Johansson L, Rossi M, Nowak P. "一种的合成方法" [P]. European Patent, EP 3236352 A1, 2025-01-17.
Park J H, Yamamoto T, Williams B T. "Method for the Synthesis of Dimethyl 4-oxo-1,4-dihydropyridine-2,6-dicarboxylate" [P]. US Patent, US 9325292 B2, 2020-12-08.
发明人刘建华,陈志强,郭海燕. "A Process for Preparing High-Purity Dimethyl 4-oxo-1,4-dihydropyridine-2,6-dicarboxylate" [P]. 中国发明专利, 专利号 CN 110060440 A, 授权公告日 2020-12-03.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2023, 2181, 3987-4005.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2022, 865, 4530-4554.