Highly selective conversion of diols into aldehydes for the purification of ethylene glycol with a self-adjusting coupling reactor

Jianwei Ji; Shuo Ai; Wanguo Yu; Linghui Liu; Chengdu Huang

doi:10.1039/D3CY01771K

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Highly selective conversion of diols into aldehydes for the purification of ethylene glycol with a self-adjusting coupling reactor†

Jianwei Ji,^a Shuo Ai,

*^b Wanguo Yu,^b Linghui Liu^b and Chengdu Huang^b

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* Corresponding authors

^a School of Chemical & Environmental Science, Shaanxi University of Technology, Hanzhong 723001, China

^b College of Biological and Chemical Engineering, Guangxi University of Science and Technology, Liuzhou 545006, China
E-mail: 100001928@gxust.edu.cn

Abstract

A coupling reactor was designed to convert 1,2-propanediol and 1,2-butanediol in ethylene glycol, followed by hydrolysis of acetals and regeneration of ethylene glycol. The recovery of ethylene glycol and the selectivity to aldehydes were up to 75% and 86% due to this coupling effect.

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Article information

DOI: https://doi.org/10.1039/D3CY01771K
Article type: Communication
Submitted: 22 Dec 2023
Accepted: 09 Jan 2024
First published: 10 Jan 2024

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Catal. Sci. Technol., 2024,14, 567-571

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Highly selective conversion of diols into aldehydes for the purification of ethylene glycol with a self-adjusting coupling reactor

J. Ji, S. Ai, W. Yu, L. Liu and C. Huang, Catal. Sci. Technol., 2024, 14, 567 DOI: 10.1039/D3CY01771K

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Catalysis Science & Technology

Highly selective conversion of diols into aldehydes for the purification of ethylene glycol with a self-adjusting coupling reactor†

Abstract

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Highly selective conversion of diols into aldehydes for the purification of ethylene glycol with a self-adjusting coupling reactor

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