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发明人刘建华,钱学锋,黄志刚. "Method for the Synthesis of Methyl 5-bromo-6-oxo-5,6-dihydropyridazine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 114747809 A, 授权公告日 2021-10-18.
发明人唐晓军,李文辉,张德明. "A Process for Preparing High-Purity Methyl 5-bromo-6-oxo-5,6-dihydropyridazine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 108125456 A, 授权公告日 2017-11-10.
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