发明人郭海燕,朱建伟,徐明华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113482453 A, 授权公告日 2023-05-15.
发明人郑宇鹏,沈红梅,朱建伟. "Method for the Synthesis of 6-(4-Ethoxyphenyl)pyridazine-3-thiol" [P]. 中国发明专利, 专利号 CN 112466744 A, 授权公告日 2022-07-20.
发明人马晓峰,唐晓军,徐明华. "A Process for Preparing High-Purity 6-(4-Ethoxyphenyl)pyridazine-3-thiol" [P]. 中国发明专利, 专利号 CN 115742088 B, 授权公告日 2022-08-19.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2020, 466, (4), 8871-8897.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2012, 1394, 2005-2012.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 6-(4-Ethoxyphenyl)pyridazine-3-thiol Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2018, 974, (5), 9060-9071.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2023, 1988, 4639-4665.