申请人:Agro-Kanesho Co., Ltd.
公开号:US04600432A1
公开(公告)日:1986-07-15
Propionic acid derivatives represented by the formula (I) ##STR1## wherein X indicates an oxygen atom or a sulfur atom, Y indicates a hydrogen atom or a halogen atom, R.sub.1 and R.sub.2 are the same or different group, indicating an alkyl group, alkenyl group, alkynyl group, cycloalkyl group, lower alkoxy group, lower alkoxyalkyl group, phenyl group, respectively, or R.sub.1 and R.sub.2 may form a heterocyclic group together with a nitrogen atom bonding to said R.sub.1 and R.sub.2, and herbicidal compositions employing them.
式(I)所代表的丙酸衍生物为 ##STR1## 其中X表示氧原子或硫原子,Y表示氢原子或卤素原子,R.sub.1和R.sub.2是相同或不同的基团,表示烷基,烯基,炔基,环烷基,较低的烷氧基,较低的烷氧基烷基,苯基,或者R.sub.1和R.sub.2可以与氮原子结合形成杂环基团,以及采用它们的除草剂组合物。