Chemistry of Natural Compounds

, Volume 5, Issue 5, pp 299–300 | Cite as

Tomasin—A new coumarin fromXanthogalum purpurascens lallem

  • A. I. Sokolova
  • M. E. Perel'son
  • G. K. Nikonov


From the roots ofXanthogalum purpurascens collected in the region of the Arsiansk range, a new furocoumarin has been isolated with the formula C21H22O7, mp 104–105°C, [α] D 20 + 109° (c 1.09; ethanol), and it has been named tomasin. On the basis of its UV, IR, and NMR spectra it has been established that it is 8-(2′-angeloyloxy-3′-hydroxy-3′-methylbutoxy)furo-3′, 2′:6, 7-coumarin.


Coumarin Psoralen Deuterochloroform Furocoumarin Labile Hydrogen Atom 


  1. 1.
    G. K. Nikonov, ZhOKh, 36, no. 11, 3853, 1964.Google Scholar
  2. 2.
    G. K. Nikonov and D. I. Baranauskaite, KhPS [Chemistry of Natural Compounds],1, 139, 1965.Google Scholar
  3. 3.
    G. K. Nikonov, Zh. A. Manaeva, and G. Yu. Pek, KhPS [Chemistry of Natural Compounds],2, 360, 1966.CrossRefGoogle Scholar
  4. 4.
    A. I. Sokolova, G. K. Nikonov, M. E. Perel'son, G. P. Syrova, and Yu. N. Sheinker, KhPS [Chemistry of Natural Compounds],4, 280, 1968.CrossRefGoogle Scholar
  5. 5.
    G. K. Kuznetsova, Natural Coumarins and Furocoumarins [in Russian], Leningrad, 1967.Google Scholar
  6. 6.
    Yu. N. Sheinker, G. Yu. Pek, and M. E. Perel'son, DAN SSSR,158, 1382, 1964.Google Scholar

Copyright information

© Consultants Bareau 1972

Authors and Affiliations

  • A. I. Sokolova
    • 1
    • 2
  • M. E. Perel'son
    • 1
    • 2
  • G. K. Nikonov
    • 1
    • 2
  1. 1.Sechenov Moscow Medical InstituteUSSR
  2. 2.All-Union Scientific-Research Institute for Medicinal PlantsUSSR

Personalised recommendations