Muconolactone

InChI: InChI=1/C6H6O4/c7-5(8)3-4-1-2-6(9)10-4/h1-2,4H,3H2,(H,7,8)

InChIKey: InChIKey=HPEKPJGPWNSAAV-UHFFFAOYAG
SMILES: OC(=O)CC1OC(=O)C=C1

CAS number 6666-46-2

Names:
    Muconolactone
    (5-oxo-2,5-dihydrofuran-2-yl)acetic acid
    2,5-Dihydro-5-oxofuran-2-acetate
    2,5-dihydro-5-oxofuran-2-acetate
    2,5-Dihydro-5-oxofuran-2-acetate
    2-Oxo-2,5-dihydrofuran-5-acetate
    2-oxo-2,5-dihydrofuran-5-acetate
    2-Oxo-2,5-dihydrofuran-5-acetate
    4-Carboxymethyl-4-hydroxyisocrotonolactone
    4-carboxymethyl-4-hydroxyisocrotonolactone
    4-Carboxymethyl-4-hydroxyisocrotonolactone
    5-Oxo-2,5-dihydrofuran-2-acetate
    5-oxo-2,5-dihydrofuran-2-acetate
    5-Oxo-2,5-dihydrofuran-2-acetate

Registries:
    PubChem CID 542
    CAS 6666-46-2 (from NIST)
    ChEBI 18080
    Kegg C04105
    PubChem ID 6796