申请人:Kanagawa Chemical Laboratory, Ltd.
公开号:US05108486A1
公开(公告)日:1992-04-28
The present application discloses herbicidal substituted-phenyl-1,2,4-Triazole-5(1H)-thiones and -ones, herbicidal compositions containing these compounds, methods of preparing them, and methods for controlling undesired plant growth by preemrgence and/or postemergence application of the herbicidal compositions to the locus where control is desired. The herbicidal compounds are compounds of the formula ##STR1## wherein Ar is selected from ##STR2## R is selected from haloalkyl; R.sup.1 is selected from alkyl; R.sup.2 is selected from hydrogen, halogen, alkyl haloalkoxy, haloalkyl, alkoxy, alkynyl, alkylthio, nitro, amino and cyano; R.sup.3 is selected from hydrogen, halogen, alkyl, alkoxy, alkynyl, nitro, amino, mono- or disubstituted amino, cyano and hydroxy R.sup.3 is selected from hydrogen, halogen, alkyl, alkoxy, alkynyl, nitro, amino, mono- or disubstituted amino, cyano and hydroxy; R.sup.4 is selected from hydrogen, halogen, alkyl, alkenyl, alkynyl, trimethylsilylalkynyl, cyano, nitro, amino, haloalkyl, mono- or disubstituted amino, tetralkylammonium halide, hydroxy, alkoxy, phenoxy, benzyl, benzyloxy, alkylthio, alkylsulfonyl, alkylcarbonyl, phenylcarbonyl, pyrrolidinyl, piperidinyl, morpholinyl, alkylthioalkoxy, vinyloxy, alkylvinyloxy, halovinyloxy, allyloxy, cycloalkylalkoxy, cycloalkoxy, and haloalkoxy; R.sup.5 is selected from hydrogen, halogen, alkyl, alkoxy, haloalkoxy and haloalkyl; or R.sup.3 and R.sup.4 or R.sup.4 and R.sup.5 may be joined to form --OCH.sub.2 O--, --CH.sub.2 C(CH.sub.3).sub.2 O--, --OC(CH.sub.3 (CH.sub.2 CH.sub.3)O--, --N(CH.sub.2 CH.sub.3)CH.sub.2 CH.sub.2 N(CH.sub.2 CH.sub.3)--, --OCH.sub.2 CH.sub.2 N[CH(CH.sub.3).sub.2 ]--, --OCH.sub.2 CH.sub.2 O--, --OC(CH.sub.3).sub.2 O--, --C(O)C(CH.sub.3).sub.2 O-- or --CH.sub.2 CH.sub.2 CH.sub.2 O--; R.sup.6 is selected from hydrogen, halogen, alkyl and alkylthio; R.sup.7 and R.sup.8 are alkyl, not necessarily the same; and W is selected from S and O.
本申请揭示了除草取代苯基-1,2,4-三唑-5(1H)-硫醚和酮,包含这些化合物的除草组合物,其制备方法,以及通过将除草组合物在期望控制的地点进行种前和/或种后施用来控制不受欢迎的植物生长的方法。这些除草化合物是以下公式的化合物
其中Ar从中选择
R从卤代烷基中选择;R.sup.1从烷基中选择;R.sup.2从氢,卤素,烷基卤代氧基,卤代烷基,烷氧基,炔基,烷基硫醚,硝基,氨基和氰基中选择;R.sup.3从氢,卤素,烷基,烷氧基,炔基,硝基,氨基,单取代或双取代氨基,氰基和羟基中选择;R.sup.4从氢,卤素,烷基,烯基,炔基,三甲基硅烯基,氰基,硝基,氨基,卤代烷基,单取代或双取代氨基,四烷基铵盐,羟基,烷氧基,苯氧基,苄基,苄氧基,烷基硫醚,烷基磺酰基,烷基羰基,苯基羰基,吡咯啉基,哌啶基,吗啉基,烷基硫醚氧基,烯氧基,烷基烯氧基,卤代烯氧基,烯丙氧基,环烷基烷氧基,环烷氧基和卤代烷氧基中选择;R.sup.5从氢,卤素,烷基,烷氧基,卤代烷氧基和卤代烷基中选择;或R.sup.3和R.sup.4或R.sup.4和R.sup.5可以连接形成--OCH.sub.2 O--,--CH.sub.2 C(CH.sub.3).sub.2 O--,--OC(CH.sub.3 (CH.sub.2 CH.sub.3)O--,--N(CH.sub.2 CH.sub.3)CH.sub.2 CH.sub.2 N(CH.sub.2 CH.sub.3)--,--OCH.sub.2 CH.sub.2 N[CH(CH.sub.3).sub.2 ]--,--OCH.sub.2 CH.sub.2 O--,--OC(CH.sub.3).sub.2 O--,--C(O)C(CH.sub.3).sub.2 O--或--CH.sub.2 CH.sub.2 CH.sub.2 O--;R.sup.6从氢,卤素,烷基和烷基硫醚中选择;R.sup.7和R.sup.8是烷基,不一定相同;W从S和O中选择。