The Photophysical Behavior of 2-Pyrazoline with Azastilbene

被引:1
|
作者
Yan Zhenglin [1 ]
Wu Shikang [1 ]
机构
[1] Acad Sinica, Inst Photog Chem, Beijing 100101, Peoples R China
关键词
1,3,5-triaryl-2-pyrazoline; Fluorescence quantum yield; Photoinduced cis-trans isomerization; Intramolecular photoinduced charge transfer; Aza-stilbene;
D O I
10.3866/PKU.WHXB19940707
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
In this work, a new kind of 2-pyrazoline compound with azastilbene on position 5 has been synthesized. The photoinduced cis-trans isomerization and its mechanism have also been studied. Results indicate that the rat e. for the photoisomerization reaction of the title compound depends strongly on the polarity of solvents used and the photoisomerization reaction led to increase of the fluorescence intensity of this compound with increase of irradiation duration.
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页码:610 / 615
页数:6
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