Process for the preparation of o-carboxypyridyl- and o-carboxyquinolylimidazolinones
申请人:AMERICAN CYANAMID COMPANY
公开号:EP0388620A1
公开(公告)日:1990-09-26
The present invention provides an improved process for the preparation of o-carboxypyridyl- and o-carboxyquinolylimidazolinones from their 2-methyl-o-carboxylate pyridine and quinoline precursors.
本发明提供了一种从 2-甲基-邻羧基吡啶和喹啉前体制备邻羧基吡啶和邻羧基喹啉咪唑啉酮的改进工艺。
US4925944A
申请人:——
公开号:US4925944A
公开(公告)日:1990-05-15
Process for the preparation of o-carboxypyridyl- and
申请人:American Cyanamid Company
公开号:US04925944A1
公开(公告)日:1990-05-15
The present invention provides an improved process for the preparation of o-carboxypyridyl- and o-carboxyquinolylimidazolinones from their 2-methyl-o-carboxylate pyridine and quinoline precursors.