Substituted 4-benzoyl-pyrazoles

Details Substituted 4-benzoyl-pyrazoles Substituted 4-benzoyl-pyrazoles

C - Chemistry, Metallurgy

07

D

C07D 231/20 (2006.01) A01N 43/56 (2006.01) A01P 13/00 (2006.01)

Patent

CA 2276463

The invention concerns 4-benzoyl -pyrazoles of formula (1), in which the variables have the following meanings: R1, R2 stand for hydrogen, nitro, halogen, cyano, rhodano, alkyl, halogen alkyl, alkoxyalkyl, alkenyl, alkinyl, -OR5, -OCOR6, -OSO2R6, -SH, -S(O)n R7, -SO2OR5, -SO2NR5R8, -NR8SO2R6 or -NR8COR6; R3 stands for hydrogen, cyano, alkyl, halogen alkyl, -OR7, -SR7 or -NR7R10; R4 stands for hydrogen, optionally substituted alkyl, cycloalkyl, alkenyl, cycloalkenyl, alkinyl, -COR9, -CO2R9, -COSR9 or -CONR8R9; X stands for oxygen or NR8; n equals 0, 1 or 2; R5 stands for hydrogen, alkyl, halogen alkyl, alkoxyalkyl, alkenyl or alkinyl; R6 stands for alkyl or halogen alkyl; R7 stands for alkyl, halogen alkyl, alkoxyalkyl, alkenyl or alkinyl; R8 stands for hydrogen or alkyl; R9 stands for alkyl, alkenyl, alkinyl, phenyl or benzyl; R10 stands for alkyl, halogen alkyl, alkenyl or alkinyl; Q stands for optionally substituted pyrazol linked in position 4. Also disclosed are the salts of these compounds useful in agriculture; processes and intermediate products for preparing the compounds of formula (I), agents containing the same and the use of these derivatives or agents containing the same for controlling undesirable plants.

L'invention concerne des 4-benzoyle-pyrazoles de formule (I), dans laquelle les variables ont la signification suivante: R<1>, R<2> désignent hydrogène, nitro, halogène, cyano, rhodano, alkyle, alkyle halogéné, alcoxyalkyle, alcényle, alcinyle, -OR<5>, -OCOR<6>, -OSO2R<6>, -SH, -S(O)nR<7>, -SO2OR<5>, -SO2NR<5>R<8>, -NR<8>SO2R<6> ou -NR<8>COR<6>; R<3> désigne hydrogène, cyano, alkyle, alkyle halogéné, -OR<7>, -SR<7> ou -NR<7>R<10>; R<4> désigne hydrogène, alkyle le cas échéant substitué, cycloalkyle, alcényle, cycloalcényle, alcinyle, -COR<9>, -CO2R<9>, -COSR<9> ou -CONR<8>R<9>; X désigne oxygène ou NR<8>; n vaut 0, 1 ou 2; R<5> désigne hydrogène, alkyle, alkyle halogéné, alcoxyalkyle, alcényle ou alcinyle; R<6> désigne alkyle ou alkyle halogéné; R<7> désigne alkyle, alkyle halogéné, alcoxyalkyle, alcényle ou alcinyle; R<8> désigne hydrogène ou alkyle; R<9> désigne alkyle, alcényle, alcinyle, phényle ou benzyle; R<10> désigne alkyle, alkyle halogéné, alcényle ou alcinyle; Q désigne pyrazole le cas échéant substitué lié en position 4. L'invention concerne également les sels utilisables en agriculture de ces composés, des procédés et des produits intermédiaires qui permettent de préparer ces composés, des agents qui les contiennent et l'utilisation de ces dérivés ou des agents qui les contiennent pour combattre des plantes indésirables.

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