江汉大学学报：自然科学版
江漢大學學報：自然科學版
강한대학학보：자연과학판
Journal of Jianghan University:Natural Sciences
2011年
4期
17-19
,共3页
活性炭%酯化率%乙酸异戊酯%硫酸钛%催化剂
活性炭%酯化率%乙痠異戊酯%硫痠鈦%催化劑
활성탄%지화솔%을산이무지%류산태%최화제
activated carbon%esterification rate%isoamyl acetate%Ti SO4 2%catalyst
以活性炭负载硫酸钛作为催化剂,冰乙酸和异戊醇为原料合成乙酸异戊酯,研究了影响反应的各种因素.结果表明,当冰乙酸和异戊醇的物质的量比为2.5∶1,催化剂中Ti SO4 2与活性炭的质量比为3∶1,反应时间2.5 h,反应温度为120℃时,酯化率可达到93.86%.
以活性炭負載硫痠鈦作為催化劑,冰乙痠和異戊醇為原料閤成乙痠異戊酯,研究瞭影響反應的各種因素.結果錶明,噹冰乙痠和異戊醇的物質的量比為2.5∶1,催化劑中Ti SO4 2與活性炭的質量比為3∶1,反應時間2.5 h,反應溫度為120℃時,酯化率可達到93.86%.
이활성탄부재류산태작위최화제,빙을산화이무순위원료합성을산이무지,연구료영향반응적각충인소.결과표명,당빙을산화이무순적물질적량비위2.5∶1,최화제중Ti SO4 2여활성탄적질량비위3∶1,반응시간2.5 h,반응온도위120℃시,지화솔가체도93.86%.
Isoamyl acetate was synthesized from acetic acid and isoamyl alcohol,using titanium sulfate supported on active carbon as the catalyst.Some factors affecting the reaction were studied.The results indicated when the molar ratio of acetic acid to isoamyl alcohol was 2.5∶1,the mass ratio of Ti SO4 2 to activated carbon was 3∶1,the reaction temperature was 120 ℃,and the reaction time was 2.5 h,the esterification rate of the reaction was up to 93.86 %.
