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Chilianoside C

Reference work entry

CAS Registry Number: 222541-50-6 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]

C36H62O11: 670.429

[α]D15 + 13.7° (c 0.2, MeOH) [1]

FAB-MSm/z: 669 (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, 21, 18, 19, 27), 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), 5.00, 4.79 (s, CH2-26)

β-D-Glcp: 4.34 (d, J = 8.0, H-1), 3.88 (d, J = 12.0, Ha-6), 3.68 (dd, J = 5.0, 12.0, Hb-6) [1]

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

Table 1

C-1

84.7

C-16

26.0

Glc-1

106.2

2

73.2

17

51.0

2

75.4

3

92.5

18

16.3

3

78.1

4

41.1

19

14.6

4

71.4

5

54.5

20

76.0

5

78.1

6

18.8

21

23.7

6

62.4

7

36.2

22

38.9

   

8

42.3

23

26.0

   

9

53.3

24

91.06, 91.03

   

10

44.2

25

145.9

   

11

25.2

26

114.08,113.99

   

12

28.7

27

17.1

   

13

42.9...

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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