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Diplazioside VII

Reference work entry

CAS Registry Number: 324529-40-0 Open image in new window

Taxonomy: Physicochemical and Pharmacological Properties of Triterpene Glycosides – Miscellaneous Glycosides – Hopan-28,22-olide-24,30-diol

Biological source: Diplazium subsinuatum [1]

C42H68O15: 812.455

Mp: 286–288°C [1]

[α]D −8.0° (c 0.5, C5H5N) [1]

FAB-MSm/z: 811.4487 [M-H], 649 [M-H-Glc] [1]

IR (KBr) νmax cm−1: 3396, 1734, 1078, 1040 [1]

1H NMR (600 MHz, J/Hz, C5D5N): 0.74 (ddd, J = 13.2, 13.2, 3.6, Hα-1), 1.46 (Hβ-1), 2.33 (m, Hα-2), 1.90 (Hβ-2), 3.45 (dd, J = 11.7, 4.2, H-3), 0.78 (brd, J = 12.0, H-5), 1.53 (brd, J = 13.2, Hα-6), 1.24 (Hβ-6), 1.24 (Hα-7), 1.37 (Hβ-7), 1.30 (H-9), 1.46 (Hα-11), 1.15 (Hβ-11), 2.77 (dddd, J = 13.2, 13.2, 13.2, 4.2, H-12), 1.77 (brd, J = 13.2, H-12), 1.61 (Hβ-13), 1.28 (Hα-15), 1.37 (Hβ-15), 1.83 (dddd, J = 13.2, 13.2, 13.2, 3.6, Hα-16), 1.74 (brd, J = 13.2, Hβ-16), 1.36 (H-17), 1.63 (H-19), 2.00 (m, H-19), 1.63 (H-20), 2.24 (H-20), 2.30 (brdd, J = 4.8, 4.8, Hβ-21), 1.36 (s, CH3-23), 4.32...

References

  1. 1.
    Y. Inatomi, A. Inada, H. Murata, M. Nishi, T. Nakanishi, Chem. Pharm. Bull. 48, 1930 (2000)CrossRefGoogle Scholar

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