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.