发明人马晓峰,黄志刚,周伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114805392 A, 授权公告日 2019-04-27.
发明人李文辉,周伟,韩伟. "Method for the Synthesis of 3-Morpholin-4-ylpyrazine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112505405 A, 授权公告日 2019-08-17.
发明人郑宇鹏,朱建伟,韩伟. "A Process for Preparing High-Purity 3-Morpholin-4-ylpyrazine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108774614 A, 授权公告日 2023-02-28.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2016, 503, 3924-3928.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2011, 788, (7), 6847-6860.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 3-Morpholin-4-ylpyrazine-2-carboxylic acid Using HRMS and NMR". Biomed. Chromatogr., 2011, 1843, (11), 7701-7721.