发明人周伟,朱建伟,高志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114600448 A, 授权公告日 2018-04-21.
Brown S R, Fischer A B, Park J H. "Method for the Synthesis of 2-Amino-7-((2-hydroxyethoxy)methyl)-4-oxo-4,7-dihydro-3H-pyrrolo[2,3-d]pyrimidine-5-carboxamide" [P]. US Patent, US 11088347 B2, 2021-09-17.
发明人胡光,马晓峰,冯建国. "A Process for Preparing High-Purity 2-Amino-7-((2-hydroxyethoxy)methyl)-4-oxo-4,7-dihydro-3H-pyrrolo[2,3-d]pyrimidine-5-carboxamide" [P]. 中国发明专利, 专利号 CN 112363678 B, 授权公告日 2023-07-25.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2012, 1306, (11), 3809-3822.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2022, 94, 6373-6380.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 2-Amino-7-((2-hydroxyethoxy)methyl)-4-oxo-4,7-dihydro-3H-pyrrolo[2,3-d]pyrimidine-5-carboxamide Using HRMS and NMR". Environ. Sci. Technol., 2014, 1095, (7), 5116-5125.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2022, 1771, 2524-2535.