发明人韩伟,冯建国,郭海燕. "Method for the Synthesis of Rizatriptan EP Impurity H" [P]. 中国发明专利, 专利号 CN 109854973 A, 授权公告日 2021-12-13.
Mueller T C, Nielsen H, Kowalski A. "A Process for Preparing High-Purity Rizatriptan EP Impurity H" [P]. European Patent, EP 3865040 A1, 2022-06-28.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of 利扎曲普坦EP杂质H in Pharmaceutical Formulations". J. Nat. Prod., 2025, 1846, (3), 1856-1881.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of 利扎曲普坦EP杂质H as an Impurity". Anal. Chem., 2010, 2461, 9016-9042.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of Rizatriptan EP Impurity H Using HRMS and NMR". Sci. Total Environ., 2020, 1607, (1), 5231-5240.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate 利扎曲普坦EP杂质H Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2019, 1531, (12), 6313-6334.