Halogen exchange fluorination

Details Halogen exchange fluorination Halogen exchange fluorination

1990-02-15

1991-02-05

Siegel, Alan

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

Organic compounds

Halogen containing

C07C 1720

Patent

active

049907026

ABSTRACT:
A process for halogen exchange fluorination by contacting a halocarbon having a replaceable halogen other than fluorine with CsF or RbF.multidot.nHF wherein n is 0.5-3 to provide a fluorinated hydrocarbon having at least one more fluorine than the starting halocarbon and, optionally, regenerating the MF.multidot.nHF with additional HF, or in a continuous process, with excess HF in the feed.

REFERENCES:
patent: 4311863 (1982-01-01), Gumprecht

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