Patent Number: 8,871,939

Title: Method for preparing 2-aminobenzamide derivatives

Abstract: A method for preparing a compound of Formula 1 comprising contacting a compound of Formulae 2 and 3 in the presence of a palladium source, a ligand, a base and carbon monoxide ##STR00001## wherein R.sup.1, R.sup.2, X and R.sup.3 are as defined in the disclosure. A method for preparing a compound of Formula 5 wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6 and Z are as defined in the disclosure, using a compound of Formula 1 characterized by preparing a compound of Formula 1 by the method disclosed above or using a compound of Formula 1 prepared by the method above. ##STR00002##

Inventors: Kristjansdottir; Sigridur Soley (Wilmington, DE), Shapiro; Rafael (Wilmington, DE), Oberholzer; Matthew Richard (Wilmington, DE)

Assignee: E I du Pont de Nemours and Company

International Classification: C07C 231/10 (20060101)

Expiration Date: 2018-10-28 0:00:00