化学研究与应用
化學研究與應用
화학연구여응용
CHEMICAL RESEARCH AND APPLICATION
2014年
2期
255-260
,共6页
何星%赵鑫%邵晶%张正垠%尹妮
何星%趙鑫%邵晶%張正垠%尹妮
하성%조흠%소정%장정은%윤니
芴衍生物%合成%Suzuki偶联反应%光物理性能
芴衍生物%閤成%Suzuki偶聯反應%光物理性能
물연생물%합성%Suzuki우련반응%광물이성능
fluorene derivatives%synthesis%Suzuki coupling reaction%photophysical properties
通过Ullmann偶联、Suzuki偶联等反应合成了三种咔唑或二苯胺封端的芴类有机小分子CPhF、CPh2 F和DAF,并通过核磁共振谱1 H NMR和13 C NMR对其进行了表征。化合物CPhF和CPh2 F的CH2 Cl2稀溶液的最大吸收峰位于345nm,发射峰分别位于393和405nm,属于蓝紫色荧光;化合物DAF的CH2 Cl2稀溶液的最大吸收峰位于364nm,发射峰位于428nm,属于蓝色荧光;化合物CPhF和CPh2 F 的玻璃化温度分别为97和111℃,分解温度分别为368和416℃,均具有良好的热稳定性。
通過Ullmann偶聯、Suzuki偶聯等反應閤成瞭三種咔唑或二苯胺封耑的芴類有機小分子CPhF、CPh2 F和DAF,併通過覈磁共振譜1 H NMR和13 C NMR對其進行瞭錶徵。化閤物CPhF和CPh2 F的CH2 Cl2稀溶液的最大吸收峰位于345nm,髮射峰分彆位于393和405nm,屬于藍紫色熒光;化閤物DAF的CH2 Cl2稀溶液的最大吸收峰位于364nm,髮射峰位于428nm,屬于藍色熒光;化閤物CPhF和CPh2 F 的玻璃化溫度分彆為97和111℃,分解溫度分彆為368和416℃,均具有良好的熱穩定性。
통과Ullmann우련、Suzuki우련등반응합성료삼충잡서혹이분알봉단적물류유궤소분자CPhF、CPh2 F화DAF,병통과핵자공진보1 H NMR화13 C NMR대기진행료표정。화합물CPhF화CPh2 F적CH2 Cl2희용액적최대흡수봉위우345nm,발사봉분별위우393화405nm,속우람자색형광;화합물DAF적CH2 Cl2희용액적최대흡수봉위우364nm,발사봉위우428nm,속우람색형광;화합물CPhF화CPh2 F 적파리화온도분별위97화111℃,분해온도분별위368화416℃,균구유량호적열은정성。
Three fluorene derivatives end-capped by carbazole or diphenylamine were synthesized through Ullmann coupling and Su -zuki coupling reactions,and their structures were characterized by 1 H NMR and 13 C NMR.The maximum absorption wavelengths and emission wavelengths of CPhF ,CPh2 F and DAF in dilute CH2 Cl2 were λabs=345,345,364nm,and λem=393,405,428nm,re-spectively.CPhF and CPh2 F had good thermal stability,for their glass transition temperatures were 97 and 111℃and decomposition temperatures were 368 and 416℃,respectively.