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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

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Reference substances

Reference substances

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IUPAC name:
glutaric anhydride

Inventory

EC number:
203-593-6
EC name:
Glutaric anhydride
CAS number:
108-55-4
CAS number:
108-55-4
Synonyms
Names:
2H-Pyran-2,6(3H)-dione, dihydro-
Identifier:
IUPAC name
5-[(4-carboxybutanoyl)oxy]-5-oxopentanoic acid
Identifier:
other: Molecular formula
C5H6O3
Identifier:
other: InChl
InChI=1/C5H6O3/c6-4-2-1-3-5(7)8-4/h1-3H2
Identifier:
other: SMILES notation
O=C1CCCC(=O)O1
5,5'-oxybis(5-oxopentanoic acid)

Molecular and structural information

Molecular formula:
C5H6O3
Molecular weight:
114.1
SMILES notation:
C1CC(=O)OC(=O)C1
InChl:
1S/C5H6O3/c6-4-2-1-3-5(7)8-4/h1-3H2
Structural formula:
Chemical structure

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