| 硫酸氢钠催化合成对氯苯氧乙酸乙酯 |
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| 引用本文： | 郑超,王萍,张恭孝. 硫酸氢钠催化合成对氯苯氧乙酸乙酯[J]. 应用化工, 2003, 32(3): 55-56 |
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| 作者姓名： | 郑超 王萍 张恭孝 |
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| 作者单位： | 泰山医学院,工程学院,山东,泰安,271000 |
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| 摘 要： | 研究了以硫酸氢钠为催化剂,以对氯苯氧乙酸和乙醇为原料合成对氯苯氧乙酸乙酯,确定的最佳工艺条件为:对氯苯氧乙酸20g,酸醇质量比1∶8,催化剂用量0.5g,反应温度80℃,反应时间2h,酯收率达96%以上。
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| 关 键 词： | 对氯苯氧乙酸乙酯 对氯苯氧乙酸 硫酸氢钠 |
| 文章编号： | 1671-3206(2003)03-0055-02 |
| 修稿时间： | 2002-12-10 |
Synthesis of ethyl p-chlorophenoxyacetate catalyzed by sodium bisulfate |
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| Abstract: | The ethyl p chlorophenoxyacetate is catalytic synthesized by sodium bisulfate,with p chlorophenoxyacetic acid and ethanol as raw materials.The proper technological conditions are as follows:the quality of p chlorophenoxyacetic acid is 20 g,mass ratio of acid and alcohol is 1∶8,dose of catalyst to p chlorophenoxyacetic acid is 0.5 g for the reaction at 80 ℃ for 2 h,the yield was up to 96%. |
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| Keywords: | ethyl p-chlorophenoxyacetate p-chlorophenoxyacetic acid sodium bisulfate |
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