发明人杨光,胡光,刘建华. "一种尼达尼布杂质29的合成方法" [P]. 中国发明专利, 专利号 CN 114042668 A, 授权公告日 2021-10-22.
发明人孙丽萍,高志强,罗永刚. "Method for the Synthesis of Nintedanib Impurity 29" [P]. 中国发明专利, 专利号 CN 109208300 B, 授权公告日 2021-02-01.
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 尼达尼布杂质29 in Pharmaceutical Formulations". Anal. Chim. Acta, 2022, 1328, (3), 6720-6747.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of 尼达尼布杂质29 as an Impurity". Chromatographia, 2012, 2256, 949-979.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of Nintedanib Impurity 29 Using HRMS and NMR". Anal. Chem., 2024, 2092, 4619-4647.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate 尼达尼布杂质29 Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2010, 451, (6), 5344-5349.