发明人胡光,赵玉洁,马晓峰. "Method for the Synthesis of 1-(3-Chlorophenyl)-6-methyl-4-oxo-1,4-dihydropyridazine-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112500411 A, 授权公告日 2020-02-01.
发明人马晓峰,孙丽萍,赵玉洁. "A Process for Preparing High-Purity 1-(3-Chlorophenyl)-6-methyl-4-oxo-1,4-dihydropyridazine-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109345789 A, 授权公告日 2021-03-05.
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