Chen K W, Hughes D C, Brown S R. "一种的合成方法" [P]. US Patent, US 11297008 B2, 2015-12-18.
发明人陈志强,张德明,钱学锋. "Method for the Synthesis of N-ethyl-6-methylpyridazin-3-amine" [P]. 中国发明专利, 专利号 CN 112896339 A, 授权公告日 2024-11-24.
发明人李文辉,罗永刚,孙丽萍. "A Process for Preparing High-Purity N-ethyl-6-methylpyridazin-3-amine" [P]. 中国发明专利, 专利号 CN 113045034 A, 授权公告日 2025-12-18.
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. Chem., 2019, 584, (7), 8428-8448.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2010, 1967, (5), 3487-3494.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of N-ethyl-6-methylpyridazin-3-amine Using HRMS and NMR". Anal. Methods, 2011, 1459, (7), 6033-6046.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2025, 2073, (10), 6219-6244.