发明人孙丽萍,杨光,沈红梅. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114140173 A, 授权公告日 2021-12-22.
Jørgensen K, Nielsen H, Kowalski A. "Method for the Synthesis of 2-(1-Isopropyl-3,5-dimethyl-1h-pyrazol-4-yl)propanoic acid" [P]. European Patent, EP 3256847 A1, 2015-04-24.
发明人张德明,李文辉,钱学锋. "A Process for Preparing High-Purity 2-(1-Isopropyl-3,5-dimethyl-1h-pyrazol-4-yl)propanoic acid" [P]. 中国发明专利, 专利号 CN 112207857 A, 授权公告日 2017-08-11.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2017, 2052, 7402-7419.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2021, 874, 5997-6019.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 2-(1-Isopropyl-3,5-dimethyl-1h-pyrazol-4-yl)propanoic acid Using HRMS and NMR". Environ. Sci. Technol., 2019, 1523, 8348-8357.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2019, 857, (3), 9003-9021.