6''-Malonoylginsenoside Rb2
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(New page: {{Hierarchy|{{PAGENAME}}}} {{Metabolite |SysName=(3beta,12beta)-20-[(6-O-alpha-L-Arabinopyranosyl-beta-D-glucopyranosyl)oxy]-12-hydroxydammar-24-en-3-yl 2-O-[6-O-(carboxyacetyl)-beta-D-gl...) |
Latest revision as of 09:27, 15 February 2010
Upper classes
| IDs and Links | |
|---|---|
| LipidBank | [1] |
| LipidMaps | [2] |
| CAS | 88156-44-9 |
| KEGG | {{{KEGG}}} |
| KNApSAcK | |
| CDX file | |
| MOL file | 6''-Malonoylginsenoside Rb2.mol |
| Malonyl-ginsenoside Rb2 | |
|---|---|
| |
| Structural Information | |
| Systematic Name | (3beta,12beta)-20-[(6-O-alpha-L-Arabinopyranosyl-beta-D-glucopyranosyl)oxy]-12-hydroxydammar-24-en-3-yl 2-O-[6-O-(carboxyacetyl)-beta-D-glucopyranosyl]-beta-D-glucopyranoside |
| Common Name |
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| Symbol | |
| Formula | |
| Exact Mass | |
| Average Mass | |
| SMILES | |
| 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
| M.P. | 148 - 150 °C |
| IR (KBr) | 3381 (OH), 2928, 1730, 1628, 1380, 1067 cm-1 |
| 1H-NMR (C5D5N) | 0.91 (s, CH3), 0.98 (s, 3xCH3), 1.14 (s, CH3), 1.34 (s, CH3), 1.63 (s, 3xH-26) and 1.66 (s, 3xH-27), 3.63 (s, COOCH3), 3.70 (s, OC-CH2-CO)) |
| 13C-NMR (C5D5N, 22.5MHz) | C-3) 89.3, (12) 70.2, (20) 83.5 Glc I (1) 104.9, (2) 84.2, (3) 78.0, (4) 72.1, (5) 78.6, (6) 62.9 Glc II (1) 106.1, (2) 76.6, (3) 79.1, (4) 71.0, (5) 75.2, (6) 65.5 Glc III (1) 98.1, (2) 74.7, (3) 78.0, (4) 71.5, (5) 76.6, (6) 69.2 Ara (1) 104.5, (2) 71.8, (3) 73.8, (4) 68.4, (5) 65.4 Malonoyl (1) 167.2, (2) 41.6, (3) 167.2, (OCH3) 52.2 |
Y. Nakagawa et al., Chem.Pharm.Bull., 37, 2961 (1989).
