发明人张德明,韩伟,林芳. "Method for the Synthesis of Methyl 5-bromo-7-methoxybenzofuran-2-carboxylate" [P]. 中国发明专利, 专利号 CN 116046097 B, 授权公告日 2022-04-25.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2021, 1093, 202-228.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2017, 1251, (3), 2192-2212.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 5-bromo-7-methoxybenzofuran-2-carboxylate Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2022, 2259, 4667-4676.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2013, 2293, 9767-9779.