Mono- and dicondensed triterpene enaminones were prepared by reaction of oleanane- and lupane-type 2hydroxymethylene derivatives with aliphatic and aromatic diamines in the presence of catalytic amounts of HOAc.
在催化量 HOAc 的存在下,通过齐墩果烷和
羽扇豆型 2hydroxymethylene 衍
生物与脂肪族和芳香族二胺的反应,制备了单缩合和二缩合三
萜烯酮。