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Published on: December 22, 2013
Coumarins from Coriaria nepalensis
1State Key Laboratory of Phytochemistry and Plant Resources in West China, Kunming Institute of Botany, Chinese Academy of Sciences, Kunming, 650204, Yunnan, China.
Journal of Asian Natural Products Research
|July 26, 2006
Summary
Researchers discovered two novel coumarins and seven known coumarins from Coriarianepalensis Wall. This study advances our understanding of the plant
Area of Science:
- Phytochemistry
- Natural Products Chemistry
Background:
- Coriarianepalensis Wall. is a plant species with potential medicinal properties.
- Coumarins are a diverse class of natural compounds known for various biological activities.
Purpose of the Study:
- To isolate and characterize new and known coumarin compounds from Coriarianepalensis Wall.
- To contribute to the phytochemical knowledge of this plant species.
Main Methods:
- Extraction and isolation of compounds from the leaves and stems of Coriarianepalensis Wall.
- Structure elucidation of new compounds using 1D and 2D Nuclear Magnetic Resonance (NMR) techniques.
Main Results:
- Two new coumarins, identified as 7-hydroxy-6-methoxy-3,8-bis(3-methyl-2-butenyl) coumarin (1) and 7-hydroxy-6-methoxy-3-(3-methyl-2-butenyl) coumarin (2), were isolated.
- Seven known coumarins (compounds 3-9) were also identified.
- Compounds 3, 6-9 were reported as being isolated from this plant for the first time.
Conclusions:
- The phytochemical investigation of Coriarianepalensis Wall. led to the identification of novel coumarin structures.
- This study expands the known coumarin constituents of Coriarianepalensis Wall., with several compounds being reported for the first time from this source.
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