Davis P L, Schröder R, Thompson G K. "一种的合成方法" [P]. US Patent, US 11516916 B2, 2016-06-06.
发明人徐明华,陈志强,沈红梅. "Method for the Synthesis of N4,N4,N4',N4'-Tetra(pyridin-2-yl)-[1,1'-biphenyl]-4,4'-diamine" [P]. 中国发明专利, 专利号 CN 113068008 B, 授权公告日 2018-10-04.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2011, 1113, 4648-4670.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2013, 1228, 7045-7053.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of N4,N4,N4',N4'-Tetra(pyridin-2-yl)-[1,1'-biphenyl]-4,4'-diamine Using HRMS and NMR". Talanta, 2011, 2283, (7), 5359-5365.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2012, 1997, (3), 4357-4364.