Sulfonylureas as herbizides

摘要

N-phenylsulphonyl-N'-pyrimidinyl-, N'-triazinyl- and N'-triazolylureas and -thioureas of the formula I …… in which … …  X represents oxygen, sulphur, SO or SO2; …  W represents oxygen or sulphur; …  R1 represents hydrogen or methyl; …  R<2> represents hydrogen, fluorine, chlorine, bromine, iodine, (X)nR3,NO2, NR4R5, - C IDENTICAL CR6, …… …  or cyano; …  n represents the number 0 or 1; …  R3 represents C1-C4-alkyl, or C1-C4-alkyl which is substituted by 1-4 halogen atoms, C1-C3-alkoxy or C1-C3-alkylthio; C2-C4-alkenyl, or C2-C4-alkenyl which is substituted by 1-4 halogen atoms; …  R4 represents hydrogen, CH3O, CH3CH2O or C1-C3-alkyl; …  R5 represents hydrogen or C1-C3-alkyl; …  R6 represents hydrogen, methyl or ethyl; …  R7 represents hydrogen or methyl; …  Z represents or…… …  E represents methine or nitrogen; …  R8 represents C1-C4-alkyl, C1-C4-alkoxy, C1-C4-haloalkoxy, C1-C4-haloalkyl, C1-C4-haloalkylthio, C1-C4-alkylthio, halogen, C2-C5-alkoxyalkyl, C2-C5-alkoxyalkoxy, amino, C1-C3-alkylamino or di-(C1-C3-alkyl)amino; …  R9 represents C1-C4-alkyl, C1-C4-alkoxy, C1-C4-haloalkoxy, C1-C4-haloalkylthio, C1-C4-alkylthio, C2-C5-alkoxyalkyl, C2-C5-alkoxyalkoxy, C2-C5-alkylthioalkyl or cyclopropyl; …  R10 represents hydrogen, fluorine, chlorine, methyl, trifluoromethyl, CH3O, CH3CH2O, CH3S, CH3SO, CH3SO2 or cyano; …  R11 represents methyl, ethyl, CH3O, CH3CH2O, fluorine or chlorine; …  R12 represents methyl, ethyl, CH3O, CH3CH2O, fluorine or chlorine; …  R13 represents C1-C3-alkyl; …  R14 represents C1-C3-alkyl, C1-C3-alkoxy, chlorine or OCHF2; … and the salts of these compounds; with the provisos that … …  E represents methine when R8 denotes halogen; and …  E represents methine when R8 or R9 denotes OCHF2 or SCHF2, … and the salts of these compounds with amines, alkali metal bases, alkaline earth metal bases or with quaternary ammonium bases have good selective herbicidal and growth-regulating properties pre- and post-emergence.