A one-pot synthesis of 2-Aryl-2,3-dihydro-4(1H)-quinazolinones by use of samarium iodide

2-Aryl-2,3-dihydro-4(1H)-quinazolines have been prepared in a one-pot synthesis by samarium idoide (SmI(2)) promoted reaction of o-nitrobenzamide and aldehydes.