发明人何建平,罗永刚,徐明华. "Method for the Synthesis of 6-Chloro-4-cyclopropylpyridazin-3(2H)-one" [P]. 中国发明专利, 专利号 CN 111980689 A, 授权公告日 2025-01-24.
发明人刘建华,杨光,张德明. "A Process for Preparing High-Purity 6-Chloro-4-cyclopropylpyridazin-3(2H)-one" [P]. 中国发明专利, 专利号 CN 111314023 B, 授权公告日 2015-02-14.
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