Compound XIV

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

Biological source: Trachelospermum asiaticum [1]

C42H68O16: 828.450

[α]D30 + 2.2° (c 0.95, MeOH) [1]

FAB-MSm/z: 851 [M + Na]+ [1]

1H NMR (400 MHz, J/Hz, C5D5N): 5.48 (brs, H-12), 3.51 (brs, H-18), 3.52 (brd, J = 6, H-19), 5.83 (d, J = 6, HO-19), 1.02 (CH3-24), 1.08 (CH3-25), 0.96 (CH3-26), 1.15 (CH3-27), 1.50 (CH3-29), 1.11 (CH3-30)

β-D-Glcp: 4.89 (d, J = 8, H-1)

β-D-Glcp′: 6.36 (d, J = 8, H-1) [1]

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

Table 1

C-1

47.1

C-11

24.2

C-21

28.9

Glc-1

105.2

2

68.7

12

123.5

22

32.9

2

75.1

3

77.7

13

144.5

23

74.0

3

78.6

4

43.5

14

42.1

24

14.3

4

71.8

5

48.3

15

28.9

25

17.7

5

78.3

6

18.7

16

27.9

26

17.4

6

63.0

7

33.0

17

46.4

27

25.0

Glc′-1

95.8

8

40.3

18

44.5

28

177.2

2

74.1

9

48.5

19

81.0

29

28.7

3

78.9

10

38.5

20

35.5

30

24.6

4

71.1

           

5

79.2

           

6

62.2

References

  1. 1.
    F. Abe, T. Yamauchi, Chem. Pharm. Bull. 35(5), 1833 (1987)CrossRefGoogle Scholar

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