发明人何建平,钱学锋,郑宇鹏. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112407442 A, 授权公告日 2018-06-04.
发明人林芳,钱学锋,赵玉洁. "Method for the Synthesis of N-(4-Amino-6-oxo-1,6-dihydropyridazin-3-yl)formamide" [P]. 中国发明专利, 专利号 CN 111784594 B, 授权公告日 2023-01-28.
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". Chemosphere, 2022, 1693, (11), 1494-1523.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2016, 170, (12), 7813-7838.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of N-(4-Amino-6-oxo-1,6-dihydropyridazin-3-yl)formamide Using HRMS and NMR". J. Nat. Prod., 2016, 249, 5295-5307.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2020, 211, 4516-4546.