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. 06, 2017
Filed:
Sep. 11, 2013
Applicant:
University Court of the University of St. Andrews, St. Andrews, GB;
Inventors:
Assignee:
University Court of the University of St. Andrews, St. Andrews, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 37/50 (2006.01); C07C 41/03 (2006.01); C07C 1/20 (2006.01); C07C 37/00 (2006.01); C07C 39/19 (2006.01);
U.S. Cl.
CPC ...
C07C 1/20 (2013.01); C07C 37/003 (2013.01); C07C 37/50 (2013.01); C07C 39/19 (2013.01); C07C 41/03 (2013.01); C07C 2531/22 (2013.01); C07C 2531/28 (2013.01); Y02P 30/42 (2015.11);
Abstract
The invention provides a method of alkene metathesis comprising contacting at least a first alkene, which is cardanol and/or anacardic acid, with an alkylidene ruthenium alkene metathesis catalyst comprising two ligands Pand P, which may be the same or different and of formula P(R), in which P is a phosphorus atom coordinated to the ruthenium ion and each Ris independently an optionally substituted alkyl or alkoxy group; or two Rgroups within one Por Pligand constitute an optionally substituted bicycloalkyl.