发明人罗永刚,唐晓军,冯建国. "一种6-piperazin-1-yl-9H-purin-2-amine,2HCl的合成方法" [P]. 中国发明专利, 专利号 CN 110338640 A, 授权公告日 2025-10-28.
发明人唐晓军,韩伟,周伟. "Method for the Synthesis of 6-piperazin-1-yl-9H-purin-2-amine,2HCl" [P]. 中国发明专利, 专利号 CN 108811015 B, 授权公告日 2024-09-18.
发明人黄志刚,朱建伟,赵玉洁. "A Process for Preparing High-Purity 6-piperazin-1-yl-9H-purin-2-amine,2HCl" [P]. 中国发明专利, 专利号 CN 113296090 A, 授权公告日 2017-06-12.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of 6-piperazin-1-yl-9H-purin-2-amine,2HCl in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2013, 981, 9784-9789.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of 6-piperazin-1-yl-9H-purin-2-amine,2HCl as an Impurity". Chemosphere, 2022, 1752, 2418-2436.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 6-piperazin-1-yl-9H-purin-2-amine,2HCl Using HRMS and NMR". Talanta, 2014, 691, 7871-7897.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate 6-piperazin-1-yl-9H-purin-2-amine,2HCl Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2016, 726, (6), 9215-9220.