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:
Mar. 06, 1990
Filed:
Jan. 25, 1989
Applicant:
Inventors:
David A Young, Warrenville, IL (US);
Mary E Volling, Joliet, IL (US);
Assignee:
Amoco Corporation, Chicago, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
562416 ; 562413 ;
Abstract
A process for producing ortho-nitroaromatic acids in high yields is disclosed. The process comprises reacting an ortho-nitroaromatic having at least one nitro group ortho to at least one oxidizable group with molecular oxygen in an inert reaction medium in the conjoint presence of a co-oxidizable compound, a heavy metal catalyst and bromine.