发明人周伟,胡光,冯建国. "Method for the Synthesis of n-(Sec-butyl)-3-ethyl-1,2,4-oxadiazol-5-amine" [P]. 中国发明专利, 专利号 CN 108456524 A, 授权公告日 2015-11-21.
发明人高志强,李文辉,林芳. "A Process for Preparing High-Purity n-(Sec-butyl)-3-ethyl-1,2,4-oxadiazol-5-amine" [P]. 中国发明专利, 专利号 CN 110805014 B, 授权公告日 2019-03-13.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2021, 1689, 3892-3918.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2011, 127, (4), 3457-3472.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of n-(Sec-butyl)-3-ethyl-1,2,4-oxadiazol-5-amine Using HRMS and NMR". Food Chem., 2023, 834, (8), 9381-9396.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2010, 682, 4829-4845.