A new pimarane-type diterpenoid,momilactone C(1),together with one known compound,momilactone A(2),was isolated from moss Pseudoleskeella papillosa by column chromatography on silica gel,Sephadex LH-20 and semi-prepar...A new pimarane-type diterpenoid,momilactone C(1),together with one known compound,momilactone A(2),was isolated from moss Pseudoleskeella papillosa by column chromatography on silica gel,Sephadex LH-20 and semi-preparative HPLC.Their structures were established on the basis of HR-ESI-MS,ID and 2D NMR spectroscopic methods.Allelopathic test showed that the two diterpenoids inhibited germination of the Arabidopsis thaliana seeds.展开更多
基金Financial supports from the National Natural Science Foun-dation of China(nos.30730109 and 30925038)are gratefully acknowledged.
文摘A new pimarane-type diterpenoid,momilactone C(1),together with one known compound,momilactone A(2),was isolated from moss Pseudoleskeella papillosa by column chromatography on silica gel,Sephadex LH-20 and semi-preparative HPLC.Their structures were established on the basis of HR-ESI-MS,ID and 2D NMR spectroscopic methods.Allelopathic test showed that the two diterpenoids inhibited germination of the Arabidopsis thaliana seeds.
