发明人李文辉,何建平,马晓峰. "Method for the Synthesis of 4-[3-(Methoxycarbonyl)-5-(thiophen-2-yl)-1h-pyrazol-1-yl]benzoic acid" [P]. 中国发明专利, 专利号 CN 115213343 B, 授权公告日 2016-05-02.
发明人林芳,刘建华,冯建国. "A Process for Preparing High-Purity 4-[3-(Methoxycarbonyl)-5-(thiophen-2-yl)-1h-pyrazol-1-yl]benzoic acid" [P]. 中国发明专利, 专利号 CN 110744317 B, 授权公告日 2023-10-19.
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". Anal. Methods, 2015, 867, 2297-2319.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2011, 784, 1995-2014.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of 4-[3-(Methoxycarbonyl)-5-(thiophen-2-yl)-1h-pyrazol-1-yl]benzoic acid Using HRMS and NMR". Environ. Sci. Technol., 2025, 2149, (1), 9436-9459.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2025, 1381, (12), 4360-4372.