发明人胡光,黄志刚,陈志强. "Method for the Synthesis of 2-Ethoxyethyl 5-chloro-1-(2,4-dichlorobenzyl)-6-oxo-1,6-dihydropyridine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 112503436 A, 授权公告日 2017-06-17.
发明人李文辉,赵玉洁,钱学锋. "A Process for Preparing High-Purity 2-Ethoxyethyl 5-chloro-1-(2,4-dichlorobenzyl)-6-oxo-1,6-dihydropyridine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 116894389 B, 授权公告日 2017-01-10.
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