发明人林芳,郭海燕,李文辉. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114030548 A, 授权公告日 2017-03-24.
发明人黄志刚,杨光,孙丽萍. "Method for the Synthesis of 4-[5-(4-Methylphenyl)-1,2,4-oxadiazol-3-yl]pyridine" [P]. 中国发明专利, 专利号 CN 115839360 A, 授权公告日 2021-03-04.
发明人胡光,徐明华,钱学锋. "A Process for Preparing High-Purity 4-[5-(4-Methylphenyl)-1,2,4-oxadiazol-3-yl]pyridine" [P]. 中国发明专利, 专利号 CN 116308179 B, 授权公告日 2021-07-07.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2010, 1117, 6882-6890.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2014, 2458, 5057-5085.