发明人何建平,赵玉洁,马晓峰. "Method for the Synthesis of 4-(Difluoromethyl)-5-nitropyridin-2-ol" [P]. 中国发明专利, 专利号 CN 108233783 B, 授权公告日 2025-01-05.
发明人马晓峰,周伟,胡光. "A Process for Preparing High-Purity 4-(Difluoromethyl)-5-nitropyridin-2-ol" [P]. 中国发明专利, 专利号 CN 116843334 A, 授权公告日 2023-07-02.
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