New Synthesis of Optically Pure α-Branched Aliphatic Carboxylic Acids from Amidines
作者:Emanuela Erba、Flavio Cassani、Giuseppe Celentano、Donato Pocar
DOI:10.1055/s-2004-822335
日期:——
A range of amidines containing amino acid function was easily prepared in good yields from simple starting materials. Starting from L- or D- proline and linear symmetric ketones, optically pure amidines were prepared. Hydrolysis of these amidines afforded optically pure branched aliphatic carboxylic acids.
一系列含有氨基酸官能团的脒很容易从简单的起始原料以良好的收率制备。从 L-或 D-脯氨酸和线性对称酮开始,制备光学纯脒。这些脒的水解得到光学纯的支链脂肪族羧酸。