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:
May. 20, 2008
Filed:
Jan. 09, 2004
Applicants:
Giovanni Fontana, Verona, IT;
Walter Navarrini, Milan, IT;
Inventors:
Giovanni Fontana, Verona, IT;
Walter Navarrini, Milan, IT;
Assignee:
Solvay Solexis S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 43/00 (2006.01); C07C 51/58 (2006.01); C07C 53/38 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for the synthesis of (per)fluorinated mono-functional carbonyl compounds having the following formula (I):F-A-R—B—C(O)X  (I)wherein:X=F, CF;A, B equal to or different from each other, are independently (per)fluoroalkylene or (per)fluorooxyalkylene groups;Ris —ORfO— wherein Rf=perfluoroalkylene or —ORf, wherein Rfis a perfluorooxyalkylene chain;said process comprising the following steps:A) obtainment of the formula (II) mono-hypofluorite:FO—CFX-A-R—B—C(O)X  (II)