4-Hydroxy-4-methyl-2-pentanone Other names: Diacetone alcohol Pyraton Acetonyldimethylcarbinol Formula: C6H12O2 CAS: 123-42-2 Weight: 116,16 g/mol Boiling point: 166 °C Melting point: -44 °C Density: 0,9387 g/cm3