alpha,beta-Unsaturated ketones are aziridinated by [(arenesulphonyl)ox
y]carbamates and CaO (or Cs2CO3) or by N3CO2Et photolysis. A remote ch
iral center induced up to 74% de. Bis-unsaturated substrates showed sc
arce regioselectivity under all conditions. (C) 1998 Elsevier Science
Ltd. AII rights reserved.