Objective To study the chemical constituents of Swertia cincta. Methods Preparative liquid chromatography was employed. The structures of the compounds were elucidated by spectroscopic analysis. isolated from S. cinct...Objective To study the chemical constituents of Swertia cincta. Methods Preparative liquid chromatography was employed. The structures of the compounds were elucidated by spectroscopic analysis. isolated from S. cincta and identified as Results Three secoiridoid glycosides were 8-methoxyl-eustomorusside (1), secoiridoids eustomorusside (2), and eustomoside (3). Conclusion Compound 1 is a new secoiridoid glycoside. Compounds 2 and 3 are isolated from this plant for the first time.展开更多
基金NSFC(NO.21262048)Youth Foundation of Lincang Teachers’College(LCSZL201204)
文摘Objective To study the chemical constituents of Swertia cincta. Methods Preparative liquid chromatography was employed. The structures of the compounds were elucidated by spectroscopic analysis. isolated from S. cincta and identified as Results Three secoiridoid glycosides were 8-methoxyl-eustomorusside (1), secoiridoids eustomorusside (2), and eustomoside (3). Conclusion Compound 1 is a new secoiridoid glycoside. Compounds 2 and 3 are isolated from this plant for the first time.