发明人王建平,林芳,冯建国. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114660990 A, 授权公告日 2018-07-17.
Johnson M A, Hughes D C, O'Brien P Q. "Method for the Synthesis of 2-(2-Nitrophenyl)-1,3,4-oxadiazole" [P]. US Patent, US 10043732 B2, 2018-06-20.
发明人罗永刚,刘建华,郑宇鹏. "A Process for Preparing High-Purity 2-(2-Nitrophenyl)-1,3,4-oxadiazole" [P]. 中国发明专利, 专利号 CN 111618349 B, 授权公告日 2016-03-16.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2017, 218, 8204-8230.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2017, 341, (7), 9985-10009.