发明人杨光,朱建伟,沈红梅. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112521269 A, 授权公告日 2024-05-03.
发明人韩伟,沈红梅,高志强. "Method for the Synthesis of 2-ethyl-1,3-oxazole-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108611796 A, 授权公告日 2023-02-19.
发明人唐晓军,李文辉,孙丽萍. "A Process for Preparing High-Purity 2-ethyl-1,3-oxazole-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111601198 B, 授权公告日 2018-08-21.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2024, 1305, (1), 7288-7307.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2020, 979, (10), 3017-3032.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 2-ethyl-1,3-oxazole-5-carboxylic acid Using HRMS and NMR". Chemosphere, 2019, 574, 3863-3888.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2025, 1061, (4), 4812-4838.