Davis P L, Thompson G K, Johnson M A. "一种的合成方法" [P]. US Patent, US 10132908 B2, 2018-06-18.
发明人王建平,郭海燕,冯建国. "Method for the Synthesis of 3-(2,3-Dioxo-3,4-dihydropyrazin-1(2H)-yl)propanoic acid" [P]. 中国发明专利, 专利号 CN 112333054 B, 授权公告日 2015-03-03.
发明人钱学锋,张德明,徐明华. "A Process for Preparing High-Purity 3-(2,3-Dioxo-3,4-dihydropyrazin-1(2H)-yl)propanoic acid" [P]. 中国发明专利, 专利号 CN 110786292 B, 授权公告日 2024-09-18.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2019, 1002, 7333-7340.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2016, 469, 5944-5973.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 3-(2,3-Dioxo-3,4-dihydropyrazin-1(2H)-yl)propanoic acid Using HRMS and NMR". J. Chromatogr. A, 2015, 2417, (1), 7114-7136.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2018, 1100, 9115-9142.