Johnson M A, Chen K W, Klinger H. "一种的合成方法" [P]. US Patent, US 10923386 B2, 2017-11-11.
发明人张德明,唐晓军,赵玉洁. "Method for the Synthesis of 2-((4-Hydroxy-4-(pyridin-3-yl)butyl)amino)-9-((2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-1H-purin-6(9H)-one" [P]. 中国发明专利, 专利号 CN 115036851 A, 授权公告日 2025-12-06.
发明人沈红梅,杨光,冯建国. "A Process for Preparing High-Purity 2-((4-Hydroxy-4-(pyridin-3-yl)butyl)amino)-9-((2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-1H-purin-6(9H)-one" [P]. 中国发明专利, 专利号 CN 114839167 B, 授权公告日 2021-06-06.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2013, 951, (9), 7143-7164.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2023, 535, 5094-5108.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 2-((4-Hydroxy-4-(pyridin-3-yl)butyl)amino)-9-((2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-1H-purin-6(9H)-one Using HRMS and NMR". Biomed. Chromatogr., 2018, 1611, (12), 8211-8221.