Toyama: New page: {{Hierarchy|{{PAGENAME}}}} {{Metabolite |SysName=(3beta,12beta)-20-[(6-O-beta-D-Glucopyranosyl-beta-D-glucopyranosyl)oxy]-12-hydroxydammar-24-en-3-yl 2-O-[6-O-(carboxyacetyl)-beta-D-gluco...

2010-02-15T00:09:38Z

New page: {{Hierarchy|{{PAGENAME}}}} {{Metabolite |SysName=(3beta,12beta)-20-[(6-O-beta-D-Glucopyranosyl-beta-D-glucopyranosyl)oxy]-12-hydroxydammar-24-en-3-yl 2-O-[6-O-(carboxyacetyl)-beta-D-gluco...

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{{Hierarchy|{{PAGENAME}}}}

{{Metabolite
|SysName=(3beta,12beta)-20-[(6-O-beta-D-Glucopyranosyl-beta-D-glucopyranosyl)oxy]-12-hydroxydammar-24-en-3-yl 2-O-[6-O-(carboxyacetyl)-beta-D-glucopyranosyl]-beta-D-glucopyranoside
|Common Name=&&Malonyl-ginsenoside Rb1&&Ginsenoside mRb1&&MG-Rb1&&
|CAS=88140-34-5
|KNApSAcK=
}}

==Spectroscopic Data==

{| class="wikitable" style="width:80%"

'''Free acid'''
|-
| '''M.P.''' || 150 - 152 °C
|-
| '''IR''' (KBr)|| 3489 (br, OH), 2925, 1730, 1628, 1380 (ester), 1071 cm-1
|}
{| class="wikitable" style="width:80%"
'''Methyl ester'''
|-
| '''M.P.''' || 178 - 182 °C
|-
| '''IR''' (KBr)|| 3402 (br, OH), 2926, 1737, 1627, 1072 cm-1
|-
| '''1H-NMR''' (C5D5N)|| 0.87 (s, CH3), 0.98 (s, 3xCH3), 1.15 (s, CH3), 1.34 (s, CH3), 1.61 (s, 3xH-26), 1.67 (s, 3xH-27), 3.63 (s, COOCH3), 3.69 (s, OC-CH2-CO)
|-
| '''13C-NMR''' (C5D5N, 22.5MHz)|| C-3) 89.3, (12) 70.2, (20) 83.5 '''Glc I''' (1) 105.3, (2) 84.2, (3) 77.9, (4) 71.7, (5) 78.3, (6) 62.8 '''Glc II''' (1) 106.1, (2) 77.0, (3) 79.1, (4) 71.0, (5) 75.2, (6) 65.6 '''Glc III''' (1) 98.1, (2) 74.9, (3) 78.3, (4) 71.7, (5) 76.6, (6) 71.6 '''Glc IV''' (1) 104.9, (2) 74.9, (3) 78.3, (4) 71.7, (5) 78.3, (6) 62.8 '''Malonoyl''' (1) 167.1, (2) 41.6, (3) 167.1, (OCH3) 52.2
|}
Y. Nakagawa et al., Chem.Pharm.Bull., 37, 2961 (1989).

6''-Malonoylginsenoside Rb1 - Revision history

Toyama: New page: {{Hierarchy|{{PAGENAME}}}} {{Metabolite |SysName=(3beta,12beta)-20-[(6-O-beta-D-Glucopyranosyl-beta-D-glucopyranosyl)oxy]-12-hydroxydammar-24-en-3-yl 2-O-[6-O-(carboxyacetyl)-beta-D-gluco...