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Quinoa-Saponin 6

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

Biological source: Chenopodium quinoa [1]

C54H86O24: 1118.550

[α]D24 + 56.2° (c 0.93, C5H5N) [1]

1H NMR (400 MHz, J/Hz, C5D5N): α-L-Arap: 4.68 (d, J = 8.0, H-1)

β-D-Glcp: 5.06 (d, J = 7.0, H-1)

β-D-Glcp′: 5.10 (d, J = 7.3, H-1)

β-D-Glcp″: 6.21 (d, J = 7.2, H-1) [1]

13 C NMR (100 MHz, C 5D 5N): [ 1]

Table 1

C-1

38.8

C-16

23.6

Ara-1

106.6

Glc′-1

107.1

2

26.8

17

46.5

2

71.4

2

76.4

3

89.0

18

43.2

3

86.0

3

78.3

4

39.6

19

42.5

4

69.1

4

70.9

5

55.9

20

43.9

5

67.0

5

77.7

6

18.5

21

30.6

Glc-1

104.5

6

62.3

7

33.2

22

34.0

2

86.0

Glc″-1

95.7

8

39.9

23

28.1

3

79.1

2

74.0

9

48.1

24

16.8

4

70.9

3

78.8

10

37.0

25

15.5

5

77.7

4

70.5

11

23.6

26

17.4

6

61.9

5

79.2

12

123.5

27

26.1

   

6

62.0

13

143.7

28

176.9

       

14

42.0

29

28.3

       

15

28.3

30

176.0

       
   

OCH3

51.7

       

References

  1. 1.
    F. Mizui, R. Kasai, K. Ohtani, O. Tanaka, Chem. Pharm. Bull. 38(2), 375 (1990)CrossRefGoogle Scholar

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