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Trachelosperoside D-1

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

Biological source: Trachelospermum asiaticum [1]

C37H58O13: 710.387

[α]D25 + 27.5° (c 1.7, MeOH) [1]

FAB-MSm/z: 733 (M + Na)+ [1]

1H NMR (400 MHz, J/Hz, C5D5N): 5.50 (brs, H-12), 3.53 (brs, H-18), 3.56 (brd, J = 6.0, Hβ-19), 6.04 (d, J = 6.0, HO-19), 3.72 (s, COOMe), 0.99, 1.15, 1.19, 1.27, 1.57 (s, CH3 × 5)

β-D-Glcp: 6.38 (d, J = 8.0, H-1) [1]

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

Table 1

C-1

47.9

C-16

27.9

Glc-1

95.8

2

68.3

17

46.4

2

74.1

3

81.8

18

44.5

3

78.9

4

59.1

19

80.9

4

71.0

5

53.1

20

35.5

5

79.3

6

22.6

21

28.9

6

62.3

7

33.4

22

33.0

   

8

40.3

23

176.6

   

9

48.9

24

62.1

   

10

38.3

25

17.3

   

11

24.4

26

17.2

   

12

123.4

27

24.7

   

13

144.3

28

177.1

   

14

41.9

29

28.7

   

15

29.0

30

24.6

   
   

OMe

51.8

   

References

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

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