Johnson M A, Chen K W, Anderson J P. "一种的合成方法" [P]. US Patent, US 11566960 B2, 2022-07-19.
Björnsson E, Johansson L, Mueller T C. "Method for the Synthesis of 4-((2-Bromophenyl)sulfonyl)piperazin-2-one" [P]. European Patent, EP 3631126 A1, 2022-07-15.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2018, 428, (12), 2072-2092.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2010, 552, 6029-6058.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 4-((2-Bromophenyl)sulfonyl)piperazin-2-one Using HRMS and NMR". Molecules, 2024, 2105, (12), 8041-8062.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2014, 2420, (5), 4272-4291.