发明人郑宇鹏,周伟,朱建伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114939819 A, 授权公告日 2017-10-19.
Rossi M, Sørensen M, Kowalski A. "Method for the Synthesis of Edaravone Impurity 38" [P]. European Patent, EP 3976136 A1, 2018-07-12.
发明人徐明华,赵玉洁,沈红梅. "A Process for Preparing High-Purity Edaravone Impurity 38" [P]. 中国发明专利, 专利号 CN 108747817 A, 授权公告日 2020-07-27.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2019, 1272, 383-406.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2024, 339, 180-195.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of Edaravone Impurity 38 Using HRMS and NMR". Environ. Sci. Technol., 2023, 1994, 4147-4153.