2-oxobut-3-ynoic acid

Molecular Formula: C4H2O3


InChI: InChI=1/C4H2O3/c1-2-3(5)4(6)7/h1H,(H,6,7)/f/h6H

InChIKey: InChIKey=IWQJHJSBXNPYPP-BRMMOCHJCQ
SMILES: C#CC(=O)C(=O)O

Names:
    2-oxobut-3-ynoic acid

Registries:
    PubChem CID 171547
    PubChem ID 10257671