Abstract
(alpha-Benzyloxycarbonyl-aminoacyl)benzotriazolides (Cbz = benzyloxycarbonyl) underwent a coupling reaction with -hydrazino acids under microwave irradiation to form hybrid hydrazino dipeptides (42-71%). Chiral acylations of -N-Cbz--hydrazino acylbenzotriazolides were successfully carried out with N-, S-, O-, and C-nucleophiles in yields of 49-88%.