Licoricesaponin L3

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Upper classes



Licoricesaponin L3
Licoricesaponin L3.png
Structural Information
Systematic Name (3beta,4beta,20beta,22beta)-22-(Acetyloxy)-20-carboxy-23-hydroxy-30-norolean-12-en-3-yl O-6-deoxy-alpha-L-mannopyranosyl-(1-2)-O-alpha-L-arabinopyranosyl-(1-2)-beta-D-glucopyranosiduronic acid
Common Name
  • Licoricesaponin L3
  • Saponin L3 from licorice
  • 30-Noroleanane beta-D-glucopyranosiduronic acid deriv.
Symbol
Formula C49H76O20
Exact Mass 984.4929948719999
Average Mass 985.11574
SMILES O(C1OC(C(O)8)C(OCC8O)OC(C(OC(C3)C(C(C7)C(C)(C(C(C7)6C)CC=C(C(C)64)C(C5)C(C)(C(CC(C(O)=O)5C)OC(C)=O)CC4)C3)(CO)C)2)C(O)C(C(C(O)=O)O2)O)C(C)C(C(C1O)O)O
Physicochemical Information
Melting Point
Boiling Point
Density
Optical Rotation
Reflactive Index
Solubility
Spectral Information
Mass Spectra
UV Spectra
IR Spectra
NMR Spectra
Chromatograms





Spectroscopic Data

M.P. 233 - 234 °C
IR (KBr 3650-3100 (br), 2912, 1704 (br), 1658, 1622, 1382, 1048 cm-1
1H-NMR (C5D5N+D2O, 500 MHz) 0.92 (s, CH3), 0.93 (s, CH3), 0.99 (s, CH3), 1.32 (s, CH3), 1.33 (s, CH3), 1.44 (s, CH3), 1.74 (d, J=6.1 Hz, 3xH-6 of Rha), 2.02 (s, OCOCH3), 3.42 (dd, J=3.6, 12.0 Hz, H-3), 4.95 (d, J=7.6 Hz, H-1 of GlcUA), 5.52 (d, J=7.3 Hz, H-1 of Ara), 5.54 (brs, H-12), 6.15 (brs, H-1 of Rha)
13C-NMR (C5D5N+D2O, 125MHz) C-1) 38.7, (2) 26.3, (3) 91.0, (4) 44.0, (5) 56.1, (6) 18.8, (7) 32.9, (8) 40.1, (9) 47.7, (10) 36.2, (11) 24.0, (12) 124.7, (13) 144.1, (14) 41.9, (15) 26.6, (16) 27.8, (17) 37.5, (18) 44.2, (19) 40.8, (20) 29.8, (21) 41.7, (22) 78.1, (23) 22.9, (24) 63.4, (25) 15.7, (26)16.8, (27) 26.3, (28) 26.6, (29) 29.8, (30) 179.4 GlcUA (1) 105.4, (2) 78.1, (3) 75.8, (4) 72.6, (5) 77.6, (6) 172.2 Ara (1)102.2, (2) 78.1, (3) 76.7, (4) 70.7, (5) 66.8 Rha (1) 101.8, (2) 72.3, (3) 73.9, (4) 74.4, (5) 69.4, (6) 18.5

M. Yoshikawa et al., Chem.Pharm.Bull., 41, 1567 (1993).

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