Benzoxazine derivatives, benzothiazine derivatives and herbicides comprising the same
申请人:SUNTORY LIMITED
公开号:EP0434440A1
公开(公告)日:1991-06-26
A benzoxazine derivative and a benzothiazine derivative having the formula (I):
wherein
A is N or a CH group;
B is O, S, an SO group or an SO₂ group;
W is O, S, a CR⁴R⁵ group or an NR⁴ group wherein R⁴ and R⁵ are each independently a hydrogen atom, a CN group or an NO₂ group;
X, Y and Z are each independently a hydrogen atom, a halogen atom or a lower haloalkyl group having 1 to 3 carbon atoms;
R¹ is a hydrogen atom, a lower alkyl group having 1 to 5 carbon atoms, a lower alkenyl group having 2 to 5 carbon atoms, a lower alkynyl group having 2 to 5 carbon atoms, a lower hydroxyalkyl group having 1 to 5 carbon atoms or a lower haloalkyl group having 1 to 3 carbon atoms; and
R² and R³ are each independently a hydrogen atom, a lower alkyl group having 1 to 5 carbon atoms or an aryl group having 6 to 10 carbon atoms and a herbicidal composition containing the compound of the formula (I) as an active ingredient.
具有式 (I) 的苯并恶嗪衍生物和苯并噻嗪衍生物:
其中
A 是 N 或 CH 基团
B 是 O、S、SO 基团或 SO₂ 基团
W 是 O、S、CR⁴R⁵ 基团或 NR⁴ 基团,其中 R⁴ 和 R⁵ 各自独立地是氢原子、CN 基团或 NO₂ 基团;
X、Y 和 Z 各自独立地为氢原子、卤素原子或具有 1 至 3 个碳原子的低级卤代烷基;
R¹ 是氢原子、具有 1 至 5 个碳原子的低级烷基、具有 2 至 5 个碳原子的低级烯基、具有 2 至 5 个碳原子的低级炔基、具有 1 至 5 个碳原子的低级羟烷基或具有 1 至 3 个碳原子的低级卤烷基;以及
R² 和 R³ 各自独立地为氢原子、具有 1 至 5 个碳原子的低级烷基或具有 6 至 10 个碳原子的芳基。