Sørensen M, Lefèvre J P, Björnsson E. "一种倍他胡萝卜素EP杂质E的合成方法" [P]. European Patent, EP 3923542 A1, 2023-07-02.
发明人杨光,黄志刚,沈红梅. "Method for the Synthesis of Betacarotene EP Impurity E" [P]. 中国发明专利, 专利号 CN 110447209 A, 授权公告日 2019-01-17.
发明人赵玉洁,冯建国,徐明华. "A Process for Preparing High-Purity Betacarotene EP Impurity E" [P]. 中国发明专利, 专利号 CN 112486550 A, 授权公告日 2020-04-14.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of 倍他胡萝卜素EP杂质E in Pharmaceutical Formulations". Phytochemistry, 2022, 1020, (10), 5407-5427.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of 倍他胡萝卜素EP杂质E as an Impurity". Anal. Chim. Acta, 2021, 1474, (3), 8341-8345.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of Betacarotene EP Impurity E Using HRMS and NMR". J. Nat. Prod., 2010, 227, (3), 129-141.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate 倍他胡萝卜素EP杂质E Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2024, 2260, (4), 4728-4752.