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发明人张德明,钱学锋,徐明华. "Method for the Synthesis of 3-Bromo-6-chloro-4-hydroxyquinolin-2(1H)-one" [P]. 中国发明专利, 专利号 CN 111192377 A, 授权公告日 2021-12-15.
发明人钱学锋,徐明华,马晓峰. "A Process for Preparing High-Purity 3-Bromo-6-chloro-4-hydroxyquinolin-2(1H)-one" [P]. 中国发明专利, 专利号 CN 114487611 A, 授权公告日 2025-05-04.
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