Nielsen H, Nowak P, Sørensen M. "一种的合成方法" [P]. European Patent, EP 3003083 A1, 2023-05-10.
发明人冯建国,胡光,罗永刚. "Method for the Synthesis of 1,5-Dimethyl-2-oxo-2,3-dihydro-1H-imidazole-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116884932 A, 授权公告日 2017-11-09.
发明人李文辉,高志强,罗永刚. "A Process for Preparing High-Purity 1,5-Dimethyl-2-oxo-2,3-dihydro-1H-imidazole-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 110044374 A, 授权公告日 2016-10-19.
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". Phytochemistry, 2022, 1467, (2), 11-27.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2011, 1569, (6), 1498-1515.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 1,5-Dimethyl-2-oxo-2,3-dihydro-1H-imidazole-4-carboxylic acid Using HRMS and NMR". Chromatographia, 2024, 1303, 3528-3556.