发明人徐明华,郑宇鹏,刘建华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111420464 A, 授权公告日 2020-07-05.
发明人黄志刚,李文辉,刘建华. "Method for the Synthesis of 5-Chloro-2-(2-((2-chlorobenzyl)thio)pyridin-3-yl)benzo[d]oxazole" [P]. 中国发明专利, 专利号 CN 116987320 B, 授权公告日 2019-12-16.
发明人马晓峰,杨光,高志强. "A Process for Preparing High-Purity 5-Chloro-2-(2-((2-chlorobenzyl)thio)pyridin-3-yl)benzo[d]oxazole" [P]. 中国发明专利, 专利号 CN 114439110 A, 授权公告日 2020-11-09.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2017, 2139, 8934-8948.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2012, 1045, 4522-4533.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 5-Chloro-2-(2-((2-chlorobenzyl)thio)pyridin-3-yl)benzo[d]oxazole Using HRMS and NMR". Environ. Sci. Technol., 2019, 581, (1), 9176-9205.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2016, 1938, (5), 4791-4797.