Chemicals and Drugs

Oxaloacetic Acid

A dicarboxylic acid ketone that is an important metabolic intermediate of the CITRIC ACID CYCLE. It can be converted to ASPARTIC ACID by ASPARTATE TRANSAMINASE.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A dicarboxylic acid ketone that is an important metabolic intermediate of the CITRIC ACID CYCLE. It can be converted to ASPARTIC ACID by ASPARTATE TRANSAMINASE.

Chemical Identity

Chemical Information

Molecular Formula
C4H4O5
Molecular Weight
132.07 g/mol
CAS Registry No.
328-42-7
IUPAC Name
2-oxobutanedioic acid
InChIKey
KHPXUQMNIQBQEV-UHFFFAOYSA-N
SMILES
C(C(=O)C(=O)O)C(=O)O
MeSH Unique ID
D062907
Source
PubChem CID 970

MeSH Record

Classification

Broader headings

Related Concepts

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MeSH Record

Synonyms

9 entry terms
  • 2-Ketosuccinic Acid
  • 2-oxo-Butanedioic Acid
  • Ketosuccinic Acid
  • Oxalacetic Acid
  • 2 Ketosuccinic Acid
  • 2 oxo Butanedioic Acid
  • Acid, Oxalacetic
  • Acid, Oxaloacetic
  • Oxaloacetate

MeSH Record

Aspects Covered

24 allowable subheadings

Indexed with the subheadings administration & dosage, adverse effects, agonists, analysis, antagonists & inhibitors, blood, cerebrospinal fluid, chemical synthesis, chemistry, classification, economics, history, immunology, isolation & purification, metabolism, pharmacokinetics, pharmacology, poisoning, radiation effects, standards, supply & distribution, therapeutic use, toxicity, urine.

MeSH Record

History Note

2013

MeSH Hierarchy

Tree Numbers

AMA Style

References

  1. National Library of Medicine. Oxaloacetic Acid. Medical Subject Headings (MeSH). 2026. Unique ID D062907. http://id.nlm.nih.gov/mesh/2026/D062907
  2. Oxaloacetic Acid. In: Wikipedia. https://en.wikipedia.org/wiki/Oxaloacetic_acid
  3. Oxaloacetic Acid. In: Wikidata. https://www.wikidata.org/wiki/Q408658
  4. Oxaloacetic Acid. In: PubChem Compound. CID 970. https://pubchem.ncbi.nlm.nih.gov/compound/970