Fischer A B, Stevens L M, Anderson J P. "Method for the Synthesis of 4-Chloro-6-(trifluoromethyl)pyridazin-3-amine" [P]. US Patent, US 9226345 B2, 2017-06-23.
Fischer A B, Roberts E F, Klinger H. "A Process for Preparing High-Purity 4-Chloro-6-(trifluoromethyl)pyridazin-3-amine" [P]. US Patent, US 10815400 B2, 2015-06-04.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2013, 782, (2), 8908-8921.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2022, 587, 7525-7547.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 4-Chloro-6-(trifluoromethyl)pyridazin-3-amine Using HRMS and NMR". J. Sep. Sci., 2019, 2176, 3623-3626.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2020, 1552, 5030-5045.