scholarly journals Combined use of chiral ionic liquid surfactants and neutral cyclodextrins: Evaluation of ionic liquid head groups for enantioseparation of neutral compounds in capillary electrophoresis

2014 ◽  
Vol 1360 ◽  
pp. 296-304 ◽  
Author(s):  
Yijin Liu ◽  
Shahab A. Shamsi
2009 ◽  
Vol 30 (16) ◽  
pp. 2820-2828 ◽  
Author(s):  
Bin Wang ◽  
Jun He ◽  
Victoria Bianchi ◽  
Shahab A. Shamsi

2013 ◽  
Vol 28 (5) ◽  
pp. 610-614 ◽  
Author(s):  
Wu Yujiao ◽  
Wang Guoyan ◽  
Zhao Wenyan ◽  
Zhang Hongfen ◽  
Jing Huanwang ◽  
...  

Author(s):  
Xiaofei Ma ◽  
Jingtang Li ◽  
Xiaoqi Li ◽  
Zijie Feng ◽  
Xuan Yang ◽  
...  

Abstract Nowadays, ionic liquids (ILs) functionalized cyclodextrins (CDs) have drawn increasing attention in chiral separation. Herein, a novel β-CD derivative functionalized by L-histidinium IL, mono-6-deoxy-6-L-histidinium-β-cyclodextrin chloride (L-HMCDCl), was synthesized for the first time and utilized for enantioseparation of nefopam and chlorphenamine in capillary electrophoresis. The L-HMCDCl exhibited superior enantioselectivity compared with native β-CD. The effect of some key parameters such as chiral selector concentration, buffer pH and applied voltage on the enantioseparation was investigated in detail. In the interest of the chiral discrimination mechanism and the enhanced enantioselectivity of L-HMCDCl, molecular modeling with AutoDock was employed to study the interaction, which was in good agreement with experimental results.


2009 ◽  
Vol 30 (16) ◽  
pp. 2812-2819 ◽  
Author(s):  
Bin Wang ◽  
Jun He ◽  
Victoria Bianchi ◽  
Shahab A. Shamsi

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