论文部分内容阅读
椴树科(Tiliaceae)扁担杆属植物 Grewiaasiatica L.是一种重要的药用植物,其根、茎皮、叶和果实等用于治疗风湿病和胃病等。虽曾对 G.populifolia Vahl.和 G.tiliafolia Vahl.的初步研究作过报导,但尚未对本植物进行过系统研究。作者将植物的干燥茎皮研细后,以苯提取,提取物经氧化铝柱层析,石油醚洗脱部位得β-香树脂醇(β-Amy-rin),石油醚-苯(4:1)洗脱部位得β-谷甾醇,最后用苯洗脱得白桦脂醇(Betulin)。植物的木心经用类
Tiliaceae Plum genus Grewiaasiatica L. is an important medicinal plant, its roots, bark, leaves and fruits for the treatment of rheumatism and stomach problems. Although preliminary studies on G.populifolia Vahl. And G.tiliafolia Vahl. Have been reported, no systematic study on this plant has been conducted. After drying the stem bark of the plant, the extract was extracted with benzene, and the extract was purified by alumina column chromatography. Β-Amy-rin, petroleum ether-benzene (4: 1) β-sitosterol in the elution site, and finally, Betulin was eluted with benzene. Plant of the heart classics