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Substance Name: Oxalacetic acid
RN: 328-42-7
UNII: 2F399MM81J
InChIKey: KHPXUQMNIQBQEV-UHFFFAOYSA-N

Note

  • 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.

Molecular Formula

  • C4-H4-O5

Molecular Weight

  • 132.0706
 
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Names and Synonyms

Name of Substance

  • Oxalacetic acid

MeSH Heading

  • Oxaloacetic acid

Synonyms

  • 2-Ketosuccinic acid
  • EINECS 206-329-8
  • Ketosuccinic acid
  • NSC 77688
  • Oxalacetic acetic
  • Oxalacetic acid
  • Oxaloacetic acid
  • Oxosuccinic acid
  • UNII-2F399MM81J

Systematic Names

  • Butanedioic acid, 2-oxo-
  • Butanedioic acid, oxo-
  • Oxalacetic acid

Registry Numbers

CAS Registry Number

  • 328-42-7

FDA UNII

  • 2F399MM81J

System Generated Number

  • 0000328427

Structure Descriptors

InChI

InChI=1S/C4H4O5/c5-2(4(8)9)1-3(6)7/h1H2,(H,6,7)(H,8,9)

InChIKey

KHPXUQMNIQBQEV-UHFFFAOYSA-N

Smiles

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

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 161 dec deg C   EXP
log P (octanol-water) -2.580 (none)   EST
Atmospheric OH Rate Constant 1.57E-12 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.