| O-羧甲基N-三甲基壳聚糖季铵盐的合成及其结构表征 |
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| 引用本文： | 姚评佳,李世迁,魏远安.O-羧甲基N-三甲基壳聚糖季铵盐的合成及其结构表征[J].广西大学学报(自然科学版),2006,31(3):208-211. |
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| 作者姓名： | 姚评佳 李世迁 魏远安 |
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| 作者单位： | 1. 广西亚热带生物资源保护利用重点实验室,广西,南宁,530005
2. 广西大学,化学化工学院,广西,南宁,530004 |
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| 基金项目： | 广西区教育厅资助(桂教科研[2003]22号) |
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| 摘 要： | 利用壳聚糖分子中氨基的特性,与过量的碘甲烷进行彻底的甲基化反应合成水溶性的壳聚糖三甲基季铵盐,经纯化后,将壳聚糖三甲基季铵盐与过量的一氯乙酸反应合成一种新型的两亲性化合物O-羧甲基-N-三甲基壳聚糖季铵盐(O-C arboxym ethy l-N-triM ethy lCh itosan Q uaternary amm on ium sa lt,CM TM C),经纯化后进行了结构表征.
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| 关 键 词： | N-三甲基壳聚糖季铵盐 O-羧甲基-N-三甲基壳聚糖季铵盐 壳聚糖 |
| 文章编号： | 1001-7445(2006)03-0208-04 |
| 收稿时间： | 2006-04-11 |
| 修稿时间： | 2006-07-24 |
Synthesis and structural characterization of the quaternary ammonium |
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| YAO Ping-jia,LI Shi-qian,WEI Yuan-an.Synthesis and structural characterization of the quaternary ammonium[J].Journal of Guangxi University(Natural Science Edition),2006,31(3):208-211. |
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| Authors: | YAO Ping-jia LI Shi-qian WEI Yuan-an |
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| Institution: | 1. Guangxi Key Laboratory of Subtropical Bio-resource Conservation and Utilization,Nanning 530005 ,China; 2. College of Chemistry and Chemical Engineering,Guangxi University,Nanning 530004 ,China |
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| Abstract: | The water soluble tri-methy quaternary ammonium salt of chitosan is synthesized by exchaustive methylation of amino in the chitosan with excess methyl iodide,A new type of amphiphilic quaternary ammonium salt of O-CarboxyMethyl-N-triMethylChitosan(TMCMC) was prepared reaction of tri-methy quaternary ammonium salt of chitosan with excess chloroacetic acid,its structure is characterized after purification. |
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| Keywords: | N-tri-methyl quaternary ammonium salt of chitosan O-carboxymethylN-trimethylchitosan Quaternary ammonium salt chitosan |
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