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Two new flavonoids from Erythrina eriotriocha
A E Nkengfack1, D R Sanson, M S Tempesta
1Department of Chemistry, University of Missouri, Columbia 65211.
Journal of Natural Products
|March 1, 1989
Summary
Two novel flavonoids, 3'-prenylnaringenin and 2'-hydroxy-5'-methoxybiochanin A, were identified from the stem bark of Erythrina eriotriocha. These compounds add to the known phytochemicals isolated from this plant species.
Area of Science:
- Phytochemistry
- Natural Products Chemistry
- Organic Chemistry
Background:
- The stem bark of Erythrina eriotriocha is a source of bioactive compounds.
- Previous research has identified compounds like erythinasinate and abyssinone V from this plant.
Purpose of the Study:
- To isolate and characterize new flavonoid compounds from the stem bark of Erythrina eriotriocha.
- To expand the knowledge of the chemical constituents of Erythrina eriotriocha.
Main Methods:
- Extraction of compounds from the stem bark using chloroform.
- Purification and characterization of isolated compounds using spectroscopic techniques.
Main Results:
- Two new flavonoids, 3 -prenylnaringenin and 2 -hydroxy-5 -methoxybiochanin A, were successfully isolated and identified.
- The known compounds erythinasinate and abyssinone V were also found in the extract.
Conclusions:
- The study successfully identified two novel flavonoids from Erythrina eriotriocha stem bark.
- The findings contribute to the phytochemical understanding of the Erythrina genus.