发明人黄志刚,刘建华,张德明. "Method for the Synthesis of 5-Chloro-4-((4-chlorophenyl)thio)-2-(p-tolyl)pyridazin-3(2H)-one" [P]. 中国发明专利, 专利号 CN 116602453 A, 授权公告日 2020-12-06.
发明人朱建伟,胡光,杨光. "A Process for Preparing High-Purity 5-Chloro-4-((4-chlorophenyl)thio)-2-(p-tolyl)pyridazin-3(2H)-one" [P]. 中国发明专利, 专利号 CN 108682866 A, 授权公告日 2018-05-01.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2014, 2003, (1), 2373-2382.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2016, 549, 8158-8171.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 5-Chloro-4-((4-chlorophenyl)thio)-2-(p-tolyl)pyridazin-3(2H)-one Using HRMS and NMR". J. Agric. Food Chem., 2013, 353, (10), 4677-4699.