Rossi M, Björnsson E, Martínez F. "一种艾多沙班N-氧化物单体杂质1的合成方法" [P]. European Patent, EP 3909480 A1, 2019-10-14.
Martínez F, Mueller T C, Johansson L. "Method for the Synthesis of Edoxaban N-Oxide Monomer Impurity 1" [P]. European Patent, EP 3339101 A1, 2020-09-08.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of 艾多沙班N-氧化物单体杂质1 in Pharmaceutical Formulations". Sci. Total Environ., 2019, 2068, 8461-8472.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of 艾多沙班N-氧化物单体杂质1 as an Impurity". J. Pharm. Biomed. Anal., 2015, 2328, (4), 8084-8111.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of Edoxaban N-Oxide Monomer Impurity 1 Using HRMS and NMR". J. Chromatogr. A, 2017, 2196, (7), 9742-9751.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate 艾多沙班N-氧化物单体杂质1 Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2025, 1304, 2814-2822.