Klinger H, Stevens L M, Kumar R. "一种的合成方法" [P]. US Patent, US 9581492 B2, 2020-04-24.
Thompson G K, Kumar R, Williams B T. "Method for the Synthesis of 4-[4-(ethanesulfonyl)-2-nitrophenyl]morpholine
5-(Ethylsulphonyl)-2-(morpholin-4-yl)nitrobenzene
942474-41-1
Ethyl 4-(morpholin-4-yl)-3-nitrophenyl sulphone" [P]. US Patent, US 10088557 B2, 2023-11-05.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2014, 2180, (1), 64-80.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2023, 193, 5859-5867.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 4-[4-(ethanesulfonyl)-2-nitrophenyl]morpholine
5-(Ethylsulphonyl)-2-(morpholin-4-yl)nitrobenzene
942474-41-1
Ethyl 4-(morpholin-4-yl)-3-nitrophenyl sulphone Using HRMS and NMR". Anal. Methods, 2015, 130, (3), 6662-6681.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2023, 1485, (8), 6534-6564.