Synonyms: 1-Octanesulfonamide,N-butyl-1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-N-(2-hydroxyethyl)-,acrylate (ester) (8CI); 1-Octanesulfonamide,N-butyl-1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-N-2-hydroxyethyl-,acrylate (6CI); 2-Propenoic acid, 2-[butyl[(heptadecafluorooctyl)sulfonyl]amino]ethylester (9CI); 2-(N-Butylperfluorooctanesulfonamido)ethyl acrylate; FX 189;Fluorad FC 189; Fluorad FX 189; N-Butylperfluorooctanesulphonamido ethylacrylate