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Ginsenoside-Ra3

Reference work entry

CAS Registry Number: 90985-77-6 Open image in new window

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

Biological source: Panax ginseng [1]

C59H100O27: 1240.645

[α]D17 + 9.8° (c 0.43, MeOH) [1]

EI-MSm/z: 1043 (1), 1042 (2), 619 (1), 547 (1), 331 (24), 259 (20), 169 (100) [1]

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

Table 1

C-1

39.3

C-16

26.6

Glc-1

104.9

4

71.7

2

26.6

17

51.6

2

83.5

5

77.0

3

89.0

18

16.2

3

78.0

6

69.6

4

39.7

19

16.0

4

71.7

Glc″′-1

104.9

5

56.5

20

83.5

5

78.0

2

74.1

6

18.3

21

22.8

6

62.7

3

87.5

7

35.1

22

36.1

Glc′-1

105.9

4

71.3

8

40.0

23

23.2

2

77.0

5

78.0

9

50.2

24

126.0

3

79.2

6

62.4

10

36.9

25

130.9

4

71.7

Xyl-1

106.3

11

30.8

26

25.8

5

78.0

2

75.3

12

70.1

27

17.9

6

62.7

3

77.0

13

49.5

28

28.0

Glc″-1

98.0

4

70.8

14

51.4

29

16.5

2

74.8

5

67.3

15

30.8

30

17.4

3

78.0

   

References

  1. 1.
    H. Matsuura, R. Kasai, O. Tanaka, Y. Saruwatari, K. Kunihiro, T. Fuwa, Chem. Pharm. Bull. 32(3), 1188 (1984)CrossRefGoogle Scholar

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© Springer Science+Business Media New York 2013

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