发明人马晓峰,罗永刚,林芳. "Method for the Synthesis of Methyl 6-bromo-3-chloropyridazine-4-carboxylate" [P]. 中国发明专利, 专利号 CN 114706348 B, 授权公告日 2016-03-04.
发明人郭海燕,郑宇鹏,唐晓军. "A Process for Preparing High-Purity Methyl 6-bromo-3-chloropyridazine-4-carboxylate" [P]. 中国发明专利, 专利号 CN 115396969 B, 授权公告日 2020-11-21.
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