| 双(2-苯并咪唑基)乙烷的合成工艺研究 |
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| 引用本文： | 戴卫东,李泉,钱礼华.双(2-苯并咪唑基)乙烷的合成工艺研究[J].江西师范大学学报(自然科学版),2009,33(3). |
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| 作者姓名： | 戴卫东 李泉 钱礼华 |
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| 作者单位： | 淮海工学院,化学工程学院,江苏,连云港,222005 |
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| 摘 要： | 以邻苯二胺和丁二酸为原料,在多聚磷酸存在下微波辐射得到双(2-苯并咪唑基)乙烷,考查了原料配比、温度、反应时间等条件对产率的影响.结果表明:胺酸物质的摩尔比为2.2:1、酰化反应温度180℃、酰化反应时间3.5 h、微波辐射时间10 min是最适宜的反应条件,其产率可达50.0%.
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| 关 键 词： | 邻苯二胺 丁二酸 双(2-苯并咪哗基)乙烷 工艺条件 微波辐射 |
Studies on Synthesis Technology of 1,2-Bis(2-Benzimidazolyl)Ethane |
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| DAI Wei-dong,LI Quan,QIAN Li-hua.Studies on Synthesis Technology of 1,2-Bis(2-Benzimidazolyl)Ethane[J].Journal of Jiangxi Normal University (Natural Sciences Edition),2009,33(3). |
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| Authors: | DAI Wei-dong LI Quan QIAN Li-hua |
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| Institution: | Department of Chemical Engineering;Huaihai Institute of Technology;Lianyungang Jiangsu 222005;China |
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| Abstract: | Benzimidazole is an important construction unit which exists in many medicines,it plays an important role in organism.The synthesis of benzimidazole and its ramification is very significative in the development of new medicine and biochemistry.In this paper,1,2-bis(2-benzimidazolyl)ethane were synthesized from o-phenylenediamine and butane diacid in solvent of PPA under microwave irradiation.The yield of 1,2-bis(2-benzimidazolyl)ethane were investigated under mixture ratio,temperature,reaction time,etc.Resu... |
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