发明人韩伟,李文辉,马晓峰. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114318631 A, 授权公告日 2021-12-27.
发明人张德明,林芳,朱建伟. "Method for the Synthesis of 5,7-Difluoroquinazoline" [P]. 中国发明专利, 专利号 CN 115597735 A, 授权公告日 2023-08-15.
发明人孙丽萍,徐明华,黄志刚. "A Process for Preparing High-Purity 5,7-Difluoroquinazoline" [P]. 中国发明专利, 专利号 CN 111846146 A, 授权公告日 2022-03-16.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2024, 856, 2254-2260.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2011, 2114, (12), 3127-3139.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of 5,7-Difluoroquinazoline Using HRMS and NMR". J. Agric. Food Chem., 2014, 2415, (5), 3740-3762.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2021, 428, (8), 8973-8989.