Björnsson E, Nowak P, Jørgensen K. "一种的合成方法" [P]. European Patent, EP 3242442 A1, 2024-06-26.
发明人郭海燕,沈红梅,马晓峰. "Method for the Synthesis of tert-Butyl 2-amino-3-nitro-7,8-dihydro-1,6-naphthyridine-6(5H)-carboxylate" [P]. 中国发明专利, 专利号 CN 108620089 B, 授权公告日 2022-02-07.
发明人唐晓军,周伟,陈志强. "A Process for Preparing High-Purity tert-Butyl 2-amino-3-nitro-7,8-dihydro-1,6-naphthyridine-6(5H)-carboxylate" [P]. 中国发明专利, 专利号 CN 110570011 B, 授权公告日 2020-10-07.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2015, 2046, 9359-9380.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2015, 138, (9), 4350-4357.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of tert-Butyl 2-amino-3-nitro-7,8-dihydro-1,6-naphthyridine-6(5H)-carboxylate Using HRMS and NMR". Anal. Chim. Acta, 2014, 562, 865-894.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2021, 1703, (6), 3905-3921.