发明人朱建伟,杨光,郭海燕. "Method for the Synthesis of Isopropyl 2-methyl-5-(quinoline-8-sulfonamido)benzofuran-3-carboxylate" [P]. 中国发明专利, 专利号 CN 116956915 B, 授权公告日 2022-03-09.
发明人李文辉,马晓峰,沈红梅. "A Process for Preparing High-Purity Isopropyl 2-methyl-5-(quinoline-8-sulfonamido)benzofuran-3-carboxylate" [P]. 中国发明专利, 专利号 CN 114329904 B, 授权公告日 2019-03-28.
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