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Published on: August 16, 2018
Triterpenoid Saponins from Caltha palustris
P Bhandari1, A I Gray, R P Rastogi
1Department of Pharmacognosy, School of Pharmacy, Trinity College Dublin, 18 Shrewsbury Road, Dublin 4, Ireland.
Planta Medica
|February 1, 1987
Summary
Three triterpenoid saponins were isolated from Caltha palustris (Ranunculaceae). Their structures were elucidated using spectroscopic analysis of their acetate derivatives, contributing to phytochemical knowledge.
Area of Science:
- Phytochemistry
- Natural Product Chemistry
Background:
- Caltha palustris (Ranunculaceae) is a plant species with potential medicinal properties.
- Triterpenoid saponins are a class of natural compounds known for diverse biological activities.
Purpose of the Study:
- To isolate and characterize triterpenoid saponins from Caltha palustris.
- To elucidate the chemical structures of the isolated compounds.
Main Methods:
- Isolation of compounds using chromatographic techniques.
- Structure determination via spectroscopic analysis (e.g., NMR, MS) of acetate derivatives.
Main Results:
- Three triterpenoid saponins were successfully isolated.
- The structures were identified as hederagenin-3- O-alpha- L-arabinopyranoside, oleanolic acid-3- O-alpha- L-rhamnopyranosyl-(1-->2)-alpha- L-arabinopyranoside, and hederagenin-3- O-alpha- L-rhamnopyranosyl-(1-->2)-alpha- L-arabinopyranoside.
Conclusions:
- The study successfully identified novel triterpenoid saponins in Caltha palustris.
- These findings expand the understanding of the phytochemical profile of this plant species.
