发明人黄志刚,杨光,何建平. "Method for the Synthesis of 3-Methyl-N-(4-sulfamoylphenyl)benzofuran-2-carboxamide" [P]. 中国发明专利, 专利号 CN 110475428 B, 授权公告日 2024-07-18.
发明人杨光,赵玉洁,郭海燕. "A Process for Preparing High-Purity 3-Methyl-N-(4-sulfamoylphenyl)benzofuran-2-carboxamide" [P]. 中国发明专利, 专利号 CN 113093494 A, 授权公告日 2020-01-24.
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