Palladium-catalyzed intramolecular C(sp2)-H amidination by isonitrile insertion provides direct access to 4-aminoquinazolines from N-arylamidines
An efficient method for the synthesis of 4-amino-2-aryl(alkyl)quinazolines from readily available N-arylamidines and isonitriles via palladium-catalyzed intramolecular aryl C-H amidination by isonitrile insertion has been developed.