Williams B T, Fischer A B, Brown S R. "Method for the Synthesis of N-Cyclopentyl-5-(4-ethylphenyl)-2-(trifluoromethyl)pyrimidin-4-amine" [P]. US Patent, US 9301394 B2, 2015-01-08.
Schröder R, Lefèvre J P, Sørensen M. "A Process for Preparing High-Purity N-Cyclopentyl-5-(4-ethylphenyl)-2-(trifluoromethyl)pyrimidin-4-amine" [P]. European Patent, EP 3517971 A1, 2022-06-06.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2019, 2303, (1), 2294-2306.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2010, 135, 856-879.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of N-Cyclopentyl-5-(4-ethylphenyl)-2-(trifluoromethyl)pyrimidin-4-amine Using HRMS and NMR". J. Agric. Food Chem., 2010, 2227, (7), 904-917.