Stevens L M, Patel M V, Klinger H. "一种的合成方法" [P]. US Patent, US 9977834 B2, 2017-01-18.
Patel M V, O'Brien P Q, Anderson J P. "Method for the Synthesis of 5-(Naphthalen-2-yl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-2-carboxylic acid" [P]. US Patent, US 10892443 B2, 2022-06-10.
发明人沈红梅,韩伟,孙丽萍. "A Process for Preparing High-Purity 5-(Naphthalen-2-yl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108315854 A, 授权公告日 2024-08-17.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2023, 141, 4596-4626.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2023, 898, 1616-1620.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 5-(Naphthalen-2-yl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-2-carboxylic acid Using HRMS and NMR". Anal. Methods, 2011, 901, (10), 9605-9613.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2017, 280, 1193-1219.