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Published on: August 14, 2019
Methoxylated flavonols and flavanones from Eupatorium odoratum.
1Department of Pharmacy, University of Nigeria, Nsukka, Nigeria.
Planta Medica
|August 1, 1981
Summary
This study isolated four methoxylated flavonoids from Eupatorium odoratum, a Nigerian plant. The findings contribute to understanding the flavonoid profiles in Eupatorium species.
Area of Science:
- Phytochemistry
- Natural Products Chemistry
- Ethnobotany
Background:
- Eupatorium species are known for their diverse phytochemical constituents.
- Flavonoids, a class of plant secondary metabolites, exhibit a wide range of biological activities.
- Understanding the chemical composition of medicinal plants is crucial for drug discovery.
Purpose of the Study:
- To isolate and identify methoxylated flavonoids from Eupatorium odoratum growing in Nigeria.
- To contribute to the knowledge of the flavonoid pattern in the Eupatorium genus.
Main Methods:
- Extraction of plant material using NaOH-soluble fraction and C6H6 solvent.
- Isolation and identification of compounds using standard phytochemical techniques.
- Spectroscopic analysis for structural elucidation.
Main Results:
- Four known methoxylated flavonols and flavanones were successfully isolated and identified.
- The identified compounds include isosakuranetin, kaempferide, sakuranetin, and tamarixetin.
- The flavonoid profile of Eupatorium odoratum was characterized.
Conclusions:
- Eupatorium odoratum from Nigeria contains significant methoxylated flavonoids.
- The identified compounds add to the chemotaxonomic understanding of Eupatorium species.
- Further research can explore the potential biological activities of these isolated flavonoids.