Catalyzed hydrofluorination process

Details Catalyzed hydrofluorination process Catalyzed hydrofluorination process

1989-06-15

1990-10-30

Siegel, Alan

Organic compounds -- part of the class 532-570 series

Organic compounds

Halogen containing

C07C 1708

Patent

active

049670247

ABSTRACT:
Process of the preparation of highly fluorinated alkanes by contacting halogenated alkenes or alkanes with at least the molar equivalent of HF in the presence of a catalyst selected from TaF.sub.5 and NbF.sub.5 in an amount of at least 0.25 molar equivalent at a temperature of 0.degree. C. to 175.degree. C.

REFERENCES:
patent: 4258225 (1981-03-01), Feiring
A. E. Feiring, J. of Fluorine Chemistry, 13, pp. 7-18 (1979).

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