发明人林芳,罗永刚,刘建华. "Method for the Synthesis of N-(2-((3-Phenyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)oxy)ethyl)cyclopropanecarboxamide" [P]. 中国发明专利, 专利号 CN 109259128 A, 授权公告日 2020-06-27.
Schröder R, Lefèvre J P, Kowalski A. "A Process for Preparing High-Purity N-(2-((3-Phenyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)oxy)ethyl)cyclopropanecarboxamide" [P]. European Patent, EP 3893372 A1, 2019-01-07.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2016, 174, (11), 6561-6570.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2018, 687, (8), 7058-7065.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of N-(2-((3-Phenyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)oxy)ethyl)cyclopropanecarboxamide Using HRMS and NMR". Environ. Sci. Technol., 2011, 1784, (11), 7878-7893.