发明人杨光,林芳,钱学锋. "Method for the Synthesis of 2-(4-Methylphenyl)-4-[(4-methylphenyl)sulfanyl]-5-(morpholin-4-yl)-2,3-dihydropyridazin-3-one" [P]. 中国发明专利, 专利号 CN 113993350 A, 授权公告日 2022-12-22.
发明人韩伟,林芳,朱建伟. "A Process for Preparing High-Purity 2-(4-Methylphenyl)-4-[(4-methylphenyl)sulfanyl]-5-(morpholin-4-yl)-2,3-dihydropyridazin-3-one" [P]. 中国发明专利, 专利号 CN 109123240 B, 授权公告日 2020-03-20.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2013, 1279, 5407-5426.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2015, 435, 4722-4746.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 2-(4-Methylphenyl)-4-[(4-methylphenyl)sulfanyl]-5-(morpholin-4-yl)-2,3-dihydropyridazin-3-one Using HRMS and NMR". Phytochemistry, 2024, 1054, 5404-5413.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2021, 1911, 5982-5998.