Herbicides

Details Herbicides Herbicides

C - Chemistry, Metallurgy

07

D

C07D 261/06 (2006.01) A01N 43/80 (2006.01) C07D 261/08 (2006.01) C07D 261/18 (2006.01)

Patent

CA 2114897

ABSTRACT The invention relates to 4-benzoylisoxazo1e derivatives of formula (I): Image (I) wherein R represents hydrogen or -CO2R4; R1 represents alkyl, haloalkyl or optionally substituted cycloalkyl; R2 represents halogen, alkyl, haloalkyl, alkyl substituted by one or more groups -OR5; or a group selected from nitro, cyano, -CO2R5, -S(O)pR6, -O(CH2)mOR5,-COR5,-OR5 and -N(R8)SO2R7; R3 represents -SO2R7; X represents the oxygen atom; n represents zero or an integer from one to four; R4 represents alkyl or haloalkyl; R5 and R6, independently represent alkyl, haloalkyl or optionally substituted phenyl; R7 represents alkyl, haloalkyl, optionally substituted phenyl or -NR5R6; R8 represents hydrogen, optionally halogenated alkyl, alkenyl or alkynyl; cycloalkyl, optionally substituted phenyl, -SO2R6 or -OR5; p represents zero, one or two; and m represents an integer from one to three; and their use as herbicides is described.

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