Towards Simplifying the Chemistry of<i>N</i>-Acyliminium Ions: A One-Pot Protocol for the Preparation of 5-Acetoxy Pyrrolidin-2-ones and 2-Acetoxy<i>N</i>-Alkoxycarbonyl Pyrrolidines from Imides
作者:Vincent Dalla、Fridrich Szemes Jr.、Anthony Fousse、Raja Ben Othman、Till Bousquet、Mohamed Othman
DOI:10.1055/s-2006-926318
日期:——
A new one-step protocol for the synthesis of acetoxy lactams starting from imides has been developed. This method involves regiospecific reduction of the imide with LiEt 3 BH, then capture of the transient lithium alkoxide by acetic anhydride.