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Ginsenoside-Rc

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Taxonomy: Physicochemical and Pharmacological Properties of Triterpene Glycosides – Glycosides of Aglycones of Dammarane Type – 20(S)-Protopanaxadiol

Biological source: Panax ginseng [1, 2], P. notoginseng [3], P. quinquefolium [4], P. japonicus [5], P. trifolius [6]

C53H90O22: 1078.592

Mp: 199–201°C [2]

[α]D20 + 1.93° (c 1.03, MeOH) [6]

IR (KBr) νmax cm−1: 3400, 1620 [2]

13 C NMR (25 MHz, C 5D 5N): [ 1]

Table 1

C-1

39.0

C-16

26.6

Glc-1

104.9

Glc″-1

97.9

2

26.6

17

51.6

2

83.1

2

74.9

3

89.0

18

16.2

3

77.8

3

78.0

4

39.6

19

15.9

4

71.5

4

71.5

5

56.3

20

83.1

5

77.8

5

76.3

6

18.3

21

22.2

6

62.6

6

68.3

7

35.1

22

36.0

Glc′-1

105.6

Ara-1

109.9

8

39.9

23

23.1

2

76.8

2

83.3

9

50.1

24

125.9

3

78.7

3

78.9

10

36.8

25

130.9

4

71.5

4

85.8

11

30.7

26

25.7

5

78.0

5

62.6

12

70.2

27

17.8

6

62.6

   

13

49.5

28

28.0

       

14

51.4

29

16.5

       

15

30.8

30

17.3

       

References

  1. 1.
    R. Kasai, H. Besso, O. Tanaka, Y.-I. Saruwatari, T. Fuwa, Chem. Pharm. Bull. 31(6), 2120 (1983)CrossRefGoogle Scholar
  2. 2.
    S. Sanada, N. Kondo, J. Shoji, O. Tanaka, S. Shibata, Chem. Pharm. Bull. 22(2), 421 (1974)CrossRefGoogle Scholar
  3. 3.
    S. Taniyasu, O. Tanaka, T.-R. Yang, J. Zhou, Planta Medica 44(2), 124 (1982)CrossRefGoogle Scholar
  4. 4.
    H. Besso, R. Kasai, I. Wei, I.-F. Wang, Y. Saruwatari, T. Fuwa, O. Tanaka, Chem. Pharm. Bull. 30(12), 4534 (1982)CrossRefGoogle Scholar
  5. 5.
    T. Morita, O. Tanaka, H. Kohda, Chem. Pharm. Bull. 33(9), 3852 (1985)CrossRefGoogle Scholar
  6. 6.
    T.M. Lee, A.H. Marderosian, Phytoter. Res. 2, 165 (1988) [Chem. Abstr. 110: 209296k (1989)]CrossRefGoogle Scholar

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