发明人郭海燕,胡光,马晓峰. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113423507 A, 授权公告日 2023-11-17.
发明人林芳,何建平,高志强. "Method for the Synthesis of 3-Aminopyridazine-4-carboximidhydrazide" [P]. 中国发明专利, 专利号 CN 113077092 B, 授权公告日 2023-04-22.
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". Anal. Methods, 2019, 1048, (7), 6896-6909.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2016, 2264, 334-362.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 3-Aminopyridazine-4-carboximidhydrazide Using HRMS and NMR". Anal. Chem., 2018, 2439, (5), 3945-3963.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2018, 1723, (7), 9067-9080.