Browsing by Author "Zhang, Zongchao"

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    Anhydrosugar synthesis
    (2019-07-30) Chen, Li; Wong, Michael S.; Zhang, Zongchao; Rice University; United States Patent and Trademark Office
    Improved methods of making anhydrosugars by pyrolysis of a substrate sugar to remove at least one water molecule thereby producing a desired anhydrosugar and side products, the improvement being either 1) protecting one hydroxyl group of the substrate sugar before pyrolysis; or (2) pretreating the substrate sugar with a metal salt and optional acid before pyrolysis, wherein lower amounts of said side products are produced by said improved method.