申请人:Ciba-Geigy Corporation
公开号:US04780125A1
公开(公告)日:1988-10-25
The invention relates to N-phenylsulfonyl-N'-pyrimidinylureas and N-phenylsulfonyl-N-triazinylureas of the general formula ##STR1## wherein R.sub.1 is hydrogen, halogen, nitro, amino, C.sub.1 -C.sub.5 alkyl, C.sub.1 -C.sub.4 haloalkyl or a --Q--R.sub.7, --CO--OR.sub.8 or --(CO).sub.n --NR.sub.9 R.sub.10 radical, R.sub.2 is hydrogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, C.sub.1 -C.sub.4 alkylthio, C.sub.1 -C.sub.4 haloalkyl, C.sub.1 -C.sub.4 haloalkoxy, halogen or alkoxyalkyl containing not more than 4 carbon atoms, R.sub.3 is C.sub.2 -C.sub.10 alkenyl which is substituted by one or more fluorine or bromine atoms or by one or more hydroxyl, cyano, nitro, --(Y).sub.m --CO--(Z).sub.n --R.sub.8, --SO.sub.2 --NR.sub.11 R.sub.12, --S(O).sub.p --C.sub.1 --C.sub.3 haloalkyl or --S(O).sub.n --C.sub.1 -C.sub.3 alkyl groups and which may additionally be substituted by one or more chlorine atoms, R.sub.4 is C.sub.1 -C.sub.3 alkyl, C.sub.1 -C.sub.3 haloalkyl, C.sub.1 -C.sub.3 alkoxy or C.sub.1 -C.sub.3 haloalkoxy, R.sub.5 is hydrogen, halogen, --NR.sub.13 R.sub.14, C.sub.1 -C.sub.3 alkyl, C.sub.1 -C.sub.3 haloalkyl, C.sub.1 -C.sub.3 alkoxy or C.sub.1 -C.sub.2 haloalkoxy, R.sub.6 is hydrogen, C.sub.1 -C.sub.3 alkyl or C.sub.1 -C.sub.3 alkoxy, X is oxygen or sulfur, and E is nitrogen or the methine group, and R.sub.7 is C.sub.1 -C.sub.4 alkyl which is substituted by halogen or C.sub.1 -C.sub.3 alkoxy or is C.sub.3 -C.sub.5 alkenyl, R.sub.8 is C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 haloalkyl or C.sub.2 -C.sub.6 alkoxyalkyl, R.sub.9, R.sub.10, R.sub.11, R.sub.12, R.sub.13 and R.sub.14, each independently of the other, are hydrogen or C.sub.1 -C.sub.3 alkyl, Q is oxygen, sulfur, the sulfinyl or sulfonyl bridge, Y is oxygen, sulfur or --NR.sub.16 --, wherein R.sub.16 is hydrogen or C.sub.1 -C.sub.3 alkyl, Z is oxygen, sulfur or --NR.sub.17 --, wherein R.sub.17 is hydrogen or C.sub.1 -C.sub.3 alkyl, m and n are each 0 to 1, and p is 0, 1 or 2, and to the salts of these compounds with amines, alkali metal bases or alkaline earth metal bases. These compounds have good pre- and postemergence selective herbicidal and growth regulating properties.
本发明涉及一般式为##STR1##的N-苯磺酰-N'-
嘧啶基
脲和N-苯磺酰-N-三嗪基
脲,其中R.sub.1为氢、卤素、硝基、
氨基、C.sub.1-C.sub.5烷基、C.sub.1-C.sub.4卤代烷基或--Q--R.sub.7,--CO--OR.sub.8或--(CO).sub.n--NR.sub.9R.sub.10基团,R.sub.2为氢、C.sub.1-C.sub.4烷基、C.sub.1-C.sub.4烷氧基、C.sub.1-C.sub.4烷
硫基、C.sub.1-C.sub.4卤代烷基、C.sub.1-C.sub.4卤代烷氧基、卤素或不超过4个碳原子的烷氧基烷基,R.sub.3为C.sub.2-C.sub.10烯烃,其被一个或多个
氟或
溴原子或一个或多个羟基,
氰基,硝基,--(Y).sub.m--CO--(Z).sub.n--R.sub.8,--SO.sub.2--NR.sub.11R.sub.12,--S(O).sub.p--C.sub.1-C.sub.3卤代烷基或--S(O).sub.n--C.sub.1-C.sub.3烷基基团取代,还可以被一个或多个
氯原子取代,R.sub.4为C.sub.1-C.sub.3烷基,C.sub.1-C.sub.3卤代烷基,C.sub.1-C.sub.3烷氧基或C.sub.1-C.sub.3卤代烷氧基,R.sub.5为氢、卤素,--NR.sub.13R.sub.14,C.sub.1-C.sub.3烷基,C.sub.1-C.sub.3卤代烷基,C.sub.1-C.sub.3烷氧基或C.sub.1-C.sub.2卤代烷氧基,R.sub.6为氢,C.sub.1-C.sub.3烷基或C.sub.1-C.sub.3烷氧基,X为氧或
硫,E为氮或甲基,R.sub.7为C.sub.1-C.sub.4烷基,其被卤素或C.sub.1-C.sub.3烷氧基取代或为C.sub.3-C.sub.5烯烃,R.sub.8为C.sub.1-C.sub.4烷基,C.sub.1-C.sub.4卤代烷基或C.sub.2-C.sub.6烷氧基烷基,R.sub.9,R.sub.10,R.sub.11,R.sub.12,R.sub.13和R.sub.14,各自独立地为氢或C.sub.1-C.sub.3烷基,Q为氧,
硫,亚砜基或磺酰基桥,Y为氧,
硫或--NR.sub.16--,其中R.sub.16为氢或C.sub.1-C.sub.3烷基,Z为氧,
硫或--NR.sub.17--,其中R.sub.17为氢或C.sub.1-C.sub.3烷基,m和n均为0至1,p为0、1或2,以及这些化合物与胺,碱
金属基或碱土
金属基的盐。这些化合物具有良好的前和后除草和生长调节特性。