The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 29, 1988
Filed:
May. 21, 1987
Applicant:
Inventors:
Assignee:
Rhone-Poulenc Chimie, Cedex, FR;
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
2605 / ; 558425 ; 568 51 ; 568 52 ; 568 56 ;
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.