Lefèvre J P, Sørensen M, Schröder R. "Method for the Synthesis of Decahydro-1,5-naphthyridine" [P]. European Patent, EP 3400821 A1, 2021-08-16.
Chen K W, Schröder R, Anderson J P. "A Process for Preparing High-Purity Decahydro-1,5-naphthyridine" [P]. US Patent, US 11859956 B2, 2024-06-14.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of N/A in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2025, 474, 5892-5918.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of N/A as an Impurity". J. Chromatogr. A, 2018, 961, (2), 749-770.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of Decahydro-1,5-naphthyridine Using HRMS and NMR". J. Sep. Sci., 2013, 1287, (1), 9032-9058.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate N/A Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2018, 783, 2046-2063.