Anionic [3,3]-sigmatropic rearrangement of N-phenyl-O-acylhydroxylamines to o-aminophenylcetic acids.
作者:Yasuyuki Endo、Shoji Hizatate、Koichi Shudo
DOI:10.1016/0040-4039(91)85091-i
日期:1991.6
N-Phenyl-O-acylhydroxylamines rearrange under basic conditions to afford o-aminophenylacetic acids. The rearrangement can be rationalized in terms of [3,3]-sigmatropic shifts of an enolized N-phenyl-O-acylhydroxyl-amine.
N-苯基-O-酰基羟胺在碱性条件下重排,得到邻氨基苯乙酸。可以根据烯醇化的N-苯基-O-酰基羟基胺的[3,3]-σ位移合理化重排。