AFN57: Afatinib Hydroxy Pyrrolidinone Impurity

5-Hydroxy-1-(4-(3-chloro-4-fluorophenylamino)-7-((S)-tetrahydrofuran-3-yloxy)quinazolin-6-yl)pyrrolidin-2-one ;

CAS # 2223677-58-3 ;

C22H20ClFN4O4 ;
Mol. Wt.: 458.87 ;