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    • 16. 发明授权
    • Alkenyl glycosides and their preparation
    • 烯基糖苷及其制备方法
    • US09266918B2
    • 2016-02-23
    • US14202863
    • 2014-03-10
    • Elevance Renewable Sciences, Inc.
    • Ryan A. LittichJonathan BrekanTimothy Montavon
    • C07H15/10C07H1/00
    • C07H15/10C07H1/00
    • An alkenyl glycoside is prepared by reacting a metathesis-derived unsaturated fatty alcohol containing 10 to 30 carbon atoms with either (1) a reducible monosaccharide or composition hydrolyzable to a reducible monosaccharide, or (2) a hydrocarbyl glycoside produced by reacting an alcohol containing up to 6 carbon atoms with a reducible monosaccharide or composition hydrolyzable to a reducible monosaccharide. Each of these reactions is performed in the presence of an acid catalyst and under conditions sufficient to form the alkenyl glycoside or hydrocarbyl glycoside. The preferred alkenyl glycosides are 9-decen-1-yl glycoside; 9-dodecen-1-yl glycoside; 9-tridecen-1-yl glycoside; 9-pentadecen-1-yl glycoside; 9-octadecen-yl glycoside; or 9-octadecen-1,18-diyl glycoside.
    • 通过使含有10〜30个碳原子的复分解衍生的不饱和脂肪醇与(1)可还原的单糖或可还原的单糖可水解的组合物反应来制备烯基糖苷,或(2)通过使含有酒精的醇反应生成的烃基糖苷 至6个碳原子,可还原的单糖或组合物可水解成可还原的单糖。 这些反应各自在酸催化剂的存在下和在足以形成烯基糖苷或烃基糖苷的条件下进行。 优选的烯基糖苷是9-癸烯-1-基苷; 9-十二碳烯-1-基苷; 9-十三碳烯-1-基苷; 9-十五碳烯-1-基苷; 9-十八烯酸苷; 或9-十八碳烯-1,18-二基糖苷。