发明人胡光,杨光,周伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116372412 A, 授权公告日 2021-06-24.
发明人冯建国,郭海燕,王建平. "Method for the Synthesis of Methyl 2-(pyrazin-2-yl)pyrimidine-5-carboxylate" [P]. 中国发明专利, 专利号 CN 113057741 B, 授权公告日 2016-08-09.
发明人王建平,罗永刚,唐晓军. "A Process for Preparing High-Purity Methyl 2-(pyrazin-2-yl)pyrimidine-5-carboxylate" [P]. 中国发明专利, 专利号 CN 108939250 A, 授权公告日 2021-07-04.
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". Talanta, 2020, 1723, (9), 1008-1025.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2023, 1797, (8), 8618-8635.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 2-(pyrazin-2-yl)pyrimidine-5-carboxylate Using HRMS and NMR". Chromatographia, 2016, 933, 2442-2453.