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Beilstein J. Org. Chem. 2017, 13, 1823–1827, doi:10.3762/bjoc.13.177
Graphical Abstract
Scheme 1: Our previous and current iodoarene-catalyzed cyclizations.
Figure 1: Examples of biologically-active compounds containing an oxazoline ring.
Scheme 2: 2-Iodoanisole-catalyzed cyclization of N-propargylamides.
Scheme 3: Postulated mechanism for N-propargylamide cyclization.
Scheme 4: Synthesis of β-amidoketones 5.
Scheme 5: 2-Iodoanisole-catalyzed cyclization of β-amidoketones 5.
Scheme 6: In situ oxazoline ring hydrolysis.
Scheme 7: Postulated mechanism for cyclization of β-amidoketones.