Name: 2,4-Dimethylsulfolane CAS: 1003-78-7 Molecular Formula: C6H12O2S Molecular Weight: 148.223 Synonyms 2,4-Dimethyltetrahydrothiophene-1,1-dioxide tetrahydro-2,4-dimethylthiophene 1,1-dioxide 2,4-dimethylthiophan 1,1-dioxide Molar Mass 148.223 g/mol Density 1.095g/cm3 Melting Point -3℃ Boling Point 279.3°C at 760 mmHg Flash Point 145.6°C Vapor Presure 0.00688mmHg at 25°C Refractive Index 1.452