Method for the preparation of anilinofumarate and quinoline-2,3-dicarboxylic acid
申请人:AMERICAN CYANAMID COMPANY
公开号:EP0262305A1
公开(公告)日:1988-04-06
The present invention relates to novel methods for the preparation of quinoline-2,3-dicarboxylic acid, useful for the preparation of the highly effective 2-(2imidazolin-2-yl)quinoline-3-carboxylic acid herbicidal agents.
Method for the preparation of quinoline-2,3-dicarboxylic acid
申请人:AMERICAN CYANAMID COMPANY
公开号:EP0257433A2
公开(公告)日:1988-03-02
The present invention relates to novel methods for the preparation of quinoline-2,3-dicarboxylic acid, useful for the preparation of the highly effective 2-(2-imidazolin-2-yl)quinoline-3-carboxylic acid herbicidal agents.
Improved method for the preparation of dialkyl dichlorosuccinates
申请人:AMERICAN CYANAMID COMPANY
公开号:EP0309724A1
公开(公告)日:1989-04-05
The present invention relates to an improved method for the preparation of dialkyl dichlorosuccinates which are useful intermediates in the preparation of anilinofumarates. Anilinofumarates are, in turn, used in the preparation of 2-(2-imidazolin-2-yl)quinoline-3-carboxylic acid herbicidal agents.