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Three flavone glycosides from Gelonium multiflorum
1Indian Institute of Chemical Biology, Calcutta, India.
Phytochemistry
|May 1, 1993
Summary
Two new flavone diglycosides were identified in Gelonium multiflorum seeds. These compounds, along with a known glycoside, expand our understanding of plant-derived flavonoids and their potential applications.
Area of Science:
- Phytochemistry
- Natural Product Chemistry
Background:
- Gelonium multiflorum is a plant species known to contain various bioactive compounds.
- Flavonoids and their glycosides are a significant class of natural products with diverse biological activities.
Purpose of the Study:
- To isolate and elucidate the structures of new compounds from Gelonium multiflorum seeds.
- To characterize the chemical constituents of Gelonium multiflorum, focusing on flavonoid glycosides.
Main Methods:
- Isolation of compounds using chromatographic techniques.
- Structure elucidation employing spectroscopic methods (e.g., NMR, Mass Spectrometry).
Main Results:
- Two novel flavone diglycosides were isolated and characterized.
- The known glycoside 7,4'-O-dimethylscuttelarein 6-O-beta-D-glucopyranoside was also identified.
- The structures of the new compounds were determined as 7,4'-O-dimethylscuttelarein 6-O-alpha-L-rhamnopyranosyl(1-->2)-beta-D-glucopyranoside and 6-O-beta-D-xylopyranosyl(1-->2)-beta-D-glucopyranoside.
Conclusions:
- The study successfully identified new flavone diglycosides from Gelonium multiflorum.
- These findings contribute to the phytochemical knowledge of the Gelonium genus.
- The isolated compounds represent potential leads for further pharmacological investigation.