作者:Mariko Kitajima、Yasuka Yamaguchi、Tomomi Yanagisawa、Noriyuki Kogure、Jun Ogata、Ruri Kikura-Hanajiri、Hiromitsu Takayama
DOI:10.1016/j.tet.2019.05.045
日期:2019.7
Six new biphenyl quinolizidine lactone alkaloids: 14α-hydroxydecodine (1), 14β-hydroxydecodine (2), 4″-O-demethylheimidine (3), 4″-O-demethyl-9β-hydroxyvertine (4), 4″-O-demethylvertine N-oxide (5), and 4″-O-demethyl-9β-hydroxyvertine N-oxide (6) were isolated from so-called “sinicuichi” (origin: Heimia salicifolia) together with 18 known alkaloids. Their structures were determined by spectroscopic
六个新的联苯喹诺内酯生物碱:14α-hydroxydecodine(1),14β-hydroxydecodine(2),4“ - Ö -demethylheimidine(3),4” - ö -demethyl-9β-hydroxyvertine(4),4“ - ö - demethylvertine ñ氧化物(5 - ),和4“ ö -demethyl-9β-hydroxyvertine ñ氧化物(6:sinicuichi“(来源)从所谓的分离的” Heimia柳叶18种已知的生物碱在一起)。它们的结构通过光谱分析和化学转化来确定。