Stevens L M, Johnson M A, Patel M V. "一种吡格列酮EP杂质D的合成方法" [P]. US Patent, US 9634063 B2, 2021-01-19.
发明人罗永刚,郑宇鹏,朱建伟. "Method for the Synthesis of Pioglitazone EP Impurity D" [P]. 中国发明专利, 专利号 CN 108068404 B, 授权公告日 2015-04-11.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of 吡格列酮EP杂质D in Pharmaceutical Formulations". Chemosphere, 2019, 1637, 2635-2649.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of 吡格列酮EP杂质D as an Impurity". Chromatographia, 2015, 2437, 3316-3328.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of Pioglitazone EP Impurity D Using HRMS and NMR". Environ. Sci. Technol., 2010, 710, (6), 5830-5834.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate 吡格列酮EP杂质D Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2017, 2023, 6137-6163.