The invention provides new imidazole derivatives of the general formula: ##STR1## wherein R.sup.1 represents a methyl or ethyl group, R.sup.2, R.sup.3 and R.sup.4, which may be the same or different, each represent a hydrogen or halogen atom or an alkyl or alkoxy group which may optionally be substituted by one or more fluorine atoms, and R.sup.2, R.sup.3 and R.sup.4 do not all represent hydrogen atoms, which possess useful herbicidal properties.
本发明提供了一种新的
咪唑衍
生物,其一般式为:##STR1## 其中R.sup.1代表甲基或乙基基团,R.sup.2、R.sup.3和R.sup.4分别表示氢或卤素原子或烷基或烷氧基,可以选择由一个或多个
氟原子取代,且R.sup.2、R.sup.3和R.sup.4不能都表示氢原子,具有有用的除草性能。