| 摘要 |
N-Phenylsulphonyl-N'-pyrimidinyl- and -triazinylureas of the formula I …<IMAGE>… in which … … R is hydrogen or C1-C4-alkyl; … R1 is hydrogen, halogen, C1-C5-alkyl, C2-C5-alkenyl, C1-C4-haloalkyl, COO-R2 or A-R3; … R2 is C1-C5-alkyl; … R3 is C1-C5-alkyl, C2-C4-alkoxyalkyl or C1-C5-haloalkyl; … X is C1-C3-alkyl, C1-C3-alkyl which is monosubstituted to trisubstituted by halogen; C1-C3-alkoxy or C1-C3-alkoxy which is monosubstituted to trisubstituted by halogen; … A is oxygen, sulphur, SO or SO2; … Y is halogen, C1-C3-alkyl, C1-C3-alkyl which is monosubstituted to trisubstituted by halogen; C1-C3-alkoxy, C1-C3-alkoxy which is monosubstituted to trisubstituted by halogen; cyclopropyl, methylamino or dimethylamino; … E is nitrogen or the methine group; and … Z is fluorine or chlorine; … and the salts of these compounds with amines, alkali metal bases or alkaline-earth metal bases or with quaternary ammonium bases have good selective herbicidal and growth-regulating properties when used pre- and post-emergence. |
