发明人冯建国,何建平,张德明. "Method for the Synthesis of 5-Ethyl-4-methyl-1h-imidazole-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 117517591 A, 授权公告日 2025-03-03.
Williams B T, Davis P L, Patel M V. "A Process for Preparing High-Purity 5-Ethyl-4-methyl-1h-imidazole-2-carboxylic acid" [P]. US Patent, US 10715466 B2, 2019-09-01.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2019, 1700, 1195-1212.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2010, 1905, 9458-9486.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 5-Ethyl-4-methyl-1h-imidazole-2-carboxylic acid Using HRMS and NMR". J. Agric. Food Chem., 2014, 2059, 1289-1294.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2024, 512, 9168-9178.