发明人郑宇鹏,王建平,冯建国. "Method for the Synthesis of 2-(Difluoromethyl)-4-hydroxypyridine-5-sulfonamide" [P]. 中国发明专利, 专利号 CN 108706007 A, 授权公告日 2024-06-03.
Chen K W, Davis P L, Yamamoto T. "A Process for Preparing High-Purity 2-(Difluoromethyl)-4-hydroxypyridine-5-sulfonamide" [P]. US Patent, US 11410912 B2, 2016-09-04.
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