发明人刘建华,胡光,罗永刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112031949 A, 授权公告日 2022-04-24.
发明人郑宇鹏,刘建华,罗永刚. "Method for the Synthesis of 4,6-dichloro-1-(trideuteriomethyl)pyrazolo[3,4-d]pyrimidine" [P]. 中国发明专利, 专利号 CN 110771203 B, 授权公告日 2021-11-12.
Johansson L, Jørgensen K, Rossi M. "A Process for Preparing High-Purity 4,6-dichloro-1-(trideuteriomethyl)pyrazolo[3,4-d]pyrimidine" [P]. European Patent, EP 3891013 A1, 2021-03-25.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2017, 2316, 1385-1392.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2018, 1849, 1519-1525.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 4,6-dichloro-1-(trideuteriomethyl)pyrazolo[3,4-d]pyrimidine Using HRMS and NMR". Chromatographia, 2021, 1060, (6), 7876-7890.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2015, 357, (1), 9143-9164.