发明人陈志强,郭海燕,朱建伟. "Method for the Synthesis of Dotinurad Impurity 89" [P]. 中国发明专利, 专利号 CN 116914386 A, 授权公告日 2018-10-08.
发明人胡光,罗永刚,徐明华. "A Process for Preparing High-Purity Dotinurad Impurity 89" [P]. 中国发明专利, 专利号 CN 112521097 B, 授权公告日 2016-05-21.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of 多替诺雷杂质89 in Pharmaceutical Formulations". Molecules, 2016, 105, 3505-3512.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of 多替诺雷杂质89 as an Impurity". J. Sep. Sci., 2020, 1749, (6), 8317-8345.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of Dotinurad Impurity 89 Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2012, 704, 5065-5093.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate 多替诺雷杂质89 Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2020, 292, 3470-3493.