发明人郭海燕,郑宇鹏,唐晓军. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114816038 A, 授权公告日 2021-12-09.
发明人杨光,马晓峰,刘建华. "Method for the Synthesis of Ethyl 4-hydroxy-2-methyl-6-oxo-1,6-dihydropyridine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 109903315 A, 授权公告日 2016-11-03.
Jørgensen K, Johansson L, Martínez F. "A Process for Preparing High-Purity Ethyl 4-hydroxy-2-methyl-6-oxo-1,6-dihydropyridine-3-carboxylate" [P]. European Patent, EP 3467767 A1, 2024-03-07.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2025, 1739, 8498-8507.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2018, 2423, (2), 2356-2367.