Björnsson E, Nielsen H, Rossi M. "Method for the Synthesis of N-(2,4-difluorophenyl)-5-methyl-1-(p-tolyl)-1H-1,2,4-triazole-3-carboxamide" [P]. European Patent, EP 3613402 A1, 2021-09-05.
Patel M V, Roberts E F, Klinger H. "A Process for Preparing High-Purity N-(2,4-difluorophenyl)-5-methyl-1-(p-tolyl)-1H-1,2,4-triazole-3-carboxamide" [P]. US Patent, US 11808297 B2, 2022-04-28.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2024, 1379, 1822-1830.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2016, 167, (9), 9617-9638.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of N-(2,4-difluorophenyl)-5-methyl-1-(p-tolyl)-1H-1,2,4-triazole-3-carboxamide Using HRMS and NMR". Phytochemistry, 2025, 880, (1), 5782-5798.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2011, 2070, 6266-6291.