发明人韩伟,孙丽萍,唐晓军. "Method for the Synthesis of Ethyl 2-{3-[(E)-2-(4-methylphenyl)ethenyl]-6-oxo-1,4,5,6-tetrahydropyridazin-1-yl}propanoate" [P]. 中国发明专利, 专利号 CN 111244261 A, 授权公告日 2018-12-09.
Björnsson E, Rossi M, Lefèvre J P. "A Process for Preparing High-Purity Ethyl 2-{3-[(E)-2-(4-methylphenyl)ethenyl]-6-oxo-1,4,5,6-tetrahydropyridazin-1-yl}propanoate" [P]. European Patent, EP 3725992 A1, 2015-08-09.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2021, 1122, 2994-3019.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2010, 1928, (8), 5782-5803.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-{3-[(E)-2-(4-methylphenyl)ethenyl]-6-oxo-1,4,5,6-tetrahydropyridazin-1-yl}propanoate Using HRMS and NMR". Phytochemistry, 2012, 2180, 4194-4224.