3-heterocyclyl-substituted benzoyl derivatives

Details 3-heterocyclyl-substituted benzoyl derivatives 3-heterocyclyl-substituted benzoyl derivatives

C - Chemistry, Metallurgy

07

D

C07D 413/10 (2006.01) A01N 43/80 (2006.01) A01P 13/00 (2006.01)

Patent

CA 2278331

The invention concerns benzoyl derivatives of formula (I) in which the variables have the following meanings: R1, R2: hydrogen, nitro, halogen, cyano, alkyl, alkyl halide, alkoxy, alkoxy halide, alkylthio, alkylthio halide, alkylsulphinyl, alkylsulphinyl halide, alkylsulphonyl, or C1-C6 alkylsulphonyl halide; R3: hydrogen, halogen or alkyl; R4, R5: hydrogen, halogen, cyano, nitro, alkyl, alkoxy, alkylthio, dialkylamino, phenyl or carbonyl, wherein the six last-mentioned groups can be substituted; X: O, S, NR9, CO or CR10R11; Y: O, S, NR12, CO or CR13R14; R15: optionally substituted pyrazole which is bonded in position 4 and carries a hydroxy or sulphonyloxy group in position 5. The invention also concerns: the salts of these 3-heterocyclyl-substituted benzoyl derivatives which can be used for agricultural purposes; processes and intermediate products for preparing these substances; agents containing them; and the use as herbicides of these derivatives or agents containing them.

L'invention concerne des dérivés de benzoyle de la formule (I) dans laquelle les variables ont les significations suivantes: R<1>, R<2> désignent hydrogène, nitro, halogène, cyano, alkyle, halogénure d'alkyle, alcoxy, halogénure d'alcoxy, alkylthio, halogénure d'alkylthio, alkylsulfinyle, halogénure d'alkylsulfinyle, alkylsulfonyle ou halogénure d'alkylsulfonyle C1-C6; R<3> désigne hydrogène, halogène ou alkyle; R<4>, R<5> désignent hydrogène, halogène, cyano, nitro, alkyle, alcoxy, alkylthio, dialkylamino, phényle, ou carbonyle, les 6 derniers restes cités pouvant être substitués; X désigne O, S, NR<9>, CO ou CR<10>R<11>; Y désigne O, S, NR<12>, CO ou CR<13>R<14>; R<15> désigne pyrazol éventuellement substitué, lié en position 4, qui porte un reste hydroxy ou sulfonyloxy en position 5. L'invention concerne également leurs sels utilisables dans le domaine de l'agriculture, des procédés et des produits intermédiaires pour produire des dérivés de benzoyle substitués par 3-hétérocyclyle, des agents contenant lesdits dérivés, ainsi que l'utilisation de ces dérivés ou d'agents les contenant pour lutter contre la prolifération de plantes indésirables.

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