发明人罗永刚,何建平,郭海燕. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116016322 A, 授权公告日 2022-01-12.
发明人张德明,郭海燕,冯建国. "Method for the Synthesis of 2-chloropyrido[3,4-b]pyrazine" [P]. 中国发明专利, 专利号 CN 109026824 A, 授权公告日 2016-03-20.
Fischer A B, Stevens L M, Mueller T. "A Process for Preparing High-Purity 2-chloropyrido[3,4-b]pyrazine" [P]. US Patent, US 10703149 B2, 2016-01-20.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2023, 2463, (11), 6088-6101.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2014, 1113, 3859-3862.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 2-chloropyrido[3,4-b]pyrazine Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2018, 2313, 1295-1319.