Process for the preparation of benzyl trifluoromethyl sulfide

Details Process for the preparation of benzyl trifluoromethyl sulfide Process for the preparation of benzyl trifluoromethyl sulfide

1987-05-21

1988-11-29

Ceperley, Mary E.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

558425, 568 51, 568 52, 568 56, C07C14370, C07C149273

Patent

active

047880120

ABSTRACT:
A process for the preparation of a benzyl trifluoromethyl sulfide by bringing a benzyl thiocyanate and trifluoromethyl bromide into contact with zinc in a polar aprotic solvent or a pyridine. The invention also relates to a process for the preparation of trifluoromethane sulfonyl chloride by bringing a benzyl trifluoromethyl sulfide into contact with chlorine and water.

REFERENCES:
patent: 3226433 (1965-12-01), Bennett et al.
patent: 3282979 (1966-11-01), Reifschneider et al.
patent: 3506718 (1970-04-01), Mutsch
E. Lewis et al, J. Am. Chem. Soc. 1985, 107, 6668-6673.
T. Nguyen et al, J. Org. Chem. 1981, 46, 1938-1940, Reaction of Perfluoroalkyl Carbanions with Thiocyanates. Synthesis of Fluorinated Sulfides and Sulfenyl Chlorides.

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