发明人冯建国,李文辉,张德明. "Method for the Synthesis of 5-Amino-1-(dimethylamino)-2-methyl-1H-imidazole-4-carboxamide" [P]. 中国发明专利, 专利号 CN 112247641 A, 授权公告日 2021-07-04.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2023, 1152, (12), 4749-4763.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2012, 1338, 3378-3387.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 5-Amino-1-(dimethylamino)-2-methyl-1H-imidazole-4-carboxamide Using HRMS and NMR". J. Sep. Sci., 2024, 2112, (6), 357-384.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2021, 1124, (9), 5672-5698.