Also Called: Propanenitrile, 2,3,3,3-tetrafluoro-2-(trifluoromethyl)-;2,3,3,3-Tetrafluoro-2-(trifluoromethyl)propannitril;2,3,3,3-Tetrafluoro-2-(trifluoromethyl)propanenitrile;Propanenitrile, 2,3,3,3 tetrafluoro- 2-(trifluoromethyl)- (P-15-0320);Propanenitrile, 2,3,3,3 tetrafluoro-2-(trifluoromethyl)-;Heptafluoroisobutyronitrile