发明人刘建华,孙丽萍,冯建国. "Method for the Synthesis of 4-(5-{[(4-Methylphenyl)amino]carbonyl}-1,3,4-thiadiazol-2-yl)butanoic acid" [P]. 中国发明专利, 专利号 CN 108313992 A, 授权公告日 2019-12-13.
发明人杨光,赵玉洁,唐晓军. "A Process for Preparing High-Purity 4-(5-{[(4-Methylphenyl)amino]carbonyl}-1,3,4-thiadiazol-2-yl)butanoic acid" [P]. 中国发明专利, 专利号 CN 108526553 A, 授权公告日 2023-02-22.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2024, 431, (1), 4358-4369.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2017, 2068, (8), 6179-6205.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 4-(5-{[(4-Methylphenyl)amino]carbonyl}-1,3,4-thiadiazol-2-yl)butanoic acid Using HRMS and NMR". J. Agric. Food Chem., 2024, 1913, (5), 4578-4591.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2025, 700, 478-484.