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Phenolic glycosides from Viscum angulatum
Jer-Huei Lin1, Yi-Ning Chiou, Yun-Lian Lin
1National Laboratories of Foods and Drugs, Department of Health, Taipei 115, Taiwan, Republic of China. linjerhuei@nlfd.gov.tw
Journal of Natural Products
|May 25, 2002
Summary
Three novel glycosides were identified in Viscum angulatum, expanding our knowledge of plant-derived compounds. These findings contribute to understanding the phytochemical diversity of Viscum species.
Area of Science:
- Phytochemistry
- Natural Products Chemistry
- Pharmacognosy
Background:
- Viscum angulatum is a plant species with potential medicinal properties.
- Phytochemical investigation of Viscum species can reveal novel bioactive compounds.
Purpose of the Study:
- To isolate and characterize new glycosides from Viscum angulatum.
- To expand the understanding of the chemical constituents of Viscum angulatum.
Main Methods:
- Isolation of compounds using chromatographic techniques.
- Structure elucidation employing spectral methods (NMR, MS) and chemical analysis.
Main Results:
- Three new glycosides were identified: pinocembrin 7-O-apiosyl(1-->5)apiosyl(1-->2)-beta-D-glucopyranoside (1), 2',3',4',3' '-tetramethoxy-1,3-diphenylpropane 5',4' '-di-O-beta-D-glucopyranoside (2), and rhamnocitrin 3-O-apiosyl(1-->5)apiosyl(1-->2)-[alpha-L-rhamnopyranosyl(1-->6)]-beta-D-glucopyranoside (3).
- Additionally, viscumneoside V, naringenin, and homoeriodictyol were isolated.
Conclusions:
- The study successfully identified novel glycosides from Viscum angulatum.
- The structural characterization provides valuable data for further research into the potential applications of these compounds.