发明人郑宇鹏,林芳,韩伟. "Method for the Synthesis of ethyl 2-(6-chloropyridazin-3-yl)acetate" [P]. 中国发明专利, 专利号 CN 116679955 B, 授权公告日 2022-09-04.
发明人赵玉洁,何建平,钱学锋. "A Process for Preparing High-Purity ethyl 2-(6-chloropyridazin-3-yl)acetate" [P]. 中国发明专利, 专利号 CN 115377474 B, 授权公告日 2016-01-15.
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