A new synthesis of α-amino acids. Amidoalkylation of active methylene compounds with glyoxylic acid derivatives
作者:Dov Ben-Ishai、Zipora Berler、Janina Altman
DOI:10.1039/c39750000905
日期:——
The synthesis of N-acyl derivatives of α-amino-γ-keto acids (3,4) by the amidoalkylation of 1,3-dicarbonyl compounds (1) with glyoxylic acid-amide adducts (2) is described; the γ-ketoacids (4) were further converted to the corresponding butenolide (5) or α-acylaminobutyrolactone (6).
描述了通过1,3-二羰基化合物(1)与
乙醛酸-酰胺加合物(2)的酰胺烷基化来合成α-
氨基-γ-
酮酸(3,4)的N-酰基衍
生物;将γ-
酮酸(4)进一步转化为相应的
丁烯内酯(5)或α-酰基
氨基丁内酯(6)。