3-(Substituted 3- or 5-isoxazolyl)-1-4-, or 5-substituted-2-imidazolidinones, methods for their preparation, compositions containing them and their use as herbicides
申请人:PPG INDUSTRIES, INC.
公开号:EP0034456A1
公开(公告)日:1981-08-26
The invention relates to new herbicidal compounds having the formula:-
wherein: A is
wherein R is alkyl or haloalkyl of up to 6 carbon atoms; cycloalkyl of from 3 to 8 carbon atoms; alkenyl or alkynyl of up to 5 carbon atoms; -R'-O-R` or -R4-S-R5 wherein R4 is alkylene of up to 6 carbon atoms and R is alkyl of up to 6 carbon atoms; or
wherein Z is nitro, halogen, trifluoromethyl or R and n is 0,1, 2, or 3; R' is hydroxy, halogen or
wherein R6 is alkyl or haloalkyl of up to 9 carbon atoms; cycloalkyl of from 3 to 8 carbon atoms; alkenyl or alkynyl of up to 5 carbon atoms, or
wherein Z' is nitro, halogen, trifluoromethyl, alkyl or alkoxy of up to 8 carbon atoms; and n is 0, 1, 2, or 3; R2 is hydrogen, hydroxy, alkyl of up to 4 carbon atoms, or allyl; and R3 is alkyl of up to 3 carbon atoms or allyl.
The invention also includes methods for their production, herbicidal compositions containing same and the use of the said compounds in the control of weeds.
本发明涉及具有以下式子的新除草化合物
其中A 是
其中 R 是碳原子数不超过 6 个的烷基或卤代烷基;碳原子数为 3 至 8 个的环烷基;碳原子数不超过 5 个的烯基或炔基;-R'-O-R`或-R4-S-R5,其中 R4 是碳原子数不超过 6 个的亚烷基,R 是碳原子数不超过 6 个的烷基;或
其中 Z 是硝基、卤素、三氟甲基或 R,n 是 0、1、2 或 3; R' 是羟基、卤素或-R'-O-R`。
其中 R6 是不超过 9 个碳原子的烷基或卤代烷基;3 至 8 个碳原子的环烷基;不超过 5 个碳原子的烯基或炔基,或
其中 Z'是硝基、卤素、三氟甲基、不超过 8 个碳原子的烷基或烷氧基;且 n 是 0、1、2 或 3;R2 是氢、羟基、不超过 4 个碳原子的烷基或烯丙基;且 R3 是不超过 3 个碳原子的烷基或烯丙基。
本发明还包括其生产方法、含有上述化合物的除草组合物以及上述化合物在控制杂草中的用途。