Johansson L, Rossi M, Kowalski A. "一种的合成方法" [P]. European Patent, EP 3544074 A1, 2017-07-06.
发明人孙丽萍,周伟,刘建华. "Method for the Synthesis of 5-Methyl-4-((4-(trifluoromethoxy)phenyl)carbamoyl)oxazole-3(2H)-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108819043 A, 授权公告日 2019-08-06.
Yamamoto T, Park J H, Patel M V. "A Process for Preparing High-Purity 5-Methyl-4-((4-(trifluoromethoxy)phenyl)carbamoyl)oxazole-3(2H)-carboxylic acid" [P]. US Patent, US 11261306 B2, 2025-04-20.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2022, 1641, 1005-1032.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2024, 1998, (10), 6631-6657.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 5-Methyl-4-((4-(trifluoromethoxy)phenyl)carbamoyl)oxazole-3(2H)-carboxylic acid Using HRMS and NMR". Chemosphere, 2011, 1499, (8), 2366-2382.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2014, 1751, 9561-9564.