| 摘要 |
Compounds of the formula I or their salts <IMAGE> in which Ar denotes an optionally substituted phenyl, naphthyl, pyridyl, quinolinyl or isoquinolinyl radical, R1 denotes H, alkyl or (substd.) phenyl; R2 and R3 denote H, (substd.) alkyl, (substd.) phenyl, (substd.) benzyl, alkoxy, (substd.) alkoxycarbonyl, carboxyl, -CONR8R9, -CONR1-NR10R11, -C(R1)=N-NR10R11 or a radical <IMAGE> M denotes &rdurule& CR2R3, S, SO, SO2, O or NR7; Q denotes &rdurule& CR2R3, S or O; T denotes &rdurule& CR2R3, S, SO, SO2 or O; X denotes O or S; Y denotes O, S or NH; Z denotes O, S or NR6; m denotes 1, 2 or 3; and n denotes 1 or 2, with the proviso that when Y denotes 0; R1, R2 and R3 denote H and Q and T denote CH2 and M must not be CH2, S, SO or SO2, have advantageous herbicidal properties and are in particular suitable for use in agriculture. |
