Schröder R, Lefèvre J P, Martínez F. "一种的合成方法" [P]. European Patent, EP 3398511 A1, 2023-03-23.
发明人郑宇鹏,王建平,何建平. "Method for the Synthesis of 4-Carbamoyl-2-(4-methoxybenzenesulfonamido)butanoic acid" [P]. 中国发明专利, 专利号 CN 117196160 B, 授权公告日 2021-01-17.
发明人林芳,徐明华,刘建华. "A Process for Preparing High-Purity 4-Carbamoyl-2-(4-methoxybenzenesulfonamido)butanoic acid" [P]. 中国发明专利, 专利号 CN 117439635 B, 授权公告日 2021-11-27.
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