CAS Registry Number: 107195-79-9
Taxonomy: Physicochemical and Pharmacological Properties of Triterpene Glycosides – Glycosides of Aglycones of Oleanene Type – Medicagenic Acid
C52H82O23: 1074.524
Mp: 234–236°C (MeOH) [1]
[α] 27D 0±3° (c 0.41, MeOH) [1]
IR (KBr) νmax cm−1: 3530-3260, 1760, 1700, 1265 [1]
1 H NMR (J/Hz, C5D5N): 0.78, 0.86, 0.96, 1.11, 1.38, 1.80 (s, CH3 × 6), 5.31 (brs, H-12)
α-L-Rhap: 5.55 (brs, H-1), 1.60 (d, J = 4.0, CH3-6)
β-D-Xylp: 4.93 (d, J = 6.0, H-1)
β-D-Glcp: 4.93 (d, J = 6.0, H-1)
α-L-Arap: 5.32 (d, J = 2.0, H-1) [1]
13 C NMR (75 MHz, CDCl3) (for peracetate): [2]
Table 1
C-1 |
43.5 |
C-16 |
29.5 |
Glc-1 |
101.3 |
Rha-1 |
98.2 |
2 |
69.8 |
17 |
47.2 |
2 |
72.4 |
2 |
71.4 |
3 |
86.0 |
18 |
41.5 |
3 |
72.7 |
3 |
70.1 |
4 |
52.6 |
19 |
46.4 |
4 |
68.8 |
4 |
76.9 |
5 |
52.5 |
20 |
31.0 |
5 |
72.1 |
5 |
67.9 |
6 |
20.6 |
21 |
34.2 |
6 |
61.8 |
6 |
17.9 |
7 |
32.8 |
22 |
32.5 |
Ara-1 |
92.8 |
Xyl-1 |
101.8 |
8 |
40.1 |
23 |
180.5 |
2 |
74.5 |
2 |
71.3 |
9 |
48.5 |
24 |
13.2 |
3 |
72.4 |
3 |
71.3 |
10 |
36.4 |
25 |
16.4 |
4 |
66.8 |
4 |
69.5 |
11 |
23.4 |
26 |
17.0 |
5 |
62.7 |
5 |
62.2 |
12 |
122.5 |
27... |
Access this chapter
Tax calculation will be finalised at checkout
Purchases are for personal use only
References
A.E. Timbekova, N.K. Abubakirov, Chem. Nat. Comp. 22(5), 574 (1986)
G. Massiot, C. Lavaud, V. Besson, L. Le Men-Oliver, G. Van Binst, J. Agric. Food. Chem. 39, 78 (1991)
Editor information
Editors and Affiliations
Rights and permissions
Copyright information
© 2013 Springer Science+Business Media New York
About this entry
Cite this entry
(2013). Medicoside J. In: Azimova, S.S. (eds) Natural Compounds. Springer, New York, NY. https://doi.org/10.1007/978-1-4614-0541-2_996
Download citation
DOI: https://doi.org/10.1007/978-1-4614-0541-2_996
Publisher Name: Springer, New York, NY
Print ISBN: 978-1-4614-0540-5
Online ISBN: 978-1-4614-0541-2
eBook Packages: Chemistry and Materials ScienceReference Module Physical and Materials ScienceReference Module Chemistry, Materials and Physics