发明人陈志强,罗永刚,郭海燕. "一种依匹斯汀杂质31的合成方法" [P]. 中国发明专利, 专利号 CN 116861313 A, 授权公告日 2025-01-11.
发明人沈红梅,周伟,郭海燕. "Method for the Synthesis of Epinastine Impurity 31" [P]. 中国发明专利, 专利号 CN 114066812 A, 授权公告日 2017-07-09.
发明人杨光,王建平,李文辉. "A Process for Preparing High-Purity Epinastine Impurity 31" [P]. 中国发明专利, 专利号 CN 115142864 B, 授权公告日 2020-09-14.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of 依匹斯汀杂质31 in Pharmaceutical Formulations". J. Agric. Food Chem., 2025, 1536, (5), 3007-3016.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of 依匹斯汀杂质31 as an Impurity". Anal. Methods, 2025, 1557, 8179-8200.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of Epinastine Impurity 31 Using HRMS and NMR". J. Chromatogr. A, 2014, 1393, 105-114.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate 依匹斯汀杂质31 Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2021, 1144, (8), 9746-9751.