| N-甲基-4-哌啶酮的合成 |
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| 引用本文： | 朱占海,王新海. N-甲基-4-哌啶酮的合成[J]. 当代化工, 2012, 0(8): 776-777 |
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| 作者姓名： | 朱占海 王新海 |
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| 作者单位： | 1. 沈阳燃气有限公司,辽宁沈阳110005
2. 沈阳名华模塑科技有限公司,辽宁沈阳110141 |
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| 摘 要： | 以丙烯酸甲酯和甲胺气为原料,经过 Michael 加成、Dieckmann 环合、脱羧反应合成 N-甲基-4-哌啶酮.加成反应温度为30~35℃,气体流速为3.0~3.5 g/h,环合反应温度为105℃,脱羧反应温度为100~105℃,N-甲基-4-哌啶酮的总收率为59%.
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| 关 键 词： | 丙烯酸甲酯 甲胺 固体甲醇钠 N-甲基-4-哌啶酮 |
Synthesis of N-Methyl-4-Piperidone |
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| ZHU Zhan-hai,WANG Xin-hai. Synthesis of N-Methyl-4-Piperidone[J]. Contemporary Chemical Industry, 2012, 0(8): 776-777 |
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| Authors: | ZHU Zhan-hai WANG Xin-hai |
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| Affiliation: | 1.Shenyang Gas Co.,Ltd,Liaoning Shenyang 110005,China) (2.Shenyang Minghua Mould & Plastic Technology Co.,Ltd,Liaoning Shenyang 110141,China) |
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| Abstract: | N-Methyl-4-piperidone was prepared from methyl acrylate and methylamine gas via Michael addition,Dieckmann cyclization and decarboxylic reaction.The total yield of N-Methyl-4-piperidone can reach 59% when temperature in the addition reaction is 30~35 ℃,gas flow rate is 3.0~3.5 g/h,temperature in the cyclization reaction is 105 ℃,temperature in the decarboxylic reaction is 100~105 ℃. |
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| Keywords: | Methyl acrylate Methylamine Sodium methoxide solid N-methyl-4-piperidone |
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