摘要 |
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 wherein R1, R2, X and R3 are as defined in the disclosure. A method for preparing a compound of Formula 5 wherein R1, R2, R3, R4, R5, R6 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. |
申请人 |
E.I. Du Pont De Nemours And Company |
发明人 |
KRISTJANSDOTTIR, Sigridur, Soley;SHAPIRO, Rafael;OBERHOLZER, Matthew, Richard |