摘要:首次以稀性固体超强酸SO42-/TiO2-La2O3为多相催化剂,通过正丁酸和正戊醇反应合成了丁酸正戊酯,并探讨了诸因素对产品收率的影响.实验表明:SO42-/TiO2-La2O3具有良好的催化活性,醇酸物质的量比为1.7:1,催化剂用量为反应物料总量的2.5%,反应时间1.5 h,反应温度121℃~134℃,酯收率可达92.2%.
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