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Plant Diversity ›› 1981, Vol. 3 ›› Issue (03): 1-3.

• 研究论文 •    

通光藤甙元甲、乙和丙的结构——悼念蔡希陶教授

杨仁训;杨崇仁;周俊   

  1. 中国科学院昆明植物研究所
  • 出版日期:1981-06-25 发布日期:1981-06-25

THE STRUCTURES OF TENACIGENIN A,B AND C MEMORY OF PROFESSOR TSAI XI-TAU

Yang Ren-zhou Yang Tsung-ren Zhou Jun   

  1. Kunmming Institute of Botany,Academia sinica
  • Online:1981-06-25 Published:1981-06-25

摘要: 通光藤〔Marsdenia tenacissima(Roxb.)Wight et Arn.〕系云南民间治疗气管炎和抗癌药用植物。前报我们报告了通光藤甙元甲的结构的部分研究工作。自分离甙元甲的母液中我们又分得了两个少量新甙元——通光藤甙元乙和丙(tenacigenin B and C)。本文报告它们的结构研究,并在此基础上对前报所推定的通光藤甙元甲的六元氧环的立体构型提出修正。

关键词: 藤甙元甲, 藤甙元乙, 藤甙元丙, 结构

Abstract: Marsdenia tenacissima (Roxb.) Wight et Arn. (Chinese name: Tongguang-teng) is a folk medicine for treating trachitis and antitumor in Yunnan. From the crude glucosides of th steme we isolated three new C21-steroidal compounds: tenaci- genin A(1 ), B (2 ) and C (3 ) by treatment with acid and base.

Key words: structures , tenacigenin A, tenacigenin B, tenacigenin C