发明人张德明,林芳,沈红梅. "Method for the Synthesis of 2-[n-(butan-2-yl)2-bromobenzenesulfonamido]acetic acid" [P]. 中国发明专利, 专利号 CN 117018620 B, 授权公告日 2022-07-18.
发明人周伟,王建平,朱建伟. "A Process for Preparing High-Purity 2-[n-(butan-2-yl)2-bromobenzenesulfonamido]acetic acid" [P]. 中国发明专利, 专利号 CN 112642939 A, 授权公告日 2020-09-19.
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