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Indexed by:期刊论文
Date of Publication:2008-11-20
Journal:时珍国医国药
Included Journals:PKU
Volume:19
Issue:11
Page Number:2638-2641
ISSN No.:1008-0805
Key Words:微切助互作技术辅助提取;穿心莲;穿心莲内酯;正交实验
Abstract:目的 研究微切助互作技术辅助提取穿心莲内酯的最佳工艺.方法 以穿心莲内酯提取率为考察指标,通过单因素及正交实验考察微切助互作技术辅助提取穿心莲内酯的主要影响因素,确定最佳工艺条件;采用高效液相色谱法测定穿心莲内酯含量.结果 最佳工艺条件为:Na2CO3助剂用量3%(W/W),研磨时间为45 min(物料粒度D95≤44μm),水作溶剂.料液比为1:60(g:ml).该工艺条件下,穿心莲内酯提取率比热回流法提高23.2%.结论 微切助互作技术辅助提取具有提取率高、时间短、无需加热、乙醇用量少等特点,是提取穿心莲内酯的一种有效方法 .
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