2-苯基-1,2,3-三唑醛和喹喔啉醛通过亚胺键固载到介孔分子筛MCM-41上,得到6种MCM-41固载多氮杂环席夫碱(L1～L6),用FT-IR、XRD和SEM等技术手段对所制得的固载席夫碱进行表征.研究了以MCM-41固载多氮杂环席夫碱和金属盐偏钒酸钠为共同催化剂,过氧化氢为氧源,直接催化氧化苯合成苯酚,用气相色谱快速检测苯酚产率.系统地考察了配体、金属盐、温度、溶剂、催化剂用量、反应时间、氧化剂等因素对反应的影响,产率最佳可达23.9％,选择性大于90％.对催化剂扩大5倍量进行试验,得到23％的产率和93％的选择性,并且催化剂重复使用3次仍能达到19％的产率和90％以上的选择性.
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