This article reviews the technological features and researches in hydroxylation of phenol by hydrogen peroxide to dihydroxybenzene, including a technology developed by SRIPT.

• 简述了国内外过氧化氢苯酚羟基化合成苯二酚技术特点和研究进展。着重介绍了上海石油化工研究院开发的过氧化氢苯酚羟基化制苯二酚小试技术。