Synthetic Studies on α,α-Disubstituted Amino Acids Employing (2S,4R)-4-Hydroxyproline as the Chiral Pool: Preparation of Methyl O-Benzyl-2-(α-cyanomethyl)-D-tyrosinate and Dimethyl 2-(4-hydroxybenzyl)-L-aspartate
作者:Toshio Honda、Chihiro Hisa、Noriko Kojima、Naoshi Yamamoto、Ryohei Nagahara
DOI:10.3987/com-12-s(n)9
日期:——
Methyl O-benzyl-2-(alpha-cyanomethyl)-D-tyrosinate and dimethyl 2-(4-hydroxybenzyl)-L-aspartate were synthesized starting from (2S,4R)-4-hydroxyproline via Beckmann fragmentation of the corresponding oxime tosylate.