| 微波协同1-丁基-3-甲基咪唑硫酸氢盐离子液体催化酯交换合成肉桂酸正丁酯的研究 |
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| 引用本文： | 黎彧,吴志谊,黄俊华,张宗春,许惠婷,张滢. 微波协同1-丁基-3-甲基咪唑硫酸氢盐离子液体催化酯交换合成肉桂酸正丁酯的研究[J]. 中国酿造, 2012, 31(5): 38-40 |
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| 作者姓名： | 黎彧 吴志谊 黄俊华 张宗春 许惠婷 张滢 |
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| 作者单位： | 1. 广东轻工职业技术学院轻化系,广东广州,510300
2. 广州市质量监督检测研究院,广东广州,510110 |
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| 基金项目： | 广东省高等学校高层次人才项目(2011QY01);广东轻院自然科学基金资助项目(KJ201007);广东轻院教学改革项目资助课题(JG201004) |
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| 摘 要： | 研究微波协同1-丁基-3-甲基咪唑硫酸氢盐催化酯交换反应合成肉桂酸正丁酯的新工艺,通过优化合成工艺得到了最佳工艺条件:肉桂酸甲酯的量为0.01 mol,酯醇摩尔比1∶8,催化剂用量为肉桂酸甲酯质量的16％,微波功率300W,微波温度为80℃,微波反应时间为45min,在此条件下,肉桂酸甲酯的最高转化率达36.07％.
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| 关 键 词： | 微波合成 1-丁基-3-甲基咪唑硫酸氢盐 离子液体催化 酯交换 桂酸正丁酯 |
Study on microwave assisted transesterification synthesis of n-butyl cinnamate catalyzed by ionic liquid 1-butyl-3-met hylimidazolium hydrogen sulfate |
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| LI Yu , WU Zhiyi , HUANG Junhua , ZHANG Zongchun , XU Huiting , ZHANG Ying. Study on microwave assisted transesterification synthesis of n-butyl cinnamate catalyzed by ionic liquid 1-butyl-3-met hylimidazolium hydrogen sulfate[J]. China Brewing, 2012, 31(5): 38-40 |
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| Authors: | LI Yu WU Zhiyi HUANG Junhua ZHANG Zongchun XU Huiting ZHANG Ying |
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| Affiliation: | 1.Department of Chemical Engineering,Guangdong Industry Technical College,Guangzhou 510300,China;2.Guangzhou Product Quality Supervision and Testing Institute,Guangzhou 510110,China) |
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| Abstract: | The microwave assisted transesterification synthesis was integrated with ionic liquid catalysis to prepare n-butyl cinnamate from methyl cinnamate.The preparation processes were investigated and the optimum conditions were found as follows,methyl cinnamate 0.01 mol,the molar ratio of methyl cinnamate to n-butyl alcohol 1∶ 8,ionic liquid mass fraction of 1-butyl-3-methylimidazolium hydrogen sulfate 16% to methyl cinnamate,microwave power 300W,temperature 80℃ and reaction time 45min.The highest conversion rate of the new developed process is 36.07%. |
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| Keywords: | microwave assisted synthesis 1-butyl-3-methylimidazolium hydrogen sulfate ionic liquid catalysis transesterification n-butyl cinnamate |
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