Phytochemical and chemotaxonomic studies on Libanotis laoshanensis W. Zhou et Q. X. Liu

Sixteen compounds, including one polyacetylene (1), twelve coumarins (2–7, 9–14), one sterol (8), as well as two sugar derivatives (15, 16), were obtained from Libanotis laoshanensis by modern phytochemical isolation methods such as column chromatography and preparative TLC. Their structures were identified by spectroscopic methods and in comparison with the published data in the references. All the compounds were reported from L.laoshanensis...