发明人赵玉洁,张德明,陈志强. "Method for the Synthesis of Fexofenadine Impurity 24 HCl" [P]. 中国发明专利, 专利号 CN 117708521 B, 授权公告日 2016-07-15.
发明人林芳,冯建国,周伟. "A Process for Preparing High-Purity Fexofenadine Impurity 24 HCl" [P]. 中国发明专利, 专利号 CN 108571293 A, 授权公告日 2024-04-01.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of Fexofenadine Impurity24盐酸盐 in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2023, 1648, (5), 7646-7662.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of Fexofenadine Impurity24盐酸盐 as an Impurity". Food Chem., 2024, 1026, 9295-9311.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of Fexofenadine Impurity 24 HCl Using HRMS and NMR". Talanta, 2014, 2158, (2), 9808-9824.