Synonyms: bis[2-[ethyl(nonafluorobutanesulphonyl)amino]ethyl] hydrogen phosphate;N,N'-[Phosphinicobis(oxy-2,1-ethanediyl)]bis[N-ethyl-1,1,2,2,3,3,4,4,4-nonafluoro-1-butanesulfonamide];1-Butanesulfonamide, N,N'-(phosphinicobis(oxy-2,1-ethanediyl))bis(N-ethyl-1,1,2,2,3,3,4,4,4-nonafluoro-;Einecs 267-864-0