C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 239/47 (2006.01) A01N 47/36 (2006.01) C07D 521/00 (2006.01)
Patent
CA 2129528
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 hydrogen 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 or 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 process for their manufacture and their use.
Gerber Matthias
Hamprecht Gerhard
Kardorff Uwe
Mayer Horst
Walter Helmut
Basf Aktiengesellschaft
Robic
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