CAS: 75-07-0 Molecular Formula: C2H4O Molecular Weight (g/mol): 44.04 MDL Number: MFCD00006991 InChI Key: IKHGUXGNUITLKF-UHFFFAOYSA-N Synonym: ethanal,acetic aldehyde,ethyl aldehyde,acetaldehyd,acetylaldehyde,aldehyde,acetic ethanol,aldeide acetica,octowy aldehyd,aldehyde acetique PubChem CID: 177 ChEBI: CHEBI:15343 IUPAC Name: acetaldehyde SMILES: CC=O