发明人马晓峰,林芳,沈红梅. "Method for the Synthesis of 2-[(2-hydroxyphenyl)amino]pyridine-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 114580843 B, 授权公告日 2022-03-17.
发明人何建平,罗永刚,陈志强. "A Process for Preparing High-Purity 2-[(2-hydroxyphenyl)amino]pyridine-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 117933775 B, 授权公告日 2021-01-27.
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 2-[(2-hydroxyphenyl)amino]pyridine-3-carbonitrile in Pharmaceutical Formulations". J. Sep. Sci., 2021, 2435, (6), 7894-7914.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of 2-[(2-hydroxyphenyl)amino]pyridine-3-carbonitrile as an Impurity". Phytochemistry, 2019, 2457, (9), 9814-9837.