发明人周伟,韩伟,陈志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109627260 A, 授权公告日 2025-04-27.
发明人李文辉,林芳,钱学锋. "Method for the Synthesis of Ethyl 5-amino-2-oxo-1,2-dihydro-1,8-naphthyridine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 111998479 A, 授权公告日 2025-02-12.
发明人赵玉洁,高志强,罗永刚. "A Process for Preparing High-Purity Ethyl 5-amino-2-oxo-1,2-dihydro-1,8-naphthyridine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 117331559 B, 授权公告日 2023-02-28.
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