| 摘要 |
N-substituted pyrazole derivatives of formula (I) wherein R<1> represents optionally substituted alkyl or cycloalkyl; optionally substituted phenyl or benzyl; optionally substituted alkenyl or alkynyl; or a group selected from -SO2NR<61>R<62>, -SO2R<71> and -CONR<61>R<62>; R<2> represents -X-R<10>; R<3> represents hydrogen, halogen, optionally substituted alkyl or cycloalkyl, cyano, nitro, -S(O)mR<6>, optionally substituted phenyl or -CO2R<6>; R<4> represents optionally substituted phenyl or pyridyl; R<5> represents hydrogen or alkyl; Y represents oxygen or sulphur; R<6> represents alkyl or haloalkyl; R<61> and R<62> independently represent alkyl or haloalkyl; R<7> represents alkyl or haloalkyl; R<71> represents alkyl, haloalkyl or optionally substituted phenyl; R<8> and R<9> independently represent hydrogen, alkyl or haloalkyl; R<10> represents optionally substituted phenyl or pyridyl; or optionally substituted alkyl, alkenyl or alkynyl; X represents oxygen atom, -NR<11>- or -S(O)p-; R<11> represents hydrogen, alkyl or haloalkyl; m and p independently represent 0, 1 or 2; and their herbicidal properties are described. |
