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:
Dec. 25, 1979
Filed:
Jul. 24, 1978
Applicant:
Inventor:
Kenzie Nozaki, Houston, TX (US);
Assignee:
Shell Oil Company, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
585511 ; 2524 / ;
Abstract
Butadiene is hydrodimerized to 1,7-octadiene in high yield by contacting the butadiene with a formate of an alkali metal, alkaline earth metal or ammonia, a palladium catalyst, tertiary phosphine, a solvent selected from dialkyl sulfoxides, N,N-dialkylalkanamides, substituted and unsubstituted pyridines and sulfolanes and at least one mole of water per mole of formate salt.