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    • 7. 发明授权
    • 4-benzoyl-1-alkyl (alkenyl) - pyrazoles, composition containing them,
herbicidal method of using them, and intermediate in their preparation
    • 4-苯甲酰基-1-烷基(烯基) - 吡唑,含有它们的组合物,使用它们的除草方法及其制备中间体
    • US4744815A
    • 1988-05-17
    • US860199
    • 1986-05-06
    • Masatoshi BabaNorio TanakaTakasi IkaiTsutomu Nawamaki
    • Masatoshi BabaNorio TanakaTakasi IkaiTsutomu Nawamaki
    • A01N43/56C07D231/20C07D231/28
    • C07D231/20A01N43/56
    • Pyrazole derivatives of the formula I: ##STR1## wherein R represents a lower alkyl group or a lower alkenyl group atoms which may be substituted by halogen atom,X represents a halogen atom, a lower alkyl group, nitro group, cyano group, a lower alkylsulfonyl group or trifluoromethyl group,n is an integer of 2 to 4,Q represents hydrogen atom; an aralkyl group which may be substituted by halogen atom, nitro group, cyano group or a lower alkyl group; benzenesulfonyl group which may be substituted by a lower alkyl group or halogen atom; benzoyl group which may be substituted by a lower alkyl group or halogen atom; phenacyl group which may be substituted by a lower alkyl group or halogen atom; a lower alkyl group which may be substituted by halogen atom; a lower alkenyl group which may be substituted by halogen atom; or a lower alkynyl group,and a method for preparation of said derivatives, a selective herbicidal composition containing said derivatives as active ingredient,as well as a method for controlling weeds using said derivatives.
    • 式I的吡唑衍生物:其中R表示低级烷基或可被卤素原子取代的低级链烯基原子,X表示卤素原子,低级烷基,硝基,氰基 ,低级烷基磺酰基或三氟甲基,n为2〜4的整数,Q为氢原子。 可被卤素原子,硝基,氰基或低级烷基取代的芳烷基; 可被低级烷基或卤素原子取代的苯磺酰基; 可被低级烷基或卤素原子取代的苯甲酰基; 可被低级烷基或卤素原子取代的苯甲酰甲酰基; 可被卤素原子取代的低级烷基; 可被卤素原子取代的低级烯基; 或低级炔基,以及所述衍生物的制备方法,含有所述衍生物作为活性成分的选择性除草组合物,以及使用所述衍生物控制杂草的方法。