tert-butyl 8-bromo-3,4-dihydrobenzofuro[3,2-c]pyridine-2(1H)-carboxylate 、 sodium;4-methoxybenzenesulfinate 在
SiO2 、
ethyl acetate n-hexane 作用下,
以provided tert-butyl 8-(4-methoxyphenylsulfonyl)-3,4-dihydrobenzofuro[3,2-c]pyridine-2(1H)-carboxylate (221 mg, 41%) as a light-yellow solid的产率得到tert-butyl 8-(4-methoxyphenylsulfonyl)-3,4-dihydrobenzofuro[3,2-c]pyridine-2(1H)-carboxylate