DIFLUOROMETHYL1,2,2,2-TETRAFLUOROETHYLETHER;DESFLURANE;1,2,2,2-TETRAFLUOROETHYLDIFLUOROMETHYLETHER;(2S)-2-(difluoromethoxy)-1,1,Chemicalbook1,2-tetrafluoroethane;Difluoromethyl1,2,2,2-tetrafluoroethylether99%;Difluoromethyl1,2,2,2-tetrafluoroethylether99%;i653;Suprane