CAJ | 학술논문

以强酸性树脂为催化剂合成柠檬酸三丁酯。主要考察了催化剂用量、酸醇摩尔比、反应时间及催化剂重复使用对酯化反应的影响。结果表明酯化反应的最佳条件为：醇酸摩尔比为5.5∶1,催化剂用量为柠檬酸质量的11%,反应温度为130℃,反应时间为小时4 h,此条件下酯转化率达到91%以上。并且经过简单处理后可以重复使用。
이강산성수지위최화제합성저몽산삼정지。주요고찰료최화제용량、산순마이비、반응시간급최화제중복사용대지화반응적영향。결과표명지화반응적최가조건위：순산마이비위5.5∶1,최화제용량위저몽산질량적11%,반응온도위130℃,반응시간위소시4 h,차조건하지전화솔체도91%이상。병차경과간단처리후가이중복사용。
Tributyl citrate was preparedwith citric acid and n-butanol catalyzed by high acid resin.The main factors including quality of the catalyst,molar ratio of reactants,reaction time were investigated.The optimum reaction condition was determined as follows： molar ratio of reactants=5.5∶1,quality of the catalyst 11 % of the mass of citric acid,reaction temperature 130 ℃,reaction temperature 4 h,with conversion over 91 %.The catalyst showed high catalytic activity when reused.