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Liangwanoside I

Reference work entry

CAS Registry Number: 109612-88-6 Open image in new window

Taxonomy: Physicochemical and Pharmacological Properties of Triterpene Glycosides – Glycosides of Aglycones of Oleanene Type – Serratagenic Acid

Biological source: Nothopanax delavayi [1]

C41H64O14: 780.429

[α]D19 + 19.1° (c 1.89, MeOH) [1]

IR (nujol) νmax cm−1: 3400, 1720, (COOR), 1700 (COOH) [1]

1H NMR (J/Hz, C5D5N): α-L-Arap: 4.75 (d, J = 7, H-1); β-D-Glcp: 6.30 (d, J = 6, H-1) [1]

13 C NMR (100.5 MHz, C 5D 5N): [ 1]

Table 1

C-1

38.9

C-16

23.8

Ara-1

106.3

2

26.3

17

47.0

2

72.6

3

88.9

18

40.8

3

73.8

4

39.4

19

40.8

4

68.6

5

56.1

20

42.2

5

65.7

6

18.6

21

29.1

Glc-1

95.5

7

33.3

22

31.7

2

74.0

8

40.0

23

28.3

3

78.4

9

48.1

24

16.8

4

71.4

10

37.1

25

15.5

5

78.4

11

23.8

26

17.5

6

62.5

12

123.5

27

25.9

   

13

143.5

28

176.0

   

14

42.4

29

180.9

   

15

28.3

30

19.9

   

References

  1. 1.
    R. Kasai, T. Oinaka, C.-R. Yang, J. Zhou, O. Tanaka, Chem. Pharm. Bull. 35(4), 1486 (1987)CrossRefGoogle Scholar

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