发明人高志强,陈志强,郑宇鹏. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114059875 A, 授权公告日 2019-12-03.
发明人郭海燕,周伟,孙丽萍. "Method for the Synthesis of 7-Methyl-6,7-dihydroimidazo[1,2-a]pyrazin-8(5H)-one" [P]. 中国发明专利, 专利号 CN 116049331 B, 授权公告日 2021-04-13.
发明人胡光,刘建华,李文辉. "A Process for Preparing High-Purity 7-Methyl-6,7-dihydroimidazo[1,2-a]pyrazin-8(5H)-one" [P]. 中国发明专利, 专利号 CN 113035510 A, 授权公告日 2025-10-14.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2012, 2157, (6), 7301-7304.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2019, 616, (9), 9972-9998.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 7-Methyl-6,7-dihydroimidazo[1,2-a]pyrazin-8(5H)-one Using HRMS and NMR". J. Chromatogr. A, 2015, 2201, 6520-6541.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2016, 1539, (8), 1156-1159.