The structure of the compounds were confired by 1H NMR, 1R,MS and elemental analysis.Most of the compounds have herbicidal properties.Some of them have a good herbicidal activity.

• 化合物经元素分析、红外光谱、核磁共振、质谱分析鉴定．其中有些新化合物具有很强的杀草活性。