发明人郑宇鹏,孙丽萍,杨光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114776476 A, 授权公告日 2015-01-13.
发明人罗永刚,张德明,胡光. "Method for the Synthesis of 2-(4-Butyl-4-methyl-2,5-dioxoimidazolidin-1-yl)propanoic acid" [P]. 中国发明专利, 专利号 CN 113675433 B, 授权公告日 2016-06-10.
Schröder R, Chen K W, Klinger H. "A Process for Preparing High-Purity 2-(4-Butyl-4-methyl-2,5-dioxoimidazolidin-1-yl)propanoic acid" [P]. US Patent, US 10235823 B2, 2025-03-17.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2024, 2479, (12), 931-935.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2023, 1687, 1207-1235.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 2-(4-Butyl-4-methyl-2,5-dioxoimidazolidin-1-yl)propanoic acid Using HRMS and NMR". Chromatographia, 2023, 137, (1), 5645-5650.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2010, 679, (1), 1986-2016.