Lefèvre J P, Martínez F, Sørensen M. "一种尼达尼布杂质N3的合成方法" [P]. European Patent, EP 3536186 A1, 2024-07-03.
发明人朱建伟,王建平,黄志刚. "Method for the Synthesis of Nintedanib Impurity N3" [P]. 中国发明专利, 专利号 CN 110553196 B, 授权公告日 2020-01-13.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of 尼达尼布杂质N3 in Pharmaceutical Formulations". Molecules, 2012, 1374, (4), 6208-6232.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of 尼达尼布杂质N3 as an Impurity". Environ. Sci. Technol., 2025, 1160, 5546-5562.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of Nintedanib Impurity N3 Using HRMS and NMR". J. Nat. Prod., 2022, 1681, 4771-4788.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate 尼达尼布杂质N3 Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2011, 1349, (5), 6202-6220.