Klinger H, Davis P L, Anderson J P. "Method for the Synthesis of Tocopherol Impurity 23 (Deshydroxy Tocopherol Quinone)" [P]. US Patent, US 9921462 B2, 2016-07-14.
发明人罗永刚,林芳,马晓峰. "A Process for Preparing High-Purity Tocopherol Impurity 23 (Deshydroxy Tocopherol Quinone)" [P]. 中国发明专利, 专利号 CN 116725940 A, 授权公告日 2020-05-05.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of 生育酚杂质23(去羟基生育酚醌) in Pharmaceutical Formulations". Sci. Total Environ., 2015, 456, (7), 8897-8907.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of 生育酚杂质23(去羟基生育酚醌) as an Impurity". J. Nat. Prod., 2025, 1945, 639-660.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of Tocopherol Impurity 23 (Deshydroxy Tocopherol Quinone) Using HRMS and NMR". Anal. Chim. Acta, 2021, 620, (3), 9997-10001.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate 生育酚杂质23(去羟基生育酚醌) Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2025, 1032, (7), 620-626.