tert-butyl 2-fluoro-4-(8-methoxy-4-oxo-4,5-dihydrothieno[2,3-c]quinolin-9-yl)phenethylcarbamate 、
二氯甲烷 以to afford the desired product as a white solid (17 mg, 30%)的产率得到9-(4-(2-aminoethyl)-3-fluorophenyl)-6-chloro-8-methoxythieno[2,3-c]quinolin-4(5H)-one hydrochloride