Studies on Chemical Constituents of Panax ginseng

Objective:To study the chemical constituents of Panax ginseng.Method :The compounds were separated and purified by HPLC and their structures were conformed by TLC and NMR.Result:The structures of eight compounds were conformed,they were 20(S)-protopanaxadiol(1),ginsenoside-Rc(2),20(S)-ginsenoside-Rg2(3),20(S)-ginsenoside-Rg3(4),20(S)-ginseno side-Rh1(5),ginsenoside-Rb3(6),20(S)-protopanaxatriol(7),ginsenoside-Rf(8).Conclusion:Compound 1,compound 7 and compound 8 were the first found in P.ginseng.This research provided theoretical evidences for the far-reaching use of P.ginseng.