9-bromo-8-methoxythieno[2,3-c]quinolin-4(5H)-one 、 Tert-butyl 1-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)propan-2-ylcarbamate 以to afford the desired product (1.1 g, 50%) as a brown solid的产率得到tert-butyl 1-(4-(8-methoxy-4-oxo-4,5-dihydrothieno[2,3-c]quinolin-9-yl)phenyl)propan-2-ylcarbamate