Kaempferol 3-O-β-glucopyranoside
Basics
Category
Flavone and flavonol derivatives
IUPAC-name
5,7-dihydroxy-2-(4-hydroxyphenyl)-3-(((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
448.10056 g/mol
Molecular weight
448.40000 g/mol
Structure
Sources
In summary, the chemical kaempferol 3-O-β-glucopyranoside has been analyzed from following sources:
Note that an analysis result in the database may indicate either presence or lack thereof of a chemical in an analyzed sample.
References
- H. Kimura, S. Tokuyama, T. Ishihara, S. Ogawa, and K. Yokota, "Identification of new flavonol O-glycosides from indigo (Polygonum tinctorium Lour) leaves and their inhibitory activity against 3-hydroxy-3-methylglutaryl-CoA reductase.," Journal of Pharmaceutical and Biomedical Analysis , vol. 108 , pp. 102–112 , DOI: 10.1016/j.jpba.2015.02.005 .
Analysis results
Analysis result 1
| Detection technique | Values | Units |
|---|---|---|
| [M⁻ H]⁻ | 447.08000 | m/z |
| MS²⁻ | 285.04000 | m/z |
STD
True
TLC
False
UV/Vis detector description
UV/Vis, UPLC-PDA
Mass spectrometer description
UPLC-ESI-TOF/MS
Organism
Polygonum tinctorium
cultivated
fresh, cut, cut into 5-mm squares
Sample note
The plants were cultivated from the seeds in a field of Sakaiminato, Tottori in Japan. The voucher specimen (No. 14001) has been deposited in the Department of Research and Development, Kotobuki Seika, Japan.
Extraction solvents
80 % methanol
Extraction mass/volume-ratio
20.9 mg/mL
Extraction repeats
1
Extraction time
2 h
Extraction temperature
70 °C
Extract drying method
evaporation to dryness
Extract drying temperature
40 °C
Analysis solvents
100 % MeOH
References
H. Kimura, S. Tokuyama, T. Ishihara, S. Ogawa, and K. Yokota, "Identification of new flavonol O-glycosides from indigo (Polygonum tinctorium Lour) leaves and their inhibitory activity against 3-hydroxy-3-methylglutaryl-CoA reductase.," Journal of Pharmaceutical and Biomedical Analysis , vol. 108 , pp. 102–112 , DOI: 10.1016/j.jpba.2015.02.005 .