A Facile and Selective Synthesis of 2-Alkylamino-4(3H)-quinazolinones
摘要:
The carbodiimides 2, obtained from aza-Wittig reactions of iminophosphorane 1 with aromatic isocyanates, reacted with aliphatic primary amines to give mainly 2-alkylamino-4(3H)-quinazolinones 4 with unusual selectivity.