发明人李文辉,孙丽萍,韩伟. "Method for the Synthesis of Butylphthalide Impurity 69" [P]. 中国发明专利, 专利号 CN 111365074 A, 授权公告日 2023-03-02.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of 丁苯酞杂质69 in Pharmaceutical Formulations". Food Chem., 2024, 1698, (11), 7876-7904.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of 丁苯酞杂质69 as an Impurity". J. Nat. Prod., 2023, 1337, (1), 5869-5894.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of Butylphthalide Impurity 69 Using HRMS and NMR". Sci. Total Environ., 2019, 559, (7), 6229-6245.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate 丁苯酞杂质69 Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2020, 1679, (11), 2433-2459.