发明人胡光,唐晓军,孙丽萍. "Method for the Synthesis of N-(2-Fluorophenyl)-2-((7-methyl-4-oxo-8-phenyl-3,4-dihydropyrazolo[1,5-a][1,3,5]triazin-2-yl)thio)acetamide" [P]. 中国发明专利, 专利号 CN 111481007 A, 授权公告日 2019-10-15.
发明人郑宇鹏,郭海燕,刘建华. "A Process for Preparing High-Purity N-(2-Fluorophenyl)-2-((7-methyl-4-oxo-8-phenyl-3,4-dihydropyrazolo[1,5-a][1,3,5]triazin-2-yl)thio)acetamide" [P]. 中国发明专利, 专利号 CN 109080450 A, 授权公告日 2024-03-14.
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". J. Sep. Sci., 2015, 1629, (9), 881-885.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2010, 750, 8512-8516.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of N-(2-Fluorophenyl)-2-((7-methyl-4-oxo-8-phenyl-3,4-dihydropyrazolo[1,5-a][1,3,5]triazin-2-yl)thio)acetamide Using HRMS and NMR". Molecules, 2015, 2213, 2759-2764.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2018, 2277, 3770-3775.