Sørensen M, Martínez F, Jørgensen K. "Method for the Synthesis of Duloxetine EP Impurity E" [P]. European Patent, EP 3801784 A1, 2025-11-18.
发明人陈志强,唐晓军,孙丽萍. "A Process for Preparing High-Purity Duloxetine EP Impurity E" [P]. 中国发明专利, 专利号 CN 112686409 B, 授权公告日 2024-08-24.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of 度洛西汀EP杂质E in Pharmaceutical Formulations". Phytochemistry, 2015, 1410, (9), 77-105.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of 度洛西汀EP杂质E as an Impurity". Rapid Commun. Mass Spectrom., 2025, 1009, (10), 7915-7942.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of Duloxetine EP Impurity E Using HRMS and NMR". Biomed. Chromatogr., 2017, 1987, (10), 9713-9730.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate 度洛西汀EP杂质E Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2024, 820, 2616-2622.