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Trachelosperoside A-1

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Taxonomy: Physicochemical and Pharmacological Properties of Triterpene Glycosides – Glycosides of Aglycones of Ursene Type – Trachelosperogenin A

Biological source: Trachelospermum asiaticum [1]

C36H56O12: 680.377

[α]D30 + 12.6° (c 0.35, MeOH) [1]

FAB-MSm/z: 703 (M + Na)+ [1]

1H NMR (400 MHz, J/Hz, C5D5N): 5.56 (brs, H-12), 2.92 (s, H-18), 1.27, 1.27, 1.41, 1.70, 1.77 (s, CH3 × 5), 1.07 (d, J = 6.0, CH3-30)

β-D-Glcp: 6.26 (d, J = 7.0, H-1) [1]

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

Table 1

C-1

48.5

C-16

26.2

Glc-1

95.8

2

68.7

17

48.7

2

74.0

3

84.4

18

54.5

3

78.9

4

50.0

19

72.7

4

71.3

5

57.2

20

42.1

5

79.2

6

21.2

21

26.7

6

62.4

7

33.9

22

37.6

   

8

40.6

23

25.3

   

9

47.3

24

180.1

   

10

39.0

25

15.5

   

11

24.5

26

17.4

   

12

128.5

27

24.7

   

13

139.3

28

177.0

   

14

42.3

29

27.0

   

15

29.2

30

16.7

   

References

  1. 1.
    F. Abe, T. Yamauchi, Chem. Pharm. Bull. 35(5), 1748 (1987)CrossRefGoogle Scholar

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