发明人高志强,林芳,钱学锋. "一种伊伐布雷定杂质N1的合成方法" [P]. 中国发明专利, 专利号 CN 111186043 A, 授权公告日 2018-11-18.
Schröder R, Martínez F, Lefèvre J P. "Method for the Synthesis of Ivabradine impurity N1" [P]. European Patent, EP 3291955 A1, 2022-10-20.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of 伊伐布雷定杂质N1 in Pharmaceutical Formulations". Sci. Total Environ., 2015, 2182, 5210-5217.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of 伊伐布雷定杂质N1 as an Impurity". J. Pharm. Biomed. Anal., 2021, 1146, (3), 4498-4514.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of Ivabradine impurity N1 Using HRMS and NMR". Anal. Chim. Acta, 2011, 867, (10), 1141-1159.