View source for Licoricesaponin C2

{{Hierarchy|{{PAGENAME}}}}

{{Metabolite
|SysName=(3beta,20beta)-20-Carboxy-30-noroleana-11,13(18)-dien-3-yl 2-O-beta-D-glucopyranuronosyl-beta-D-glucopyranosiduronic acid
|Common Name=&&Licoricesaponin C2&&Saponin C2 from licorice&&30-Noroleanane beta-D-glucopyranosiduronic acid deriv.&&
|CAS=118525-49-8
|KNApSAcK=
}}


==NMR Data==
[[Image:Licoricesaponin c2 ester hnmr.PNG|thumb|600px|none|<sup>1</sup>H-NMR Licoricesaponin C2 Methyl ester / pyridine-<i>d</i><sub>5</sub>]]


[[Image:Licoricesaponin c2 ester cnmr.PNG|thumb|600px|none|<sup>13</sup>C-NMR Licoricesaponin C2 Methyl ester / pyridine-<i>d</i><sub>5</sub>]]



==Spectroscopic Data==

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

'''Free acid'''
|-
| '''M.P.''' || 249 - 251 °C                                               
|- 
| '''IR''' (KBr)|| 3400 (OH), 1710 (COOH), 1640 cm<sup>-1</sup>
|}
{| class="wikitable" style="width:80%"
'''Trimethyl ester'''
|-
| '''M.P.''' || 174 - 176 °C 
|- 
| '''<sup>13</sup>C-NMR''' (C<sub>5</sub>D<sub>5</sub>N, 22.5MHz)|| C-3) 89.5, (11) 125.5, (12) 126.7, (13) 135.8, (14) 135.8, (18) 39.9, (22) 178.4 '''GlcUA I''' (1) 104.8, (2) 84.3, (3) 76.5, (4) 72.4, (5) 77.2, (6) 169.8 '''GlcUA II''' (1)106.6, (2) 76.5, (3) 77.4, (4) 72.7, (5) 77.2, (6) 170.1  
|}
<small>M. Yoshikawa et al., Chem.Pharm.Bull., 36, 3710 (1988).</small>