A new triterpenoid saponin, bacopaside IX, was isolated from the whole plant of Bacopa monniera （L.） Wettst. and its structure was elucidated as 3-O-{β-d-glucopyranosyl（1 → 4）[α-1-arabinofuranosyl-（1 → 2）]-...A new triterpenoid saponin, bacopaside IX, was isolated from the whole plant of Bacopa monniera （L.） Wettst. and its structure was elucidated as 3-O-{β-d-glucopyranosyl（1 → 4）[α-1-arabinofuranosyl-（1 → 2）]-β-d-glucop-yranosyl}-20-O-α-1-arabinopyranosyljujubogenin by spectroscopic methods and some chemical transformations.展开更多
基金supported by the National Natural Science Foundation of China(No.20002024)partially by the Science and Technology Developing Foundation of Shanghai(No.03QMH1414,00DZ19842,04DZ19856,04DZ19857,05DZ19733,06DZ19717,and 06DZ19005)Program for Changjiang Scholars and Innovative Research Team in University(PCSIRT).
文摘A new triterpenoid saponin, bacopaside IX, was isolated from the whole plant of Bacopa monniera （L.） Wettst. and its structure was elucidated as 3-O-{β-d-glucopyranosyl（1 → 4）[α-1-arabinofuranosyl-（1 → 2）]-β-d-glucop-yranosyl}-20-O-α-1-arabinopyranosyljujubogenin by spectroscopic methods and some chemical transformations.
