Williams B T, Stevens L M, Lee S K. "一种伊立替康杂质56的合成方法" [P]. US Patent, US 11704881 B2, 2024-07-06.
发明人郑宇鹏,沈红梅,马晓峰. "Method for the Synthesis of Irinotecan Impurity 56" [P]. 中国发明专利, 专利号 CN 108998330 B, 授权公告日 2018-07-22.
发明人罗永刚,冯建国,张德明. "A Process for Preparing High-Purity Irinotecan Impurity 56" [P]. 中国发明专利, 专利号 CN 117873517 A, 授权公告日 2025-11-14.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of 伊立替康杂质56 in Pharmaceutical Formulations". J. Agric. Food Chem., 2017, 1804, (11), 6277-6284.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of 伊立替康杂质56 as an Impurity". Biomed. Chromatogr., 2021, 913, (12), 1324-1330.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of Irinotecan Impurity 56 Using HRMS and NMR". Phytochemistry, 2014, 2114, (11), 4762-4774.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate 伊立替康杂质56 Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2023, 2171, (11), 362-375.