发明人郭海燕,徐明华,高志强. "Method for the Synthesis of Ethyl oxazolo[4,5-c]pyridine-2-carboxylate" [P]. 中国发明专利, 专利号 CN 117517490 A, 授权公告日 2016-03-28.
发明人何建平,冯建国,陈志强. "A Process for Preparing High-Purity Ethyl oxazolo[4,5-c]pyridine-2-carboxylate" [P]. 中国发明专利, 专利号 CN 117176563 A, 授权公告日 2018-07-15.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2020, 1253, (2), 6642-6647.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2016, 660, (5), 379-391.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl oxazolo[4,5-c]pyridine-2-carboxylate Using HRMS and NMR". Food Chem., 2017, 276, 2241-2265.