PYRROLIDONE CARBOXYLIC ACID
UNII 6VT1YZM21H

Substance Identification & Data

This profile provides standardized clinical and technical data for Pyrrolidone Carboxylic Acid, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 6VT1YZM21H.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 149-87-1 and the RxNorm Concept ID (RxCUI) 9036. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code
6VT1YZM21H
CAS Registry Number
149-87-1
RxNorm Concept ID

Detailed Substance Profile

Preferred Name
PYRROLIDONE CARBOXYLIC ACID
Official standardized name for this substance within the FDA UNII nomenclature system.
Molecular Formula
6VT1YZM21H
The specific atomic composition represented as a molecular structure string.
InChIKey
C5H7NO3
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
ODHCTXKNWHHXJC-UHFFFAOYSA-N
Line notation for describing the chemical structure and connectivity of atoms.
PubChem CID
Unique identification number in the NCBI database of chemical substances.
Substance Type
chemical
ISO 11238 classification category (e.g., Chemical, Polymer, Protein).
Ingredient Role
N1C(=O)CCC1C(=O)O

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Pyrrolidone Carboxylic Acid. 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.

Common Names & Synonyms

(+/-)-PYROGLUTAMIC ACID
DL-2-PYRROLIDINONE-5-CARBOXYLIC ACID
DL-2-PYRROLIDONE-5-CARBOXYLIC ACID
DL-PYROGLUTAMIC ACID
DL-PYRROLIDONECARBOXYLIC ACID
PIDOLIC ACID, DL-
PYROGLUTAMIC ACID, DL-

Systematic Nomenclature

(+/-)-2-PYRROLIDONE-5-CARBOXYLIC ACID
5-OXO-DL-PROLINE
DL-PROLINE, 5-OXO-
PROLINE, 5-OXO-, DL-
PYRROLIDONE CARBOXYLIC ACID

Technical Codes

NSC-40887

NDC Products Containing PYRROLIDONE CARBOXYLIC ACID

This unique ingredient identifier is listed as an ingredient or substance in the following products in the NDC directory: