Park J H, Williams B T, Mueller T. "Method for the Synthesis of 4-Oxo-1-phenyl-1,4-dihydropyridazine-3-carboxylic acid" [P]. US Patent, US 10846740 B2, 2018-06-12.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2019, 2328, 9451-9457.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2022, 2227, (11), 594-606.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 4-Oxo-1-phenyl-1,4-dihydropyridazine-3-carboxylic acid Using HRMS and NMR". Anal. Chim. Acta, 2016, 776, 9548-9557.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2020, 1534, 1347-1362.