Synthesis of perfluoroalkyl bromides

Details Synthesis of perfluoroalkyl bromides Synthesis of perfluoroalkyl bromides

1990-11-21

1991-10-15

Evans, J. E.

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

Organic compounds

Halogen containing

570137, C07C 1722, C07C 1908

Patent

active

050576330

ABSTRACT:
The invention relates to the preparation of perfluoroalkyl bromides or bromoperfluoroalkanes C.sub.n F.sub.2n+1 -Br (n=1 to 20).
A perfluoroalkanesulphonyl chloride C.sub.n F.sub.2n+1 -SO.sub.2 Cl is reacted with a compound of formula: ##STR1## in which X represents a nitrogen or phosphorus atom and R.sup.1, R.sup.2, R.sup.3 and R.sup.4, which may be identical or different, each represent an optionally substituted hydrocarbon radical, it also being possible for one of these symbols to be a hydrogen atom.

REFERENCES:
patent: 4912269 (1990-03-01), Drivon et al.

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