Synthesizing Lactic Acid by the Manganese-Catalyzed Dehydrogenative Coupling of Ethylene Glycol and Methanol

IF 3.8 3区 化学 Q2 CHEMISTRY, PHYSICAL ChemCatChem Pub Date : 2024-11-09 DOI:10.1002/cctc.202401599
Jiaqiao Ding, Shan Lv, Xiulan Shao, Prof. Bing Cui, Prof. Mingqin Zhao, Prof. Zhihui Shao
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Abstract

Herein, an efficient and green procedure for the synthesis of lactic acid via the dehydrogenative coupling of ethylene glycol with methanol is reported. The reaction is carried out under mild conditions in the presence of a catalytic amount of CyPNP-Mn as the catalyst and tBuOK as the base and is an example of the deoxygenative coupling of a lower alcohol to form lactic acid via elegant metal–ligand cooperation with a homogeneous non-noble-metal catalyst in >99% conversion and selectivity. This transformation proceeds at low catalyst loading (0.00625 mol%) with a high turnover number (TON) of up to 6080 for lactic acid.

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来源期刊
ChemCatChem
ChemCatChem 化学-物理化学
CiteScore
8.10
自引率
4.40%
发文量
511
审稿时长
1.3 months
期刊介绍: With an impact factor of 4.495 (2018), ChemCatChem is one of the premier journals in the field of catalysis. The journal provides primary research papers and critical secondary information on heterogeneous, homogeneous and bio- and nanocatalysis. The journal is well placed to strengthen cross-communication within between these communities. Its authors and readers come from academia, the chemical industry, and government laboratories across the world. It is published on behalf of Chemistry Europe, an association of 16 European chemical societies, and is supported by the German Catalysis Society.
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