A new alpha-pyrone derivative, epimedokoreanone A was isolated from the aerial parts of Epimedium koreanum Nakai. Its structure was determined by spectroscopic methods (IR, MS, H-1 NMR, C-13 NMR, DEPT, H-1-C-13 COSY a...A new alpha-pyrone derivative, epimedokoreanone A was isolated from the aerial parts of Epimedium koreanum Nakai. Its structure was determined by spectroscopic methods (IR, MS, H-1 NMR, C-13 NMR, DEPT, H-1-C-13 COSY and H-1-C-13 long range COSY)展开更多
文摘A new alpha-pyrone derivative, epimedokoreanone A was isolated from the aerial parts of Epimedium koreanum Nakai. Its structure was determined by spectroscopic methods (IR, MS, H-1 NMR, C-13 NMR, DEPT, H-1-C-13 COSY and H-1-C-13 long range COSY)
