ethyl 2-(4-chloro-2-nitroanilino)benzo[b]thiophene-3-carboxylate 、
氢气 在
palladium-carbon 作用下,
以
乙酸乙酯 为溶剂,
以ethyl 2-(2-amino-4-chloroanilino)benzo[b]thiophene-3-carboxylate is obtained的产率得到ethyl 2-(2-amino-4-chloroanilino)benzo[b]thiophene-3-carboxylate