发明人郑宇鹏,孙丽萍,马晓峰. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 110620329 A, 授权公告日 2023-11-26.
Davis P L, Park J H, Stevens L M. "Method for the Synthesis of 6-Chloro-1H-pyrazolo[3,4-d]pyrimidin-4(2H)-one" [P]. US Patent, US 11829343 B2, 2020-09-01.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2013, 1130, 5516-5535.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2024, 881, (8), 3313-3343.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 6-Chloro-1H-pyrazolo[3,4-d]pyrimidin-4(2H)-one Using HRMS and NMR". J. Agric. Food Chem., 2019, 446, (7), 9241-9260.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2019, 1980, 200-206.