发明人黄志刚,赵玉洁,林芳. "Method for the Synthesis of methyl 2-(3-oxo-2,3-dihydropyridazin-4-yl)acetate" [P]. 中国发明专利, 专利号 CN 109753907 B, 授权公告日 2023-01-06.
Sørensen M, Johansson L, Kowalski A. "A Process for Preparing High-Purity methyl 2-(3-oxo-2,3-dihydropyridazin-4-yl)acetate" [P]. European Patent, EP 3342762 A1, 2018-02-04.
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