发明人赵玉洁,郑宇鹏,何建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114627694 A, 授权公告日 2017-12-26.
发明人郑宇鹏,杨光,陈志强. "Method for the Synthesis of 1-(2-Fluorophenyl)-6-methyl-4-oxo-1,4-dihydropyridazine-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108142875 B, 授权公告日 2020-03-10.
发明人周伟,罗永刚,钱学锋. "A Process for Preparing High-Purity 1-(2-Fluorophenyl)-6-methyl-4-oxo-1,4-dihydropyridazine-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116064084 A, 授权公告日 2023-01-26.
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