Di-tert-butyl 7-bromo-3,4-dihydro-1H-pyrido[4,3-b]indole-2,5-dicarboxylate 、
4-苄氧基-2(1H)-吡啶酮 在
silica gel 、 hexanes ethyl acetate 作用下,
以0:100) gave the title compound (155 mg, 10%) as a yellow solid的产率得到tert-butyl 7-(4-(benzyloxy)-2-oxopyridin-1(2H)-yl)-3,4-dihydro-1H-pyrido[4,3-b]indole-2(5H)-carboxylate