CAS Registry Number: 75799-04-1 Open image in new window
Taxonomy: Physicochemical and Pharmacological Properties of Triterpene Glycosides – Glycosides of Aglycones of Cucurbitane Type – Cucurbita-5-ene-3β,22(S),23(R),24(R),25-pentaol
Biological source: Momordica charantia [1]
C47H80O19: 948.529
Mp: 238–242°C [1]
[α]D20 + 6.15° (c 0.98, CHCl3-MeOH (2:1)) [1]
FD-MSm/z: 971 (M + Na)+ [1]
13C NMR (C5D5N): olefinic carbons: 142.85(s), 118.48 (d); oxygen-bearning carbons: 106.58 (d), 104.82 (d), 87.19 (d), 79.98 (d), 79.51, 78.10 (d), 76.11, 74.94 (s), 74.71, 72.25, 71.48, 71.07, 70.66, 68.38, 67.38, 62.64 (t); quaternary carbons: 49.04, 46.70, 41.60, 34.63 [1]
References
- 1.H. Okabe, Y. Miyahara, T. Yamauchi, K. Miyahara, T. Kawasaki, Chem. Pharm. Bull. 28, 2753 (1980)CrossRefGoogle Scholar
Copyright information
© Springer Science+Business Media New York 2013