发明人郭海燕,李文辉,郑宇鹏. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117150046 A, 授权公告日 2022-11-13.
发明人钱学锋,郭海燕,李文辉. "Method for the Synthesis of 3-(Difluoromethoxy)-2-fluorobenzaldehyde" [P]. 中国发明专利, 专利号 CN 115818970 A, 授权公告日 2023-11-02.
Johansson L, Mueller T C, Björnsson E. "A Process for Preparing High-Purity 3-(Difluoromethoxy)-2-fluorobenzaldehyde" [P]. European Patent, EP 3176541 A1, 2025-02-01.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2019, 1680, 2425-2443.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2019, 1960, 4767-4780.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 3-(Difluoromethoxy)-2-fluorobenzaldehyde Using HRMS and NMR". J. Pharm. Biomed. Anal., 2015, 2181, (3), 7833-7852.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2014, 2199, 2553-2563.