Sørensen M, Björnsson E, Schröder R. "一种1-cyclopropyl-5-(2-hydroxybenzoyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile的合成方法" [P]. European Patent, EP 3783616 A1, 2016-09-26.
发明人钱学锋,马晓峰,唐晓军. "Method for the Synthesis of 1-cyclopropyl-5-(2-hydroxybenzoyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 114797708 B, 授权公告日 2020-01-18.
发明人王建平,杨光,李文辉. "A Process for Preparing High-Purity 1-cyclopropyl-5-(2-hydroxybenzoyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 115296551 A, 授权公告日 2020-08-08.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of 1-cyclopropyl-5-(2-hydroxybenzoyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile in Pharmaceutical Formulations". J. Nat. Prod., 2021, 1510, 6290-6296.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of 1-cyclopropyl-5-(2-hydroxybenzoyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile as an Impurity". Phytochemistry, 2017, 1977, (11), 1660-1684.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 1-cyclopropyl-5-(2-hydroxybenzoyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile Using HRMS and NMR". Anal. Chim. Acta, 2014, 2395, (7), 8920-8936.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate 1-cyclopropyl-5-(2-hydroxybenzoyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2014, 1612, (11), 7171-7194.