Related Experiment Videos
Two flavonoid glycosides from Chenopodium murale.
A A Gohar1, G T Maatooq, M Niwa
1Department of Pharmacognosy, Faculty of Pharmacy, Mansoura University, Egypt.
Phytochemistry
|February 19, 2000
Summary
Researchers identified two novel triglycosides and one known diglycoside from Chenopodium murale. These compounds, kaempferol derivatives, were characterized using spectroscopic methods.
Area of Science:
- Phytochemistry
- Natural Product Chemistry
Background:
- Chenopodium murale is a plant species known for its potential bioactive compounds.
- Flavonoid glycosides are a class of natural products with diverse biological activities.
Purpose of the Study:
- To isolate and characterize novel flavonoid glycosides from Chenopodium murale.
- To identify new chemical entities from medicinal plants for further research.
Main Methods:
- Methanol extraction of Chenopodium murale plant material.
- Isolation of compounds using chromatographic techniques.
- Structure elucidation of isolated compounds via spectroscopic methods (e.g., NMR, MS).
Main Results:
- Two new triglycosides, kaempferol-3-O-[(4-beta-D-apiofuranosyl)-alpha-L-rhamnopyranoside]-7-O-alpha-L-rhamnopyranoside and kaempferol-3-O-[(4-beta-D-xylopyranosyl)-alpha-L-rhamnopyranoside]-7-O-alpha-L-rhamnopyranoside, were isolated.
- A known diglycoside, kaempferol-3-O-beta-D-glucopyranoside-7-O-alpha-L-rhamnopyranoside, was also identified.
- The structures were confirmed using comprehensive spectroscopic analyses.
Conclusions:
- The study successfully identified and characterized three kaempferol glycosides from Chenopodium murale.
- The findings contribute to the phytochemical knowledge of Chenopodium murale and provide new compounds for further investigation.