1,1-Dichloro-1-fluoroethane Other names: Dichlorofluoroethane F141b Freon 141b Formula: C2H3Cl2F CAS: 1717-00-6 Weight: 116,95 g/mol Boiling point: 32 °C Melting point:-103,5 °C Density: 1,25 g/cm3