The Reaction of 4-Phenyl-2-azetidinone with Aldehydes
The title compound 1 reacts with aliphatic aldehydes to yield N-(1-hydroxyalkyl) derivatives 5, which can be dehydrated to N-vinyl-β-lactams 6.The reaction of 1 with aromatic aldehydes gives amidols 9, from which the derivatives 10 are obtained by acylation.