三七[Panax notoginseng(Burk.)F.H.Ch-en]为云南省特产药材,其功能为滋补强壮,止血化瘀,消肿止痛。一些医疗单位将三七用于治疗冠心病,获得一定疗效。我们从三七绒根中分离得β-谷甾醇、胡萝葡甙、槲皮素及一种槲皮素甙(糖部分含木糖、葡萄糖和葡萄糖醛酸)。前人未报道过三七含以上成分。此外,还发现三七中含大量达马烷型(dammarane type)四环三萜皂甙,从绒根中分得三七皂甙(sanchinoside)C_1,D_1,E_1,C_3,D_2和 E_2 6种皂甙单体,经化学和 Panax notoginseng (Burk.) F.H. Ch-en is a specialty medicinal material in Yunnan Province. Its function is to nourish and strengthen, stop bleeding, reduce blood stasis, and relieve swelling and pain. Some medical units will use Panax notoginseng for the treatment of coronary heart disease to obtain a certain effect. We isolated β-sitosterol, carrageenan, quercetin and a quercetin glycoside (sugar containing xylose, glucose and glucuronic acid) from the root of Panax notoginseng. The predecessors have not reported that Panax notoginseng contains the above ingredients. In addition, it was also found that Panax notoginseng contains a large amount of tetramaranthin (dammarane type) tetracyclic triterpene saponins, which were obtained from the roots of cashmere roots. They contained three kinds of sanchinoside C_1, D_1, E_1, C_3, D_2, and E_2. Body, chemical and