Lefèvre J P, Sørensen M, Mueller T C. "一种的合成方法" [P]. European Patent, EP 3922694 A1, 2018-05-27.
发明人徐明华,陈志强,钱学锋. "Method for the Synthesis of 2-(5-Ethyl-1,2,4-oxadiazol-3-yl)ethan-1-amine hydrochloride" [P]. 中国发明专利, 专利号 CN 108226661 B, 授权公告日 2022-05-18.
发明人沈红梅,钱学锋,郑宇鹏. "A Process for Preparing High-Purity 2-(5-Ethyl-1,2,4-oxadiazol-3-yl)ethan-1-amine hydrochloride" [P]. 中国发明专利, 专利号 CN 109509125 B, 授权公告日 2020-03-19.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2022, 2165, 3798-3808.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2011, 746, 6749-6773.