发明人王建平,胡光,郭海燕. "Method for the Synthesis of Epinastine Impurity 6" [P]. 中国发明专利, 专利号 CN 117931847 B, 授权公告日 2020-07-21.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2022, 1023, (12), 5284-5310.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2023, 1238, 1147-1172.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of Epinastine Impurity 6 Using HRMS and NMR". Talanta, 2010, 2383, 3097-3122.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2014, 2277, (10), 4726-4733.