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1,4-二(5'-醛基噻吩基-2')-2,5-二辛氧基苯的合成、表征及荧光性质

LI Shengbiao, ZHAO Lifeng,SU Jinjin, TANG Chao,ZHU Xingrong, FAN Quli, WEI Wei, PENG Bo, HUANG Wei

JOURNAL OF HUAZHONG NORMAL UNIVERSITY(NATURAL SCIENCES)（2007）

Cited 22|Views6
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Abstract
设计、合成了结构新颖的1,4-二(5'-醛基噻吩基-2')-2,5-二辛氧基苯,并对其结构进行了表征.应用钯催化剂以三丁基锡噻吩与取代的对-二溴苯(3)反应(Stille偶合)生成取代的苯基噻吩(4),产率达到95.2%.由于目标产物(5)本身具有多芳环共轭体系.其荧光效应相当强烈,在氯仿溶液中紫外-可见吸收(UV-vis)和荧光发射(PL)的最大波长分别为413 nm和477 nm,固态荧光发射(PL)波长为504 nm.
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Key words
photoluminescence properties,carbaldehyde-thiophen,dioctyloxy-benzene
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