O'Brien P Q, Chen K W, Thompson G K. "一种的合成方法" [P]. US Patent, US 10747370 B2, 2015-08-21.
发明人徐明华,朱建伟,陈志强. "Method for the Synthesis of 5-formamido-1H-imidazole-4-carboxamide hydrochloride" [P]. 中国发明专利, 专利号 CN 111792088 B, 授权公告日 2019-04-11.
Davis P L, Yamamoto T, Klinger H. "A Process for Preparing High-Purity 5-formamido-1H-imidazole-4-carboxamide hydrochloride" [P]. US Patent, US 9479655 B2, 2023-03-19.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2015, 858, 6614-6631.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2019, 2327, (8), 1300-1327.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 5-formamido-1H-imidazole-4-carboxamide hydrochloride Using HRMS and NMR". J. Sep. Sci., 2023, 133, 8295-8321.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2015, 1127, 9815-9826.