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中文摘要：
以衣康酸和异戊醇为原料,浓硫酸为催化剂,环己烷为带水剂,通过酯化反应合成了生物基弹性体中间体衣康酸二异戊酯。通过酯化率测定研究了醇、酸物质的量比,催化剂用量,反应温度及反应时间等对合成的影响。结果表明,最佳合成反应条件为:n(衣康酸)∶n(异戊醇)=1∶4,催化剂用量为衣康酸质量的1.54%,120℃下反应3 h后产物由红外光谱仪和核共振波谱仪分析证明生成了较纯净的衣康酸二异戊酯,产率在98%以上。
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