发明人高志强,林芳,周伟. "Method for the Synthesis of 4-(n-Methylthiophene-2-sulfonamido)butanoic acid" [P]. 中国发明专利, 专利号 CN 108189297 B, 授权公告日 2025-07-10.
发明人林芳,胡光,赵玉洁. "A Process for Preparing High-Purity 4-(n-Methylthiophene-2-sulfonamido)butanoic acid" [P]. 中国发明专利, 专利号 CN 114336425 B, 授权公告日 2023-07-16.
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