Synthesis of optically active amino azapenams by the photolytic reaction of chromium aminocarbene complexes with N-protected imidazolines
作者:Baptiste Ronan、Louis S. Hegedus
DOI:10.1016/s0040-4020(01)87268-9
日期:1993.1
Photolysis of opticallyactive aminocarbene chromiumcomplexes with N-protected imidazolines produced α-amino-N-protected azapenams in good yield and with high diastereoselectivity. Removal of the protecting group resulted in cleaving of the β-lactam to give N-acylimidazolines.