CAS: 32778-09-9 Molecular Formula: C3 Cl3 F5 O Molecular Weight (g/mol): 253.38 Synonym: 1,1-Dichloro-1-(chlorodifluoromethoxy)-2,2,2-trifluoroethane,Isoflurane Imp. E (EP) IUPAC Name: 1,1-dichloro-1-[chloro(difluoro)methoxy]-2,2,2-trifluoroethane SMILES: FC(F)(F)C(Cl)(Cl)OC(F)(F)Cl