| 摘要 |
N-((6-Trifluoromethylpyrimidin-2-yl)- aminocarbonyl)-2-carboalkoxybenzenesulfonamides of the general formula Ia <IMAGE> Ia where the substituents have the following meanings: R1 is hydrogen or halogen; R2 is hydrogen, C1-C5-alkyl, C3-C4-alkenyl, C3-C4-alkynyl, C1-C5-haloalkyl, C3-C5-alkoxyalkyl, C3-C5-haloalkoxyalkyl or C5-C6-cycloalkyl, R3 is hydrogen, C1-C2-alkyl, allyl, propargyl or C1-C5-alkoxy, R4 is halogen, C1-C2-alkyl, C1-C3-alkylthio or C1-C3-alkylamino, R3 not denoting hydrogen or C1-C2-alkyl when R4 is C1-C2-alkyl, and their environmentally tolerated salts, processes for their manufacture, and their use.
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