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A new compound from Geum rivale L.
Dong-Sheng Ming1, Ren-Wang Jiang, Paul Pui-Hay But
1Department of Botany, University of British Columbia, Vancouver, Canada.
Journal of Asian Natural Products Research
|July 18, 2002
Summary
Researchers isolated a new compound, 1-O-methyl-6-O-caffeoyl-beta-D-glucopyranose, from G. rivale. The study also identified five known compounds using spectral and chemical analyses.
Area of Science:
- Phytochemistry
- Natural Product Chemistry
- Plant Sciences
Background:
- G. rivale is a plant species with potential for novel compound discovery.
- Understanding the chemical constituents of G. rivale can contribute to ethnobotanical and pharmacological research.
Purpose of the Study:
- To isolate and identify chemical compounds from the aerial parts of G. rivale.
- To characterize a newly discovered compound and known related natural products.
Main Methods:
- Extraction of compounds from the aerial parts of G. rivale.
- Structure elucidation using advanced spectral methods (e.g., NMR, MS).
- Confirmation of structures through chemical reactions.
Main Results:
- Isolation and identification of 1-O-methyl-6-O-caffeoyl-beta-D-glucopyranose as a novel compound.
- Identification of five known compounds: cecropiacic acid, niga-ichgoside, gallic acid, 1-o-protocatechuoylglucose, and sucrose.
- Comprehensive structural characterization of all isolated compounds.
Conclusions:
- The aerial parts of G. rivale are a source of diverse phytochemicals, including a new caffeoyl glucopyranose derivative.
- The identified compounds contribute to the phytochemical knowledge base of the G. rivale species.
- Elucidation of these compounds provides a foundation for further investigation into their biological activities.