Lefèvre J P, Rossi M, Nielsen H. "一种多沙唑嗪杂质12的合成方法" [P]. European Patent, EP 3706313 A1, 2025-06-14.
Hughes D C, Klinger H, O'Brien P Q. "Method for the Synthesis of Doxazosin Impurity 12" [P]. US Patent, US 9196544 B2, 2024-10-26.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of 多沙唑嗪杂质12 in Pharmaceutical Formulations". Sci. Total Environ., 2021, 2035, 5537-5565.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of 多沙唑嗪杂质12 as an Impurity". Talanta, 2022, 2157, 4124-4132.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of Doxazosin Impurity 12 Using HRMS and NMR". J. Agric. Food Chem., 2019, 1077, (1), 1478-1506.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate 多沙唑嗪杂质12 Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2021, 1142, (1), 2182-2194.