tert-butyl 8-bromo-4,5-dihydro-1H-benzofuro[3,2-c]azepine-2(3H)-carboxylate 、 sodium;benzenesulfinate 在
SiO2 、 hexanes ethyl acetate 作用下,
以provided tert-butyl 8-(phenylsulfonyl)-4,5-dihydro-1H-benzofuro[3,2-c]azepine-2(3H)-carboxylate (106 mg, 34%) as a pale yellow solid的产率得到tert-butyl 8-(phenylsulfonyl)-4,5-dihydro-1H-benzofuro[3,2-c]azepine-2(3H)-carboxylate