NIAPRAZINE
UNII R2H3YN6E3L

Substance Identification & Data

This profile provides standardized clinical and technical data for Niaprazine, uniquely identified by the FDA Unique Ingredient Identifier (UNII) R2H3YN6E3L.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 27367-90-4 and the RxNorm Concept ID (RxCUI) 31722. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code

R2H3YN6E3L

CAS Registry Number

27367-90-4

RxNorm Concept ID

31722

Detailed Substance Profile

Preferred Name

NIAPRAZINE

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

InChIKey

C20H25FN4O

International Chemical Identifier digital signature for unique molecular identification.

SMILES String

RSKQGBFMNPDPLR-UHFFFAOYSA-N

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

NCI Thesaurus

C76943

National Cancer Institute reference terminology for clinical and research data.

PubChem CID

71919

Unique identification number in the NCBI database of chemical substances.

INN ID

2817

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(cnccc1)C(NC(C)CCN2CCN(CC2)c3ccc(cc3)F)=O

Synonyms and Nomenclature

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