Hosenkoside H

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Taxonomy: Physicochemical and Pharmacological Properties of Triterpene Glycosides – Miscellaneous Glycosides – Hosenkol B

Biological source: Impatiens balsamina [1]

C41H70O14: 786.476

[α]D20 + 15.1° (c 1.2, MeOH) [1]

FAB-MSm/z: 785 [M-H], 653 [M-C5H804-H] [1]

1H NMR (J/Hz, C5D5N): 0.88, 0.92, 0.98, 1.06 (s, CH3 × 4), 1.15 (d, J = 6.8, CH3-27), 2.10 (m, H-25), 3.72, 4.20 (d, J = 11.0, H2-28), 3.33 (d, J = 10.3, H-17), 4.10, 4.30 (d, J = 11.0, H2-21), ca 4.40 (m, H-3)

β-D-Glcp: 5.15 (d, J = 7.8, H-1)

β-D-Xylp: 5.24 (d, J = 6.8, H-1) [1]

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

Table 1

C-1

39.2

C-16

26.6

Glc-1

104.2

2

26.4

17

76.1

2

84.5

3

81.7

18

15.9

3

78.3

4

43.7

19

17.1

4

71.5

5

47.6

20

38.4

5

77.9

6

18.1

21

67.8

6

62.8

7

33.7

22

34.5

Xyl-1

107.1

8

41.0

23

24.9

2

76.5

9

51.3

24

80.7

3

78.2

10

36.9

25

41.9

4

71.0

11

21.2

26

65.0

5

67.5

12

25.6

27

13.6

   

13

39.9

28

63.5

   

14

42.2

29

13.0

   

15

26.4

30

15.2

   

References

  1. 1.
    N. Shoji, A. Umeyama, N. Saitou, K. Yoshikawa, M. Nagai, S. Arihara, Chem. Pharm. Bull. 42(7), 1422 (1994)CrossRefGoogle Scholar

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© Springer Science+Business Media New York 2013

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