A New Route for the Synthesis of Entecavir

作者:Wang Shan chun; Zhang Xi quan; Gu Hong mei; Zhu Xue yan; Guo Ya jun
来源:Organic Preparations and Procedures International, 2017, 49(6): 568-574.
DOI:10.1080/00304948.2017.1384284

摘要

A new economical synthetic route of entecavir was presented, involving the preparation of the key intermediate 6. The synthesis of 6 was conveniently achieved in good overall yield by a modified Mitsunobu reaction.