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Phenylpropanoid glycosides from Marrubium alysson
1Hacettepe University, Faculty of Pharmacy, Department of Pharmacognosy, Ankara, Turkey.
Phytochemistry
|October 1, 1992
Summary
Researchers isolated a new phenylpropanoid glycoside, alyssonoside, from Marrubium alysson aerial parts. Five known glycosides were also identified, expanding the phytochemical understanding of this plant species.
Area of Science:
- Phytochemistry
- Natural Product Chemistry
- Organic Chemistry
Background:
- Marrubium alysson is a plant species with potential medicinal properties.
- Phenylpropanoid glycosides are a class of natural compounds known for diverse biological activities.
Purpose of the Study:
- To isolate and characterize chemical constituents from the aerial parts of Marrubium alysson.
- To identify novel compounds and known glycosides for further phytochemical investigation.
Main Methods:
- Extraction of compounds from the aerial parts of Marrubium alysson.
- Isolation of glycosides using chromatographic techniques.
- Structure elucidation of the new compound using spectral data analysis (e.g., NMR, MS).
Main Results:
- A new phenylpropanoid glycoside, named alyssonoside, was successfully isolated.
- Five known glycosides were identified: verbascoside (acteoside), leucosceptoside A, martynoside, forsythoside B, and leucosceptoside B.
- The structure of alyssonoside was determined to be beta-(3,4-dihydroxyphenyl)ethyl-O-[alpha-L-rhamnopyranosyl-(1-->3)]-O- [beta-D-apiopyranosyl-(1-->6)]-4-O-feruloyl-beta-D-glucopyranoside.
Conclusions:
- The phytochemical investigation of Marrubium alysson yielded a novel phenylpropanoid glycoside and several known compounds.
- The findings contribute to the chemical knowledge of the Marrubium genus.
- Alyssonoside represents a new molecular entity for potential further pharmacological studies.