发明人郭海燕,孙丽萍,沈红梅. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113734761 A, 授权公告日 2021-05-23.
发明人陈志强,王建平,张德明. "Method for the Synthesis of N-(5-Bromo-3-(difluoromethoxy)pyrazin-2-yl)acetamide" [P]. 中国发明专利, 专利号 CN 111245479 A, 授权公告日 2016-02-12.
发明人钱学锋,郭海燕,朱建伟. "A Process for Preparing High-Purity N-(5-Bromo-3-(difluoromethoxy)pyrazin-2-yl)acetamide" [P]. 中国发明专利, 专利号 CN 114547697 B, 授权公告日 2021-08-20.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2015, 2460, 9691-9717.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2019, 644, (2), 458-483.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of N-(5-Bromo-3-(difluoromethoxy)pyrazin-2-yl)acetamide Using HRMS and NMR". Chromatographia, 2021, 178, 9784-9791.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2011, 2391, (1), 1357-1363.