Total Synthesis of Piperazimycin A: A Cytotoxic Cyclic Hexadepsipeptide
作者:Wenhua Li、Jiangang Gan、Dawei Ma
DOI:10.1002/anie.200904603
日期:2009.11.9
Pied piper: The first totalsynthesis of the title compound 1, a potent cytotoxic natural product has been achieved. The key elements include an efficient synthesis of the difficult‐to‐install (R,S)‐γClPip/(S,S)‐γOHPip dipeptide fragment as well as macrocyclization by an SN2 reaction of an N‐2‐chloroacetyl moiety with a carboxylate anion.
吹笛者:标题化合物1的第一次全合成,已经获得了有效的细胞毒性天然产物。关键要素包括难以安装的(R,S)-γClPip/(S,S)-γOHPip二肽片段的有效合成以及通过N -2-氯乙酰基部分与S 2的S N 2反应进行的大环化羧酸根阴离子。