| abstract |
Substituted (4-bromopyrazol-3-yl) benzazoles general -------nof formula I wherein R1 = H, C1-C4-alkyl, C1-C4-haloalkyl; R2 =nCN, C 1 -C 4 -alkyl, C 1 -C 4 -haloalkyl, C 1 -C 4 -alkoxy, CrC 4 -nhaloalkoxy, C 1 -C 4 -alkylthio, C 1 -C 4 -haloalkylthio, CrnC4-alkylsulfinyl, C1-C4-haloalkylsulfinyl, CrC4-nalkylsulfonyl, C 1 -C 4 -haloalkylsulfonyl; R4 = H, halogen;nR 5 = H, CN, halogen, C 1 -C 4 -alkyl, C 1 -C 4 haloalkyl, CrC 4 -nalkoxy or C1-C4-haloalkoxy; Z = -N = C (CR 6) -O- or -nN = C (XR 6) -S-, attached to and through nitrogen, oxygen or sulfur, wherenX = chemical bond, oxygen, sulfur, -S (O) -, -SO 2 -, -NH-, or -nN (R 7) and R 6 and R 7 have specific meanings. Their waynproduction and intermediates for their production and their salts.nThe compounds are used as herbicides, for examplendesiccation / defoliation of plants. |