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本文研究了对甲基苯乙酸苄基酯(BCO2A)及苯乙酸1-萘基酯(ACO2N)在ZSM-5沸石中的光化学反应.研究发现,光解BCO2A在ZSM-5沸石中主要生成BA,而光解ACO2N只生成AA及NN.两种酯的产物分布和在乙腈溶液中的光解完全不同.这些结果是由ZSM-5沸石孔腔对底物分子的尺寸及形状具有选择性而引起的.
In this paper, the photochemical reactions of benzyl p-methylphenylacetate (BCO2A) and 1-naphthylphenylacetate (ACO2N) in ZSM-5 zeolite were studied. It was found that photolysis of BCO2A mainly produced BA in ZSM-5 zeolite, whereas photolysis of ACO2N produced only AA and NN. The product distribution of the two esters is completely different from that in acetonitrile. These results are due to the selectivity of the size and shape of the substrate molecule by the ZSM-5 zeolite pore.