摘要 |
N-arylbenzamide derivatives of formula (I) <CHEM> wherein Z is oxygen or sulfur, R1, R2, R3 are hydrogen or a substituent, R4 is an heteroaryl group linked to the nitrogen atom by a carbon atom, selected from possibly substituted isoxazole, isothiazole, pyrazole, imidazole, thiadiazole, oxadiazole or pyridazine. These compounds can be used as herbicides. |