长筒石蒜鳞茎化学成分研究

Study on Chemical Constituents of the Bulbs of Lycoris longituba

目的:研究长筒石蒜鳞茎的化学成分。方法:采用多种层析分离技术进行分离纯化,根据理化性质和波谱数据进行结构鉴定。结果:从长筒石蒜鳞茎中分离得到6个生物碱类化合物,分别鉴定为:文殊兰碱(1)、石蒜西啶醇(2)、Squamigine(3)、11-羟基文殊兰碱(4)、Pancracine(5)、石蒜碱(6)。结论:化合物1～6均为首次从该植物中分离得到。

Objective： To study the chemical constituents of the Bulbs of Lycoris longituba.Methods： The chemical constituents were isolated and purified by means of chromatographic techniques and their structures were elucidated by spectroscopic methods.Results： Six compounds were isolated and identified as Crinine（1）,Narciclasine（2）,Squamigine（3）,11-Hydroxyvittatine（4）,Pancracine（5）,Lycorine（6）.Conclusion： Compounds 1~6 are isolated from this plant for the first time.