Liquiritin

From Metabolomics.JP
(Difference between revisions)
Jump to: navigation, search
m
 
Line 11: Line 11:
  
 
==Mass Spectral Data==
 
==Mass Spectral Data==
 +
Liquiritin fragmentation
 
{|
 
{|
 
| ''m/z'' 417 [M-H]<sup>-</sup> || {{Overrightarrow|-glucose}}
 
| ''m/z'' 417 [M-H]<sup>-</sup> || {{Overrightarrow|-glucose}}
Line 22: Line 23:
 
|-
 
|-
 
| {{Overrightarrow|retrocyclization}} || ''m/z'' 167
 
| {{Overrightarrow|retrocyclization}} || ''m/z'' 167
 +
|}
 +
|}
 +
 +
Neoliquiritin fragmentation
 +
{|
 +
| ''m/z'' 417 [M-H]<sup>-</sup> || {{Overrightarrow|-glucose}}
 +
| ''m/z'' 255  || &rarr; the same as liquiritin
 +
|-
 +
| || {{Overrightarrow|retro Diels-Alder}} || ''m/z'' 297 (<sup>1,3</sup>A<sup>-</sup>)
 +
|
 +
{|
 +
| {{Overrightarrow|-CO}} || ''m/z'' 269
 +
|-
 +
| {{Overrightarrow|-CO2}} || ''m/z'' 253
 
|}
 
|}
 
|}
 
|}

Latest revision as of 17:14, 7 January 2011



Upper classes



Liquiritin
Liquiritin.png
Structural Information
Systematic Name (2S)-2-[4-(beta-D-Glucopyranosyloxy)phenyl]-2,3-dihydro-7-hydroxy-4H-1-benzopyran-4-one
Common Name
  • Liquiritin
  • (S)-2-[4-(beta-D-Glucopyranosyloxy)phenyl]-2,3-dihydro-7-hydroxy-4H-1-benzopyran-4-one
  • Liquiritin
  • 4',7-Dihydroxyflavanone 4'-(beta-D-glucopyranoside)
  • 4',7-Dihydroxyflavanone 4'-(beta-D-glucoside)
  • 7-Hydroxyflavanone 4'-O-glucoside
  • Likviritin
  • Liquiritoside
Symbol
Formula C21H22O9
Exact Mass 418.126382302
Average Mass 418.39398
SMILES OCC(O1)C(O)C(O)C(O)C(Oc(c4)ccc(c4)C(C2)Oc(c3)c(ccc(O)3)C(=O)2)1
Physicochemical Information
Melting Point
Boiling Point
Density
Optical Rotation
Reflactive Index
Solubility
Spectral Information
Mass Spectra
UV Spectra
IR Spectra
NMR Spectra
Chromatograms




Glycyrrhizae Radix LC-MS


[edit] Mass Spectral Data

Liquiritin fragmentation

m/z 417 [M-H]- Arrow00r.png
 -glucose
m/z 255
Arrow00r.png
 retro Diels-Alder
m/z 135 (1,3A-) Arrow00r.png
 -CO2
m/z 91
Arrow00r.png
 retro Diels-Alder
m/z 119 (1,3B-)
Arrow00r.png
 retrocyclization
m/z 167

Neoliquiritin fragmentation

m/z 417 [M-H]- Arrow00r.png
 -glucose
m/z 255 → the same as liquiritin
Arrow00r.png
 retro Diels-Alder
m/z 297 (1,3A-)
Arrow00r.png
 -CO
m/z 269
Arrow00r.png
 -CO2
m/z 253
Personal tools
Namespaces

Variants
Actions
Navigation
metabolites
Toolbox