发明人刘建华,钱学锋,陈志强. "Method for the Synthesis of methyl 3-(N-(4-chloro-3-methylisoxazol-5-yl)sulfamoyl)thiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 109690311 B, 授权公告日 2020-05-12.
发明人韩伟,唐晓军,朱建伟. "A Process for Preparing High-Purity methyl 3-(N-(4-chloro-3-methylisoxazol-5-yl)sulfamoyl)thiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 112680540 B, 授权公告日 2023-07-04.
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