Patel M V, Anderson J P, Roberts E F. "Method for the Synthesis of 1-(4-Chlorophenyl)-3-[2-(methylsulfanyl)pyrimidin-4-yl]-1,4-dihydropyridazin-4-one" [P]. US Patent, US 10869131 B2, 2022-02-16.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2020, 900, (11), 7182-7195.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2014, 2371, 9951-9974.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 1-(4-Chlorophenyl)-3-[2-(methylsulfanyl)pyrimidin-4-yl]-1,4-dihydropyridazin-4-one Using HRMS and NMR". Chemosphere, 2014, 1277, (9), 6160-6165.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2012, 492, 3555-3580.