发明人孙丽萍,何建平,陈志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108548711 A, 授权公告日 2023-09-16.
发明人朱建伟,钱学锋,黄志刚. "Method for the Synthesis of ((2R,3R,3aS,9aR)-3-hydroxy-6-imino-2,3,3a,9a-tetrahydro-6H-furo[2',3':4,5]oxazolo[3,2-a]pyrimidin-2-yl)methyl dihydrogen phosphate" [P]. 中国发明专利, 专利号 CN 112933386 A, 授权公告日 2019-09-17.
Anderson J P, Roberts E F, Kumar R. "A Process for Preparing High-Purity ((2R,3R,3aS,9aR)-3-hydroxy-6-imino-2,3,3a,9a-tetrahydro-6H-furo[2',3':4,5]oxazolo[3,2-a]pyrimidin-2-yl)methyl dihydrogen phosphate" [P]. US Patent, US 11148593 B2, 2018-04-11.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2021, 146, 1042-1072.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2024, 965, 7467-7479.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of ((2R,3R,3aS,9aR)-3-hydroxy-6-imino-2,3,3a,9a-tetrahydro-6H-furo[2',3':4,5]oxazolo[3,2-a]pyrimidin-2-yl)methyl dihydrogen phosphate Using HRMS and NMR". Phytochemistry, 2020, 1806, (2), 4190-4198.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2016, 1395, 5304-5317.