Two new alkaloids namely tuberostemoninal and tuberostemoamide as minor components were isolated from the roots of Stemona tubeross.Their structures were determined by various 2D NMR and other spectra and finally conf...Two new alkaloids namely tuberostemoninal and tuberostemoamide as minor components were isolated from the roots of Stemona tubeross.Their structures were determined by various 2D NMR and other spectra and finally confirmed by X-ray analysis.展开更多
文摘Two new alkaloids namely tuberostemoninal and tuberostemoamide as minor components were isolated from the roots of Stemona tubeross.Their structures were determined by various 2D NMR and other spectra and finally confirmed by X-ray analysis.
