发明人高志强,胡光,罗永刚. "Method for the Synthesis of 6-(4-Fluoro-2-methoxyphenyl)-2,3-dihydropyridazin-3-one" [P]. 中国发明专利, 专利号 CN 110544747 B, 授权公告日 2023-12-27.
发明人徐明华,林芳,唐晓军. "A Process for Preparing High-Purity 6-(4-Fluoro-2-methoxyphenyl)-2,3-dihydropyridazin-3-one" [P]. 中国发明专利, 专利号 CN 112988318 A, 授权公告日 2020-01-11.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2020, 1569, 4331-4359.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2011, 1196, (11), 4948-4964.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of 6-(4-Fluoro-2-methoxyphenyl)-2,3-dihydropyridazin-3-one Using HRMS and NMR". Anal. Methods, 2010, 2058, (2), 3702-3724.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2013, 1587, 9026-9054.