Expeditious Access to Unprotected Racemic Pyroglutamic Acids
作者:Jerry Isaacson、Cynthia B. Gilley、Yoshihisa Kobayashi
DOI:10.1021/jo0700225
日期:2007.5.1
A series of biologically intriguing pyroglutamicacids were synthesized in racemic form by employing indole−isonitrile and ammonium acetate in the Ugi 4-center-3-component reaction of γ-ketoacids.