孙雨安,黄晓娜,陈辉,李宁,杨瑞娜.化学通报,2019,82(5):472-475. |
5-苯基-5H-苯并[2,3]磷杂吲哚[4,5-b]苯并呋喃的合成及性能研究 |
5-Phenyl-5H-benzo[2,3]phosphonium [4,5-b]benzofuran Synthesis and performance studies |
投稿时间:2018-10-23 修订日期:2018-12-28 |
DOI: |
中文关键词: 苯并呋喃 磷杂吲哚 合成 表征 光物理性能 |
英文关键词:Benzofuran, phosphindolo, synthesis, characterizate, physical properties |
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中文摘要: |
以二苯并呋喃-4-硼酸为原料,与邻溴碘苯发生 Suzuki偶联,经丁基锂锂化后与Ph2PCl反应,再经醋酸钯催化关环等合成了新型的5-苯基-5H-苯并[2,3]磷杂吲哚[4,5-b]苯并呋喃4和5,并利用核磁共振和高分辨质谱等手段对它们的结构进行表征,利用紫外光谱、荧光光谱以及热重分析等手段研究了它们的光物理性能。该类化合物在蓝光有机电致发光材料领域存在应用潜力。 |
英文摘要: |
5-Phenyl-5H-benzo[2,3]phosphindolo[4,5-b]benzofuran 4 and 5 was synthesized by dibenzofuran-4-boronic acid as starting material. After Suzuki coupling reaction, lithiation by n-butyllithium and Pd(OAc)2-catalyzed cyclization, the title products were got and their structure were characterizated by NMR and HRMS. Their physical properties were studied using UV, fluorescence spectra and TGA. |
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