发明人朱建伟,郑宇鹏,罗永刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114224635 A, 授权公告日 2025-07-18.
发明人唐晓军,杨光,孙丽萍. "Method for the Synthesis of 3-Chloro-6-methylpyrazine-2-carbonitrile" [P]. 中国发明专利, 专利号 CN 108644236 A, 授权公告日 2018-03-11.
发明人马晓峰,刘建华,赵玉洁. "A Process for Preparing High-Purity 3-Chloro-6-methylpyrazine-2-carbonitrile" [P]. 中国发明专利, 专利号 CN 109752837 A, 授权公告日 2025-04-15.
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". J. Chromatogr. A, 2011, 396, (3), 7513-7523.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2017, 881, (9), 5714-5729.