发明人郭海燕,沈红梅,王建平. "Method for the Synthesis of 5-Aminopyridazine-4-carboxamide" [P]. 中国发明专利, 专利号 CN 108090545 A, 授权公告日 2019-07-11.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2018, 1691, (7), 9381-9408.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2022, 831, (4), 3166-3184.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 5-Aminopyridazine-4-carboxamide Using HRMS and NMR". J. Pharm. Biomed. Anal., 2015, 517, (10), 1624-1636.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2021, 2043, (9), 7429-7443.