Kowalski A, Schröder R, Rossi M. "一种的合成方法" [P]. European Patent, EP 3419739 A1, 2017-12-08.
Sørensen M, Martínez F, Nowak P. "Method for the Synthesis of 2-(Furan-2-yl)-5-(piperidin-3-yl)-1,3,4-oxadiazole" [P]. European Patent, EP 3255345 A1, 2021-02-28.
Thompson G K, Patel M V, Fischer A B. "A Process for Preparing High-Purity 2-(Furan-2-yl)-5-(piperidin-3-yl)-1,3,4-oxadiazole" [P]. US Patent, US 10206033 B2, 2018-10-23.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2011, 2338, 9365-9369.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2015, 2057, 1710-1718.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Furan-2-yl)-5-(piperidin-3-yl)-1,3,4-oxadiazole Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2019, 1683, 2961-2980.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2015, 275, (6), 4260-4277.