发明人郭海燕,朱建伟,林芳. "Method for the Synthesis of Methyl 4-oxo-4-((4-sulfamoylphenyl)amino)butanoate" [P]. 中国发明专利, 专利号 CN 114186283 B, 授权公告日 2018-06-27.
Schröder R, Patel M V, Stevens L M. "A Process for Preparing High-Purity Methyl 4-oxo-4-((4-sulfamoylphenyl)amino)butanoate" [P]. US Patent, US 11709797 B2, 2023-08-25.
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