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:
Feb. 28, 2012
Filed:
Jan. 27, 2010
Applicants:
Lionel Saudan, Geneva, CH;
Philippe Dupau, Bellegarde/Valserine, FR;
Jean-jacques Riedhauser, Dardagny, CH;
Patrick Wyss, Geneva, CH;
Inventors:
Lionel Saudan, Geneva, CH;
Philippe Dupau, Bellegarde/Valserine, FR;
Jean-Jacques Riedhauser, Dardagny, CH;
Patrick Wyss, Geneva, CH;
Assignee:
Firmenich SA, Geneva, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 29/149 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to the field of catalytic hydrogenation and, more particularly, to the use of Ru complexes with tetradentate ligands having at least one amino or imino coordinating group and at least one phosphino coordinating group in hydrogenation processes for the reduction of esters or lactones into the corresponding alcohol or diol respectively.