Heterocyclic herbicides

Details Heterocyclic herbicides Heterocyclic herbicides

C - Chemistry, Metallurgy

07

D

260/242.01, 71/7

C07D 487/04 (2006.01) A01N 43/90 (2006.01)

Patent

CA 2006368

T 580 FF ABSTRACT "HETEROCYCLIC HERBICIDES" Compound of the general formula (I) Image (I) wherein X, Y and Z, which may be the same or different,each represents hydrogen, halogen, alkyl, haloalkyl, hydroxy, alkoxyalkyl, alkoxy, haloalkoxy, cycloalkyl, optionally substituted aryl, alkylthio, arylthio, optionally substituted amino or a group -Co2R7, wherein R7 is hydrogen, optionally substituted alkyl, optionally substituted cycloalkyl, optionally substituted aryl or optionally substituted aralkyl, or X and Y together or Y and Z together represent a divalent group forming, together with the carbon atoms to which they are attached, a ring structure; R1 represents a group -A-CH=CHCH3,-A-C--CCH3 , -A-CH2CH=CH2, -A-CH2C=CH, PS13014 -A(cH2)nBR, -A(CH2)nB(CH2)m Image or Image , optionally substituted at any chain or ring carbon atom, wherein A and B independently represent -0-, -S- or -NR, B1 represents a direct bond, -O-, -S- or -NR n and m are integers from 1 to 3, ~ is 0, 1 or 2, R is hydrogen, optionally substituted alkyl, optionally substituted cycloalkyl, optionally substituted aryl or optionally substituted aralkyl and R8 is optionally substituted aryl; R2 to R4, which may be the same or different, each represent hydrogen, halogen, alkyl, alkoxy or -Co2R7, wherein R7 is as herein defined; R is hydrogen, halogen, alkyl, haloalkyl, optionally substituted cycloalkyl, optionally substituted aryl, nitro, cyano, hydroxy, optionally substituted alkoxy, optionally substituted aryloxy, optionally substituted heteroaryloxy, optionally substituted amino optionally substituted alkylthio, optiGnally substituted alkylsulphinyl, optionally substituted alkylsulphonyl, optionally substituted arylthio, optionally substituted arylsulphinyl, optionally substituted arylsulphonyl, oximino, oxime, oxime ether, -CO2R , -CONR7, -SO3R7, -SO2NR72, optionally substituted acyl, optionally substituted arylcarbonyl, Image or has the same meaning as R, wherein R7 is as herein defined and R9 is hydrogen, alkyl, acyl, arylcarbonyl or aralkyl: and R6 is hydrogen, acyl, arylcarbonyl, alkylsulphonyl, arylsulphonyl or alkyl, PS13014 subject to the proviso that R1 does not represent -SCH2CH=CH2 when Y and R2 to R5 are hydrogen and X and Z are methyl, or a salt thereof, and their use in preventing or combating undesired plant growth at a locus. PS13014

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