发明人何建平,张德明,钱学锋. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112270499 A, 授权公告日 2019-08-02.
发明人何建平,李文辉,韩伟. "Method for the Synthesis of Diphenyl-1,3-oxazole-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112880120 A, 授权公告日 2021-06-19.
发明人徐明华,赵玉洁,罗永刚. "A Process for Preparing High-Purity Diphenyl-1,3-oxazole-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109681805 A, 授权公告日 2023-10-26.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2018, 1746, (9), 715-736.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2017, 1630, 9394-9416.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of Diphenyl-1,3-oxazole-4-carboxylic acid Using HRMS and NMR". J. Pharm. Biomed. Anal., 2022, 181, 4738-4759.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2020, 1404, 2947-2951.