A novel process for preparing a naphthalene derivative of the formula: ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6 and R.sup.7 are a lower alkyl group, and an intermediate thereof is disclosed. Said naphthalene derivative (I) and a pharmaceutically acceptable salt thereof are useful as a hypolipidemic agent.
一种制备
萘衍
生物的新方法,其
化学式如下:##STR1## 其中R.sup.1、R.sup.2、R.sup.3、R.sup.4、R.sup.5、R.sup.6和R.sup.7是低碳烷基团,并揭示了其中间体。所述的
萘衍
生物(I)及其药用可接受盐作为降脂药物。