桐叶千金藤中的一个新莲花烷型生物碱(英文)

Hernsubanine E,a new hasubanan alkaloid from Stephania hernandifolia

采用多种柱色谱方法从桐叶千金藤Stephania hernandifolia Walp中分离得到1个新的莲花烷型生物碱—桐叶莲花碱E(1)和2个已知化合物—对羟基苯甲醛(2)和(-)-丁香树脂酚(3)。通过光谱学数据分析鉴定了这些化合物的结构。其中,化合物2和3为首次从该属植物中分离鉴定。

A new hasubanan alkaloid,hernsubanine E（1）,as well as two known compounds p-hydroxybenzaldehyde（2） and（-） syringaresinol（3） have been isolated from the whole plants of Stephania hernandifolia by various column chromatographic methods Their structures were identified by physicochemical properties and spectral analyses Compounds 2 and 3 were isolated from the genus of Stephania for the first time .