PYRIDYLOXY THIOESTER DERIVATIVE AND PREPARATION METHOD THEREFOR, HERBICIDAL COMPOSITION, AND APPLICATION
申请人:Qingdao Kingagroot Chemical Compound Co., Ltd.
公开号:US20220073465A1
公开(公告)日:2022-03-10
The invention relates to the field of pesticide technology, and in particular a type of pyridyloxy thioester derivative, preparation method, herbicidal composition and application thereof. The pyridyloxy thioester derivative is represented by formula I,
wherein, A, B each independently represent halogen, or alkyl or cycloalkyl with or without halogen; C represents hydrogen, halogen, alkyl or haloalkyl; Q represents halogen, cyano, cyanoalkyl, hydroxyalkyl, amino, nitro, formyl, alkyl with or without halogen or the like; M represents alkyl or alkenyl with or without halogen or the like; X represents nitro or NR
1
R
2
. The compound has excellent herbicidal activity and higher crop safety, especially good selectivity for key crops such as rice.
本发明涉及杀虫剂技术领域,特别是一种吡啶氧基硫酯衍生物、制备方法、除草剂组合物及其应用。该吡啶氧基硫酯衍生物由公式I表示,其中,A、B各自独立地表示卤素、或带或不带卤素的烷基或环烷基;C表示氢、卤素、烷基或卤代烷基;Q表示卤素、氰基、氰基烷基、羟基烷基、氨基、硝基、甲酰基、带或不带卤素的烷基或类似物;M表示带或不带卤素的烷基或烯基或类似物;X表示硝基或NR1R2。该化合物具有优异的除草活性和更高的作物安全性,特别是对关键作物如水稻具有良好的选择性。