发明人徐明华,林芳,郭海燕. "Method for the Synthesis of 2,4-Dioxo-4-(4-(piperidin-1-yl)phenyl)butanoic acid" [P]. 中国发明专利, 专利号 CN 109837596 B, 授权公告日 2018-04-28.
发明人杨光,冯建国,周伟. "A Process for Preparing High-Purity 2,4-Dioxo-4-(4-(piperidin-1-yl)phenyl)butanoic acid" [P]. 中国发明专利, 专利号 CN 113006663 A, 授权公告日 2020-03-07.
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