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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Reference substances

Reference substances

IUPAC name:
2-oxopentanedioic acid

Inventory

EC number:
206-330-3
EC name:
2-oxoglutaric acid
CAS number:
328-50-7
CAS number:
328-50-7
Synonyms
Names:
2-Ketoglutaric acid
2-Oxo-1,5-pentanedioic acid
2-Oxoglutaric acid
2-Oxopentanedioic acid
Glutaric acid, 2-oxo-
Pentanedioic acid, 2-oxo-
α-Ketoglutaric acid
α-Oxoglutaric acid
α-Oxopentanedioic acid
α-keto-Glutaric acid
Identifier:
CAS number
328-50-7
Identifier:
EC name
2-oxoglutaric acid
Identifier:
EC number
206-330-3
Identifier:
IUPAC name
2-oxoglutaric acid
Identifier:
other: InChl
1S/C5H6O5/c6-3(5(9)10)1-2-4(7)8/h1-2H2,(H,7,8)(H,9,10)
Identifier:
other: SMILES notation
C(=O)(CCC(=O)O)C(=O)O
2-oxopentanedioic acid

Molecular and structural information

Molecular formula:
C5H6O5
Molecular weight:
146.1
SMILES notation:
OC(=O)CCC(=O)C(=O)O
InChl:
InChI=1/C5H6O5/c6-3(5(9)10)1-2-4(7)8/h1-2H2,(H,7,8)(H,9,10)
Structural formula:
Chemical structure

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