1,1,2,2-Tetrafluoro-1-chloroethane 1-Chloro-1,1,2,2-tetrafluoroethane 354-25-6 4-01-00-00129 (Beilstein Handbook Reference) BRN 1736683 EINECS 206-552-0 Ethane, 1-chloro-1,1,2,2-tetrafluoro- F 124a HCFC 124a HCFC-124A HSDB 6872 R 124a