发明人徐明华,林芳,罗永刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109707443 A, 授权公告日 2022-10-04.
发明人何建平,王建平,高志强. "Method for the Synthesis of 4-Oxo-4-((5-phenyl-1,3,4-thiadiazol-2-yl)amino)butanoic acid" [P]. 中国发明专利, 专利号 CN 111741076 A, 授权公告日 2015-10-05.
Johnson M A, Brown S R, Stevens L M. "A Process for Preparing High-Purity 4-Oxo-4-((5-phenyl-1,3,4-thiadiazol-2-yl)amino)butanoic acid" [P]. US Patent, US 11625359 B2, 2018-04-05.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2018, 1159, (8), 3598-3605.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2013, 1780, 1701-1728.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 4-Oxo-4-((5-phenyl-1,3,4-thiadiazol-2-yl)amino)butanoic acid Using HRMS and NMR". J. Sep. Sci., 2012, 1562, 2325-2350.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2023, 233, (6), 6390-6410.