Levulinic esters from the acid-catalysed reactions of sugars and alcohols as part of a bio-refinery
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Authors
Hu, Xun
Li, Chun-Zhu
Date
2011Type
Journal Article
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Hu, X. and Li, C. 2011. Levulinic esters from the acid-catalysed reactions of sugars and alcohols as part of a bio-refinery. Green Chemistry. 13: pp. 1676-1679.
Source Title
Green Chemistry
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School
Department of Chemical Engineering
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Abstract
Polymeric humin formation greatly diminishes levulinic acid yields in acid treatment of C6 sugars in aqueous medium. Protecting reactive functional groups of sugars and reaction intermediates via acetalisation and etherification in methanol medium effectively suppresses humin formation and remarkably enhances the production of levulinic esters.