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Wistariasaponin A3

Reference work entry

CAS Registry Number: 167324-13-2 Open image in new window

Taxonomy: Physicochemical and Pharmacological Properties of Triterpene Glycosides – Glycosides of Aglycones of Oleanene Type – Wistariasapogenol A

Biological source: Wisteria brachybotrys [1]

C48H76O20: 972.492 (Me ester)

[α]D25 + 11.2° (c 0.38, MeOH) [1]

IR (KBr) νmax cm−1: 3390, 1695 [1]

FAB-MSm/z: 971 [M-H], 809 [M-H-Gal] [1]

HR-FAB-MSm/z: 973.5015 [M + H]+ [1]

1H NMR (400 MHz, J/Hz, C5D5N): 0.71, 0.84, 1.11, 1.14, 1.23, 1.37 (s, CH3 × 6), 5.40 (brs, H-12) [1]

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

Table 1

C-1

38.3

C-16

26.8

GlcUA-1

104.9

Glc-1

105.1

2

26.4

17

47.5

2

80.6

2

74.9

3

90.4

18

46.6

3

77.0

3

78.2

4

43.6

19

42.4

4

73.4

4

71.4

5

55.8

20

37.8

5

77.8

5

78.4

6

18.4

21

46.6

6

172.5

6

62.6

7

32.9

22

216.1

Gal-1

104.7

   

8

39.5

23

22.5

2

72.8

   

9

47.3

24

63.3

3

75.2

   

10

36.2

25

15.4

4

70.7

   

11

23.7

26

16.6

5

77.4

   

12

123.9

27

25.1

6

62.3

   

13

141.6

28

20.9

       

14

41.7

29

26.9

       

15

25.2

30

75.5

       

References

  1. 1.
    J. Kinjo, Y. Fujishima, K. Saino, R.-H. Tian, T. Nohara, Chem. Pharm. Bull. 43(4), 636 (1995)CrossRefGoogle Scholar

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© Springer Science+Business Media New York 2013

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