N-[[4-chloro-2-[(6-hydroxy-7-methoxy-4-quinazolinyl)amino]phenyl]methyl]-N-methyl-L-alanine methyl ester 、
N-Boc-3-氨基丙基溴 在
caesium carbonate 作用下,
生成 N-[[4-chloro-2-[[6-[3-[[(1,1-dimethylethoxy)carbonyl]amino]propoxy]-7-methoxy-4-quinazolinyl]amino]phenyl]methyl]-N-methyl-L-alanine methyl ester