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目的 :探讨春根藤的化学成分。方法 :柱色谱分离 ,波谱解析鉴定结果。结果 :从石油醚提取物中分得17个化合物 ,为三十七烷 (1) ,三十八烷 (2 ) ,2 0 三十九烷酮 (3) ,2 0 四十烷酮 (4) ,大黄素甲醚 (5 ) ,大黄素 (6 ) ,大黄酚 (7) ,香豆素 (8)和伞形酮 (9) ,乙酸豆甾醇酯 (10 ) ,乙酸 β 谷甾醇酯 (11) ,羽扇豆醇 (12 ) ,白桦脂醇 (13) ,豆甾醇(14 ) ,β 谷甾醇 (15 ) ,熊果酸 (16 )和齐墩果酸 (17)。 结论 :17个化合物均系首次从该植物中获得 ,化合物 5～ 7,10 ,11系首次从该属植物中分得。
Objective : To investigate the chemical composition of Radix quinquefolius. Methods: Column chromatography, spectral analysis and identification results. Results: 17 compounds were obtained from the petroleum ether extract, which is trioctadecane (1), trioctadecane (2), 20 tris-nonacosanophenone (3), 20% octanone (4 ), Rhubarid (5), Emodin (6), Chrysophanol (7), Coumarin (8) and Umbelliferone (9), Acetyl acetate (10), Beta-sitosterol acetate ( 11), lupeol (12), betulin (13), stigmasterol (14), beta sitosterol (15), ursolic acid (16), and oleanolic acid (17). Conclusion : 17 compounds were obtained from this plant for the first time. Compounds 5-7,10 and 11 were obtained from this genus for the first time.