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Scoparianoside B

Reference work entry

CAS Registry Number: 195971-47-2 Open image in new window

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

Biological source: Kochia scoparia [1]

C41H64O13: 764.434

Mp: 211–214°C (CHCl3-MeOH) [1]

[α]D25 + 5.1° (c 0.1, MeOH) [1]

IR (KBr) νmax cm−1: 3475, 2944, 2867, 1726, 1701, 1655, 1024 [1]

FAB-MS (negative ion mode) m/z: 763 (M-H), 631 (M-C5H9O4), 455 (M-C11H17O10) [1]

HR-FAB-MS (positive ion mode) m/z: 787 (M + Na)+ [1]

1H NMR (500 MHz, J/Hz, C5D5N: 0.75, 0.95, 0.98, 1.00, 1.06, 1.12, 1.26 (s, CH3-25, 24, 27, 26, 30, 29, 23), 2.68 (d-like, H-13), 3.36 (dd, J = 4.5, 11.9, H-3), 5.28 (brs, H-19)

β-D-GlcUAp: 4.97 (d, J = 7.6, H-1)

β-D-Xylp: 5.27 (d, J = 7.3, H-1) [1]

13 C NMR (125 MHz, C 5D 5N): [ 1]

Table 1

C-1

39.1

C-16

34.4

GlcUA-1

106.8

2

26.8

17

48.6

2

74.6

3

89.3

18

139.0

3

86.6

4

39.7

19

132.1

4

71.4

5

56.0

20

32.4

5

77.5

6

18.4

21

34.2

6

172.0

7

35.0

22

34.2

Xyl-1

106.2

8

41.1

23

28.0

2

75.2...

References

  1. 1.
    M. Yoshikawa, H. Shimada, T. Morikawa, S. Yoshizumi, N. Matsumura, T. Murakami, H. Matsuda, K. Hori, J. Yamahara, Chem. Pharm. Bull. 45(8), 1300 (1997)CrossRefGoogle Scholar

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© Springer Science+Business Media New York 2013

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