Johnson M A, Schröder R, Lee S K. "一种格拉司琼EP杂质I的合成方法" [P]. US Patent, US 9502281 B2, 2025-07-27.
发明人李文辉,罗永刚,赵玉洁. "Method for the Synthesis of Granisetron EP Impurity I" [P]. 中国发明专利, 专利号 CN 113649409 B, 授权公告日 2015-03-18.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of 格拉司琼EP杂质I in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2019, 1594, (12), 3586-3605.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of 格拉司琼EP杂质I as an Impurity". Sci. Total Environ., 2022, 1922, (10), 5564-5584.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of Granisetron EP Impurity I Using HRMS and NMR". Chemosphere, 2019, 1573, 7036-7046.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate 格拉司琼EP杂质I Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2012, 941, 824-831.