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实验报告 PowerPoint PPT Presentation


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实验报告. 偶氮苯化合物的合成及光致变色性能的研究. 偶氮苯化合物由于其优良的光学及光致顺反异构性,在光信息材料及生物材料等方面得到了广泛的应用. 该文献 对 六种 偶氮苯衍生物的紫外吸收光谱及荧光发射光谱进行了测定,随着溶剂极性的增强,最大吸收波长红移;对荧光发射光谱随紫外光照射时间变化的研究进一步证实了邻位基团间的氢键的存在并且对顺式构型具有稳定作用. 六种合成产物. 对六种偶氮苯衍生物在溶液中的光致变色性能进行了测试,通过对结果的分析发现,对羟基偶氮苯甲酸在弱极性溶剂中异构化速率快,可暗回复,重复性好并且能量损耗小。

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实验报告

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