防风灵——防风中1个新的香豆素类化合物

Sapodivarin,a new coumarin from roots of Saposhnikovia divaricata

目的:对防风Saposhnikovia divaricata未抽花茎的干燥根的化学成分进行研究。方法:采用硅胶柱色谱方法进行分离、纯化,IR,UV,MS和NMR等方法进行结构鉴定。结果:从防风甲醇提取物的正丁醇萃取物中得到2个化合物,分别鉴定为紫花前胡苷元(1)和8-[4-(β-D-glucopyranosyloxy)-3-methyl-2-buten-1-yl]oxy-5-methoxy-6,7-furanocoumarin(2)。结论:化合物2为新化合物,命名为防风灵(sapodivarin)。

Objective：To study the chemical constituents in the dried roots of Saposhnikovia divaricata（Turcz.） Schischk.Method：The chemical constituents were isolated by various column chromatographic methods and structurally elucidated by IR,UV,MS and NMR evidences.Result：Two compounds were obtained and identified as nodakenetin（1） and 8-[4-（β-D-glucopyrano-syloxy）-3-methyl-2-buten-1-yl]oxy-5-methoxy-6,7-furanocoumarin（2）,respectively.Conclusion：Compound 2 is a new compound and named sapodivarin.