O'Brien P Q, Anderson J P, Williams B T. "一种3-(((3-(4-(甲基磺酰胺基)苯基)-4-氧代-4H-苯并吡喃-7-基)氧基)甲基)苯甲酸的合成方法" [P]. US Patent, US 9186465 B2, 2015-11-27.
发明人马晓峰,罗永刚,郭海燕. "Method for the Synthesis of 3-(((3-(4-(Methylsulfonamido)phenyl)-4-oxo-4H-chromen-7-yl)oxy)methyl)benzoic acid" [P]. 中国发明专利, 专利号 CN 109746770 A, 授权公告日 2021-06-03.
发明人朱建伟,黄志刚,赵玉洁. "A Process for Preparing High-Purity 3-(((3-(4-(Methylsulfonamido)phenyl)-4-oxo-4H-chromen-7-yl)oxy)methyl)benzoic acid" [P]. 中国发明专利, 专利号 CN 108675057 B, 授权公告日 2018-04-20.
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