发明人王建平,杨光,何建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108256219 A, 授权公告日 2015-03-07.
发明人罗永刚,孙丽萍,徐明华. "Method for the Synthesis of (4,5-Dichloro-6-oxopyridazin-1(6H)-yl)methyl 2-chloro-6-fluorobenzoate" [P]. 中国发明专利, 专利号 CN 111103545 B, 授权公告日 2021-07-14.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2019, 1996, (2), 3682-3695.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2012, 538, (6), 8050-8058.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of (4,5-Dichloro-6-oxopyridazin-1(6H)-yl)methyl 2-chloro-6-fluorobenzoate Using HRMS and NMR". Biomed. Chromatogr., 2023, 2108, (1), 2660-2668.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2018, 151, 3612-3624.