A series of superconductor type cuprates synthesized by citric acid complex method exhibited high catalytic activity in direct hydroxylation of phenol to diphenols.

• 通过探讨催化剂结构与活性的关系,发现含铜复合氧化物中的非化学计量氧和铜离子的平均价态与苯酚羟化活性和过氧化氢分解活性密切相关。