申请人:American Cyanamid Company
公开号:US04439607A1
公开(公告)日:1984-03-27
The present invention relates to a process for the preparation of substituted pyridine and quinoline-2,3-dicarboxylic anhydrides, and the herbicidally effective imidazolinyl pyridine and quinoline compounds prepared therefrom.
本发明涉及一种制备取代吡啶和喹啉-2,3-二羧酸酐的过程,以及由此制备的具有除草效果的咪唑啉基吡啶和喹啉化合物。