View source for Ginsenoside Rb1

{{Hierarchy|{{PAGENAME}}}}

{{Metabolite
|SysName=(3beta,12beta)-20-[(6-O-beta-D-Glucopyranosyl-beta-D-glucopyranosyl)oxy]-12-hydroxydammar-24-en-3-yl 2-O-beta-D-glucopyranosyl-beta-D-glucopyranoside 
|Common Name=&&Ginsenoside Rb1&&Dammarane beta-D-Glucopyranoside deriv.&&Arasaponin E1&&Gynosaponin C&&Gypenoside III&&Notoginsenoside Rb1&&Panaxoside Rb1&&Sanchinoside E1&&Sanchinoside Rb1&&
|CAS=41753-43-9
|KNApSAcK=
}}


==Spectroscopic Data==

{| class="wikitable" style="width:80%"
|-
| '''M.P.'''<sup>1</sup> || 197 - 198 °C 
|-
| '''IR''' (KBr)<sup>3</sup>|| 3375, 1635, 1160, 1075, 1040, 1015, 985 cm<sup>-1</sup>
|-
| '''<sup>1</sup>H-NMR''' (C<sub>5</sub>D<sub>5</sub>N, 100 MHz)<sup>3</sup>|| 0.83 (s, CH<sub>3</sub>), 0.96 (s, 2xCH<sub>3</sub>), 1.08 (s, CH<sub>3</sub>), 1.26 (s, CH<sub>3</sub>), 1.63 (s, CH<sub>3</sub>), 1.64 (s, CH<sub>3</sub>), 1.65 (s, CH<sub>3</sub>), 4.85, 5.00, 5.07, 5.28 (each d, ''J''=7.0 Hz, 4 x anomeric H), 5.30 (m, H-24)
|-
| '''<sup>13</sup>C-NMR''' (C<sub>5</sub>D<sub>5</sub>N, 25.15MHz)<sup>2</sup>|| C-1) 39.1, (2) 26.6, (3) 89.3, (4) 39.6, (5) 56.3, (6) 18.6, (7) 35.1, (8) 39.9, (9) 50.1, (10) 36.8, (11) 30.8, (12) 70.1, (13) 49.3, (14) 51.3, (15) 30.8, (16) 26.6, (17) 51.6, (18) 16.2, (19) 15.9, (20) 83.5, (21) 22.6, (22) 36.1, (23) 23.1, (24) 125.8, (25) 131.0, (26) 25.8, (27) 17.9, (28) 28.0, (29) 16.5, (30) 17.3 '''Glc I''' (1) 105.0, (2) 82.9, (3) 77.2, (4) 71.5, (5) 78.0, (6) 62.6 '''Glc II''' (1) 105.6, (2) 76.7, (3) 78.8, (4) 71.5, (5) 78.0, (6) 62.6 '''Glc III''' (1) 97.9, (2) 74.9, (3) 78.0, (4) 71.5, (5) 76.7, (6) 71.5 '''Glc IV''' (1) 105.0, (2) 74.9, (3) 78.0, (4) 71.5, (5) 78.0, (6) 62.6  
|}
<small>1) S. Shibata et al., Chem.Pharm.Bull., 22, 412 (1974)., 2) T. Fuwa et al., Chem.Pharm.Bull., 32, 1188 (1984)., 3) M. Okuhira et al., Yakugaku Zasshi, 103, 173 (1983).</small>