3-oxabicyclo[2.2.0]hex-5-en-2-one

Molecular Formula: C₅H₄O₂

InChI: InChI=1/C5H4O2/c6-5-3-1-2-4(3)7-5/h1-4H

InChIKey: InChIKey=QAVYTTBRXJVSNJ-UHFFFAOYAN
SMILES: C1=CC2C1C(=O)O2

Names:
    3-oxabicyclo[2.2.0]hex-5-en-2-one

Registries:
    PubChem CID 140976
    PubChem ID 10247349