6''-Malonoylginsenoside Rb2
From Metabolomics.JP
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 | |
|---|---|
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| 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 |
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| Physicochemical Information | |
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| Spectral Information | |
| Mass Spectra | |
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| Chromatograms | |
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).
