Davis P L, Roberts E F, Thompson G K. "一种的合成方法" [P]. US Patent, US 9541960 B2, 2018-06-19.
发明人孙丽萍,冯建国,杨光. "Method for the Synthesis of 7-Bromo-2,3-dichloropyrido[3,4-b]pyrazine" [P]. 中国发明专利, 专利号 CN 115217167 A, 授权公告日 2019-02-08.
发明人韩伟,郭海燕,高志强. "A Process for Preparing High-Purity 7-Bromo-2,3-dichloropyrido[3,4-b]pyrazine" [P]. 中国发明专利, 专利号 CN 117033368 B, 授权公告日 2023-04-04.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2016, 938, (10), 1664-1667.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2013, 1108, (1), 2284-2302.