| 用胆甾液晶冠醚气相色谱固定相分离取代苯位置异构体 |
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| 引用本文： | 卿笑天 唐英. 用胆甾液晶冠醚气相色谱固定相分离取代苯位置异构体[J]. 分析化学, 1997, 25(6): 648-651 |
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| 作者姓名： | 卿笑天 唐英 |
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| 作者单位： | [1]川北医学院化学教研室 [2]重庆师范专科学校化学系 |
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| 摘 要： | 以胆甾型苯并－１５－冠－５涂渍于硅烷化１０２白色担体作为一种新的ＧＣ上，柱温在１２５℃以下（固体固定相）、１２５℃以上（液体固定相）及由１８２℃降至１２５℃以上（冠醚液晶固定相）三种情况下，对几种取代苯位置异构体的分离效果进行了比较研究，并探讨了分离机理。
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| 关 键 词： | 胆甾型 冠醚 液晶 GC 取代苯 位置异构体 固定相 |
Gas Chromatographic Separation of Positional Isomers of Substituted Benzenes on Cholesteryl Liquid Crystal Crown Ether Stationary Phase |
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| Qing Xiaotian,Zhou Zaide,Xie Minggui,Zeng Yongchang,Tang Ying. Gas Chromatographic Separation of Positional Isomers of Substituted Benzenes on Cholesteryl Liquid Crystal Crown Ether Stationary Phase[J]. Chinese Journal of Analytical Chemistry, 1997, 25(6): 648-651 |
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| Authors: | Qing Xiaotian Zhou Zaide Xie Minggui Zeng Yongchang Tang Ying |
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| Abstract: | Separation of positional isomers of some substituted benzenes with CH-B-15-C-5 as GC stationary phase was studied in this paper. The chromatographic characteristics of CH-B-15-C-5 were also studied. The results of separation of positional isomers were discussed. |
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| Keywords: | Cholesteryl crown ether liquid crystal gas chromatogtraphy substituted benzene positional isomer |
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