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:
Jun. 28, 2016
Filed:
Nov. 06, 2013
Applicant:
Firmenich SA, Geneva, CH;
Inventors:
Jean-Jacques Riedhauser, Geneva, CH;
Oliver Knopff, Geneva, CH;
Assignee:
Firmenich SA, Geneva, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 51/14 (2006.01); C07C 67/38 (2006.01);
U.S. Cl.
CPC ...
C07C 51/14 (2013.01); C07C 67/38 (2013.01);
Abstract
The present invention concerns a process of carbonylation of poly-unsaturated diene with high selectivity for the preparation of a β,γ-unsaturated carboxylic acid or ester in the presence of water or alcohol and catalyzed by [PdClP] complex wherein Pis two mono or one bidentate phosphine ligand.