Stevens L M, Williams B T, Yamamoto T. "Method for the Synthesis of (7-Amino-3-((tetrahydrofuran-2-yl)methyl)-3H-[1,2,3]triazolo[4,5-d]pyrimidin-5-yl)methanol" [P]. US Patent, US 9762430 B2, 2017-04-18.
O'Brien P Q, Anderson J P, Brown S R. "A Process for Preparing High-Purity (7-Amino-3-((tetrahydrofuran-2-yl)methyl)-3H-[1,2,3]triazolo[4,5-d]pyrimidin-5-yl)methanol" [P]. US Patent, US 9259397 B2, 2020-04-02.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2012, 2276, (9), 2539-2557.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2019, 1522, (7), 1274-1289.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of (7-Amino-3-((tetrahydrofuran-2-yl)methyl)-3H-[1,2,3]triazolo[4,5-d]pyrimidin-5-yl)methanol Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2015, 2118, 5167-5178.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2018, 1174, (10), 6397-6402.