Freon 115 Other names: Pentafluoroethyl chloride Monochloropentafluoroethane F115 Chloropentafluoroethane Formula: C2ClF5 CAS: 76-15-3 Weight: 154,47 g/mol Boiling point: -39,1 °C Melting point: -106 °C Density: N/A