发明人高志强,周伟,赵玉洁. "Method for the Synthesis of 3,6-Dimethoxy-4-pyridazinecarboxylic acid ethyl ester" [P]. 中国发明专利, 专利号 CN 108703610 A, 授权公告日 2024-07-04.
发明人王建平,刘建华,林芳. "A Process for Preparing High-Purity 3,6-Dimethoxy-4-pyridazinecarboxylic acid ethyl ester" [P]. 中国发明专利, 专利号 CN 116223921 A, 授权公告日 2020-08-06.
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