Fischer A B, Mueller T, Hughes D C. "一种睾酮杂质70的合成方法" [P]. US Patent, US 10650792 B2, 2025-01-28.
Johansson L, Mueller T C, Nielsen H. "Method for the Synthesis of Testosterone Impurity 70" [P]. European Patent, EP 3735626 A1, 2023-08-16.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of 睾酮杂质70 in Pharmaceutical Formulations". J. Agric. Food Chem., 2017, 1204, (11), 5232-5250.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of 睾酮杂质70 as an Impurity". Rapid Commun. Mass Spectrom., 2024, 1031, (4), 421-436.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of Testosterone Impurity 70 Using HRMS and NMR". Anal. Chem., 2013, 1865, (1), 7383-7402.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate 睾酮杂质70 Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2017, 884, (11), 7411-7429.