O'Brien P Q, Stevens L M, Anderson J P. "一种哒嗪-4-甲酸乙酯的合成方法" [P]. US Patent, US 10402557 B2, 2021-07-16.
发明人杨光,黄志刚,冯建国. "Method for the Synthesis of Ethyl Pyridazine-4-carboxylate" [P]. 中国发明专利, 专利号 CN 114477127 B, 授权公告日 2023-02-13.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of 哒嗪-4-甲酸乙酯 in Pharmaceutical Formulations". Biomed. Chromatogr., 2011, 1919, 7711-7723.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of 哒嗪-4-甲酸乙酯 as an Impurity". J. Pharm. Biomed. Anal., 2016, 1356, (11), 9231-9236.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl Pyridazine-4-carboxylate Using HRMS and NMR". Molecules, 2012, 1805, (12), 365-391.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate 哒嗪-4-甲酸乙酯 Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2011, 2443, 8982-8998.