1,1,1,2',4'-Pentafluoromethanesulfonanilide 1,1,1-Trifluoro-N-(2,4-difluorophenyl)methanesulfonamide 23384-22-7 BRN 1992541 MBR 3957 Methanesulfonamide, N-(2,4-difluorophenyl)-1,1,1-trifluoro- Methanesulfonanilide, 1,1,1,2',4'-pentafluoro- (8CI) N-(2,4-Difluorophenyl)-1,1,1-trifluoromethanesulfonamide