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:
Jul. 28, 2015
Filed:
Sep. 27, 2012
Applicant:
Firmenich SA, Geneva, CH;
Inventors:
Assignee:
Firemenich SA, Geneva, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 15/00 (2006.01); C07C 29/14 (2006.01); C07C 29/141 (2006.01); B01J 31/18 (2006.01); B01J 31/22 (2006.01); B01J 31/24 (2006.01); C07B 41/02 (2006.01); C07C 29/145 (2006.01); C07C 45/64 (2006.01);
U.S. Cl.
CPC ...
C07C 29/141 (2013.01); B01J 31/181 (2013.01); B01J 31/1805 (2013.01); B01J 31/2226 (2013.01); B01J 31/24 (2013.01); B01J 31/2409 (2013.01); C07B 41/02 (2013.01); C07C 29/145 (2013.01); C07C 45/64 (2013.01); B01J 2231/643 (2013.01); B01J 2531/0238 (2013.01); B01J 2531/821 (2013.01); C07B 2200/07 (2013.01); C07C 2101/02 (2013.01); C07C 2101/04 (2013.01); C07C 2101/10 (2013.01); C07C 2101/16 (2013.01); C07C 2101/18 (2013.01); C07C 2102/42 (2013.01);
Abstract
The present invention relates to processes for the reduction by hydrogenation, using molecular H, of a C-Csubstrate containing one or two aldehydes functional groups into the corresponding alcohol or diol, characterized in that said process is carried out in the presence of —at least one catalyst or pre-catalyst in the form of a ruthenium complex having a coordination sphere of the NPO, wherein the coordinating atoms Nare provided by a first bidentate ligand, the coordinating atoms Pare provided by a second bidentate ligand and the coordinating atoms Oare provided by two non-linear carboxylate ligands; and—optionally of an acidic additive.