從豆科植物朝鮮槐Maackia amurensis樹皮的乙醇提取物中,分得4種結(jié)晶單體,經(jīng)理化性質(zhì)和光譜分析,分別鑒定為β-谷甾醇(Ⅰ),鳶尾種甙元(tectorigenin,Ⅱ),kakkatin(Ⅲ)和鳶尾種甙(tectoridin,Ⅳ).這4個(gè)化合物均系首次從該植物中分得.

Maackia amurensis Ru, r. et Maxim is a deciduous tree of Leguminosae family distribed mainly in EasternAsia,including Northeastern,Hebai,Neimeggu and Shandong Provinces of China.Its bark has been prescribed as a folk medicine for the treatment of rheumatism,inflammation,ache,gastric disease and bleeding by civilians of the korean nationality.Low polar and polar constituents were isolated from its bark using solvent ex-traction and silica gel column chromatography.The structrues of four compounds obtained were identified asβ-sitosterol(I),tectorigenin(Ⅱ),kakkatin(Ⅲ) and tectoridin(Ⅳ) by physical and chemical properties and spectrographic analysis.All four were isolated from this plant for the first time.