Brown S R, Park J H, O'Brien P Q. "一种的合成方法" [P]. US Patent, US 11526013 B2, 2020-02-14.
Hughes D C, Stevens L M, Patel M V. "Method for the Synthesis of 4,5-Diamino-6-hydroxypyrimidine" [P]. US Patent, US 10572840 B2, 2017-10-28.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2016, 1582, 685-689.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2018, 447, (10), 2978-2992.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 4,5-Diamino-6-hydroxypyrimidine Using HRMS and NMR". Biomed. Chromatogr., 2010, 792, (7), 3457-3464.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2025, 1531, 1512-1529.