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Kalopanax-Saponin La

Reference work entry

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Taxonomy: Physicochemical and Pharmacological Properties of Triterpene Glycosides – Glycosides of Aglycones of Oleanene Type – 22α-Hydroxy-hederagenin

Biological source: Kalopanax septemlobus [1]

C35H56O9: 620.392

[α]D20 + 40.4° (c 0.42, MeOH) [1]

FAB-MSm/z: 643 (M + Na)+, 621 (M + H)+, 489 (M + H-Ara)+ [1]

1H NMR (400 MHz, J/Hz, C5D5N): 5.49 (t-like, H-12), 1.29, 1.07, 1.00, 1.12, 0.93, 0.94 (s, CH3-24, 25, 26, 27, 29, 30)

α-L-Arap: 4.99 (d, J = 7.0, H-1) [1]

13 C NMR (400 MHz, C 5D 5N): [ 1]

Table 1

C-1

38.79

C-16

16.90

Ara-1

106.6

2

26.10

17

53.10

2

73.14

3

81.91

18

43.53

3

74.68

4

42.56

19

45.95

4

69.58

5

47.61

20

31.53

5

66.92

6

18.19

21

43.28

   

7

32.77

22

71.52

   

8

40.02

23

64.53

   

9

48.15

24

13.59

   

10

36.94

25

16.07

   

11

23.89

26

17.44

   

12

122.88

27

26.71

   

13

144.19

28

179.40

   

14

42.56

29

33.38

   

15

27.98

30

25.16

   

References

  1. 1.
    C.J. Shao, R. Kasai, K. Ohtani, J.D. Xu, O. Tanaka, Chem. Pharm. Bull. 37(12), 3251 (1989)CrossRefGoogle Scholar

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