DOXEPIN N-OXIDE, (Z)-
UNII R4FQY7E63S

Substance Identification & Data

This profile provides standardized clinical and technical data for Doxepin N-oxide, (z)-, uniquely identified by the FDA Unique Ingredient Identifier (UNII) R4FQY7E63S.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 131523-92-7 and the RxNorm Concept ID (RxCUI) N/A. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code

R4FQY7E63S

CAS Registry Number

131523-92-7

RxNorm Concept ID

N/A

Detailed Substance Profile

Preferred Name

DOXEPIN N-OXIDE, (Z)-

Official standardized name for this substance within the FDA UNII nomenclature system.

InChIKey

C19H21NO2

International Chemical Identifier digital signature for unique molecular identification.

SMILES String

QJCSDPQQGVJGQY-BOPFTXTBSA-N

Line notation for describing the chemical structure and connectivity of atoms.

PubChem CID

6428584

Unique identification number in the NCBI database of chemical substances.

Substance Type

chemical

ISO 11238 classification category (e.g., Chemical, Polymer, Protein).

Ingredient Role

c1cc2OCc3ccccc3/C(=C/CC[N+]([O-])(C)C)/c2cc1

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Doxepin N-oxide, (z)-. 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.