Synonyms: 2,3,3,3-tetrafluoro-2-[1,1,2,2-tetrafluoro-2-(fluorosulphonyl)ethoxy]propionyl fluoride;2,3,3,3-Tetrafluoro-2-[1,1,2,2-tetrafluoro-2-(fluorosulfonyl)ethoxy]propanoyl fluoride;2,3,3,3-Tetrafluoro-2-[1,1,2,2-tetrafluoro-2-(fluorosulfonyl)ethoxy]propanoyl=fluoride;2,3,3,3-Tetrafluoro-2-[1,1,2,2-tetrafluoro-2-(fluorosulfonyl)ethoxy]propionic acid fluoride;2-[1,1,2,2-Tetrafluoro-2-(fluorosulfonyl)ethoxy]-2,3,3,3-tetrafluoropropionyl fluoride;2-[2-(Fluorosulfonyl)-1,1,2,2-tetrafluoroethoxy]-2,3,3,3-tetrafluoropropanoic acid fluoride;Einecs 223-823-9;Propanoyl fluoride, 2,3,3,3-tetrafluoro-2-(1,1,2,2-tetrafluoro-2-(fluorosulfonyl)ethoxy)-