Park J H, Johnson M A, Stevens L M. "一种的合成方法" [P]. US Patent, US 9484720 B2, 2019-07-13.
Davis P L, Thompson G K, Stevens L M. "Method for the Synthesis of 4-((6-Methyl-2,6-diazaspiro[3.3]Heptan-2-yl)methyl)-3-(trifluoromethyl)aniline" [P]. US Patent, US 11928706 B2, 2023-10-08.
Lefèvre J P, Mueller T C, Martínez F. "A Process for Preparing High-Purity 4-((6-Methyl-2,6-diazaspiro[3.3]Heptan-2-yl)methyl)-3-(trifluoromethyl)aniline" [P]. European Patent, EP 3864836 A1, 2020-07-08.
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". Biomed. Chromatogr., 2014, 1785, (6), 4453-4460.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2018, 1593, (10), 7437-7443.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 4-((6-Methyl-2,6-diazaspiro[3.3]Heptan-2-yl)methyl)-3-(trifluoromethyl)aniline Using HRMS and NMR". Sci. Total Environ., 2020, 985, (11), 7189-7196.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2015, 2379, 8155-8175.