| 摘要 |
The invention relates to novel substituted aryl ketones of the general formula (I) in which n represents the number 0, 1 or 2, A represents alkanediyl (alkylene), R<1 >represents one of the groupings below where m, R<5>, R<6>, R<7>, R<8>, R<9>, R<10>, R<11>, R<12 >and R<13 >each have one of the meanings given in the description, R<2 >represents hydrogen, nitro, cyano, carboxyl, carbamoyl, thiocarbamoyl, halogen, or represents in each case optionally substituted alkyl, alkoxy, alkylthio, alkylsulphinyl, alkylsulphonyl, alkylamino, dialkylamino or dialkylaminosulphenyl, R<3 >represents nitro, cyano, carboxyl, carbamoyl, thiocarbamoyl, halogen, or represents in each case optionally substituted alkyl, alkoxy, alkylthio, alkyl-sulphinyl, alkylsulphonyl, alkylamino, dialkylamino or dialkylaminosulphonyl, and R<4 >represents an optionally substituted 4- to 12-membered, saturated or unsaturated, monocyclic or bicyclic heterocyclic grouping, and to processes for their preparation, to intermediates and to the use of these compounds as herbicides.
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