route to these unique azacycles (see example). The utility of the benzindolizinone products was demonstrated by the application of this method to the total synthesis of the Erythrina alkaloids 3‐demethoxyerythratidinone and cocculidine.
将“苯”放入
吲哚嗪酮中:苯并[ g ]
吲哚嗪酮和苯并[ e ]
吲哚嗪酮的环异构化方法为这些独特的氮杂环提供了第一条通用路线(参见示例)。通过将这种方法应用于刺桐
生物碱 3-脱甲氧基赤霉啶酮和球虫碱的全合成,证明了苯并
吲哚嗪酮产品的实用性。