FOMEPIZOLE
UNII 83LCM6L2BY

Substance Identification & Data

This profile provides standardized clinical and technical data for Fomepizole, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 83LCM6L2BY.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 7554-65-6 and the RxNorm Concept ID (RxCUI) 15226. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code

83LCM6L2BY

CAS Registry Number

7554-65-6

RxNorm Concept ID

15226

Detailed Substance Profile

Preferred Name

FOMEPIZOLE

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

Molecular Formula

83LCM6L2BY

The specific atomic composition represented as a molecular structure string.

InChIKey

C4H6N2

International Chemical Identifier digital signature for unique molecular identification.

SMILES String

RIKMMFOAQPJVMX-UHFFFAOYSA-N

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

NCI Thesaurus

C47538

National Cancer Institute reference terminology for clinical and research data.

PubChem CID

3406

Unique identification number in the NCBI database of chemical substances.

INN ID

6633

Sequential identifier assigned via the WHO International Nonproprietary Name program.

USAN ID

BB-65

Identifier assigned by the United States Adopted Names Council.

Substance Type

chemical

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

Ingredient Role

n1[nH]cc(c1)C

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Fomepizole. 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.