三甲基环三硼氧烷 、
tert-butyl 4-(6-bromo-8-methoxy-4-oxo-4,5-dihydrothieno[2,3-c]quinolin-9-yl)benzylcarbamate 以to afford the desired product (43 mg, 95%) as a grey solid的产率得到tert-butyl 4-(8-methoxy-6-methyl-4-oxo-4,5-dihydrothieno[2,3-c]quinolin-9-yl)benzylcarbamate