The content of its main effective components: methyl-n-nonylketone, decanoyl acetaldehyde, total.
本课题分析了不同产地、不同采收时间和不同药用部位鱼腥草的鲜品和干品,对其主要有效成分甲基正壬酮和癸酰乙醛、总黄酮和槲皮素的含量进行了对比研究,并对鱼腥草鲜、干药材的醇提物和水提物进行了药效学对比研究。
Dtermination of Concentration of Decanoylacetaldehyde in Houttuynia Cordata;
鱼腥草中癸酰乙醛含量的测定
The oil is poured into chromatography column and the shallow yellow layer-decanoylacetaldehyde was collected.
用石油醚 (30 - 60℃ )浸泡切细的鲜鱼腥草以提取挥发油 ,用石油醚 -氯仿混配液作为洗脱剂再进行柱析净油 ,收集淡黄色馏分癸酰乙醛 。