发明人冯建国,韩伟,胡光. "Method for the Synthesis of Ethyl 7-bromo-3,4-dihydro-4-oxoquinoline-3-carboxylate, 97%" [P]. 中国发明专利, 专利号 CN 116279026 A, 授权公告日 2017-01-28.
发明人马晓峰,郑宇鹏,杨光. "A Process for Preparing High-Purity Ethyl 7-bromo-3,4-dihydro-4-oxoquinoline-3-carboxylate, 97%" [P]. 中国发明专利, 专利号 CN 108970434 B, 授权公告日 2019-11-18.
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