| 摘要 |
A halogenated alkene is reacted with HF in the presence of TaF5 or NbF5 to produce a fluorinated alkane. Exemplary is the reaction of tetrachloroethene with HF in the presence of TaF5 to produce 1,2,2-trichloro-1,1-difluoroethane and 1,1,2,2-tetrachloro-1-fluoroethane.
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