Yamamoto T, Fischer A B, Anderson J P. "Method for the Synthesis of 2-(Ethylamino)-5-fluorobenzoic acid" [P]. US Patent, US 11840741 B2, 2019-11-18.
Lee S K, Fischer A B, Yamamoto T. "A Process for Preparing High-Purity 2-(Ethylamino)-5-fluorobenzoic acid" [P]. US Patent, US 10970315 B2, 2023-01-11.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2025, 323, (9), 7106-7133.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2010, 1152, (6), 5710-5718.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Ethylamino)-5-fluorobenzoic acid Using HRMS and NMR". J. Agric. Food Chem., 2019, 142, 2008-2027.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2013, 2116, 6367-6385.