Mueller T C, Sørensen M, Nowak P. "一种的合成方法" [P]. European Patent, EP 3333502 A1, 2024-08-22.
Brown S R, Park J H, Thompson G K. "Method for the Synthesis of 2',6'-Difluoro-[1,1'-biphenyl]-3-carboxylic acid" [P]. US Patent, US 11855498 B2, 2020-11-26.
Thompson G K, Davis P L, Stevens L M. "A Process for Preparing High-Purity 2',6'-Difluoro-[1,1'-biphenyl]-3-carboxylic acid" [P]. US Patent, US 10980205 B2, 2024-01-09.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2011, 1625, (11), 4806-4827.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2012, 191, 3751-3764.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 2',6'-Difluoro-[1,1'-biphenyl]-3-carboxylic acid Using HRMS and NMR". Molecules, 2025, 1415, (8), 3501-3514.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2012, 1426, 1864-1884.