发明人胡光,徐明华,朱建伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117953254 A, 授权公告日 2024-02-04.
发明人李文辉,罗永刚,唐晓军. "Method for the Synthesis of 9-Fluoro-6-methyl-1,2,3,4-tetrahydrobenzo[b][1,6]naphthyridin-10(5H)-one" [P]. 中国发明专利, 专利号 CN 111055893 A, 授权公告日 2020-05-04.
发明人胡光,王建平,林芳. "A Process for Preparing High-Purity 9-Fluoro-6-methyl-1,2,3,4-tetrahydrobenzo[b][1,6]naphthyridin-10(5H)-one" [P]. 中国发明专利, 专利号 CN 110577182 A, 授权公告日 2019-05-24.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2012, 1826, (3), 3115-3130.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2014, 2411, (1), 7774-7798.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 9-Fluoro-6-methyl-1,2,3,4-tetrahydrobenzo[b][1,6]naphthyridin-10(5H)-one Using HRMS and NMR". Biomed. Chromatogr., 2019, 1009, (8), 8083-8113.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2020, 2391, (4), 626-629.