发明人沈红梅,郑宇鹏,林芳. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115994633 A, 授权公告日 2019-06-04.
发明人刘建华,马晓峰,胡光. "Method for the Synthesis of 5-(1,1-Dioxidotetrahydrothiophen-3-yl)-1,2,4-oxadiazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112334792 B, 授权公告日 2018-08-03.
Thompson G K, Fischer A B, Johnson M A. "A Process for Preparing High-Purity 5-(1,1-Dioxidotetrahydrothiophen-3-yl)-1,2,4-oxadiazole-3-carboxylic acid" [P]. US Patent, US 9715868 B2, 2024-03-20.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2025, 1794, (6), 602-608.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2017, 2343, (9), 1230-1244.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 5-(1,1-Dioxidotetrahydrothiophen-3-yl)-1,2,4-oxadiazole-3-carboxylic acid Using HRMS and NMR". J. Chromatogr. A, 2010, 444, (10), 3466-3469.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2022, 1614, 2422-2431.