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.
本申请揭示了除草的取代苯基-1,2,4-三唑-5(1H)-硫酮和-酮,包含这些化合物的除草组合物,制备它们的方法,以及通过预出苗和/或出苗后向期望控制的位置施用除草组合物来控制不需要的植物生长的方法。这些除草化合物是以下式子的化合物:其中Ar选自以下式子:式中R选自卤代烷基;R.sup.1选自烷基;R.sup.2选自氢,卤素,烷基卤代氧基,卤代烷基,烷氧基,炔基,烷基硫醇,硝基,氨基和氰基;R.sup.3选自氢,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;R.sup.4选自氢,卤素,烷基,烯基,炔基,三甲基硅烷基炔基,氰基,硝基,氨基,卤代烷基,单取代或双取代氨基,四烷基铵盐卤化物,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,吡咯烷基,哌啶基,吗啉基,烷基硫醇卤代氧基,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;R.sup.5选自氢,卤素,烷基,烷氧基,卤代氧基和卤代烷基;或者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选自氢,卤素,烷基和烷基硫醚;R.sup.7和R.sup.8是烷基,不一定相同;W选自S和O。