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    • 2. 发明授权
    • Herbicidal 2,6-substituted pyridines
    • 除草剂2,6-取代吡啶
    • US5374604A
    • 1994-12-20
    • US67655
    • 1993-05-26
    • Axel KleemanDavid MunroBipin Patel
    • Axel KleemanDavid MunroBipin Patel
    • A01N25/02A01N25/08A01N25/30A01N43/40C07D213/69
    • C07D213/69
    • A herbicidal composition which comprises at least one carrier and, as active ingredient, a compound of the general formula ##STR1## in which each of n and m independently is 0 or 1; each of Ar.sup.1 and Ar.sup.2 independently is an aryl group, at least one of Ar.sup.1 and Ar.sup.2 being substituted by one or more of the same or different substituents selected from halogen atoms, alkyl groups, alkoxy groups, haloalkyl groups and haloalkoxy groups; and R.sup.1 is hydrogen, or an alkyl, alkylthio or haloalkyl group having from 1 to 4 carbon atoms, and R.sup.2 is hydrogen or a halogen atom provided that at least one of R.sup.1 and R.sup.2 represents a hydrogen atom. Certain compounds of formula I are novel.
    • 一种除草组合物,其包含至少一种载体和作为活性成分的通式(I)的化合物,其中n和m各自独立地为0或1; Ar 1和Ar 2各自独立地为芳基,Ar 1和Ar 2中的至少一个被选自卤素原子,烷基,烷氧基,卤代烷基和卤代烷氧基的一个或多个相同或不同的取代基取代; R 1是氢或具有1至4个碳原子的烷基,烷硫基或卤代烷基,R 2是氢或卤素原子,条件是R 1和R 2中的至少一个表示氢原子。 某些式I化合物是新的。