1. Research and development for fhe production of pyrocatechol and hydroquinone by reaction of phenol with hydrogen peroxide and percarboxylic acid as hydroxylating reagent are introduced.
   着重介绍用过氧化氢和过氧化羧酸作羟基化剂,使苯酚羟基化生成邻苯二酚和对苯二酚的研究开发进展。

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