发明人何建平,刘建华,钱学锋. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114969314 A, 授权公告日 2024-08-06.
发明人冯建国,杨光,郑宇鹏. "Method for the Synthesis of N-(5-(1,3-Dimethyl-1H-pyrazol-5-yl)-1,3,4-oxadiazol-2-yl)-2-(2-fluorophenoxy)acetamide" [P]. 中国发明专利, 专利号 CN 115389702 A, 授权公告日 2017-12-05.
发明人周伟,郑宇鹏,刘建华. "A Process for Preparing High-Purity N-(5-(1,3-Dimethyl-1H-pyrazol-5-yl)-1,3,4-oxadiazol-2-yl)-2-(2-fluorophenoxy)acetamide" [P]. 中国发明专利, 专利号 CN 116376038 B, 授权公告日 2021-11-09.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2011, 2351, (4), 2337-2352.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2024, 320, (12), 6694-6697.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of N-(5-(1,3-Dimethyl-1H-pyrazol-5-yl)-1,3,4-oxadiazol-2-yl)-2-(2-fluorophenoxy)acetamide Using HRMS and NMR". J. Sep. Sci., 2020, 1214, 2175-2195.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2016, 1058, (3), 3984-3994.