Herbicidal pyrazole-(thio)-carboxamides

Details Herbicidal pyrazole-(thio)-carboxamides Herbicidal pyrazole-(thio)-carboxamides

C - Chemistry, Metallurgy

07

D

C07D 231/14 (2006.01) A01N 43/56 (2006.01) C07D 231/20 (2006.01) C07D 231/22 (2006.01) C07D 231/36 (2006.01) C07D 401/12 (2006.01)

Patent

CA 2137689

N-substituted pyrazole derivatives of formula (I) wherein R1 represents optionally substituted alkyl or cycloalkyl; op- tionally substituted phenyl or benzyl; optionally substituted alkenyl or alkynyl; or a group selected from -SO2NR61R62, -SO2R71 and -CONR61R62; R2 represents -X-R10; R3 represents hydrogen, halogen, optionally substituted alkyl or cycloal- kyl, cyano, nitro, -S(O)mR6, optionally substituted phenyl or -CO2R6; R4 represents optionally substituted phenyl or pyri- dyl ; R5 represents hydrogen or alkyl; Y represents oxygen or sulphur; R6 represents alkyl or haloalkyl; R61 and R62 inde- pendently represent alkyl br haloalkyl; R7 represents alkyl or haloalkyl; R71 represents alkyl, haloalkyl or optionally substituted phenyl; R8 and R9 independently represents hydrogen, alkyl or haloalkyl; R10 represents optionally substituted phenyl or pyridyl; or optionally substituted alkyl, alkenyl or alkynyl; X represents oxygen atom, -NR11- or -S(O)p-; R11 re- presents hydrogen, alkyl or haloalkyl; m and p independently represent 0, 1 or 2; and their herbicidal properties are de- scribed.

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