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扁枝石松中石杉型三萜成分研究 被引量:2

Serratene-type Triterpenoids from Diphasiastrum complanatum
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摘要 目的对扁枝石松全草80%乙醇提取物中的石杉型三萜类化学成分进行研究。方法利用正相和反相硅胶柱色谱方法进行分离纯化,通过MS,1H-NMR,13C-NMR波谱数据鉴定化合物结构。结果从扁枝石松共分离得到7个石杉型三萜类化合物,分别鉴定为serrat-14-en-3β,21α-diol①;serrat-14-en-3β,21β-diol②;3β-hydroxy-21α-acetoxy-14-serraten③;3β,21β-dihydroxy-14-serraten-24-oic acid(lycernuic acid A,④;14-serraten-3α,21β,24-triol(lycoclavanol,⑤,3α,20β,21β-trihydroxy-14-serraten-24-oic acid⑥;21-episerratenediol-3-α-L-arabinopyranoside(inundoside E,⑦。结论化合物7为首次从该属植物中分离得到,化合物3为首次从该植物中分到。 Objective To study the serratene-type triterpenoids from the 80 % alcohol extract of Diphasiastrum complanatum.Methods The compounds were isolated and purified by silica gel,C18 reverse-phase silica gel column chromatographic methods,and their structures were elucidated by spectral analysis.Results Seven serratene-type triterpenoids were obtained and identified as serrat-14-en-3β,21α-diol(1),serrat-14-en-3β,21β-diol(2),3β-hydroxy-21α-acetoxy-14-serraten(3),3β,21β-dihydroxy-14-serraten-24-oic acid(lycernuic acid A,4),14-serraten-3α,21β,24-triol(lycoclavanol,5),3α,20β,21β-trihydroxy-14-serraten-24-oic acid(6),21-episerratenediol-3-α-L-arabinopyranoside(inundoside E,7).Conclusion Compound 7 was isolated from Diphasiastrum and compound 3 from the plant for the first time.
出处 《时珍国医国药》 CAS CSCD 北大核心 2010年第6期1354-1356,共3页 Lishizhen Medicine and Materia Medica Research
基金 国家"973"计划前期研究专项(No.2007CB516813) 贵州省中药现代化科技产业研究开发专项(No.[2006]5041)
关键词 扁枝石松 化学成分 石杉型三萜 Diphasiastrum complanatum Chemical constituents Serratene-type triterpenoids
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