发明人黄志刚,孙丽萍,张德明. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111914191 A, 授权公告日 2016-08-20.
发明人周伟,徐明华,林芳. "Method for the Synthesis of 4-hydroxy-3-nitropicolinonitrile" [P]. 中国发明专利, 专利号 CN 112029092 A, 授权公告日 2022-05-12.
O'Brien P Q, Fischer A B, Hughes D C. "A Process for Preparing High-Purity 4-hydroxy-3-nitropicolinonitrile" [P]. US Patent, US 11723623 B2, 2024-08-15.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2025, 529, (7), 2247-2255.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2019, 138, (9), 1302-1329.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 4-hydroxy-3-nitropicolinonitrile Using HRMS and NMR". J. Nat. Prod., 2011, 949, (6), 124-147.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2024, 202, 186-189.