Chen K W, Kumar R, Lee S K. "一种的合成方法" [P]. US Patent, US 9271325 B2, 2017-11-06.
发明人马晓峰,朱建伟,周伟. "Method for the Synthesis of 6-Chloro-1-(1-ethylpiperidin-3-yl)-1H-pyrazolo[3,4-d]pyrimidine" [P]. 中国发明专利, 专利号 CN 108425867 A, 授权公告日 2020-08-09.
发明人何建平,徐明华,钱学锋. "A Process for Preparing High-Purity 6-Chloro-1-(1-ethylpiperidin-3-yl)-1H-pyrazolo[3,4-d]pyrimidine" [P]. 中国发明专利, 专利号 CN 110959314 B, 授权公告日 2021-03-10.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2025, 2222, (1), 2788-2818.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2024, 525, (3), 7801-7821.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 6-Chloro-1-(1-ethylpiperidin-3-yl)-1H-pyrazolo[3,4-d]pyrimidine Using HRMS and NMR". J. Nat. Prod., 2019, 2360, (3), 124-133.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2025, 1183, 4573-4601.