苯佐卡因的合成及表征
Jiangsu Salt Science & Technology(2018)
Abstract
本文以对硝基苯甲酸和无水乙醇为原料,以锡粒为还原剂,以浓硫酸为催化剂,通过先还原后酯化法合成苯佐卡因,考察了还原剂用量、催化剂用量、酸醇摩尔比用量3个因素对反应产率的影响,最终还原反应的产率为85%,酯化反应的产率为83%,并通过测定熔点、红外光谱、核磁氢谱、碳谱对产物结构及纯度进行了确证.
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