52584-45-9 60529-60-4 Benzenesulfonic acid, 4-((4,4,5,5,5-pentafluoro-3-(pentafluoroethyl)-1,2,3-tris(trifluoromethyl)-1-pentenyl)oxy)-, sodium salt EINECS 258-024-4 Sodium 4-((4,4,5,5,5-pentafluoro-3-(pentafluoroethyl)-1,2,3-tris(trifluoromethyl)-1-pentenyl)oxy)benzenesulphonate