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. 02, 1992
Filed:
Feb. 12, 1987
Applicant:
Inventors:
Alan J Chalk, Kinnelon, NJ (US);
Laszlo V Wertheimer, Woodbridge, NJ (US);
Assignee:
Givaudan Corporation, Clifton, NJ (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ; C07C / ; C07C / ;
U.S. Cl.
CPC ...
560261 ; 554145 ; 544178 ; 546184 ; 560265 ; 562598 ; 568687 ; 568903 ; 585273 ; 585277 ;
Abstract
A modified ruthenium catalyst can be used to selectively hydrogenate an olefinic double bond in the presence of another olefinic double bond in the same or in a different molecule. Modifiers are selected from compounds containing trivalent nitrogen, trivalent phosphorus and divalent sulfur.