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Hebevinoside XIII

Reference work entry

CAS Registry Number: 138995-52-5 Open image in new window

Taxonomy: Physicochemical and Pharmacological Properties of Triterpene Glycosides – Glycosides of Aglycones of Cucurbitane Type – 7β-Hydroxy-hebevinogenin

Biological source: Hebeloma vinosophyllum [1]

C49H76O16: 920.513

[α]D21 + 35.0° (c 0.42, CHCl3) [1]

IR (KBr) νmax cm−1: 3430, 1750, 1645, 1070, 1040 [1]

1H NMR (270 MHz, J/Hz, CDCl3): 5.61 (d, J = 5.2, H-6), 4.06 (d, J = 5.2, H-7), 0.66, 1.00 (CH3-18, 19), 0.95 (d, J = 6.6, H-21), 5.13 (t, J = 8.5, H-24), 1.61 (s, CH3-26), 1.68 (s, CH3-27), 1.05, 1.08, 1.21 (CH3-28, 29, 30)

β-D-Xylp: 4.51 (d, J = 6.7, H-1), 5.08 (t, J = 9.3, H-3), 5.00 (brt, J = 8.7, H-4), 3.31 (dd, J = 11.6, 8.7, Hα-5), 2.11, 2.12 (s, OAc)

β-D-Glcp: 4.45 (d, J = 7.6, H-1), 3.67 (t-like, H-3), 4.90 (t, J = 7.8, H-4), 3.64 (m, H-5), 4.08 (dd, J = 11.8, 5, Hα-6), 4.22 (dd, Hβ-6), 2.02, 2.08 (s, OAc) [1]

13 C NMR: [ 1]

Table 1

C-3

87.6

Xyl-1

106.9

Glc-1

106.5

5

146.1

2

72.1

2

75.6

6

122.7

3

75.4

3

75.4

7

67.4

4

70.6

References

  1. 1.
    H. Fujimoto, K. Maeda, M. Yamazaki, Chem. Pharm. Bull. 39(8), 1958 (1991)CrossRefGoogle Scholar

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© Springer Science+Business Media New York 2013

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