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发明人郭海燕,钱学锋,张德明. "Method for the Synthesis of 2,5-Dibromo-n-(2-cyanoethyl)-n-methylbenzenesulfonamide" [P]. 中国发明专利, 专利号 CN 110183837 B, 授权公告日 2015-04-04.
发明人孙丽萍,沈红梅,冯建国. "A Process for Preparing High-Purity 2,5-Dibromo-n-(2-cyanoethyl)-n-methylbenzenesulfonamide" [P]. 中国发明专利, 专利号 CN 108501509 A, 授权公告日 2022-04-20.
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