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乙酸正丙酯制备条件的优化研究

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以乙酸和正丙醇为原料,以浓硫酸为催化剂合成乙酸正丙酯.通过优化催化剂用量、反应温度以及酯化反应时间3 个条件,得到了纯度和产率较高的乙酸正丙酯.实验结果表明,当加入催化剂体积为 1.5 mL,在100℃下反应时间为50 min时,乙酸正丙酯的精制收率可达到 87.8%.
Optimization of Preparation Conditions for N-propyl Acetate
N-propyl acetate was synthesized from acetic acid and n-propanol using concentrated sulfuric acid as catalyst.By optimizing the dosage of catalyst,reaction temperature and esterification reaction time,the n-propyl acetate with high purity and yield was obtained.The experimental results show that when the volume of catalyst is 1.5 mL and the reaction time is 50 min at 100℃,the refined yield of n-propyl acetate can reach 87.8%.

N-propyl acetateconcentrated sulfuric acidreaction timeesterification time

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山西工程职业学院, 山西 太原 030009

乙酸正丙酯 浓硫酸 反应温度 酯化时间

2024

山西化工
山西省煤化工发展促进中心 山西省化工学会

山西化工

影响因子:0.293
ISSN:1004-7050
年,卷(期):2024.44(2)
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