发明人黄志刚,孙丽萍,李文辉. "Method for the Synthesis of Methyl 5-bromo-4-(chlorosulfonyl)thiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 114304916 A, 授权公告日 2016-07-20.
发明人沈红梅,胡光,冯建国. "A Process for Preparing High-Purity Methyl 5-bromo-4-(chlorosulfonyl)thiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 116963099 A, 授权公告日 2015-01-20.
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