发明人杨光,李文辉,周伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113277428 A, 授权公告日 2025-05-05.
发明人王建平,高志强,李文辉. "Method for the Synthesis of 6-Amino-2-oxo-4-phenyl-1,2-dihydropyridine-3,5-dicarbonitrile" [P]. 中国发明专利, 专利号 CN 115005767 A, 授权公告日 2016-04-13.
发明人李文辉,刘建华,陈志强. "A Process for Preparing High-Purity 6-Amino-2-oxo-4-phenyl-1,2-dihydropyridine-3,5-dicarbonitrile" [P]. 中国发明专利, 专利号 CN 110936939 A, 授权公告日 2021-07-11.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2019, 2195, 7418-7444.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2019, 1574, 7-26.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 6-Amino-2-oxo-4-phenyl-1,2-dihydropyridine-3,5-dicarbonitrile Using HRMS and NMR". Sci. Total Environ., 2015, 1715, (12), 8278-8292.