发明名称 |
Process for the preparation of 2-(5,5-disubstituted-4-oxo-2-imidazolin-2-yl)nicotinic acids, quinoline-3-carboxylic acids, and benzoic acids |
摘要 |
A novel process for the preparation of herbicidal 2-(5,5-disubstituted-4-oxo(or thiono)-2-imidazolin-2-yl)nicotinic acids, quinoline-3-carboxylic acids and benzoic acids by the base-catalyzed cyclization of appropriately substituted 2-carbamoyl nicotinic acids, 3-quinolinecarboxylic, or benzoic acids.
|
申请公布号 |
US4658030(A) |
申请公布日期 |
1987.04.14 |
申请号 |
US19850703014 |
申请日期 |
1985.04.11 |
申请人 |
AMERICAN CYANAMID COMPANY |
发明人 |
BARTON, JERRY M.;LONG, DON W.;LOTTS, KENNETH D. |
分类号 |
C07D213/81;C07D213/82;C07D215/54;C07D233/70;C07D401/04;(IPC1-7):C07D401/04 |
主分类号 |
C07D213/81 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|