发明人郭海燕,钱学锋,何建平. "Method for the Synthesis of 4,5-Dibromo-N-(2-hydroxy-4-methylphenyl)thiophene-2-carboxamide" [P]. 中国发明专利, 专利号 CN 114419287 A, 授权公告日 2017-07-10.
发明人朱建伟,徐明华,钱学锋. "A Process for Preparing High-Purity 4,5-Dibromo-N-(2-hydroxy-4-methylphenyl)thiophene-2-carboxamide" [P]. 中国发明专利, 专利号 CN 112702744 A, 授权公告日 2024-08-16.
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