发明人钱学锋,郑宇鹏,刘建华. "一种利巴韦林杂质47的合成方法" [P]. 中国发明专利, 专利号 CN 115043082 A, 授权公告日 2017-03-02.
发明人钱学锋,王建平,胡光. "Method for the Synthesis of Ribavirin Impurity 47" [P]. 中国发明专利, 专利号 CN 111870246 B, 授权公告日 2021-10-03.
发明人韩伟,朱建伟,马晓峰. "A Process for Preparing High-Purity Ribavirin Impurity 47" [P]. 中国发明专利, 专利号 CN 115202151 A, 授权公告日 2024-04-09.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of 利巴韦林杂质47 in Pharmaceutical Formulations". Phytochemistry, 2017, 1828, (1), 7071-7084.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of 利巴韦林杂质47 as an Impurity". Molecules, 2021, 2223, 6909-6923.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of Ribavirin Impurity 47 Using HRMS and NMR". Anal. Chim. Acta, 2012, 382, (7), 7892-7911.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate 利巴韦林杂质47 Profile in Drug Substances According to ICH Guidelines". Food Chem., 2010, 1078, 7803-7826.