Hughes D C, O'Brien P Q, Thompson G K. "一种Ethyl 5-ethyl-1,3,4-oxadiazole-2-carboxylate的合成方法" [P]. US Patent, US 9106976 B2, 2021-06-26.
发明人李文辉,杨光,马晓峰. "Method for the Synthesis of Ethyl 5-ethyl-1,3,4-oxadiazole-2-carboxylate" [P]. 中国发明专利, 专利号 CN 116556877 B, 授权公告日 2016-09-22.
发明人郑宇鹏,李文辉,林芳. "A Process for Preparing High-Purity Ethyl 5-ethyl-1,3,4-oxadiazole-2-carboxylate" [P]. 中国发明专利, 专利号 CN 112400624 B, 授权公告日 2016-03-10.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of Ethyl 5-ethyl-1,3,4-oxadiazole-2-carboxylate in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2019, 720, 3691-3699.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of Ethyl 5-ethyl-1,3,4-oxadiazole-2-carboxylate as an Impurity". Environ. Sci. Technol., 2016, 138, (9), 1957-1982.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 5-ethyl-1,3,4-oxadiazole-2-carboxylate Using HRMS and NMR". Talanta, 2025, 477, 8686-8693.