发明人马晓峰,高志强,沈红梅. "Method for the Synthesis of Ethyl 6-ethyl-4-oxo-1,4-dihydroquinoline-3-carboxylate" [P]. 中国发明专利, 专利号 CN 115497382 B, 授权公告日 2022-09-09.
发明人冯建国,钱学锋,罗永刚. "A Process for Preparing High-Purity Ethyl 6-ethyl-4-oxo-1,4-dihydroquinoline-3-carboxylate" [P]. 中国发明专利, 专利号 CN 109239101 B, 授权公告日 2022-04-26.
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