Phytochemistry p. 2645 - 2649 (1990)
Update date:2022-08-02
Topics: Column chromatography Silica gel Chiral center Recrystallization Mass spectrometry (MS) Rotary evaporation Optical rotation Hydrogen bonding eluent HPLC (high-performance liquid chromatography) NMR (nuclear magnetic resonance) Aromatic ring Chiral Resolution UV-Vis Spectroscopy Dimer Enantiomeric Phenolic hydroxyl group
Nishizawa, Makoto
Tsuda, Masashi
Hayashi, Koji
Two caffeic acid tetramers were isolated from the dried root of Macrotomia euchroma, and the structures were established on the basis of spectral data and chemical conversion.These two compounds are shown to have enantiomeric 1,2-dihydro-1-(3',4'-dihydrox
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