发明名称 Process to extract quassinoids
摘要 A means for the extraction and crystallization of quassinoids such as quassin and neoquassin from natural sources containing these compounds, using compounds that are Generally Recognized As Safe by the U.S. Food and Drug Administration is provided. In particular, a means for extraction that does not require use of lead acetate, chloroform, methanol, or diethyl ether is provided. The process includes a means of removing non-polar and very polar substances from an extracted residue to enhance crystallization of quassinoids from the residue.
申请公布号 US7404972(B2) 申请公布日期 2008.07.29
申请号 US20060450423 申请日期 2006.06.12
申请人 THE UNIVERSITY OF THE WEST INDIES 发明人 YEE TREVOR HERBERT;JACOBS HELEN MARJORIE
分类号 A61K36/00 主分类号 A61K36/00
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