TRIMETREXATE
UNII UPN4ITI8T4

Substance Identification & Data

This profile provides standardized clinical and technical data for Trimetrexate, uniquely identified by the FDA Unique Ingredient Identifier (UNII) UPN4ITI8T4.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 52128-35-5 and the RxNorm Concept ID (RxCUI) 42333. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code

UPN4ITI8T4

CAS Registry Number

52128-35-5

RxNorm Concept ID

42333

Detailed Substance Profile

Preferred Name

TRIMETREXATE

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

InChIKey

C19H23N5O3

International Chemical Identifier digital signature for unique molecular identification.

SMILES String

NOYPYLRCIDNJJB-UHFFFAOYSA-N

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

NCI Thesaurus

C1314

National Cancer Institute reference terminology for clinical and research data.

PubChem CID

5583

Unique identification number in the NCBI database of chemical substances.

INN ID

5103

Sequential identifier assigned via the WHO International Nonproprietary Name program.

Substance Type

chemical

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

Ingredient Role

n1c(c2c(c(CNc3cc(OC)c(c(c3)OC)OC)ccc2nc1N)C)N

Synonyms and Nomenclature

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