【摘要】 从土槿皮(Pseudolarix kaempferi,Gord.)中分到两个三萜成分,经化学和光谱方法证明,其一为具有羊毛甾烷母核的新三萜——3-氧代-羊毛甾-7,23,25-三烯-23,26-环氧-27-羧酸,命名为金钱松呋喃酸(1)。另一个为白桦脂酸(2)。此外,还分到β-谷甾醇和β-谷甾醇-β-D-葡葡糖苷。更多还原

【Abstract】 A new lanostane-type tritepene, pseudolarifuroic acid (3-oxo-lanosta-7, 23, 25-trien-23, 26-epoxy-27-oic acid)was isolated from Tu-Jin-Pi(the root bark of Pseuolarix kaempferi) β-D-gluooside were also isolated.更多还原