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:
May. 21, 1985
Filed:
May. 05, 1983
Applicant:
Inventors:
Jerry M Barton, East Windsor, NJ (US);
Don W Long, Trenton, NJ (US);
Kenneth D Lotts, Trenton, NJ (US);
Assignee:
American Cyanamid Company, Stamford, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
546167 ; 546278 ; 546112 ; 546183 ; 548302 ; 548322 ;
Abstract
A novel process for the preparation of 2-(5,5-disubstituted-4-oxoor thiono)-2-imidazolin-2-yl)nicotinic acids, quinoline-3-carboxylic acids and benzoic acids by the base-catalyzed cyclization of appropriately substituted 2-carbamoyl nicotinic acids, 3-quinolinecarboxylic, or benzoic acids. The products are useful as herbicides.