Gefitinib 3-Desmorpholinyl 3-Hydroxyethylamino Catalogue G420567 CAS 847949-56-8 M.W 420.87 M.F C20H22ClFN4O3
Gefitinib 3-Deschloro 3,4-Difluoro Impurity Catalogue G420566 CAS 184475-50-1 M.W 430.45 M.F C22H24F2N4O3
Gefitinib O-Desmorpholinopropyl Impurity Catalogue G420565 CAS 184475-71-6 M.W 319.72 M.F C15H11ClFN3O2