发明人黄志刚,李文辉,陈志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116678559 A, 授权公告日 2024-08-16.
发明人韩伟,冯建国,林芳. "Method for the Synthesis of Raltitrexed" [P]. 中国发明专利, 专利号 CN 108349254 A, 授权公告日 2015-05-15.
Mueller T C, Björnsson E, Nielsen H. "A Process for Preparing High-Purity Raltitrexed" [P]. European Patent, EP 3294411 A1, 2017-01-28.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2019, 1321, 1574-1594.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2011, 589, (1), 8449-8458.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of Raltitrexed Using HRMS and NMR". J. Chromatogr. A, 2012, 1411, (9), 1956-1968.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2023, 2241, (1), 8823-8846.