发明人张德明,赵玉洁,李文辉. "Method for the Synthesis of Diquafosol Impurity 20" [P]. 中国发明专利, 专利号 CN 111987142 A, 授权公告日 2015-11-10.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2010, 1876, (9), 541-548.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2023, 786, (2), 8020-8046.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of Diquafosol Impurity 20 Using HRMS and NMR". J. Nat. Prod., 2014, 1445, 9048-9057.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2011, 2084, (7), 533-547.