BigPatents India

The invention relates to novel substituted benzoylisoxazoles of the general formula (I) in which n represents the number 0, 1, 2, or 3, A represents a single bond or represents alkanediyl (alkylene), R1 represents hydrogen or represents in each case optionally substituted alkyl, alkenyl or cycloalkyl, R2 represents hydrogen, cyano, carsamoyl, halogen, or represents in each case optionally substituted alkyl, alkylcarbonyl,l alkoxy, alkoxycarbonyl or alkylthio, alkylsulphinyl or alkylsulphonyl, R3 represents hydrogen, nitro, cyano, carboxyl, carbamoyl, thiocarbamoyl, halogen, or represents in each case optionally substituted alkyl, alkoxy, alkylthio, alkylsulphinyl, alkylsulphonyl, alkylamino, dialkylamino or dialkylamonosulphonyl, R4 represents nitro, cyano, carboxyl, carbamoyl, thiocarbamoyl, halogen, or represents in each case optionally substituted alkyl, alkoxy, alkylthio, alkylsulphinyl, alkylsulphonyl, alkylamino, dialkylamino or dialkylamino-sulphonyl, and Z represents an optionally substituted 4- to 12-membered, saturated or unsaturated, monocyclic or bicyclic, heterocyclic grouping which contains 1 to 4 hetero atoms (up to 4 nitrogen atoms and optionally- alternatively or additionally-one oxygen atom or one sulphur atom, or one SO grouping or one SO2 grouping) and which additionally contains one to three oxo groups (C=O) ana/or thioxo groups (C=S) as components of the heterocycle, And to processes for their preparation and to their use as herbicides. Drawing: NIL Total Pages: 149 Fig. Nil