Rotundioside F

Reference work entry

CAS Registry Number: 73542-81-1 Open image in new window

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

Biological source: Bupleurum rotundifolium [1]

C48H78O16: 910.528

Mp: 253–256°C (MeOH–H2O) [1]

[α]D20 + 6.1 (c 0.66, MeOH) [1]

1H NMR (J/Hz, C5D5N): 6.00 (d, J = 12.0, H-11), 5.64 (d, J = 12.0, H-12), 3.58, 3.30 (ABq, J = 7.0, H2-28)

β-D-Fucp: 4.03 (d, J = 8.0, H-1)

β-D-Glcp: 4.51 (d, J = 7.0, H-1)

α-L-Rhap: 6.32 (brs, H-1) [1]

13 C NMR (25.15 MHz, C 5D 5N): [ 1]

Table 1

C-1

39.0

C-16

77.7

Fuc-1

105.7

2

26.9

17

45.7

2

78.4

3

89.9

18

51.8

3

76.6

4

40.4

19

39.0

4

72.9

5

55.9

20

31.8

5

71.2

6

18.3

21

36.8

6

17.8

7

32.4

22

31.8

Glc-1

102.3

8

42.3

23

28.5

2

79.8

9

53.3

24

16.6

3

77.7

10

36.8

25

18.7

4

72.9

11

132.4

26

19.4

5

77.7

12

132.4

27

18.3

6

63.7

13

85.3

28

77.7

Rha-1

102.5

14

44.0

29

34.2

2

72.9

15

36.8

30

24.9

3

72.9

       

4

74.7

       

5

69.9

       

6

18.7

References

  1. 1.
    Y. Kobayashi, T. Takeda, Y. Ogihara, Chem. Pharm. Bull. 29(8), 2222 (1981)CrossRefGoogle Scholar

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© Springer Science+Business Media New York 2013

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