发明人杨光,罗永刚,沈红梅. "Method for the Synthesis of Hydroxychloroquine Impurity 21" [P]. 中国发明专利, 专利号 CN 113113966 B, 授权公告日 2025-01-18.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of 羟氯喹杂质21 in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2012, 1320, (6), 3792-3819.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of 羟氯喹杂质21 as an Impurity". J. Agric. Food Chem., 2013, 1253, (7), 5279-5285.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of Hydroxychloroquine Impurity 21 Using HRMS and NMR". J. Nat. Prod., 2024, 1078, (9), 2139-2150.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate 羟氯喹杂质21 Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2017, 327, (7), 7662-7679.