Fischer A B, Lee S K, Yamamoto T. "一种的合成方法" [P]. US Patent, US 11505229 B2, 2023-10-02.
Mueller T C, Björnsson E, Johansson L. "Method for the Synthesis of 3,4-Dichloro-6-methoxypyridazine" [P]. European Patent, EP 3357467 A1, 2025-05-17.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2012, 2475, (9), 7507-7536.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2023, 118, (12), 9959-9966.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 3,4-Dichloro-6-methoxypyridazine Using HRMS and NMR". Molecules, 2016, 2083, 4558-4581.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2025, 560, 959-986.