发明人张德明,高志强,徐明华. "Method for the Synthesis of Methyl 7-methoxybenzo[b]thiophene-5-carboxylate" [P]. 中国发明专利, 专利号 CN 109498700 A, 授权公告日 2017-05-18.
Nielsen H, Schröder R, Mueller T C. "A Process for Preparing High-Purity Methyl 7-methoxybenzo[b]thiophene-5-carboxylate" [P]. European Patent, EP 3631607 A1, 2015-01-15.
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