发明人张德明,罗永刚,胡光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108058321 A, 授权公告日 2022-11-02.
Johnson M A, Kumar R, Thompson G K. "Method for the Synthesis of 5-(4-(Trifluoromethyl)phenyl)-1,2,4-oxadiazole-3-carboxylic acid" [P]. US Patent, US 11550615 B2, 2023-11-24.
发明人陈志强,朱建伟,徐明华. "A Process for Preparing High-Purity 5-(4-(Trifluoromethyl)phenyl)-1,2,4-oxadiazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113924277 A, 授权公告日 2021-05-26.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2014, 1862, 5502-5517.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2017, 1647, 4182-4199.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 5-(4-(Trifluoromethyl)phenyl)-1,2,4-oxadiazole-3-carboxylic acid Using HRMS and NMR". Molecules, 2014, 2252, 3313-3342.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2012, 856, 6271-6295.