Nowak P, Jørgensen K, Johansson L. "一种依达拉奉杂质12的合成方法" [P]. European Patent, EP 3714944 A1, 2020-03-07.
发明人李文辉,冯建国,徐明华. "Method for the Synthesis of Edaravone Impurity 12" [P]. 中国发明专利, 专利号 CN 116491184 B, 授权公告日 2016-02-07.
发明人徐明华,杨光,林芳. "A Process for Preparing High-Purity Edaravone Impurity 12" [P]. 中国发明专利, 专利号 CN 116755374 B, 授权公告日 2023-12-17.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of 依达拉奉杂质12 in Pharmaceutical Formulations". Phytochemistry, 2013, 974, (7), 438-455.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of 依达拉奉杂质12 as an Impurity". J. Agric. Food Chem., 2013, 2026, (9), 4680-4684.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of Edaravone Impurity 12 Using HRMS and NMR". Anal. Chem., 2015, 297, (2), 2256-2260.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate 依达拉奉杂质12 Profile in Drug Substances According to ICH Guidelines". Food Chem., 2025, 1903, 1775-1787.