CAS: 79-09-4 Molecular Formula: C3H6O2 Molecular Weight (g/mol): 74.079 MDL Number: MFCD00002756 InChI Key: XBDQKXXYIPTUBI-UHFFFAOYSA-N Synonym: propionic acid,ethylformic acid,methylacetic acid,carboxyethane,ethanecarboxylic acid,pseudoacetic acid,metacetonic acid,monoprop,luprosil,prozoin PubChem CID: 1032 ChEBI: CHEBI:30768 IUPAC Name: propanoic acid SMILES: CCC(=O)O