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    • 9. 发明公开
    • METHOD FOR EXTRACTION OF COMPOUND CONTAINING SIALIC ACID FROM PLANT
    • VERFAHREN ZUR EXTRAKTION EINERSIALSÄUREHALTIGENVERBINDUNG AUS PFLANZEN
    • EP2351763A1
    • 2011-08-03
    • EP10763575.7
    • 2010-06-14
    • Incorporated Administrative Agency National Agriculture and Food Research Organization
    • Kawase, Shin-ichiro
    • C07H7/027C07H1/08
    • C07H1/08C07H7/02
    • An obj ect of the present invention is to provide an inexpensive and simple extraction method for a sialic acid-containing compound from a raw material which is easily available and has no risk of contamination with pathogens affecting animals (raw material which has high safety) without requiring the use of a reagent harmful to the human body and environment. The present invention is also aimed at providing an extraction method for a sialic acid-containing compound, the method comprising: crudely extracting a soluble component from a plant body (in particular, seeds of cereal and/or seeds of bean) or a processed product of the plant body with water, an alcohol, or an aqueous alcohol; and separating and recovering the sialic acid-containing compound from the resultant crude extract solution by dialysis, salt precipitation, or column chromatography.
    • 本发明的目的在于提供一种从容易获得的唾液酸化合物的廉价且简单的提取方法,并且不会有影响动物的病原体(具有高安全性的原料)没有污染的风险而没有 要求使用对人体和环境有害的试剂。 本发明的目的还在于提供含唾液酸化合物的提取方法,该方法包括:从植物体(特别是豆的谷类和/或种子的种子)或加工品中粗提取可溶性成分 的植物体用水,酒精或含水酒精; 并通过透析,盐析或柱色谱从所得粗提液中分离回收唾液酸化合物。