发明人赵玉洁,郑宇鹏,李文辉. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117090000 A, 授权公告日 2025-03-03.
发明人马晓峰,郑宇鹏,黄志刚. "Method for the Synthesis of 6-Oxo-1,6-dihydropyrazine-2-carboxamide" [P]. 中国发明专利, 专利号 CN 115719097 B, 授权公告日 2017-01-06.
Fischer A B, Klinger H, Johnson M A. "A Process for Preparing High-Purity 6-Oxo-1,6-dihydropyrazine-2-carboxamide" [P]. US Patent, US 11341718 B2, 2017-07-11.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2014, 1725, (10), 1715-1736.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2012, 2293, (6), 8111-8118.