发明人杨光,罗永刚,李文辉. "Method for the Synthesis of N-(3-Hydroxypyridin-4-yl)methanesulfonamide" [P]. 中国发明专利, 专利号 CN 109981288 B, 授权公告日 2019-07-01.
发明人徐明华,何建平,孙丽萍. "A Process for Preparing High-Purity N-(3-Hydroxypyridin-4-yl)methanesulfonamide" [P]. 中国发明专利, 专利号 CN 108831419 A, 授权公告日 2023-11-13.
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