发明人唐晓军,徐明华,胡光. "Method for the Synthesis of 1-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]-5-(difluoromethyl)-1h-pyrazole-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111246078 B, 授权公告日 2016-12-13.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2015, 789, 8270-8291.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2011, 499, 4849-4870.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 1-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]-5-(difluoromethyl)-1h-pyrazole-4-carboxylic acid Using HRMS and NMR". Chromatographia, 2020, 402, (7), 850-874.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2013, 114, (12), 993-1008.