Licoricesaponin J2

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(New page: {{Hierarchy|{{PAGENAME}}}} {{Metabolite |SysName=(3beta,4beta,20beta)-20-Carboxy-23-hydroxy-30-norolean-12-en-3-yl 2-O-beta-D-glucopyranuronosyl-beta-D-glucopyranosiduronic acid |Common N...)
 
(Spectroscopic Data)
 
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| '''IR''' (KBr)|| 3500-3300 (br), 2930, 1720, 1648, 1405, 1385, 1040 cm<sup>-1</sup>
 
| '''IR''' (KBr)|| 3500-3300 (br), 2930, 1720, 1648, 1405, 1385, 1040 cm<sup>-1</sup>
 
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|-
| '''<sup>1</sup>H-NMR''' (C<sub>5</sub>D<sub>5</sub>N, 500 MHz)|| 0.82 (s, CH3), 0.84 (s, CH3), 0.91 (s, CH3), 1.18 (s, CH3), 1.24 (s, CH3), 1.45 (s, CH3), 3.45 (dd, ''J''=4.3, 9.8 Hz, H-3), 4.50 (d, ''J''=9.0 Hz, H-24A), 4.56 (d, ''J''=9.0 Hz, H-24B), 5.00 (d, ''J''=7.6 Hz, H-1 of GlcUA I), 5.35 (brs, H-12), 5.65 (d, ''J''=7.0 Hz, H-1 of GlcUA II)
+
| '''<sup>1</sup>H-NMR''' (C<sub>5</sub>D<sub>5</sub>N, 500 MHz)|| 0.82 (s, CH<sub>3</sub>), 0.84 (s, CH<sub>3</sub>), 0.91 (s, CH<sub>3</sub>), 1.18 (s, CH<sub>3</sub>), 1.24 (s, CH<sub>3</sub>), 1.45 (s, CH<sub>3</sub>), 3.45 (dd, ''J''=4.3, 9.8 Hz, H-3), 4.50 (d, ''J''=9.0 Hz, H-24A), 4.56 (d, ''J''=9.0 Hz, H-24B), 5.00 (d, ''J''=7.6 Hz, H-1 of GlcUA I), 5.35 (brs, H-12), 5.65 (d, ''J''=7.0 Hz, H-1 of GlcUA II)
 
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Latest revision as of 12:20, 9 February 2010



Upper classes



Licoricesaponin J2
Licoricesaponin J2.png
Structural Information
Systematic Name (3beta,4beta,20beta)-20-Carboxy-23-hydroxy-30-norolean-12-en-3-yl 2-O-beta-D-glucopyranuronosyl-beta-D-glucopyranosiduronic acid
Common Name
  • Licoricesaponin J2
  • Saponin J2 from licorice
  • 24-Hydroxy-11-deoxoglycyrrhizin
Symbol
Formula C42H64O16
Exact Mass 824.4194359999999
Average Mass 824.94796
SMILES C(C1OC(O7)C(O)C(O)C(C7C(O)=O)O)(OC(C6(C)CO)CCC(C65)(C(C4(C)CC5)CC=C(C4(C)3)C(C(CC3)2C)CC(CC2)(C)C(O)=O)C)OC(C(C(O)1)O)C(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





[edit] Spectroscopic Data

Free acid
M.P. 263 - 265 °C
IR (KBr) 3500-3300 (br), 2930, 1720, 1648, 1405, 1385, 1040 cm-1
1H-NMR (C5D5N, 500 MHz) 0.82 (s, CH3), 0.84 (s, CH3), 0.91 (s, CH3), 1.18 (s, CH3), 1.24 (s, CH3), 1.45 (s, CH3), 3.45 (dd, J=4.3, 9.8 Hz, H-3), 4.50 (d, J=9.0 Hz, H-24A), 4.56 (d, J=9.0 Hz, H-24B), 5.00 (d, J=7.6 Hz, H-1 of GlcUA I), 5.35 (brs, H-12), 5.65 (d, J=7.0 Hz, H-1 of GlcUA II)
Trimethyl ester
M.P. 198 - 199 °C
IR (KBr) 3650-3200 (br), 2930, 1730, 1626, 1387, 1116 cm-1
13C-NMR (C5D5N, 22.5MHz) C-3) 89.8, (11) 23.7, (12) 122.2, (13) 144.3, (18) 44.4, (22) 36.2, (24) 62.8, (29) 29.1, (30) 177.0 GlcUA I (1) 104.0, (2) 81.1, (3) 76.3, (4) 72.1, (5) 77.4, (6) 169.6 GlcUA II (1)104.7, (2) 76.6, (3) 77.0, (4) 72.1, (5) 77.4, (6) 169.6, (OMe) 51.5, 51.6, 51.8

M. Yoshikawa et al., Chem.Pharm.Bull., 41, 1337 (1993).

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