发明人陈志强,韩伟,刘建华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114651920 A, 授权公告日 2022-07-04.
发明人李文辉,韩伟,高志强. "Method for the Synthesis of 2-(5-Amino-2-(difluoromethoxy)benzoyl)pyridine" [P]. 中国发明专利, 专利号 CN 110682413 A, 授权公告日 2025-09-17.
发明人郑宇鹏,罗永刚,张德明. "A Process for Preparing High-Purity 2-(5-Amino-2-(difluoromethoxy)benzoyl)pyridine" [P]. 中国发明专利, 专利号 CN 111712777 A, 授权公告日 2015-12-02.
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". J. Sep. Sci., 2015, 2413, 4956-4977.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2015, 365, 8528-8533.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 2-(5-Amino-2-(difluoromethoxy)benzoyl)pyridine Using HRMS and NMR". J. Chromatogr. A, 2024, 607, (6), 8927-8954.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2018, 1983, (10), 2033-2059.