A specific sensing ensemble for cyanide ion in aqueous solution

被引:25
|
作者
Feng, Liheng [1 ]
Wang, Yue [1 ]
Liang, Fei [1 ]
Liu, Wen [2 ]
Wang, Xiaoju [3 ]
Diao, Haipeng [2 ]
机构
[1] Shanxi Univ, Sch Chem & Chem Engn, Taiyuan 030006, Peoples R China
[2] Shanxi Med Univ, Dept Chem, Taiyuan 030001, Peoples R China
[3] Shanxi Univ, Educ Minist, Chem Biol & Mol Engn Lab, Inst Mol Sci, Taiyuan 030006, Peoples R China
关键词
Fluorescence probe; Ensemble; Fluorescence quenching; Cyanide ion; ACID-SUBSTITUTED VIOLOGENS; MONOSACCHARIDE DETECTION; SELECTIVE RECOGNITION; ANION RECOGNITION; GLUCOSE; CHEMOSENSOR; SENSORS; SYSTEMS; CHARGE; SALTS;
D O I
10.1016/j.snb.2012.04.037
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
A specific two-component ensemble probe has been designed and developed to detect cyanide ion in aqueous solution. It is comprised water-soluble fluorescence dye HPTS and boronic acid functionalized quencher/receptor TB3PB. The nucleophilic addition of cyanide ion to boronic acid groups of TB3PB yields an intramolecular complex which will weaken the electrostatic interaction of TB3PB and HP'S, and as a result, the fluorescence of HPTS recovers largely. (C) 2012 Elsevier B.V. All rights reserved.
引用
收藏
页码:365 / 369
页数:5
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