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:
Apr. 24, 1979
Filed:
Dec. 12, 1977
Applicant:
Inventors:
Ching-Yong Wu, O'Hara Township, Allegheny County, PA (US);
Harold E Swift, Gibsonia, PA (US);
Assignee:
Gulf Research & Development Company, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
260464 ; 2604 / ; 2604653 ; 2605 / ; 528 74 ; 528272 ; 528310 ; 528344 ; 568817 ;
Abstract
A mixture of 3,8- and 4,8-dicyanotricyclo[5.2.1.0]decane is prepared by the hydrocyanation of 8-cyanotricyclo[5.2.1.0]dec-3-ene in the presence of a catalyst system comprising a zero valent nickel complex, free of carbon monoxide, a promoting amount of a metal compound such as zinc chloride and a hydroxy-containing aryl compound such as p-cresol as a solvent.