The present invention provides a short, convergent total synthesis of camptothecin and related compounds which consists of a novel 4+1 radical annulation. The present invention also provides novel chemical intermediates for such 4+1 radical annulations.
本发明提供了一种
喜树碱及相关化合物的简短、趋同的全合成方法,该方法包括一种新型的 4+1 自由基环化反应。本发明还提供了用于此类 4+1 自由基环化的新型
化学中间体。