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High-resolution Tandem Mass Spectrometry for Studying Chemical Constituents of Gynura bicolor DC
Published on: February 2, 2024
[Studies on chemical constituents from Pteris multifida].
Wen-shu Wang1, Zhi-qian Wang, Ya-wei Zhou
1College of life and environment science, Chinese university of nationalities, Beijing 100081, China.
Zhong Yao Cai = Zhongyaocai = Journal of Chinese Medicinal Materials
|December 31, 2008
Summary
This study identified seven compounds from Pteris multifida, including a sesquiterpene glycoside and six flavonoids. Apigenin, luteolin, and their derivatives were isolated for the first time from this plant.
Area of Science:
- Phytochemistry
- Natural Product Chemistry
- Pharmacognosy
Background:
- Pteris multifida is a fern species with potential medicinal properties.
- Understanding its chemical composition is crucial for exploring its bioactivity.
Purpose of the Study:
- To isolate and identify the chemical constituents of Pteris multifida.
Main Methods:
- Compounds were isolated using normal column chromatography, paper thin layer chromatography, and sephadex chromatography.
- Chemical structures were elucidated using electrospray ionization mass spectrometry (ESI-MS) and nuclear magnetic resonance (NMR) spectroscopy.
Main Results:
- Seven compounds were isolated from the methanol extract of Pteris multifida.
- These include pterosin C-3-O-beta-D-glucoside, apigenin, luteolin, apigenin-7-O-beta-D-glucoside, apigenin-7-O-beta-D-glucosyl-4'-O-alpha-L-rhamnoside, apigenin-4'-O-alpha-L-rhamnoside, and luteolin-7-O-beta-D-glucoside.
Conclusions:
- Apigenin, luteolin, apigenin-7-O-beta-D-glucosyl-4'-O-alpha-L-rhamnoside, and apigenin-4'-O-alpha-L-rhamnoside were isolated from Pteris multifida for the first time.