发明人马晓峰,朱建伟,徐明华. "Method for the Synthesis of 5-Bromo-2-chloro-3-methyl-4-nitropyridine 1-oxide" [P]. 中国发明专利, 专利号 CN 111092530 B, 授权公告日 2023-07-06.
发明人何建平,马晓峰,徐明华. "A Process for Preparing High-Purity 5-Bromo-2-chloro-3-methyl-4-nitropyridine 1-oxide" [P]. 中国发明专利, 专利号 CN 110822305 B, 授权公告日 2019-12-12.
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