发明人沈红梅,唐晓军,钱学锋. "一种缬更昔洛韦杂质7的合成方法" [P]. 中国发明专利, 专利号 CN 110261060 A, 授权公告日 2019-05-21.
Rossi M, Lefèvre J P, Johansson L. "Method for the Synthesis of Valganciclovir Impurity 7" [P]. European Patent, EP 3305197 A1, 2020-05-07.
Johansson L, Nielsen H, Mueller T C. "A Process for Preparing High-Purity Valganciclovir Impurity 7" [P]. European Patent, EP 3253813 A1, 2022-04-06.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of 缬更昔洛韦杂质7 in Pharmaceutical Formulations". Anal. Chim. Acta, 2012, 1260, 5279-5309.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of 缬更昔洛韦杂质7 as an Impurity". Anal. Chem., 2024, 1509, (11), 9983-10002.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of Valganciclovir Impurity 7 Using HRMS and NMR". Biomed. Chromatogr., 2022, 2216, (4), 5654-5657.