糠醛
催化作用
锆
化学
串联
路易斯酸
产量(工程)
降水
一锅法合成
热液循环
溶剂
有机化学
化学工程
材料科学
复合材料
气象学
工程类
冶金
物理
作者
Jian He,Xudong Liu,Li Bai,Shima Liu,Ke Song,Xianwu Zhou,Jie Guo,Xingang Meng,Changzhu Li
摘要
γ-Valerolactone (GVL) is a renowned starting material in production of bio-fuels, valuable chemicals and polymers. The one-pot tandem synthesis of GVL from furfural without a cumbersome intermediate separation/purification process is highly desired, yet the transformation remains challenging owing to the complicated reaction routes. Zirconium phosphate (ZrPO), a cheap and easily prepared solid catalyst with Lewis–Brønsted dual acidity, is herein discovered to enable one-pot tandem transformation of furfural into GVL with using 2-propanol as H-donor/solvent to proceed smoothly. In addition, ZrPO prepared by hydrothermal method exhibits superior catalytic performance in comparison with the counterpart prepared by co-precipitation method, giving a 42.7% yield of GVL at 180 °C. The difference in catalytic activity between ZrPO materials prepared by hydrothermal method and co-precipitation method is linked with their morphology and acid sites density. Furthermore, the as-prepared ZrPO catalyst works in a heterogeneous manner and can be reused for multiple times without significant deactivation. © 2022 Society of Chemical Industry and John Wiley & Sons, Ltd
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