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:
Jul. 28, 1992
Filed:
Feb. 28, 1989
Applicant:
Inventors:
Reinhold Gull, Marl, DE;
Thomas Keil, Marl, DE;
Assignee:
Huels Aktiengesellschaft, Marl, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ; C07C / ;
U.S. Cl.
CPC ...
554130 ; 568342 ; 554131 ; 560114 ;
Abstract
Hydrocarboxyalkylation of .alpha.,.omega.-dienes with carbon monoxide and an alcohol in the presence of a cobalt compound and a tertiary amine gives .omega.-enecarboxylic acid esters with high selectivity and in good yields.