Chemistry of Natural Compounds

, Volume 18, Issue 4, pp 424–430 | Cite as

Triterpene glycosides ofAstragalus and their genins. VI. Cycloasgenin C fromAstragalus taschkendicus

  • M. I. Isaev
  • M. B. Gorovits
  • N. D. Abdullaev
  • N. K. Abubakirov


A new isoprenoid — cycloasgenin C — has been isolated from the roots of the plantAstragalus taschkendicus C. Bge, and on the basis of chemical transformations and spectral characteristics its structure has been established as 24(R)-cycloartane-3β,6α,16β,24,25-pentaol.


Glycoside Hydroxy Group Acetic Anhydride Acetonide Isoprenoid 


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Literature cited

  1. 1.
    M. I. Isaev, M. B. Gorovits, N. D. Abdullaev, M. R. Yagudaev, and N. K. Abubakirov, Khim. Prir. Soedin., 572 (1981).Google Scholar
  2. 2.
    A. N. Svechnikova, R. U. Umarova, M. B. Gorovits, K. I. Seitanidi, Ya. V. Rashkes, M. R. Yagudaev, and N. K. Abubakirov, Khim. Prir. Soedin., 67 (1981).Google Scholar
  3. 3.
    K. Nakanishi, Infrared Absorption Spectroscopy. Practical, Holden-Day, San Francisco (1962).Google Scholar
  4. 4.
    R. T. Aplin and G. M. Hornby, J. Chem. Soc., (B), 1078 (1966).Google Scholar
  5. 5.
    C. Djerassi, R. R. Engle, and A. Bowers, J. Org. Chem.,21, 1574 (1956).Google Scholar
  6. 6.
    P. Crabbé, ORD and CD in Chemistry and Biochemistry, Academic Press, New York (1972), p. 35.Google Scholar
  7. 7.
    L. Fieser and M. Fieser, Steroids, Reinhold, New York (1959).Google Scholar
  8. 8.
    T. Ohmoto, T. Nikaido, and M. Ikuse, Chem. Pharm. Bull.,26, 1437 (1978).CrossRefGoogle Scholar
  9. 9.
    V. L. Novikov, G. V. Malinovskaya, N. D. Pokhilo, and N. I. Uvarova, Khim. Prir. Soedin., 419 (1976).Google Scholar
  10. 10.
    T. Itoh, T. Tamura, and T. Masumoto, Steroids,27, 275 (1976).CrossRefGoogle Scholar
  11. 11.
    J. J. Partridge, V. Toome, and M. R. Uskokovic, J. Am. Chem. Soc.,98, 3739 (1976).CrossRefGoogle Scholar
  12. 12.
    J. Dillon and K. Nakanishi, J. Am. Chem. Soc.,97, 5417 (1975).CrossRefGoogle Scholar

Copyright information

© Plenum Publishing Corporation 1983

Authors and Affiliations

  • M. I. Isaev
  • M. B. Gorovits
  • N. D. Abdullaev
  • N. K. Abubakirov

There are no affiliations available

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