发明人黄志刚,唐晓军,罗永刚. "Method for the Synthesis of Ethyl 5-(4-bromophenyl)oxazole-2-carboxylate" [P]. 中国发明专利, 专利号 CN 113383562 A, 授权公告日 2015-05-26.
发明人李文辉,杨光,郑宇鹏. "A Process for Preparing High-Purity Ethyl 5-(4-bromophenyl)oxazole-2-carboxylate" [P]. 中国发明专利, 专利号 CN 110965295 B, 授权公告日 2021-12-16.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2013, 2002, (11), 1878-1883.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2015, 2107, 7306-7325.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 5-(4-bromophenyl)oxazole-2-carboxylate Using HRMS and NMR". Chemosphere, 2017, 124, (5), 8205-8221.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2020, 520, 2518-2534.