| abstract |
The invention relates to substituted 4-benzoylpyrazoles of the formula I in which the substituents have the following meanings: R, R-hydrogen, nitro, halogen, cyano, rhodo, alkyl, haloalkyl, alkoxyalkyl, alkenyl, alkynyl, -OR, -OCOR, -OSOR, - SH, —S (O) R, —SOOR, —SONRR, —NRSOR or —NRCOR; R — hydrogen, cyano, alkyl, haloalkyl, —OR, —SR or —NRR groups; R — hydrogen, optionally substituted alkyl, cycloalkyl, alkenyl , cycloalkenyl, alkynyl, -COR, -COR, -COSR or -CONRR groups; X is oxygen or NR; n is 0.1 or 2; R is hydrogen, alkyl, haloalkyl, alkoxyalkyl, alkenyl or alkynyl; R is alkyl or haloalkyl; R- alkyl, halogen nalkyl, alkoxyalkyl, alkenyl or alkynyl; R is hydrogen or alkyl; R is alkyl, alkenyl, alkynyl, phenyl or benzyl; R is alkyl, haloalkyl, alkenyl or alkynyl; Q is optionally substituted at the 4-position of pyrazole; and also their salts applicable to agriculture; to a method for producing compounds of formula I, to agents containing these compounds, and to the use of these compounds or agents containing these compounds to combat undesired plant growth. |