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https://doi.org/10.7503/cjcu20120898
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Cite Publication Date: Dec 31, 2012 |
以4，4＇-联吡啶鎓、2，6-萘二酚和2，7-萘二酚为基本结构单元，设计合成了2种带有分子内给受体相互作用的大环化合物，并采用紫外光谱和核磁共振等手段研究了其与葫芦[8]脲的键合行为．研究结果表明，在水溶液中大环的2，6-萘二酚和2，7-萘二酚与4，4＇-联吡啶翁之间存在分子内的电荷转移相互作用，而葫芦[8]脲可以键合这2种大环化合物，导致电荷转移吸收峰增强并红移，表明葫芦[8]脲能增强这种分子内的电荷转移相互作用，形成稳定的环套环分子组装体．这种结构是基于葫芦[8]脲的新型拓扑结构．
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