申请人:ICI Americas Inc.
公开号:US04867782A1
公开(公告)日:1989-09-19
Compounds having the formula ##STR1## in which R.sub.1 is C.sub.1 -C.sub.6 alkyl; C.sub.1 -C.sub.6 alkoalkyl; C.sub.2 -C.sub.6 alkenyl; mono- or di- (C.sub.1 -C.sub.4)alkylamino; phenyl; benzyl; or para-substituted phenyl or benzyl in which the substituent is halogen, cyano, nitro, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, C.sub.1 -C.sub.4 alkylthio or trifluoromethyl; R.sub.2 is hydrogen, methyl, ethyl or chloromethyl; X is hydrogen, halogen, nitro, cyano, perhalomethyl, difluoro-methyl, pentafluoroethyl, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, trifluoromethylthio, difluoromethoxy, trifluoromethoxy, tetrafluoroethoxy, methylsulfonyl, trifluoromethylsulfonyl, phenoxy, pyridyloxy, halo-substituted-phenoxy or -pyridyloxy, trifluoromethyl-substituted-phenoxy or -pyridyloxy, C.sub.1 -C.sub.4 alkyloximinomethyl, benzyloximinomethyl, 1-(C.sub.1 -C.sub.4 alkyl)oximinoethyl and 1-benzyloximinoethyl; Y is hydrogen, halogen, nitro, cyano, perhalomethyl, difluoromethyl, pentafluoroethyl, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, trifluoromethylthio, trifluoromethoxy, tetrafluoroethoxy, methylsulfonyl and trifluoromethylsulfonyl; and Z is hydrogen or fluoro if Y is hydrogen, or hydrogen if Y is other than hydrogen are useful as herbicides.
具有以下式子的化合物 ##STR1## 其中R.sub.1是C.sub.1-C.sub.6烷基; C.sub.1-C.sub.6烷基烷基; C.sub.2-C.sub.6烯基; 单取代或双取代(C.sub.1-C.sub.4)烷基氨基; 苯基; 苄基; 或取代苯基或苄基的对位取代基为卤素,氰基,硝基,C.sub.1-C.sub.4烷基,C.sub.1-C.sub.4烷氧基,C.sub.1-C.sub.4烷硫基或三氟甲基; R.sub.2为氢,甲基,乙基或氯甲基; X为氢,卤素,硝基,氰基,全卤甲基,二氟甲基,五氟乙基,C.sub.1-C.sub.4烷基,C.sub.1-C.sub.4烷氧基,三氟甲硫基,二氟甲氧基,三氟甲氧基,四氟乙氧基,甲磺酰基,三氟甲基磺酰基,苯氧基,吡啶氧基,卤素取代的苯氧基或吡啶氧基,三氟甲基取代的苯氧基或吡啶氧基,C.sub.1-C.sub.4烷氧基亚甲基,苄氧基亚甲基,1-(C.sub.1-C.sub.4烷基)氧基乙基和1-苄氧基乙基; Y为氢,卤素,硝基,氰基,全卤甲基,二氟甲基,五氟乙基,C.sub.1-C.sub.4烷基,C.sub.1-C.sub.4烷氧基,三氟甲硫基,三氟甲氧基,四氟乙氧基,甲磺酰基和三氟甲基磺酰基; 如果Y是氢,则Z为氢或氟,如果Y不是氢,则Z为氢,作为除草剂是有用的。