发明人何建平,沈红梅,韩伟. "Method for the Synthesis of Methyl 5-bromo-4-sulfamoylthiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 115484449 A, 授权公告日 2018-06-18.
发明人罗永刚,孙丽萍,冯建国. "A Process for Preparing High-Purity Methyl 5-bromo-4-sulfamoylthiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 117793634 B, 授权公告日 2019-10-10.
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