SUBSTITUTED PYRAZOLE-3-YL BENZAZOLES

摘要

The invention concerns substituted pyrazole-3-yl benzazoles of formula (I) and salts thereof, in the formula R1 designating H, C1-C4 alkyl, C1-C4 alkyl halide; R2 designating CN, C1-C4-alkyl, C1-C4-haloalkyl, C1-C4-alkoxy, C1-C4-haloalkoxy, C1-C4-alkylthio, C1-C4-haloalkylthio, C1-C4-alkylsulphinyl, C1-C4-haloalkylsulphinyl, C1-C4-alkylsulphonyl, C1-C4-haloalkylsulphonyl; R3 = H, CN, NO2, halogen, C1-C4-alkyl, C1-C4-haloalkyl; R4 designating H, halogen; R5 designating H, CN, halogen, C1-C4-alkyl, C1-C4-haloalkyl, C1-C4-alkoxy or C1C4-haloalkoxy; Z designating -N=C(XR6)-O- or -N=C(XR6)-S-, bonded to .alpha. by the nitrogen, oxygen or sulphur; X designating a chemical bond, oxygen, sulphur, -S(O)-, -SO2-, -NH- or -N(R7); R6, R7 designating C1-C6-alkyl, C1-C6-haloalkyl, cyano-C1-C4-alkyl, hydroxy-C1-C4-alkyl, C3-C6-alkenyl, cyano-C3-C6-alkenyl, C3-C6-haloalkenyl, C3-C6-alkinyl, cyano-C3-C6-alkinyl, C3-C6-haloalkinyl, C1-C4-alkoxy-C1-C4-alkyl, C1-C4-haloalkoxy-C1-C4-alkyl, C3-C4-alkenyloxy-C1-C4-alkyl, C3-C4-alkinyloxy-C1-C4-alkyl, C3-C8-cycloalkyloxy-C1-C4-alkyl, amino-C1-C4-alkyl, C1-C4-alkylamino-C1-C4-alkyl, di(C1-C4-alkyl)amino-C1-C4-alkyl, C1-C4-alkylthio-C1-C4-alkyl, C1-C4-haloalkylthio-C1-C4-alkyl, C3-C4-alkenylthio- C1-C4-alkyl, C3-C4-alkinylthio-C1-C4-alkyl, C1-C4-alkyl-sulphinyl-C1-C4-alkyl, C1-C4-haloalkylsulphinyl-C1-C4-alkyl, C3-C4-alkenylsulphinyl-C1-C4-alkyl, C3-C4-alkinylsulphinyl-C1-C4-alkyl, C1-C4-alkylsulphonyl-C1-C4-alkyl, C1-C4-haloalkylsulphonyl-C1-C4-alkyl, C3-C4-alkenylsulphonyl-C1-C4-alkyl, C3-C4-alkinylsulphonyl-C1-C4-alkyl, hydroxycarbonyl-C1-C4-alkyl, C1-C4-alkoxycarbonyl-C1-C4-alkyl, which can carry a CN oder C1-C4-alkoxycarbonyl group, C1-C4-alkylthiocarbonyl-C1-C4-alkyl, aminocarbonyl-C1-C4-alkyl, C1-C4-alkylaminocarbonyl-C1-C4-alkyl, di(C1-C4-alkyl)aminocarbonyl-C1-C4-alkyl, di(C1-C4-alkyl)-phosphonyl-C1-C4-alkyl, C1-C4-alkoxyimino-C1-C4-alkyl, C3-C4-alkenyloxyimino-C1-C4-alkyl, optionally substituted C3-C8-cycloalkyl, C3-C8-cycloalkyl-C1-C4-alkyl, phenyl, phenyl-C1-C4-alkyl, 3- to 7-member heterocyclic or heterocyclyl-C1-C4-alkyl, wherein each cycloalkyl ring and each heterocyclyl ring contain a CO or CS ring member; if X is a chemical bond, -O-, -S-, -NH- or -N(R7)-, R6 also being C1C4 alkylcarbonyl, C1-C4 haloalkylcarbonyl, C1-C4 alkoxycarbonyl, C1-C4 alkylsulphonyl or C1-C4 haloalkylsulphonyl; if X is a chemical bond, R6 additionally designating CN, SH, NH2, halogen, -CH2-CH(halogen)-R8, -CH=CH-R8 or -CH=C(halogen)-R8, R8 designating COOH, C1-C4 alkoxycarbonyl, C1-C4 alkylthiocarbonyl, CONH2, C1-C4 alkylaminocarbonyl, di(C1-C4 alkyl)aminocarbonyl or di(C1-C4 alkyl)phosphonyl; or R6 plus R7 designating an optionally substituted 1,3-propylene, tetramethylene, pentamethylene or ethylene oxyethylene chain. The invention alsoEncerns the use of these substances as herbicides and for the desiccation and/or defoliation of plants.