发明人陈志强,冯建国,马晓峰. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112582300 A, 授权公告日 2018-11-10.
发明人林芳,张德明,罗永刚. "Method for the Synthesis of 4-((2-Acetyl-5-(tert-butyl)thiophen-3-yl)amino)-4-oxobutanoic acid" [P]. 中国发明专利, 专利号 CN 113985902 B, 授权公告日 2016-06-22.
发明人陈志强,马晓峰,钱学锋. "A Process for Preparing High-Purity 4-((2-Acetyl-5-(tert-butyl)thiophen-3-yl)amino)-4-oxobutanoic acid" [P]. 中国发明专利, 专利号 CN 112016234 A, 授权公告日 2020-02-28.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2022, 1874, (11), 2862-2874.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2021, 2353, (8), 1028-1056.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 4-((2-Acetyl-5-(tert-butyl)thiophen-3-yl)amino)-4-oxobutanoic acid Using HRMS and NMR". J. Chromatogr. A, 2020, 2083, (9), 6345-6375.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2019, 1755, 7948-7957.