Molecular properties
- Formula
- C5H6O5
- Molar mass
- 146.10 g·mol−1
- Exact mass
- 146.0215 Da
- 3
- PubChem CID
- 51
Molecule record
2-oxopentanedioic acid
C5H6O5
146.10 g/mol
Loading structure
Functional groups
Alkane / alkyl carbon
Carboxylic acid
Ketone
Physical properties
No source-backed physical properties are curated for this molecule yet.
Common names and synonyms
- 2 Ketoglutaric Acid
- 2-Oxo-1,5-pentanedioic acid
- 2-oxoglutarate
- 2-oxoglutaric acid
- 206-330-3
- 328-50-7
- 8ID597Z82X
- A-KETOGLUTARICUM ACIDUM
Show all 24 synonyms
- CHEBI:30915
- DTXCID3013179
- DTXSID5033179
- Glutaric acid, 2-oxo-
- Glutaric acid, alpha keto
- NSC-17391
- Oxoglutarate
- Oxoglutaric acid
- Pentanedioic acid, 2-oxo-
- RefChem:555767
- a-ketoglutaric acid
- alpha-Oxoglutaric acid
- alpha-ketoglutaric acid
- hydron;2-oxopentanedioate
- ketoglutaric acid
- oxogluric acid
Structure identifiers
- Canonical SMILES
- O=C(O)CCC(=O)C(=O)O
- Isomeric SMILES
- C(CC(=O)O)C(=O)C(=O)O
- InChI
- InChI=1S/C5H6O5/c6-3(5(9)10)1-2-4(7)8/h1-2H2,(H,7,8)(H,9,10)
- InChIKey
- KPGXRSRHYNQIFN-UHFFFAOYSA-N
- PubChem CID
- 51
Spectroscopy
Tabs appear only for spectra stored with clear provenance.
No redistributable or simulated spectroscopy record is attached yet.
Simulated NMR
On-demand educational prediction for 2-oxopentanedioic acid; not experimental data.
Simulated EI mass spectrum
On-demand educational fragmentation for 2-oxopentanedioic acid; not experimental data.
Sources
Molecule identity
Retrieved 8/20/2026. Reuse status is summarized by the badge; open the source for full details.