Tetrahedron Letters p. 5390 - 5392 (2015)
Update date:2022-07-29
Topics:
Sarsah, Samuel R.S.
Lutz, Marlon R.
Bobb, Kailyn Chichi
Becker, Daniel P.
A cascade reaction sequence involving a Beckmann rearrangement on benzophenone oxime followed by an electrophilic aromatic substitution (EAS) on the intermediate nitrilium ion affords N-phenyl diaryl imines that may then be hydrolyzed to ketones, or reduced to the corresponding amines. Reaction with benzonitrile afforded 2,4-diphenylquinazoline through a Beckmann-Ritter-EAS cascade.
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