3-HETEROCYCLYL-SUBSTITUTED BENZOYL DERIVATIVES

摘要

Benzoyl derivatives of the formula I where the variables have the following meanings: R¹, R² are hydrogen, nitro, halogen, cyano, alkyl, haloalkyl, alkoxy, haloalkoxy, alkylthio, haloalkylthio, alkylsulfinyl, haloalkylsulfinyl, alkylsulfonyl or C₁-C₆-haloalkylsulfonyl; R³ is hydrogen, halogen or alkyl; R⁴, R⁵ are hydrogen, halogen, cyano, nitro, alkyl, alkoxy, alkylthio, dialkylamino, phenyl or carbonyl, it being possible for the 6 last-mentioned radicals to be substituted; X is O, S, NR⁹, CO or CR¹⁰R¹¹; Y is O, S, NR¹², CO or CR¹³R¹⁴; R¹⁵ is pyrazole which is unsubstituted or substituted, linked in the 4-position and has attached to it in the 5-position a hydroxyl or sulfonyloxy radical; and the agriculturally useful salts thereof; processes and intermediates for the preparation of the 3-heterocyclyl-substituted benzoyl derivatives; compositions comprising them; and the use of these derivatives or compositions comprising them for controlling undesirable plants.