Patel M V, Anderson J P, Mueller T. "一种的合成方法" [P]. US Patent, US 10826122 B2, 2025-08-10.
Mueller T C, Jørgensen K, Kowalski A. "Method for the Synthesis of 1-((1-(3,4-Difluorophenyl)-1H-tetrazol-5-yl)methyl)-3-(thiophen-2-yl)urea" [P]. European Patent, EP 3550208 A1, 2022-04-07.
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". Molecules, 2021, 2129, (12), 9996-10021.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2015, 1225, 3539-3551.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 1-((1-(3,4-Difluorophenyl)-1H-tetrazol-5-yl)methyl)-3-(thiophen-2-yl)urea Using HRMS and NMR". Sci. Total Environ., 2015, 2234, (3), 8231-8246.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2021, 721, (2), 7219-7229.