Jørgensen K, Nowak P, Rossi M. "一种的合成方法" [P]. European Patent, EP 3843878 A1, 2022-09-01.
Park J H, Williams B T, Hughes D C. "Method for the Synthesis of 1-Methyl-2-oxo-2,3-dihydro-1H-imidazole-4-carboximidamide" [P]. US Patent, US 11237777 B2, 2022-12-10.
发明人钱学锋,王建平,李文辉. "A Process for Preparing High-Purity 1-Methyl-2-oxo-2,3-dihydro-1H-imidazole-4-carboximidamide" [P]. 中国发明专利, 专利号 CN 116467777 A, 授权公告日 2017-11-27.
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". Sci. Total Environ., 2014, 1869, 4182-4193.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2011, 493, 274-281.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 1-Methyl-2-oxo-2,3-dihydro-1H-imidazole-4-carboximidamide Using HRMS and NMR". Anal. Chem., 2023, 1500, (1), 1031-1051.