CAS: 513-86-0 Molecular Formula: C4H8O2 Molecular Weight (g/mol): 88.11 Synonym: 2-Butanone, 3-hydroxy-,3-Hydroxy-2-butanone,(±)-3-Hydroxybutan-2-one,(±)-Acetoin,1-Hydroxyethyl methyl ketone,2,3-Butanolone,2-Hydroxy-3-butanone,3-Hydroxybutanone,3-Hydroxyl-2-butanone,3-Oxo-2-butanol,Acetoin,Acetoine,Acetyl methyl carbinol,DL-Acetoin,Dimethylketol,Methanol, acetylmethyl-,NSC 7609,γ-Hydroxy-β-oxobutane IUPAC Name: 3-hydroxybutan-2-one SMILES: CC(O)C(=O)C