发明人王建平,郑宇鹏,陈志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112530496 A, 授权公告日 2021-05-20.
Davis P L, Yamamoto T, Williams B T. "Method for the Synthesis of (S)-2-(5,7-Dioxo-5,7-dihydro-6h-pyrrolo[3,4-b]pyrazin-6-yl)propanoic acid" [P]. US Patent, US 9915661 B2, 2020-09-08.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2014, 165, (10), 3316-3324.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2013, 920, (11), 2323-2336.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of (S)-2-(5,7-Dioxo-5,7-dihydro-6h-pyrrolo[3,4-b]pyrazin-6-yl)propanoic acid Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2017, 1451, 6514-6529.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2012, 2316, (3), 4222-4246.