发明人孙丽萍,陈志强,罗永刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108759108 A, 授权公告日 2020-11-27.
发明人赵玉洁,王建平,朱建伟. "Method for the Synthesis of 6-(4-Fluorophenyl)pyridazin-3-ol" [P]. 中国发明专利, 专利号 CN 108582459 B, 授权公告日 2020-09-21.
发明人周伟,林芳,郭海燕. "A Process for Preparing High-Purity 6-(4-Fluorophenyl)pyridazin-3-ol" [P]. 中国发明专利, 专利号 CN 114455750 A, 授权公告日 2019-04-13.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2015, 2179, (8), 5928-5936.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2017, 2211, (6), 5679-5709.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 6-(4-Fluorophenyl)pyridazin-3-ol Using HRMS and NMR". J. Sep. Sci., 2013, 1275, (5), 1428-1451.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2021, 1587, 3637-3645.