Thompson G K, Park J H, Davis P L. "一种5-(1-phenyl-1H-pyrazol-4-yl)-1,2-oxazole-4-carboxylic acid的合成方法" [P]. US Patent, US 10140887 B2, 2024-05-02.
Jørgensen K, Martínez F, Nielsen H. "Method for the Synthesis of 5-(1-phenyl-1H-pyrazol-4-yl)-1,2-oxazole-4-carboxylic acid" [P]. European Patent, EP 3215660 A1, 2016-09-16.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of 5-(1-phenyl-1H-pyrazol-4-yl)-1,2-oxazole-4-carboxylic acid in Pharmaceutical Formulations". J. Agric. Food Chem., 2012, 2422, (8), 7481-7503.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of 5-(1-phenyl-1H-pyrazol-4-yl)-1,2-oxazole-4-carboxylic acid as an Impurity". Anal. Chim. Acta, 2020, 413, (7), 2345-2372.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 5-(1-phenyl-1H-pyrazol-4-yl)-1,2-oxazole-4-carboxylic acid Using HRMS and NMR". J. Pharm. Biomed. Anal., 2024, 520, 9505-9535.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate 5-(1-phenyl-1H-pyrazol-4-yl)-1,2-oxazole-4-carboxylic acid Profile in Drug Substances According to ICH Guidelines". Talanta, 2018, 1532, (3), 1069-1095.