Herbicides

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C - Chemistry, Metallurgy

07

D

C07D 239/24 (2006.01) A01N 43/54 (2006.01) A01N 43/66 (2006.01) A01N 43/72 (2006.01) A01N 57/16 (2006.01) C07D 239/52 (2006.01) C07D 251/12 (2006.01) C07D 251/20 (2006.01) C07D 401/12 (2006.01) C07D 405/02 (2006.01) C07D 405/06 (2006.01) C07D 413/06 (2006.01) C07D 417/06 (2006.01) C07F 9/547 (2006.01)

Patent

CA 2106088

Herbicidal haloacetic acid derivatives of formula (1) and salts thereof, where: A is -N = or -CH = ; X is halo; R1 and R2, which may be the same or different, each represent alkyl, alkoxy, haloalkyl, haloalkoxy, halo, alkylamino or dialkylamino; R3 is -CN, -COOR5, -CONR6R7, -CSNH2, -CHO, -CH=Z, -CH(OAlkyl)2, -CH2OH, - CH2OR9, or a substituted or unsub- stituted 5- or 6-membered heterocyclic group linked via a ring carbon atom which is between two ring heteroatoms; R4 is H, or a substituted or unsubstituted alkyl, alkenyl, alkynyl, cycloalkyl, aryl or aralkyl group; R5 is H, -N m CR6a R6b, or a substi- tuted or unsubstituted alkyl, alkenyl, alkynyl, cycloalkyl or aralkyl group; R6 is H, or a substituted or unsubstituted alkyl, alkenyl, akynyl, cycloalkyl, aryl, aralkyl or heteroaryl group; R8 is a group as defined for R6 or is -SO2R8, -OH, -CN, -OR10, -NH2, or -NHR10; or R6 and R7 together form a ring; R8 is -NR6a R6b or a sunstituted or unsubstituted alkyl, alke- nyl, alkynyl, cycloalkyl, aralkyl, aryl or heteroaryl group; R9 is a substituted or unsubstituted alkyl, alkenyl, alkynyl, cycloal- kyl, aralkyl or aryl group; R10 is a group as defined for R9, or is a substituted or unsubstituted aryl or heteroaryl group; Z is =N-NR6R12 or = NOR6; R12 is a group as defined for R6, or is a substituted or unsubstituted acyl group; and R68 and R6b, which may be the same or different, are each a group as defined for R6; with the proviso that, when R4 is ortho-substituted phenyl or naphthyl, any ortho-substituent thereon is halogen, -NO2, -OH, - OR10, -SH, -SR8, -SOR8, -SO2R8, -NH2, -NR6R10, aryl or heteroaryl.

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