Thompson G K, Kumar R, O'Brien P Q. "一种的合成方法" [P]. US Patent, US 11697808 B2, 2024-04-22.
发明人郭海燕,郑宇鹏,罗永刚. "Method for the Synthesis of (1S,2R,4R)-4-(6-amino-9H-purin-9-yl)-2-(hydroxymethyl)cyclopentanol(relative)" [P]. 中国发明专利, 专利号 CN 115650544 B, 授权公告日 2020-12-19.
发明人马晓峰,黄志刚,孙丽萍. "A Process for Preparing High-Purity (1S,2R,4R)-4-(6-amino-9H-purin-9-yl)-2-(hydroxymethyl)cyclopentanol(relative)" [P]. 中国发明专利, 专利号 CN 111938185 B, 授权公告日 2023-06-08.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2020, 2195, 1716-1734.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2012, 841, (3), 3994-4023.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of (1S,2R,4R)-4-(6-amino-9H-purin-9-yl)-2-(hydroxymethyl)cyclopentanol(relative) Using HRMS and NMR". Chemosphere, 2011, 718, (8), 5843-5848.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2017, 1402, 6013-6021.