Pentafluorobenzenesulfonyl chloridePentafluorobenzenesulphonyl chloride 97%Pentafluorobenzenesulfonyl chloride五氟苯磺酰氯2,3,4,5,6-Pentafluorobenzenesulfonyl chloride2,3,4,5,6-Pentafluorobenzene-1-sulfonyl chloride2,3,4,5,6-五氟苯磺酰氯pentafluorobenzene-1-sulfonyl chloride