Per (poly) fluoroalkyl chlorides could smoothly react with electron - rich aromatic compounds induced by sodium dithionite in DMSO to give the per ( poly) fluoroalkylated aromatics.

• 全氟或多氟烷基氯代烷在保险粉引发下在DMSO溶剂中可以与富电子芳香烃反应,方便地得到氟烷基化的产物。