发明人罗永刚,赵玉洁,周伟. "Method for the Synthesis of 9-((2R,4S,5R)-4-Hydroxy-5-((trityloxy)methyl)tetrahydrofuran-2-yl)-3,9-dihydro-6H-purin-6-one" [P]. 中国发明专利, 专利号 CN 113099705 A, 授权公告日 2020-05-07.
发明人胡光,朱建伟,韩伟. "A Process for Preparing High-Purity 9-((2R,4S,5R)-4-Hydroxy-5-((trityloxy)methyl)tetrahydrofuran-2-yl)-3,9-dihydro-6H-purin-6-one" [P]. 中国发明专利, 专利号 CN 109932637 A, 授权公告日 2015-02-01.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2024, 1174, 7100-7105.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2011, 1181, 2018-2040.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 9-((2R,4S,5R)-4-Hydroxy-5-((trityloxy)methyl)tetrahydrofuran-2-yl)-3,9-dihydro-6H-purin-6-one Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2015, 1649, 3292-3307.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2010, 2148, (9), 850-872.