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Ginsenoside La - Revision history
2026-05-08T02:49:06Z
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Toyama: New page: {{Hierarchy|{{PAGENAME}}}} {{Metabolite |SysName=(3beta,12beta,23R)-12,23-Epoxydammar-24-ene-3,20-diyl bis-beta-D-glucopyranoside |Common Name=&&Ginsenoside La&&(-)-Ginsenoside La&& |CAS=...
2010-02-15T04:47:49Z
<p>New page: {{Hierarchy|{{PAGENAME}}}} {{Metabolite |SysName=(3beta,12beta,23R)-12,23-Epoxydammar-24-ene-3,20-diyl bis-beta-D-glucopyranoside |Common Name=&&Ginsenoside La&&(-)-Ginsenoside La&& |CAS=...</p>
<p><b>New page</b></p><div>{{Hierarchy|{{PAGENAME}}}}<br />
<br />
{{Metabolite<br />
|SysName=(3beta,12beta,23R)-12,23-Epoxydammar-24-ene-3,20-diyl bis-beta-D-glucopyranoside<br />
|Common Name=&&Ginsenoside La&&(-)-Ginsenoside La&&<br />
|CAS=123617-34-5<br />
|KNApSAcK=<br />
}}<br />
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==Spectroscopic Data==<br />
<br />
{| class="wikitable" style="width:80%"<br />
|-<br />
| '''M.P.''' || 179 - 180 °C <br />
|-<br />
| '''IR''' (KBr)|| 3500 (OH) cm<sup>-1</sup><br />
|-<br />
| '''<sup>1</sup>H-NMR''' (C<sub>5</sub>D<sub>5</sub>N)|| 0.77 (brd, ''J''=11.0 Hz, H-5), 0.83 (s, 3xH-19), 0.88 (dt, ''J''=12.0, 3.0 Hz, H-1A), 0.95 (s, 3xH-18), 1.00 (s, 3xH-29), 1.06 (s, 3xH-30), 1.07 (td, ''J''=15.5 Hz, H-15A), 1.26 (tdd, ''J''=11.0, 4.0, 1.0 Hz, H-7), 1.30 (s, 3xH-28), 1.36 (q, ''J''=11.0 Hz, H-11A), 1.38 (brq, ''J''=11.0 Hz, H-6A), 1.48 (m, H-7A), 1.48 (m, H-15B), 1.50 (s, 3xH-21), 1.50 (m, H-9), 1.52 (m, H-6B), 1.54 (dt, ''J''=12.0, 4.5 Hz, H-1B), 1.59 (t, ''J''=11.0 Hz, H-13), 1.66 (s, 3xH-26), 1.80 (s, 3xH-27), 1.82 (qd, ''J''=12.0, 4.5 Hz, H-2A), 1.94 (ddd, ''J''=11.0, 8.0, 5.0 Hz, H-11B), 2.11 (ddd, ''J''=15.0, 10.0, 4.3 Hz, bH-16A), 2.22 (dd, ''J''=16.0, 9.0 Hz, H-22A), 2.25 (m, H-2B), 2.26 (m, H-16B), 2.81 (d, ''J''=16.0 Hz, H-22B), 3.16 (td, ''J''=11.0, 4.3 Hz, H-17), 3.38 (dd, ''J''=12.0, 4.2 Hz, H-3), 3.64 (td, ''J''=11.0, 5.0 Hz, H-12), 3.97 (t, ''J''=8.0 Hz, H-2 of Glc II), 3.98 (m, H-5 of Glc II), 4.02 (m, H-5 Glc I), 4.04 (t, ''J''=8.0 Hz, H-2 of Glc I), 4.22 (m, H-4 of Glc I), 4.23 (m, H-4 of Glc II), 4.26 (m, H-3 of Glc I and Glc II), 4.36 (dd, ''J''=11.0, 2.0 Hz, H-6A of Glc II), 4.40 (dd, ''J''=11.0, 5.0 Hz, H-6A of Glc I), 4.54 (dd, ''J''=11.0, 5.0 Hz, H-6B of Glc II), 4.60 (dd, ''J''=11.0, 2.0 Hz, H-6B of Glc I), 4.81 (t, ''J''=9.0 Hz, H-23), 4.94 (d, ''J''=8.0 Hz, H-1 of Glc I), 4.94 (d, ''J''=8.0 Hz, H-1 of Glc I), 5.13 (d, ''J''=8.0 Hz, H of Glc II), 5.13 (d, ''J''=8.0 Hz, H-1 of Glc II), 5.51 (brd, ''J''=9.0 Hz, H-24)<br />
|-<br />
| '''<sup>13</sup>C-NMR''' (C<sub>5</sub>D<sub>5</sub>N)|| C-1) 39.4, (2) 26.7, (3) 88.7, (4) 39.7, (5) 56.4, (6) 18.4, (7) 35.2, (8) 39.8, (9) 50.6, (10) 37.1, (11) 30.1, (12) 79.8, (13) 49.7, (14) 51.2, (15) 32.5, (16) 25.5, (17) 46.9, (18) 15.5, (19) ~16.5, (20) 81.8, (21) 24.6, (22) 51.8, (23) 72.4, (24) 129.2, (25) 131.4, (26) 24.6, (27) 18.8, (28) 28.1, (29) 16.8, (30) n.a. '''Glc I''' (1) 106.9, (2) 75.8, (3) 78.8, (4) 71.8, (5) 78.3, (6) 63.1 Glc II (1) 99.3, (2) 75.3, (3) 78.9 , (4) 71.9, (5) 78.2, (6) 63.1 <br />
|}<br />
<small>T. Kikuchi et al., Chem.Pharm.Bull., 37, 1966 (1989).</small></div>
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