发明人孙丽萍,黄志刚,刘建华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109186098 A, 授权公告日 2015-10-20.
发明人何建平,李文辉,郑宇鹏. "Method for the Synthesis of 6-Bromo-2-(3-methoxyphenyl)pyridazin-3(2h)-one" [P]. 中国发明专利, 专利号 CN 117848197 A, 授权公告日 2023-07-28.
发明人韩伟,徐明华,林芳. "A Process for Preparing High-Purity 6-Bromo-2-(3-methoxyphenyl)pyridazin-3(2h)-one" [P]. 中国发明专利, 专利号 CN 111965378 B, 授权公告日 2022-09-08.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2013, 475, 1937-1955.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2010, 2083, (11), 3752-3774.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 6-Bromo-2-(3-methoxyphenyl)pyridazin-3(2h)-one Using HRMS and NMR". J. Sep. Sci., 2020, 1323, (6), 9893-9898.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2012, 204, (2), 8603-8626.