发明人郭海燕,杨光,孙丽萍. "Method for the Synthesis of Methyl 8-bromo-6-chloro-2-oxo-2H-chromene-3-carboxylate" [P]. 中国发明专利, 专利号 CN 112168884 B, 授权公告日 2020-10-02.
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". J. Agric. Food Chem., 2019, 2073, 1512-1522.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2013, 872, 1463-1482.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 8-bromo-6-chloro-2-oxo-2H-chromene-3-carboxylate Using HRMS and NMR". J. Pharm. Biomed. Anal., 2013, 1051, 672-698.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2025, 1758, 9863-9893.