A hydroquinone derivative (I) represented by the following formula: ##STR1## wherein R.sup.1 is a hydrogen atom, acetyl group or benzoyl group, such hydroquinone derivative being useful as an intermediate for chroman derivatives useful as a blood sugar-lowering agent.
以下是翻译结果:
一种羟基苯醌衍
生物(I),其
化学式如下:##STR1## 其中R.sup.1为氢原子,乙酰基或苯甲酰基,这种羟基苯醌衍
生物可用作色满衍
生物的中间体,色满衍
生物是一种降低血糖的药物。