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Compound 6 from Fagonia glutinosa

Reference work entry

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Taxonomy: Physicochemical and Pharmacological Properties of Triterpene Glycosides – Glycosides of Aglycones of Ursene Type – Ursolic Acid

Biological source: Fagonia glutinosa [1]

C46H74O16: 882.497

[α]D23 + 14.1° (c 0.38, MeOH) [1]

FAB-MSm/z: 905[C46H74O16 + Na]+, 861, 725, 577, 413, 371, 392 [1]

1H NMR (400 MHz, J/Hz, C5D5N): 0.86 (Hα-1), 1.50 (Hβ-1), 2.10 (Hα-2), 1.87 (Hβ-2), 3.27 (dd, J = 12.0, 6.0, H-3), 0.79 (brd, J = 12.0, H-5), 1.33 (Hβ-6), 1.66 (dd, J = 12.0, 8.0, H-9), 1.90 (H-11), 5.45 (t, J = 3.0, H-12), 2.61 (d, J = 11.4, H-18), 1.47 (Hα-19), 1.28 (s, CH3-23), 1.07 (s, CH3-24), 1.00 (s, CH3-25), 0.84 (s, CH3-26), 1.23 (s, CH3-27), 1.00 (d, J = 6.5, CH3-29), 0.95 (d, J = 6.5, CH3-30)

α-L-Arap: 4.77 (d, J = 6.8, H-1), 4.66 (t, J = 7.0, H-2), 4.28 (dd, J = 6.8, 3.5, H-3), 4.52 (m, H-4), 3.68 (d, J = 11.4, H-5), 4.18 (d, J = 11.4, H-5)

β-D-Glcp: 5.27 (d, J = 7.8, H-1), 4.00 (t, J = 8.0, H-2), 4.22 (t, J = 8.0, H-3), 4.18 (t, J = 8.0, H-4), 3.93 (m,...

References

  1. 1.
    F.R. Melek, T. Miyase, M.R. El-Gindy, S.M. Abdel-Khalik, N.S. Ghaly, M. El-Kady, Pharmazie 55, 772 (2000)Google Scholar

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© Springer Science+Business Media New York 2013

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