发明人王建平,马晓峰,李文辉. "Method for the Synthesis of Ethyl 6-(2-hydroxyethyl)-2-methyl-5-oxo-5,6-dihydro-1,6-naphthyridine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 116806501 B, 授权公告日 2016-02-19.
Sørensen M, Nowak P, Kowalski A. "A Process for Preparing High-Purity Ethyl 6-(2-hydroxyethyl)-2-methyl-5-oxo-5,6-dihydro-1,6-naphthyridine-3-carboxylate" [P]. European Patent, EP 3055200 A1, 2022-06-05.
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