Chemical fact sheet: Isoetin 7-O-β-D-glucopyranosyl-2'-O-β-D-xylopyranoside

Isoetin 7-O-β-D-glucopyranosyl-2'-O-β-D-xylopyranoside

Basics

Category
Flavone and flavonol derivatives
IUPAC-name
2-(2,4-dihydroxy-5-(((2R,3S,4R,5S)-3,4,5-trihydroxytetrahydro-2H-pyran-2-yl)oxy)phenyl)-5-hydroxy-7-(((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)-4H-chromen-4-one
Formula
No formula stored
Exact mass
596.13773 g/mol
Molecular weight
No weights stored
Structure
Chemical structure of isoetin 7-O-β-D-glucopyranosyl-2'-O-β-D-xylopyranoside
Figure 1.1: Chemical structure of isoetin 7-O-β-D-glucopyranosyl-2'-O-β-D-xylopyranoside

Sources

In summary, the chemical isoetin 7-O-β-D-glucopyranosyl-2'-O-β-D-xylopyranoside has been analyzed from following sources:

Taraxacum mongolicum  Hand.-Mazz.
1st

Note that an analysis result in the database may indicate either presence or lack thereof of a chemical in an analyzed sample.

References

  1. S. Shi, Y. Zhao, H. Zhou, Y. Zhang, X. Jiang, and K. Huang, "Identification of antioxidants from Taraxacum mongolicum by high-performance liquid chromatography–diode array detection–radical scavenging detection–electrospray ionization mass spectrometry and nuclear magnetic resonance experiments.," Journal of Chromatography A , vol. 1209 , pp. 145–152 , DOI: 10.1016/j.chroma.2008.09.004 .

Analysis results

Analysis result 1

Detection technique Values Units
UV/Vis 258
357 		nm
[M⁻ H]⁻ 595 m/z
STD
False
TLC
False
UV/Vis detector description
HPLC-DAD, diode array detector
Mass spectrometer description
HPLC-ESI-MS, HPLC-DAD-ESI-MS
Organism
Taraxacum mongolicum  Hand.-Mazz.
wild
ground, dried
Sample note
The aerial part of Taraxacum mongolicum Hand.-Mazz. was identified by Prof. Liurong Chen. The voucher specimen (TM20041-02) was deposited in Department of Traditional Chinese Medicine and Natural Drug Research, College of Pharmaceutical Sciences, Zheijiang University.
Drying methods
air-dried
Drying temperature
50 °C
Extraction solvents
methanol
Extraction mass/volume-ratio
100 mg/mL
Extraction repeats
3
Extraction time
4 h 30 min
Extract drying method
concentration under reduced pressure
Extract drying temperature
45 °C
Dried extract storage temperature
4 °C
Analysis solvents
MeOH
References

S. Shi, Y. Zhao, H. Zhou, Y. Zhang, X. Jiang, and K. Huang, "Identification of antioxidants from Taraxacum mongolicum by high-performance liquid chromatography–diode array detection–radical scavenging detection–electrospray ionization mass spectrometry and nuclear magnetic resonance experiments.," Journal of Chromatography A , vol. 1209 , pp. 145–152 , DOI: 10.1016/j.chroma.2008.09.004 .