(S,E)-N-(4-((3-Chloro-4-fluorophenyl)amino)-7-((tetrahydrofuran-3-yl)oxy)quinazolin-6-yl)but-2-enamide (Afatinib Impurity)

n.a

Afatinib D6

active pharmaceutical ingredient

(R)-N-(4-((3-Chloro-4-fluorophenyl)amino)-7-(((R)-tetrahydrofuran-3-yl)oxy)quinazolin-6-yl)-4-(dimethylamino)-3-hydroxybutanamide

Pharmaceutical intermediate for afatinib impurities

Afatinib Impurity 18

Pharmaceutical impurity reference standard

(S,E)-2-((3-Chloro-4-fluorophenyl)(6-(4-(dimethylamino)but-2-enamido)-7-((tetrahydrofuran-3-yl)oxy)quinazolin-4-yl)amino)malonic acid

Pharmaceutical intermediate for Afatinib impurities

2306254-34-0free base

pharmaceutical intermediate