Enantiocontrolled syntheses of the Cuparene sesquiterpenes, (−)-herbertene, (+)-cuparenone, (−)-debromoaplysin, and (−)-aplysin, have been achieved starting from the optically active tricyclic dienone by employing a Fischer indolization reaction under non-acidic conditions as the key step.
戊烯倍半萜烯,(-)-香bert烯,(+)-cuparenone,(-)-十apaplysin和(-)-aplysin的对映体控制合成是通过在不存在非条件下采用Fischer
吲哚化反应从旋光性
三环二烯酮开始实现的-酸性条件为关键步骤。