发明人高志强,朱建伟,郑宇鹏. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108437731 A, 授权公告日 2015-10-10.
发明人赵玉洁,林芳,孙丽萍. "Method for the Synthesis of N-(4-(3-Methyl-1,2,4-oxadiazol-5-yl)phenyl)thiophene-2-carboxamide" [P]. 中国发明专利, 专利号 CN 113994732 B, 授权公告日 2018-03-16.
发明人杨光,郭海燕,张德明. "A Process for Preparing High-Purity N-(4-(3-Methyl-1,2,4-oxadiazol-5-yl)phenyl)thiophene-2-carboxamide" [P]. 中国发明专利, 专利号 CN 108460631 B, 授权公告日 2023-06-23.
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". Molecules, 2010, 1503, 2383-2408.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2011, 1298, (8), 4340-4364.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of N-(4-(3-Methyl-1,2,4-oxadiazol-5-yl)phenyl)thiophene-2-carboxamide Using HRMS and NMR". J. Nat. Prod., 2016, 148, 6285-6299.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2019, 2048, (10), 5542-5562.