

This profile provides standardized clinical and technical data for Diphenhydramine Hydrochloride, uniquely identified by the FDA Unique Ingredient Identifier (UNII) TC2D6JAD40.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 147-24-0 and the RxNorm Concept ID (RxCUI) 1362. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code
TC2D6JAD40
CAS Registry Number
147-24-0
RxNorm Concept ID

Detailed Substance Profile

Preferred Name
DIPHENHYDRAMINE HYDROCHLORIDE
Official standardized name for this substance within the FDA UNII nomenclature system.
Molecular Formula
TC2D6JAD40
The specific atomic composition represented as a molecular structure string.
InChIKey
C17H21NO.ClH
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
PCHPORCSPXIHLZ-UHFFFAOYSA-N
Line notation for describing the chemical structure and connectivity of atoms.
NCI Thesaurus
National Cancer Institute reference terminology for clinical and research data.
PubChem CID
Unique identification number in the NCBI database of chemical substances.
Substance Type
chemical
ISO 11238 classification category (e.g., Chemical, Polymer, Protein).
Ingredient Role
CN(C)CCOC(c1ccccc1)c2ccccc2.Cl

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Diphenhydramine Hydrochloride. Identifiers are organized into official regulatory terms, commercial trade names, and technical systematic synonyms used to ensure accurate identification across clinical pharmaceutical databases, regulatory filings, and electronic health records.

FDA Official Name

DIPHENHYDRAMINE HCL

Common Names & Synonyms

DIPHENHYDRAMINE HYDROCHLORIDE
DIPHENHYDRAMINE HYDROCHLORIDE [EP IMPURITY]
DIPHENHYDRAMINE HYDROCHLORIDE [EP MONOGRAPH]
DIPHENHYDRAMINE HYDROCHLORIDE [JAN]
DIPHENHYDRAMINE HYDROCHLORIDE [MART.]
DIPHENHYDRAMINE HYDROCHLORIDE [MI]
DIPHENHYDRAMINE HYDROCHLORIDE [ORANGE BOOK]
DIPHENHYDRAMINE HYDROCHLORIDE [USP MONOGRAPH]
DIPHENHYDRAMINE HYDROCHLORIDE [USP-RS]
DIPHENHYDRAMINE HYDROCHLORIDE [VANDF]
DIPHENHYDRAMINE HYDROCHLORIDE [WHO-DD]

Brand / Trade Names

BELDIN
BELIX
BENADRYL
BENYLIN
DIBENIL
DIPHEN
HYDRAMINE
SILPHEN
VICKS FORMULA 44

Systematic Nomenclature

2-(DIPHENYLMETHOXY)-N,N-DIMETHYLETHYLAMINE HYDROCHLORIDE
ETHANAMINE, 2-(DIPHENYLMETHOXY)-N,N-DIMETHYL-, HYDROCHLORIDE

Technical Codes

NSC-33299

NDC Products Containing DIPHENHYDRAMINE HYDROCHLORIDE

This unique ingredient identifier is listed as an ingredient or substance in the following products in the NDC directory: