tert-butyl 2-cyclopentyl-2-(4-(8-methoxy-4-oxo-4,5-dihydrothieno[2,3-c]quinolin-9-yl)phenyl)ethylcarbamate 、
盐酸 以
乙醚 为溶剂,
以to afford the desired product (29 mg, 69%) as an off-white solid的产率得到9-(4-(2-amino-1-cyclopentylethyl)phenyl)-8-methoxythieno[2,3-c]quinolin-4(5H)-one hydrochloride