发明人刘建华,何建平,张德明. "一种贝他斯汀杂质27的合成方法" [P]. 中国发明专利, 专利号 CN 108461409 A, 授权公告日 2021-06-20.
Brown S R, Thompson G K, Park J H. "Method for the Synthesis of Bepotastine Impurity 27" [P]. US Patent, US 9372874 B2, 2020-05-09.
Klinger H, Johnson M A, Williams B T. "A Process for Preparing High-Purity Bepotastine Impurity 27" [P]. US Patent, US 9937885 B2, 2016-08-04.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of 贝他斯汀杂质27 in Pharmaceutical Formulations". J. Chromatogr. A, 2020, 644, (9), 6719-6743.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of 贝他斯汀杂质27 as an Impurity". Molecules, 2014, 633, (12), 3975-3981.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of Bepotastine Impurity 27 Using HRMS and NMR". J. Pharm. Biomed. Anal., 2023, 1953, 3109-3138.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate 贝他斯汀杂质27 Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2020, 1785, 8084-8087.