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发明人徐明华,郭海燕,王建平. "Method for the Synthesis of Methyl 3-(N-(4-(dimethylamino)but-2-yn-1-yl)sulfamoyl)thiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 110290128 B, 授权公告日 2023-08-10.
发明人郑宇鹏,高志强,韩伟. "A Process for Preparing High-Purity Methyl 3-(N-(4-(dimethylamino)but-2-yn-1-yl)sulfamoyl)thiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 114200424 A, 授权公告日 2018-01-22.
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