摘要
A new lignan ligballinone 1 with the know ligbaUinol 2 were isolated from plant Gynostemma pentaphyllum. Their structures were determined through spectroscopic methods including ESI-MS, 1D and 2D NMR （^1H, ^13C, DEPT, ^1H-^1H COSY, HMQC, HMBC） and X-ray diffraction experiment for 2.
A new lignan ligballinone 1 with the know ligbaUinol 2 were isolated from plant Gynostemma pentaphyllum. Their structures were determined through spectroscopic methods including ESI-MS, 1D and 2D NMR （^1H, ^13C, DEPT, ^1H-^1H COSY, HMQC, HMBC） and X-ray diffraction experiment for 2.
基金
supported by Shanxi Scholarship Council of China.
