| abstract |
The present invention relates to benzoyl derivatives substituted with 3-heterocyclyl of formula (I), or salts thereof which can be used for agricultural use, methods for their preparation and intermediate products for the preparation of these substances, and pharmaceuticals containing the derivatives thereof. And derivatives or drugs containing the same as herbicides.n n n <Formula I>n n n n n n n n In the formula,n n n R 1 , R 2 is hydrogen, nitro, halogen, cyano, alkyl, alkyl halide, alkoxy, alkoxy halide, alkylthio, alkylthio halide, alkylsulfinyl, alkylsulfinyl halide, alkylsulfonyl or C 1 -C 6 Alkylsulfonyl halide,n n n R 3 is hydrogen, halogen or alkyl,n n n R 4 , R 5 are hydrogen, halogen, cyano, nitro, alkyl, alkoxy, alkylthio, dialkylamine, phenyl or carbonyl substituted with a 6 membered group,n n n X is O, S, NR 9 , CO or CR 10 R 11 ,n n n Y is O, S, NR 12 , CO or CR 13 R 14 ,n n n R 15 is an optionally substituted pyrazole linked at the 4-position and contains a hydroxy or sulfonyloxy group at the 5-position. |