| 农药中间体5-乙基吡啶-2,3-二甲酸二乙酯的清洁合成 |
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| 引用本文： | 刘元麟,马宝刚.农药中间体5-乙基吡啶-2,3-二甲酸二乙酯的清洁合成[J].农药科学与管理,2011,32(3):23-24. |
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| 作者姓名： | 刘元麟 马宝刚 |
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| 作者单位： | 沈阳科创化学品有限公司,辽宁,沈阳,110144 |
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| 摘 要： | 本文介绍了农药中间体5-乙基吡啶-2,3-二甲酸二乙酯合成路线,通过试验分析,将生产过程中产生的废水进行回收,选择出适合工业化的清洁合成工艺,无三废,实现清洁合成。2步反应得到产品,总收率为70%(以乙氧基乙酸乙酯计),含量为85%。
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| 关 键 词： | 5-乙基吡啶-2 3-二甲酸二乙酯 农药中间体 清洁合成 |
Clean Synthesis of 5-ethyl-pyridine-2,3-dicarboxylic Acid Diethyl Ester |
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| Liu Yuanlin,Ma Baogang.Clean Synthesis of 5-ethyl-pyridine-2,3-dicarboxylic Acid Diethyl Ester[J].Pesticide Science and Administration,2011,32(3):23-24. |
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| Authors: | Liu Yuanlin Ma Baogang |
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| Institution: | Liu Yuanlin,Ma Baogang(Shenyang Sciencreat Chemicals Co.,Ltd.,Shenyang 110144,China) |
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| Abstract: | The methods for synthesis of 5-ethyl-pyridine-2,3-dicarboxylic acid diethyl ester were reviewed.The clean synthesis route was found by experiment that the 5-ethyl-pyridine-2,3-dicarboxylic acid diethyl ester was synthesized by two-step reaction,the yield rate was 70%(base on ethyl ethoxy acetate),the purity of the final product was 85%. |
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| Keywords: | 5-ethyl-pyridine-2 3-dicarboxylic acid diethyl ester clean synthesis |
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