发明人唐晓军,杨光,高志强. "Method for the Synthesis of 4-Bromo-2-cyanopyridine 1-oxide" [P]. 中国发明专利, 专利号 CN 110475814 A, 授权公告日 2015-08-11.
发明人马晓峰,郑宇鹏,刘建华. "A Process for Preparing High-Purity 4-Bromo-2-cyanopyridine 1-oxide" [P]. 中国发明专利, 专利号 CN 115981408 A, 授权公告日 2022-06-04.
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