REGIOSPECIFIC PREPARATION OF α,α-DIHALOFLUOROMETHYL PERFLUOROALKYL KETONES.
Acylation of F-phosphoranium salts with F-acyl chlorides gives the corresponding Z-perfluoro betaine in high yield.Subsequent chlorination or bromination regiospecifically yields the α,α-dihalofluoromethyl perfluoroalkyl ketones.
Jeong, In Howa,Burton, Donald J.,Cox, Daryl G.
p. 3709 - 3712
(2007/10/02)
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