Resveratrol 4'-O-β-D-(6"-O-galloyl)-glucopyranoside
Basics
Category
Stilbenes
IUPAC-name
(2S,3R,4S,5S,6R)-2-(4-((E)-3,5-dihydroxystyryl)phenoxy)-4,5-dihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-3-yl 3,4,5-trihydroxybenzoate
Formula
No formula stored
Exact mass
542.14243 g/mol
Molecular weight
No weights stored
Structure
Sources
In summary, the chemical resveratrol 4'-O-β-D-(6"-O-galloyl)-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
- L. Gao, T. Guo, X. Xu, and J. Yang, "Rapid identification and simultaneous analysis of multiple constituents from Rheum tanguticum Maxim. ex Balf. By UPLC/Q-TOF-MS.," Natural Product Research , vol. 31 , no. 13 , pp. 1529–1535 , DOI: 10.1080/14786419.2017.1280491 .
Analysis results
Analysis result 1
| Detection technique | Values | Units |
|---|---|---|
| UV/Vis |
220
300 |
nm |
| [M⁻ H]⁻ | 541.13510 | m/z |
| MS²⁻ |
125.02340
169.01280 227.06990 313.05620 |
m/z |
STD
False
TLC
False
UV/Vis detector description
UPLC-UV/Vis
Mass spectrometer description
UPLC-QTOF-ESI-MS/MS, HDMS
Organism
Rheum tanguticum
Maxim. ex Balf
wild
dried, powdered
Collection dates
2007-10
Sample note
The root samples were identified by Prof. Zhichuan Bai at the College of Horticulture and Landscape, Southwest University. Voucher specimens (No. 200712) were deposited at the Institute of Medicinal Plant Development, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, China.
Extraction solvents
methanol
Extraction mass/volume-ratio
40 mg/mL
Extraction repeats
3
Extraction time
1 h 30 min
Extraction temperature
20±5 °C
Analysis solvents
methanol
Detection note
The product ion m/z 313.0562 was attributed to the losses of stilbene and H2O units. Their fragment ion at m/z 227.0699 was attributed to the successive losses of gallate (153 Da) and glucoside (161 Da).
References
L. Gao, T. Guo, X. Xu, and J. Yang, "Rapid identification and simultaneous analysis of multiple constituents from Rheum tanguticum Maxim. ex Balf. By UPLC/Q-TOF-MS.," Natural Product Research , vol. 31 , no. 13 , pp. 1529–1535 , DOI: 10.1080/14786419.2017.1280491 .