PYRROLIDINONES ET PROCEDE POUR LES PREPARER

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专利权人:

FMC CORPORATION

发明人:

CHEN, YUZHONG

申请号：

CA3057297

公开号：

CA3057297A1

申请日:

2018.03.16

申请国别(地区):

CA

年份:

2018

代理人:

摘要：

This application is directed to a compound of Formula II Also disclosed is a process for preparing a compound of Formula II comprising using the compounds of Formulae IV and V Also disclosed is a method for preparing a compound of Formula I comprising contacting a compound of Formula II with a compound of a compound of Formula VI wherein A1, A2 A3, R1, R2, R3a, R3b, R4, B1, B2 and B3, are as defined in the disclosure.

来源网站：

中国工程科技知识中心

来源网址：

http://www.ckcest.cn/home/