Johansson L, Rossi M, Lefèvre J P. "一种的合成方法" [P]. European Patent, EP 3480936 A1, 2020-12-22.
发明人沈红梅,胡光,唐晓军. "Method for the Synthesis of Methyl 7-chloro-2,3-dihydro-[1,4]dioxino-[2,3-b]pyridine-8-carboxylate" [P]. 中国发明专利, 专利号 CN 116253029 B, 授权公告日 2015-06-26.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2024, 575, (12), 604-614.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2021, 2366, (10), 9856-9875.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 7-chloro-2,3-dihydro-[1,4]dioxino-[2,3-b]pyridine-8-carboxylate Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2023, 93, (3), 8121-8137.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2016, 373, 7208-7232.