HERBICIDAL N-[(PYRIMIDIN-2-YL)AMINOCARBONYL]-BENZENESULFONAMIDES

    公开(公告)号:CA2129528C

    公开(公告)日:2005-11-22

    申请号:CA2129528

    申请日:1993-02-16

    Applicant: BASF AG

    Abstract: Herbicide N-[(pyrimidin-2-yl)aminocarbonyl] benzene sulphonamides of general formula I, wherein the substituents represent the following: R1 represents methyl or ethyl; R2 represents hydrog en or methyl; R3 represents optionally substituted alkyl; or a group ER6; in which E stands for O or S, and R6 represents optionally fluorine-susbtituted alkyl except difluoromethoxy or, if E represents O and simultaneously, R5 represents trifluoromethyl, can represent methyl sulphonyl, ethyl sulphonyl, trifluoromethyl sulphonyl; allyl sulphonyl, or propargyl sulphonyl; or NO2 o r OH; or a dialkyl group, if R5 represents fluorine; or a C1-C2- alkyl sulphonyl group which can contain 1-3 halogen atoms; R4 represents hydrogen, methyl, ethyl, methoxy, ethoxy, fluorine, chlorine, methylthio, ethylthio, or C1-C2- halogen alkoxyl; R5 represents fluorine or trifluoromethyl, as well as their environmentally acceptable salts and proce ss for their manufacture and their use.

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