OXALOACETIC ACID
UNII 2F399MM81J

Substance Identification & Data

This profile provides standardized clinical and technical data for Oxaloacetic Acid, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 2F399MM81J.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 328-42-7 and the RxNorm Concept ID (RxCUI) 1661330. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code

2F399MM81J

CAS Registry Number

328-42-7

RxNorm Concept ID

1661330

Detailed Substance Profile

Preferred Name

OXALOACETIC ACID

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

InChIKey

C4H4O5

International Chemical Identifier digital signature for unique molecular identification.

SMILES String

KHPXUQMNIQBQEV-UHFFFAOYSA-N

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

NCI Thesaurus

C168687

National Cancer Institute reference terminology for clinical and research data.

PubChem CID

970

Unique identification number in the NCBI database of chemical substances.

Substance Type

chemical

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

Ingredient Role

C(CC(O)=O)(C(O)=O)=O

Synonyms and Nomenclature

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