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具有除草活性的吡唑(硫)脲化合物及制备方法本发明公开了一种具有除草活性的吡唑(硫)脲化合物,其结构如下通式所示:式中:R1选自氢,C1~C6烷基,苄基或苯基;R2选自氢,C1~C6烷基,C1~C6烷氧基,苄基或苯基,卤素或氰基;R3选自氢,C1~C6烷基,苄基或苯基;X选自氧或硫;R4选自氢,2、3或4位取代的C1~C6烷基,卤素或C1~C6烷氧基。所述的吡唑(硫)脲化合物作为除草剂用于控制单叶杂草。
The present invention discloses a herbicidally active pyrazole (sulfur) urea compound, the structure of which is represented by the following general formula: wherein: R1 is selected from the group consisting of hydrogen, C1- C 1 -C 6 alkyl, benzyl or phenyl; R 2 is selected from hydrogen, C 1 -C 6 alkyl, C 1 -C 6 alkoxy, benzyl or phenyl, halogen or cyano; R 3 is selected from the group consisting of hydrogen, Benzyl or phenyl; X is selected from oxygen or sulfur; and R4 is selected from the group consisting of hydrogen, C1-C6 alkyl substituted at the 2, 3 or 4 positions, halogen or C1-C6 alkoxy. The described pyrazole (sulfur) urea compounds are used as herbicides in the control of monocotyledonous weeds.