申请人:Sumitomo Chemical Company, Limited
公开号:US05041679A1
公开(公告)日:1991-08-20
Compounds of the present invention are represented by the formula, ##STR1## wherein X represents a lower alkyl, lower alkoxy, lower haloalkyl or lower haloalkoxy group or a halogen atom, and R.sup.1 and R.sup.2, which may be the same or different, represent a hydrogen atom or a methyl group. They are useful intermediates for preparing herbicidal compounds.
本发明的化合物由以下公式表示:##STR1## 其中X代表较低的烷基、较低的烷氧基、较低的卤代烷基或较低的卤代烷氧基或卤素原子,R1和R2代表氢原子或甲基,它们可相同也可不同。它们是制备除草剂化合物的有用中间体。