Pyrazole derivatives and herbicides containing them

Details Pyrazole derivatives and herbicides containing them Pyrazole derivatives and herbicides containing them

C - Chemistry, Metallurgy

07

D

260/512.1, 71/7.

C07D 231/20 (2006.01) A01N 43/56 (2006.01) C07C 63/68 (2006.01) C07C 205/37 (2006.01) C07C 317/46 (2006.01) C07D 231/22 (2006.01) C07D 405/12 (2006.01) C07D 409/12 (2006.01) C07F 9/12 (2006.01) C07F 9/6503 (2006.01)

Patent

CA 1338788

A herbicide pyrazole derivative of the formula I Image (I) wherein A is C1-C4 alkyl, C2-C4 alkenyl or C2-C4 alkynyl; B is hydrogen, C1-C3 alkyl, halogen, C1-C3 haloalkyl, C1-C3 alkoxy, C1-C3 alkylthio, C2-C4 alkoxyalkyl, C2-C4 alkylthioalkyl or C2- C4 alkoxycarbonyl; X is C1-C6 alkyl, C1-C6 alkoxy, halogen, nitro, cyano, etc.; Y is -OR1 (wherein R1 is C3-C8 cycloalkyl, etc.) -O-L-O-R (wherein L is C1-6 alkylene groups which may be substituted by a C1-3 alkyl group, and R is a C1-4 alkyl group), (wherein L is C1-C6 alkylene which may be substituted by C1-C3 alkyl), -O-L-OH, -O-L-O-L-O-R2 (wherein R2 is hydrogen, C1-C6 alkyl group, etc.), -O-L-R3 (wherein R3 is phenyl which may be substituted by C1-C3 alkyl, etc.), - O-M (wherein M is a 3- to 6-membered alicyclic group), -O-L- M, -O-L-NR4R5 (wherein each of R4 and R5 is hydrogen or C1-C6 alkyl, or R4 and R5 form a ring together with the adjacent nitrogen atom), -O-L-COOR4, -O-CH=CH-COOR4, -O-L-CN, -O-L- C(O)-R2, -O-L-S (O)n-R4 (wherein n is an integer of from 0 to 2), -O-COOR4, -O-CONR4R5, -OP(O) (OR4)2, -S(O)nR1, or -S(O)n-L- O-R1; Z is halogen, nitro, C1-C3 alkoxy, etc.; V is hydrogen, C1-C4 alkyl, etc.; Q is hydrogen, C1-C6 alkyl which may be substituted by halogen, ... -C(O)-R7 (wherein R7 is phenyl which may be substituted), -S(O)2R7, -P(O)(OR7)2, -L-C(O)-R7, -L-C(O)-N(R8)(R9) (wherein each of R8 and R9 is hydrogenor C1- C6 alkyl), -L-R10 (wherein R10 is phenyl group may be substituted, C1-C6 alkyl, C1-C6 alkoxy, or hydroxyl), -L- N(R8)(R9), -L-OR11 (wherein R11 is hydrogen, C1-C6 alkyl, or C1-C6 alkenyl), -L-OC(O)R12 (wherein R12 is C1-C6 alkyl or C1- C6 alkoxy), -L-S(O)nR11 -L-SC(O)R8, Image (wherein each of L1 and L2 is methylene, oxygen or sulfur, R12 is hydrogen or C1-C3 alkyl, and m is 2 or 3); and a salt thereof.

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