摘要
Abstract
Twelve compounds were isolated from the 95%ethanol extract of the bark of Saurauia napaulensis for the first time.On the basis of spectral evidence or by comparison with authentic samples they were identified as auranamide(1),aurantiamide benzoate(2),oleanolic acid(3),β-sitosterol(4),β-daucosterol(5),ursolic acid(6),2α,3α-dihydroxyurs-12-en-28-oic acid(7),2α,3β,24-trihydroxyurs-12-en-28-oic acid(8),(2S,3S,4R,10E)-2-[(2'R)-2'-hydroxytetracosanoyl amino]-10-octadecene-1,3,4-triol(9),2α,3α,24-trihydroxyolean-12-en-28-oic acid(10),2α,3β-dihydroxyurs-12-en-28-oic acid(11),and 2α,3α,24-tribydroxyurs-12-ene-28-oic acid(12).关键词
尼泊尔水东哥/二羟基乌苏酸/auranamide/aurantiamide benzoateKey words
Saurauia napaulensis/dihydroxyursolic acid/auranamide/aurantiamide benzoate分类
医药卫生