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[Preparative separation of alkaloids from Cortex Phellodendri by high speed countercurrent chromatography]
Li-Ming Yuan1, Ping Wu, Tao Xia
1College of Chemistry and Chemical Engineering, Yunnan Normal University, Kunming 650092, China. yuanlm@public.km.yn.cn
Se Pu = Chinese Journal of Chromatography
|January 25, 2003
Summary
High-speed countercurrent chromatography effectively separated alkaloids from Cortex Phellodendri using a specific solvent system. Berberine was successfully identified among the isolated alkaloid components.
Area of Science:
- Phytochemistry
- Chromatographic Techniques
Context:
- Cortex Phellodendri is a traditional Chinese medicine known for its rich alkaloid content.
- Efficient separation of bioactive compounds is crucial for pharmaceutical research and development.
Purpose:
- To apply high-speed countercurrent chromatography (HSCC) for the separation of alkaloids from Cortex Phellodendri.
- To identify specific alkaloid components, including berberine, from the extract.
Summary:
- HSCC was successfully employed using a two-phase solvent system: chloroform-methanol-0.5 mol/L hydrochloric acid (2:1:1, v/v).
- This method yielded several alkaloid components from the plant extract.
- Berberine was confirmed as one of the separated compounds via thin-layer chromatography (TLC).
Impact:
- Demonstrates the efficacy of HSCC as a preparative separation technique for complex plant matrices.
- Facilitates the isolation and identification of valuable phytochemicals for further study.
- Provides a foundation for the quality control and standardization of Cortex Phellodendri extracts.