Base-Promoted C→N Acyl Rearrangement: An Unconventional Approach to α-Amino Acid Derivatives
作者:Iratxe Ugarriza、Uxue Uria、Luisa Carrillo、Jose L. Vicario、Efraim Reyes
DOI:10.1002/chem.201402514
日期:2014.9.8
N‐alkyl aminomalonates undergo a fast and selective intramolecular C→N acylrearrangement reaction in the presence of a strong base, leading to N‐protected glycinates in excellent yield. Moreover, the fact that the reaction proceeds through a nucleophilic enolate intermediate has been used for implementing a tandem rearrangement/alkylation sequence that has been applied to the preparation of synthetically