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. 27, 2018
Filed:
Apr. 14, 2015
E. I. Du Pont DE Nemours and Company, Wilmington, DE (US);
Kanu Maganbhai Patel, Sugarland, TX (US);
E. I. du Pont de Nemours and Company, Wilmington, DE (US);
Abstract
Disclosed are compounds of Formula I, including all stereoisomers, (N-oxides), and salts thereof, wherein A and R are as defined in the disclosure. Also disclosed is a method for preparing a compound of Formula I, comprising reacting a compound of Formula II with an aroyl enolate salt of Formula III in the presence of an acid in an aqueous solvent mixture, wherein A, R and M are as defined in the disclosure. Also disclosed is a method for preparing a compound of Formula IV, comprising reacting a compound of Formula I with an aldehyde of Formula V in the presence of a secondary amine salt, wherein A, B and R are as defined in the disclosure