Synonyms: Nonane,8,9-epoxy-1,1,1,2,3,3,4,4,5,5,6,6-dodecafluoro-2-(trifluoromethyl)- (8CI); Oxirane,[2,2,3,3,4,4,5,5,6,7,7,7-dodecafluoro-6-(trifluoromethyl)heptyl]- (9CI);2-(2,2,3,3,4,4,5,5,6,7,7,7-Dodecafluoro-6-trifluoromethylheptyl)oxirane; E3630; [1,1-Dihydro-6-(trifluoromethyl)perfluoroheptyl]oxirane