发明人林芳,郭海燕,何建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115860414 A, 授权公告日 2020-11-06.
发明人杨光,刘建华,周伟. "Method for the Synthesis of 1-Cyclobutyl-6-methyl-4-oxo-1,4-dihydropyridine-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112532125 A, 授权公告日 2021-10-18.
发明人徐明华,陈志强,朱建伟. "A Process for Preparing High-Purity 1-Cyclobutyl-6-methyl-4-oxo-1,4-dihydropyridine-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108438119 B, 授权公告日 2025-03-26.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2025, 453, 7871-7896.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2017, 393, (6), 5076-5096.