基于芴类蓝光发光材料的合成与表征  

Synthesis and Characterization of Blue Light-Emitting Materials Based on Fluorene

作　　者：申奥 李科研 刘畅 邓书洋 韩蒙蒙 杨振强[1] SHEN Ao;LI Keyan;LIU Chang;DENG Shuyang;HAN Mengmeng;YANG Zhenqiang(Institute of Chemistry Co.,Ltd.,Henan Academy of Sciences,Zhengzhou 450002,China;School of Materials Science and Engineering,Henan Normal University,Xinxiang 453007,China;Institute of Chemistry,Henan Academy of Sciences,Zhengzhou 450002,China)

机构地区：[1]河南省科学院化学研究所有限公司,河南郑州450002 [2]河南师范大学材料科学与工程学院,河南新乡453007 [3]河南省科学院化学研究所,河南郑州450002

出　　处：《河南化工》2024年第12期4-7,共4页Henan Chemical Industry

基　　金：河南省科技研发计划联合基金资助项目(225200810094、225200810072);河南省科学院基本科研业务费项目(230603012);河南省科学院创新平台建设项目(231003032);河南省科学院科研启动费项目(231818024);河南省科学院特聘研究员项目(230503006)。

摘　　要：以2-溴-9,9-二苯基-9H-芴为起始原料,通过Buchwald-Hartwig和Suzuki偶联反应,合成了目标化合物9,9-三苯基-N-[4′-(三苯基硅基)][1,1′-联苯-4-基]-芴-2-胺。利用^(1)H NMR、MS、HPLC对目标化合物结构和纯度进行了鉴定,并通过DSC-TG、UV-Vis和荧光光谱研究了物质的热稳定性和光物理性能。研究表明,目标化合物具有较高的热稳定性,较宽的紫外吸收范围,其荧光发射波长是419 nm,位于蓝光区域,且半峰全宽为36 nm。工艺过程简单,产率高,在有机蓝光材料领域具有一定的应用前景。Using 2-bromo-9,9-diphenyl-9H-fluorene as starting material,the target compound 9,9-triphenyl-N-[4′-(triphenylsilyl)[1,1′-biphenyl]-4-yl]-fluorene-2-amine is synthesized by Buchwald-Hartwig and Suzuki coupling reaction.The structure and purity of the target compound are identified by ^(1)H NMR,MS and HPLC,and the thermal stability and photophysical properties of the material are studied by DSC-TG,UV-Vis and fluorescence spectroscopy.The results show that the target compound has high thermal stability and wide ultraviolet absorption range.Its fluorescence emission wavelength is 419 nm,which is located in the blue light region,and the full width at half maximum is 36 nm.The process is simple and the yield is high.It has a certain application prospect in the field of organic blue light materials.

关 键 词：2-溴-9 9-二苯基-芴 有机硅材料 蓝光发光材料 有机光电材料 

分 类 号：TQ422[化学工程]