发明人李文辉,郭海燕,罗永刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111359394 A, 授权公告日 2020-11-05.
发明人陈志强,唐晓军,张德明. "Method for the Synthesis of 2-(2-Imino-4,6-dioxotetrahydropyrimidin-1(2H)-yl)propanoic acid" [P]. 中国发明专利, 专利号 CN 112330043 A, 授权公告日 2016-05-23.
发明人高志强,朱建伟,何建平. "A Process for Preparing High-Purity 2-(2-Imino-4,6-dioxotetrahydropyrimidin-1(2H)-yl)propanoic acid" [P]. 中国发明专利, 专利号 CN 109073579 A, 授权公告日 2022-07-17.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2013, 808, 6241-6268.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2011, 1239, 7671-7687.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 2-(2-Imino-4,6-dioxotetrahydropyrimidin-1(2H)-yl)propanoic acid Using HRMS and NMR". Biomed. Chromatogr., 2019, 712, (6), 5446-5462.