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Catalytic conversion of cellulose to fuels and chemicals using boronic acids

United States Patent

October 20, 2015
View the Complete Patent at the US Patent & Trademark Office
Methods and catalyst compositions for formation of furans from carbohydrates. A carbohydrate substrate is heating in the presence of a 2-substituted phenylboronic acid (or salt or hydrate thereof) and optionally a magnesium or calcium halide salt. The reaction is carried out in a polar aprotic solvent other than an ionic liquid, an ionic liquid or a mixture thereof. Additional of a selected amount of water to the reaction can enhance the yield of furans.
Raines; Ronald (Madison, WI), Caes; Benjamin (West Des Moines, IA), Palte; Michael (Madison, WI)
13/ 629,588
September 27, 2012
STATEMENT REGARDING GOVERNMENT FUNDING This invention was made with government support under DE-FC02-07ER64494 awarded by the US Department of Energy and GM044783 awarded by the National Institutes of Health. The government has certain rights in the invention.