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:
Sep. 03, 2013
Filed:
Apr. 29, 2010
Applicant:
Olivier Buisine, Saint-Genis Laval, FR;
Inventor:
Olivier Buisine, Saint-Genis Laval, FR;
Assignee:
Rhodia Operations, Aubervilliers, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 313/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for preparing fluoroalkanesulphinic acid esters is described. The preparation of esters of trifluoromethanesulphinic acid, commonly referred to as 'triflinic acid,' is also described. A method for preparing a fluoroalkanesulphinic acid ester is also described wherein the method includes reacting a fluoroalkanesulphinic acid with an organic carbonate leading to the formation of a fluoroalkanesulphinic acid ester and carbon dioxide, which is removed during the reaction.