发明人张德明,周伟,黄志刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115069514 A, 授权公告日 2020-03-25.
发明人郭海燕,冯建国,杨光. "Method for the Synthesis of ethyl 6-bromo-2-hydrazinyl-1,8-naphthyridine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 116782518 A, 授权公告日 2020-12-13.
发明人杨光,何建平,周伟. "A Process for Preparing High-Purity ethyl 6-bromo-2-hydrazinyl-1,8-naphthyridine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 108872266 A, 授权公告日 2024-12-28.
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