Mueller T C, Nielsen H, Björnsson E. "一种的合成方法" [P]. European Patent, EP 3262163 A1, 2020-02-18.
Yamamoto T, Patel M V, Anderson J P. "Method for the Synthesis of 2-Amino-4-methyl-1H-imidazole-5-carboxylic acid hydrate" [P]. US Patent, US 9607100 B2, 2017-09-11.
发明人林芳,唐晓军,李文辉. "A Process for Preparing High-Purity 2-Amino-4-methyl-1H-imidazole-5-carboxylic acid hydrate" [P]. 中国发明专利, 专利号 CN 113823111 B, 授权公告日 2018-08-14.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2022, 1114, 4876-4898.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2011, 1440, 1735-1763.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 2-Amino-4-methyl-1H-imidazole-5-carboxylic acid hydrate Using HRMS and NMR". Talanta, 2018, 1256, (12), 5275-5289.