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. 05, 1989
Filed:
Mar. 14, 1988
Applicant:
Inventors:
Guy R Steinmetz, Kingsport, TN (US);
Kevin J Edgar, Kingsport, TN (US);
Stephen N Falling, Kingsport, TN (US);
Assignee:
Other;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
562406 ; 562473 ; 562475 ; 562477 ; 562480 ; 562493 ; 568797 ;
Abstract
A process for the production of aromatic carboxylic acids which comprises carbonylating substituted iodoaromatic compounds in the presence of carbon monoxide, a catalytic amount of a transition metal catalyst, and a Bronsted base in a mixture of a carboxylic acid and water under aromatic carboxylic acid forming conditions of temperature and pressure.