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硅钨杂多酸催化合成己酸异戊酯
Catalytic synthesis of isoamyl hexanoate with heteropolyacid
【摘要】 以硅钨杂多酸为催化剂,以异戊醇和己酸为原料合成己酸异戊酯。探讨并找到了反应最佳条件为:醇酸物质的量比为1.6∶1,反应时间为2h,催化剂用量0.8g,带水剂(环己烷)7.5mL。在此条件下,己酸异戊酯收率98.8%。
【Abstract】 Isoamyl hexanoate was synthesized using isoamyl alcohol and hexanoic acid catalyzed by Heteropolyacid. The optimium reation condition in synthesis of Isoamyl hexanoate catalyzed with Heteropolyacid were determined : alcohol/acid molar ratio 1.6∶1, reaction time 2 h, the amount of catalyst 0.8 g, the taking water reagent(cyclohexane)7.5 mL. Under this conditions, the yieid of Isoamyl hexanoate was up to 98.8%.
- 【文献出处】 天津化工 ,Tianjin Chemical Industry , 编辑部邮箱 ,2007年06期
- 【分类号】TQ655
- 【被引频次】6
- 【下载频次】80