发明人郑宇鹏,杨光,孙丽萍. "一种托吡司特杂质9的合成方法" [P]. 中国发明专利, 专利号 CN 115330771 A, 授权公告日 2022-03-04.
发明人钱学锋,林芳,陈志强. "Method for the Synthesis of Topiroxostat Impurity 9" [P]. 中国发明专利, 专利号 CN 114905886 A, 授权公告日 2024-08-20.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of 托吡司特杂质9 in Pharmaceutical Formulations". Anal. Chem., 2016, 2078, 7786-7804.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of 托吡司特杂质9 as an Impurity". J. Pharm. Biomed. Anal., 2025, 520, (6), 1706-1725.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of Topiroxostat Impurity 9 Using HRMS and NMR". J. Sep. Sci., 2015, 1257, (5), 8448-8469.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate 托吡司特杂质9 Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2017, 1813, 1320-1342.