Pregnane glycoside P57, the appetite suppressant component from Hoodia, was synthesized expeditiously, featuring preparation of the aglycone Hoodigogenin A from digoxin and assembly of the deoxytrisaccharide with glycosyl o-alkynylbenzoates as donors.
孕烷糖苷P57,一种来自Hoodia的食欲抑制成分,被迅速合成,其特点是从
地高辛制备了苷元Hoodigogenin A,并通过糖基O-炔基
苯甲酸酯作为供体来组装脱氧三糖。