| 1-丁基-3-甲基咪唑六氟磷酸盐离子液体合成 |
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| 引用本文： | 关卫省,李宇亮,茹静,王倩. 1-丁基-3-甲基咪唑六氟磷酸盐离子液体合成[J]. 应用化工, 2010, 39(6): 818-822,826 |
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| 作者姓名： | 关卫省 李宇亮 茹静 王倩 |
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| 作者单位： | 长安大学,环境科学与工程学院,陕西,西安,710054 |
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| 基金项目： | 教育部博士点基金项目 |
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| 摘 要： | 按照两步法合成了离子液体1-丁基-3-甲基咪唑六氟磷酸盐([Bmim]PF6),探讨了时间、温度、溶剂、反应物配比等对中间体1-丁基-3-甲基咪唑溴盐([Bmim]Br)以及离子液体[Bmim]PF6产率的影响。结果表明,反应物配比为(1∶1.1)~(1∶2),温度70℃,反应30 h,中间体产率为95.91%;中间体中加入等摩尔KPF6,25℃下反应10 h后,离子液体产率为97.26%。
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| 关 键 词： | 离子液体 1-丁基-3-甲基咪唑六氟磷酸盐 机理 |
Synthesis of ionic liquids 1-butyl-3-methylimidazolium hexafluoroarsenate |
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| GUAN Wei-sheng,LI Yu-liang,RU Jing,WANG Qian. Synthesis of ionic liquids 1-butyl-3-methylimidazolium hexafluoroarsenate[J]. Applied chemical industry, 2010, 39(6): 818-822,826 |
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| Authors: | GUAN Wei-sheng LI Yu-liang RU Jing WANG Qian |
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| Abstract: | Ionic liquids 1-butyl-3-methylimidazolium hexafluoroarsenate(PF6) were synthesized by the two-steps method.The factors affecting the product yield such as solvent,the ratio of reactants,time of synthesis,temperature have been studied.The results showed that the molar ratio of reactants(1 ∶1.1)~(1 ∶2),temperatrue 70 ℃,time 30 h,the yield of intermediate was 95.91%,then equimolar potassium hexafluorophosphate was added and the reaction time was 10 h under 25 ℃,the yield of ionic liquid PF6 is about 97.26%. |
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| Keywords: | ionic liquid 1-butyl-3-methylimidazolium hexafluoroarsenate mechanism |
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