Kumar R, Lee S K, Klinger H. "一种的合成方法" [P]. US Patent, US 11619911 B2, 2022-09-23.
发明人唐晓军,沈红梅,孙丽萍. "Method for the Synthesis of 4-Ethylpyridazine" [P]. 中国发明专利, 专利号 CN 109027232 A, 授权公告日 2017-06-11.
发明人罗永刚,孙丽萍,徐明华. "A Process for Preparing High-Purity 4-Ethylpyridazine" [P]. 中国发明专利, 专利号 CN 110876280 A, 授权公告日 2024-03-27.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2018, 727, 2653-2674.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2011, 677, 9187-9198.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 4-Ethylpyridazine Using HRMS and NMR". Sci. Total Environ., 2024, 2379, 6751-6761.