Dacomitinib Impurity 20

5- ((3-chloro-4-fluorophenyl) amino) -1- (4- ((3-chloro-4-fluorophenyl) amino) -7-methoxyquinazolin-6-yl) pyrrolidin-2-one

C25H19Cl2F2N5O2

530.36

Dacomitinib

5- ((3-chloro-4-fluorophenyl) amino) -1- (4- ((3-chloro-4-fluorophenyl) amino) -7-methoxyquinazolin-6-yl) pyrrolidin-2-one