发明人何建平,胡光,冯建国. "Method for the Synthesis of 5-Bromo-4-chloro-2-methylpyridazin-3(2H)-one" [P]. 中国发明专利, 专利号 CN 108243868 A, 授权公告日 2021-05-26.
发明人沈红梅,高志强,陈志强. "A Process for Preparing High-Purity 5-Bromo-4-chloro-2-methylpyridazin-3(2H)-one" [P]. 中国发明专利, 专利号 CN 112864855 B, 授权公告日 2016-10-25.
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