Preparative separation of gambogic acid and its C-2 epimer using recycling high-speed counter-current chromatography

Keyphrases

• 13C NMR Spectra 33%
• 1H nuclear Magnetic Resonance (1H NMR) 33%
• 1H-13C 33%
• Chemical Structure 33%
• Chromatographic System 33%
• Column-switching 33%
• Countercurrent 33%
• Countercurrent Chromatography 100%
• Epimer 100%
• Gambogic Acid 100%
• Garcinia Hanburyi 33%
• Methanol-water Mixture 33%
• N-hexane 33%
• Preparative Separation 100%
• Switching Valve 33%
• Two-phase Solvents 33%

Chemistry

• 13C NMR Spectrum 50%
• 1H NMR Spectroscopy 50%
• Countercurrent Chromatography 100%
• Epimer 100%
• Hexane 50%
• High Performance Liquid Chromatography 50%
• Methanol 50%