发明人李文辉,林芳,赵玉洁. "Method for the Synthesis of 5-((5-Amino-4-((cyclohexylmethyl)amino)pyridin-2-yl)amino)pyrazine-2-carbonitrile" [P]. 中国发明专利, 专利号 CN 113392923 B, 授权公告日 2016-09-27.
发明人刘建华,马晓峰,胡光. "A Process for Preparing High-Purity 5-((5-Amino-4-((cyclohexylmethyl)amino)pyridin-2-yl)amino)pyrazine-2-carbonitrile" [P]. 中国发明专利, 专利号 CN 113391047 A, 授权公告日 2020-09-28.
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". Rapid Commun. Mass Spectrom., 2011, 2146, 3563-3575.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2015, 2288, 5887-5911.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 5-((5-Amino-4-((cyclohexylmethyl)amino)pyridin-2-yl)amino)pyrazine-2-carbonitrile Using HRMS and NMR". Food Chem., 2018, 2330, (4), 5425-5432.