Lefèvre J P, Martínez F, Schröder R. "一种4-甲基-2-(三氟甲基)-5-嘧啶羧酸的合成方法" [P]. European Patent, EP 3048320 A1, 2017-02-14.
Davis P L, Brown S R, O'Brien P Q. "Method for the Synthesis of 4-methyl-2-(trifluoromethyl)pyrimidine-5-carboxylic acid" [P]. US Patent, US 9518859 B2, 2017-02-06.
Patel M V, Mueller T, Fischer A B. "A Process for Preparing High-Purity 4-methyl-2-(trifluoromethyl)pyrimidine-5-carboxylic acid" [P]. US Patent, US 10756025 B2, 2021-11-05.
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 4-甲基-2-(三氟甲基)-5-嘧啶羧酸 in Pharmaceutical Formulations". Molecules, 2022, 536, (11), 2522-2541.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of 4-甲基-2-(三氟甲基)-5-嘧啶羧酸 as an Impurity". Chemosphere, 2016, 1804, (2), 2712-2729.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 4-methyl-2-(trifluoromethyl)pyrimidine-5-carboxylic acid Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2010, 1864, (5), 5137-5148.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate 4-甲基-2-(三氟甲基)-5-嘧啶羧酸 Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2023, 610, (2), 8638-8653.