Schröder R, Chen K W, Roberts E F. "一种的合成方法" [P]. US Patent, US 9389592 B2, 2017-07-08.
发明人陈志强,孙丽萍,钱学锋. "Method for the Synthesis of 3-(4-Acetamidophenyl)pyrazine 1-oxide" [P]. 中国发明专利, 专利号 CN 116480543 A, 授权公告日 2022-09-25.
发明人陈志强,钱学锋,朱建伟. "A Process for Preparing High-Purity 3-(4-Acetamidophenyl)pyrazine 1-oxide" [P]. 中国发明专利, 专利号 CN 111042150 B, 授权公告日 2017-06-11.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2023, 2131, 3801-3827.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2015, 1751, 7935-7939.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 3-(4-Acetamidophenyl)pyrazine 1-oxide Using HRMS and NMR". Anal. Methods, 2019, 617, (3), 7536-7545.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2018, 1402, (3), 6768-6789.