发明人罗永刚,周伟,刘建华. "Method for the Synthesis of 4-Hydroxy-1,3-dimethylquinolin-2(1H)-one" [P]. 中国发明专利, 专利号 CN 115594614 A, 授权公告日 2025-07-23.
发明人杨光,郭海燕,沈红梅. "A Process for Preparing High-Purity 4-Hydroxy-1,3-dimethylquinolin-2(1H)-one" [P]. 中国发明专利, 专利号 CN 112311001 B, 授权公告日 2023-02-11.
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