(S)-N4-(4-Fluorophenyl)-7-((tetrahydrofuran-3-yl)oxy)quinazoline-4,6-diamine (Afatinib Impurity)

医药原料

(S)-N4-(3,4-Dichlorophenyl)-7-((tetrahydrofuran-3-yl)oxy)quinazoline-4,6-diamine

医药中间体

Methyl 3-((2S,3R)-2-(4-(benzyloxy)phenyl)-1-(4-fluorophenyl)-4-oxoazetidin-3-yl)propanoate

医药中间体

1-bromo-3,5-dimethoxybenzene

医药中间体

(2S)-2-(9H-Fuoren-9-ylmethoxycarbonylamino)-6-((1-(2-hydroxy-4,4-dimethyl-6-oxocyclohexen-1-yl)-3-methylbutylidene)amino)hexanoic acid

医药中间体

6-(Benzyloxy)-9-((1S,3R,4S)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-9H-purin-2-amine

医药中间体