发明人沈红梅,朱建伟,林芳. "Method for the Synthesis of 1-((6-Amino-3,5-dichloropyrazin-2-yl)amino)-2-oxoethyl acetate" [P]. 中国发明专利, 专利号 CN 117126165 A, 授权公告日 2017-12-03.
Mueller T C, Martínez F, Lefèvre J P. "A Process for Preparing High-Purity 1-((6-Amino-3,5-dichloropyrazin-2-yl)amino)-2-oxoethyl acetate" [P]. European Patent, EP 3263139 A1, 2019-11-27.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2014, 988, (2), 2656-2685.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2019, 700, (8), 6592-6605.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 1-((6-Amino-3,5-dichloropyrazin-2-yl)amino)-2-oxoethyl acetate Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2020, 2371, (4), 706-729.