Johansson L, Lefèvre J P, Björnsson E. "一种6-氯吡嗪-2-甲酰胺的合成方法" [P]. European Patent, EP 3278142 A1, 2020-02-22.
发明人朱建伟,周伟,韩伟. "Method for the Synthesis of 6-Chloropyrazine-2-carboxamide" [P]. 中国发明专利, 专利号 CN 109270842 B, 授权公告日 2017-08-20.
发明人朱建伟,钱学锋,高志强. "A Process for Preparing High-Purity 6-Chloropyrazine-2-carboxamide" [P]. 中国发明专利, 专利号 CN 110817672 A, 授权公告日 2015-08-18.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of 6-氯吡嗪-2-甲酰胺 in Pharmaceutical Formulations". J. Nat. Prod., 2011, 960, (7), 8018-8027.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of 6-氯吡嗪-2-甲酰胺 as an Impurity". Rapid Commun. Mass Spectrom., 2016, 1647, 8175-8182.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 6-Chloropyrazine-2-carboxamide Using HRMS and NMR". J. Sep. Sci., 2020, 1527, 4378-4386.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate 6-氯吡嗪-2-甲酰胺 Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2025, 2269, (9), 8541-8548.