1073529-46-0Relevant articles and documents
Enantioselective nucleophilic catalysis: The synthesis of aza-β-lactams through [2+2] cycloadditions of ketenes with azo compounds
Berlin, Jacob M.,Fu, Gregory C.
supporting information; experimental part, p. 7048 - 7050 (2009/04/07)
(Chemical Equation Presented) Get ready for take off: A planar-chiral derivative of 4-pyrrolidinopyridine (1) mediates the title transformation (see scheme) in a convergent manner with good enantioselectivity, thus giving the first catalytic asymmetric synthesis of aza-β-lactams.