超临界CO2流体萃取法提取紫杉醇的研究

被引:12
作者
李华
李明
郑志坚
吴蓓莉
陈建民
机构
[1] 复旦大学环境科学与工程系
[2] 复旦大学环境科学与工程系 上海
[3] 上海
关键词
超临界流体萃取; 紫杉醇; 提取; 分离;
D O I
10.15943/j.cnki.fdxb-jns.2003.03.049
中图分类号
TQ461 [中草药制剂的生产];
学科分类号
1008 ;
摘要
利用超临界CO2流体萃取法从红豆杉枝叶中提取分离紫杉醇,用反相高效液相色谱法(HPLC)测定萃取物中的紫杉醇含量,并用液质联用(LC/MS/MS)进行产物鉴定.结果表明,粒径为0.25~0.45mm的红豆杉枝叶在27.6MPa,31℃下,以甲醇为修饰剂和吸收液进行萃取时,在120min内可使紫杉醇萃取完全,萃取率达96.7%,萃取物中紫杉醇纯度可达到1%以上.与传统的乙醇三次提取方法相比,超临界流体萃取法流程简单,步骤少,耗时短,无废渣溶剂残留,是一种环境友好的提取方法.
引用
收藏
页码:453 / 456
页数:4
相关论文
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