发明人郑宇鹏,沈红梅,黄志刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112516425 A, 授权公告日 2022-03-02.
Sørensen M, Johansson L, Rossi M. "Method for the Synthesis of 5-Phenyl-2-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-7-carboxylic acid" [P]. European Patent, EP 3545880 A1, 2018-03-27.
发明人张德明,李文辉,王建平. "A Process for Preparing High-Purity 5-Phenyl-2-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-7-carboxylic acid" [P]. 中国发明专利, 专利号 CN 110469851 A, 授权公告日 2019-02-24.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2018, 546, 7880-7903.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2020, 2099, (6), 7540-7555.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 5-Phenyl-2-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-7-carboxylic acid Using HRMS and NMR". Biomed. Chromatogr., 2017, 1728, 451-465.