N-(3-氯-4-氟苯基)-7-氟-6-硝基-4-喹唑啉胺

4-(3-Chloro-4-fluorophenylamino)-7-fluoro-6-nitroquninazoline is an intermediate in the synthesis of Afatinib, an aminocrotonylamino-substituted quinazoline derivative used for treating cancer and diseases of the respiratory tract, lungs, gastrointestinal tract, bile duct, and gallbladder.