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Compound 1 from Phytolacca americana

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

Biological source: Phytolacca americana [1]

C42H66O15: 810.440

[α]D21.8 + 46.10 (c 0.74, MeOH) [1]

HR-FAB_MS m/z: 833.4295 [1]

IR (KBr) cm−1 : 3387 (OH), 1712 (C = O) [1]

1H NMR (600 MHz, J/Hz, CDCl3): 0.71, 0.82, 0.97, 1.12, 1.17 (s, CH3 × 5), 3.20 (3H, m), 3.27 (d, J = 11.5), 3.34 (t, J = 7.8), 3.48 (m), 3.50 (dd, J = 3.8, 9.0), 3.59 (m), 3.60 (dd, J = 6.0, 12.0), 3.68 (s), 3.71 (d, J = 11.5), 3.82 (dd, J = 2.2, 12.0), 3.83 (dd, J = 5.2, 10.2), 4.47 (d, J = 7.1), 4.67 (d, J = 7.7), 5.28 (brs) [1]

13 C NMR (CD 3OD): [ 1]

Table 1

C-1

39.5

C-17

47.6

Xyl-1

104.5

2

26.6

18

44.3

2

81.2

3

83.9

19

43.8

3

78.1

4

44.1

20

45.1

4

71.0

5

48.2

21

31.6

5

66.6

6

18.9

22

35.4

Glc-1

105.1

7

33.5

23

64.6

2

76.1

8

40.5

24

13.4

3

77.8

9

49.3

25

16.4

4

71.7

10

37.7

26

18.1

5

78.3

11

24.5

27

26.4

6

63.0

12

123.5

28

184.2

   

13

145.6

29

28.9...

References

  1. 1.
    H. Takahashi, Y. Namikawa, M. Tanaka, Y. Fukuyama, Chem. Pharm. Bull. 49(2), 246 (2001)CrossRefGoogle Scholar

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© Springer Science+Business Media New York 2013

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