发明人林芳,黄志刚,刘建华. "Method for the Synthesis of 5-Chloro-2-methyl-6-oxo-1,6-dihydropyridine-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 114195080 A, 授权公告日 2021-08-18.
Chen K W, Kumar R, Thompson G K. "A Process for Preparing High-Purity 5-Chloro-2-methyl-6-oxo-1,6-dihydropyridine-3-carbonitrile" [P]. US Patent, US 9081652 B2, 2025-10-16.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2022, 883, (12), 1816-1827.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2013, 1137, 6271-6275.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 5-Chloro-2-methyl-6-oxo-1,6-dihydropyridine-3-carbonitrile Using HRMS and NMR". J. Pharm. Biomed. Anal., 2023, 861, 5092-5101.