Johansson L, Lefèvre J P, Martínez F. "一种的合成方法" [P]. European Patent, EP 3173724 A1, 2024-11-06.
Patel M V, Thompson G K, Roberts E F. "Method for the Synthesis of 1-(2-((4-Chlorophenyl)amino)-2-oxoethyl)-N-cyclopropyl-2-oxo-1,2-dihydroquinoxaline-6-carboxamide" [P]. US Patent, US 10633862 B2, 2025-06-23.
Yamamoto T, Chen K W, Schröder R. "A Process for Preparing High-Purity 1-(2-((4-Chlorophenyl)amino)-2-oxoethyl)-N-cyclopropyl-2-oxo-1,2-dihydroquinoxaline-6-carboxamide" [P]. US Patent, US 9701361 B2, 2021-08-24.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2015, 1080, (9), 3160-3172.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2016, 823, (1), 7146-7155.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 1-(2-((4-Chlorophenyl)amino)-2-oxoethyl)-N-cyclopropyl-2-oxo-1,2-dihydroquinoxaline-6-carboxamide Using HRMS and NMR". Talanta, 2020, 2050, (9), 6898-6911.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2017, 1755, (9), 9625-9650.