发明人陈志强,何建平,郭海燕. "Method for the Synthesis of 2-chloro-N4-(3-oxa-8-azabicyclo[3.2.1]octan-8-yl)pyrimidine-4,5-diamine" [P]. 中国发明专利, 专利号 CN 109272900 A, 授权公告日 2018-11-03.
发明人陈志强,周伟,林芳. "A Process for Preparing High-Purity 2-chloro-N4-(3-oxa-8-azabicyclo[3.2.1]octan-8-yl)pyrimidine-4,5-diamine" [P]. 中国发明专利, 专利号 CN 113933562 B, 授权公告日 2025-04-26.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2022, 1378, (8), 1232-1246.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2025, 2358, 9301-9331.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 2-chloro-N4-(3-oxa-8-azabicyclo[3.2.1]octan-8-yl)pyrimidine-4,5-diamine Using HRMS and NMR". Biomed. Chromatogr., 2016, 1532, 4603-4617.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2017, 2471, 539-558.