Nowak P, Johansson L, Rossi M. "一种的合成方法" [P]. European Patent, EP 3878465 A1, 2015-07-05.
Anderson J P, Williams B T, Thompson G K. "Method for the Synthesis of 2-(4-Methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl)propanoic acid" [P]. US Patent, US 10640396 B2, 2015-08-12.
发明人胡光,孙丽萍,唐晓军. "A Process for Preparing High-Purity 2-(4-Methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl)propanoic acid" [P]. 中国发明专利, 专利号 CN 111131732 A, 授权公告日 2016-06-21.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2010, 1316, (9), 8535-8556.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2011, 307, (7), 3819-3829.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 2-(4-Methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl)propanoic acid Using HRMS and NMR". Anal. Methods, 2021, 1372, (12), 6972-6998.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2020, 1633, (7), 9414-9423.