2-Methyl-2-propenoic acid, 4-(methyl((heptadecafluorooctyl)sulfonyl)amino)butyl ester 2-Propenoic acid, 2-methyl-, 4-(((heptadecafluorooctyl)sulfonyl)methylamino)butyl ester 4-(((Heptadecafluorooctyl)sulphonyl)methylamino)butyl methacrylate 61577-14-8 EINECS 262-856-3