LETRAZURIL
UNII U8736VCB22

Substance Identification & Data

This profile provides standardized clinical and technical data for Letrazuril, uniquely identified by the FDA Unique Ingredient Identifier (UNII) U8736VCB22.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 103337-74-2 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

U8736VCB22

CAS Registry Number

103337-74-2

RxNorm Concept ID

N/A

Detailed Substance Profile

Preferred Name

LETRAZURIL

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

InChIKey

C17H9Cl2FN4O2

International Chemical Identifier digital signature for unique molecular identification.

SMILES String

XQKYUBTUOHHNDV-UHFFFAOYSA-N

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

NCI Thesaurus

C170113

National Cancer Institute reference terminology for clinical and research data.

PubChem CID

59745

Unique identification number in the NCBI database of chemical substances.

INN ID

6445

Sequential identifier assigned via the WHO International Nonproprietary Name program.

Substance Type

chemical

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

Ingredient Role

c1(n(ncc([nH]1)=O)-c2cc(Cl)c(c(c2)Cl)C(C#N)c3ccc(cc3)F)=O

Synonyms and Nomenclature

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