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首页> 外文期刊>Bulletin of the Chemical Society of Japan >Novel Through-Space Conjugated Polymers Consisting of Alternate [2.2]Paracyclophane and Fluorene
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Novel Through-Space Conjugated Polymers Consisting of Alternate [2.2]Paracyclophane and Fluorene

机译:由交替的[2.2]环环烷和芴组成的新型贯穿空间共轭聚合物

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摘要

Novel through-space pi-conjugated polymers having [2.2]paracyclophane and fluorene units were synthesized by the Suzuki coupling reaction.The polymers possessed good solubility in common organic solvents and good thermal stability.According to the UV-vis absorption spectra,the polymer showed an extension of pi-delocalization via the through-space with TT-TT stacking compared with two kinds of model compounds.All of the polymers exhibited purplish-blue emission with high photoluminescence(PL)efficiencies of 73-81%in solution.The HOMO and LUM0 energy levels of the polymer were estimated from the cyclic voltammogram.
机译:通过Suzuki偶联反应合成了具有[2.2]对环环和芴单元的新型空位π共轭聚合物。该聚合物在常见有机溶剂中具有良好的溶解性和良好的热稳定性。根据紫外可见吸收光谱,该聚合物表现出与两种模型化合物相比,通过TT-TT叠层通过贯通空间进行pi离域化的扩展。所有聚合物均显示出紫蓝色发射,并在溶液中具有73-81%的高光致发光(PL)效率。聚合物的LUMO能级和LUMO能级由循环伏安图估算。

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