发明人赵玉洁,高志强,周伟. "Method for the Synthesis of 4-(Difluoromethyl)-6-hydroxy-2-methylpyridine-3-sulfonamide" [P]. 中国发明专利, 专利号 CN 108361223 A, 授权公告日 2018-08-23.
发明人孙丽萍,罗永刚,韩伟. "A Process for Preparing High-Purity 4-(Difluoromethyl)-6-hydroxy-2-methylpyridine-3-sulfonamide" [P]. 中国发明专利, 专利号 CN 116102999 A, 授权公告日 2025-10-07.
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