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Chilianoside D

Reference work entry

CAS Registry Number: 222541-52-8 Open image in new window

Taxonomy: Physicochemical and Pharmacological Properties of Triterpene Glycosides – Glycosides of Aglycones of Dammarane Type – 24-Hydroperoxy-dammar-25-en-1β,2α,3β,20(R)-tetraol

Biological source: Rhoiptelea chiliantha [1]

C38H64O12: 712.439

[α]D15 + 15.5° (c 0.2, MeOH) [1]

FAB-MSm/z: 711 (M-H) [1]

1H NMR (300 MHz, J/Hz, CD3OD): 0.89, 0.90, 0.98, 0.99, 1.08, 1.08, 1.71 (s, CH3-30, 29, 28, 19, 18, 27), 2.09 (s, Ac), 3.05 (d, J = 9.0, H-3), 3.16 (d, J = 9.0, H-1), 3.50 (t, J = 9.0, H-2), 4.16 (t, J = 6.0, H-24), 4.91, 4.78 (s, CH2-26)

β-D-Glcp: 4.34 (d, J = 8.0, H-1), 4.44 (d, J = 12.0, Ha-6), 4.17 (dd, J = 5.0, 12.0, Hb-6) [1]

13 C NMR (75 MHz, CD 3OD): [ 1]

Table 1

C-1

84.9

C-16

26.0

Glc-1

106.3

2

73.0

17

51.03,50.78

2

75.2

3

93.2

18

16.3

3

77.9

4

41.1

19

14.6

4

71.6

5

54.5

20

75.97,75.93

5

75.3

6

18.8

21

23.7

6

64.6

7

36.2

22

49.0

Ac-1

172.8

8

42.3

23

26.0

2

20.8

9

53.2

24

91.0

   

10

44.2

25

145.9

   

11

25.2

26

114.05,113.97

 

References

  1. 1.
    Z.-H. Jiang, R. Fukuoka, F. Aoki, T. Tanaka, I. Kouno, Chem. Pharm. Bull. 47, 257 (1999)CrossRefGoogle Scholar

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© Springer Science+Business Media New York 2013

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