Advertisement

Hoduloside VIII

Reference work entry

CAS Registry Number: 154971-12-7 Open image in new window

Taxonomy: Physicochemical and Pharmacological Properties of Triterpene Glycosides – Glycosides of Aglycones of Dammarane Type – 16-Oxo-dammar-23-en-3β,20(S),25,30-tetraol

Biological source: Hovenia dulcis [1]

C46H76O18: 916.503

[α]D−34.4° (c 4.6, MeOH) [1]

IR (KBr) νmax cm−1: 3400, 1730 [1]

FAB-MSm/z: 915 [M-H], 783 [M-H-Xyl] [1]

1H NMR (200 MHz, J/Hz, C5D5N): 0.80, 0.93, 1.06, 1.25, 1.52, 1.52, 1.54 (s, CH3 × 7), 2.43 (d, J = 16.3, H-15), ca 2.80 (H-15), ca 2.83 (H-22), 3.06 (d, J = 11.4, H-17), 3.26 (m, H-3), 4.76 (d, J = 10.5, H2-30), 6.00 (d, J = 15.6, H-24), 6.31 (ddd, J = 15.6, 7.8, 7.8, H-23)

α-L-Arap: 4.86 (d, J = 7.7, H-1)

β-D-Glcp: 4.89 (d, J = 7.3, H-1)

β-D-Xylp: 4.83 (d, J = 7.8, H-1) [1]

13 C NMR (50 MHz, C 5D 5N): [ 1]

Table 1

C-1

39.0

C-16

220.8

Ara-1

107.3

Xyl-1

105.8

2

26.9

17

58.2

2

73.1

2

74.9

3

88.6

18

17.2

3

74.7

3

78.1

4

39.9

19

16.8

4

69.6

4

71.2

5

56.1

20

75.1

5

66.7

5

67.0

6

18.7

21

26.9

Glc-1

105.2

   

7

36.5...

References

  1. 1.
    K. Yoshikawa, Y. Nagai, M. Yoshida, S. Arihara, Chem. Pharm. Bull. 41(10), 1722 (1993)CrossRefGoogle Scholar

Copyright information

© Springer Science+Business Media New York 2013

Personalised recommendations