发明人王建平,冯建国,郭海燕. "Method for the Synthesis of Methyl 5-bromo-3-methylpyrazine-2-carboxylate" [P]. 中国发明专利, 专利号 CN 108540067 B, 授权公告日 2024-06-01.
发明人林芳,刘建华,唐晓军. "A Process for Preparing High-Purity Methyl 5-bromo-3-methylpyrazine-2-carboxylate" [P]. 中国发明专利, 专利号 CN 108551006 B, 授权公告日 2019-02-21.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2019, 1117, 6236-6248.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2019, 766, 9440-9465.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 5-bromo-3-methylpyrazine-2-carboxylate Using HRMS and NMR". Molecules, 2013, 1689, (12), 6708-6715.