| abstract |
The compounds of the general formula (I) in which X is O or -SO 2 -, Y is CH or N, R 1 is alkyl, alkenyl or (C 2 -C 6) -alkynyl which is optionally substituted, R 2 is alkyl, alkenyl, alkynyl or cyclohexyl, R 3, R4 is H or alkyl, R5, R6 is H, (substituted) alkyl, (substituted) alkoxy, halogen, alkylthio, mono- or dialkylamino, and salts thereof have advantageous herbicidal properties against monocotyledonous and dicotyledonous harmful plants and are suitable for selective use in large-scale cultures. They also have good plant growth regulating effect. |