发明人郭海燕,周伟,马晓峰. "Method for the Synthesis of Brexpiprazole Impurity 51" [P]. 中国发明专利, 专利号 CN 109839453 B, 授权公告日 2024-04-01.
发明人马晓峰,朱建伟,赵玉洁. "A Process for Preparing High-Purity Brexpiprazole Impurity 51" [P]. 中国发明专利, 专利号 CN 112108093 B, 授权公告日 2023-09-13.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of 依匹唑派杂质51 in Pharmaceutical Formulations". Anal. Chim. Acta, 2024, 791, 810-832.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of 依匹唑派杂质51 as an Impurity". J. Pharm. Biomed. Anal., 2019, 809, (4), 3378-3382.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of Brexpiprazole Impurity 51 Using HRMS and NMR". Chemosphere, 2021, 298, (5), 9863-9886.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate 依匹唑派杂质51 Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2016, 1290, 9690-9703.