Isophorone Other names: 3,5,5-Trimethyl-2-cyclohexenone 3,5,5-Trimethyl-2-cyclohexen-1-one Formula: C9H14O CAS: 78-59-1 Weight: 138,21 g/mol Boiling point: 215 °C Melting point: -8 °C Density: 0,9228 g/cm3