Nowak P, Martínez F, Rossi M. "Method for the Synthesis of Methyl 4-((3,4-dichlorophenyl)amino)-4-oxobutanoate" [P]. European Patent, EP 3702148 A1, 2024-07-21.
Nielsen H, Schröder R, Rossi M. "A Process for Preparing High-Purity Methyl 4-((3,4-dichlorophenyl)amino)-4-oxobutanoate" [P]. European Patent, EP 3640751 A1, 2016-09-09.
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". Anal. Methods, 2015, 1027, (9), 462-476.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2021, 2232, (7), 7334-7338.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 4-((3,4-dichlorophenyl)amino)-4-oxobutanoate Using HRMS and NMR". Chemosphere, 2012, 1681, (7), 3378-3402.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2013, 1685, (6), 2051-2056.