Kowalski A, Björnsson E, Schröder R. "一种的合成方法" [P]. European Patent, EP 3320525 A1, 2017-05-21.
发明人张德明,罗永刚,孙丽萍. "Method for the Synthesis of 5β-PREGNAN-3α, 17-DIOL-20-ONE" [P]. 中国发明专利, 专利号 CN 113626538 A, 授权公告日 2019-02-17.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2013, 2307, (6), 6229-6246.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2021, 1014, (2), 6210-6235.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 5β-PREGNAN-3α, 17-DIOL-20-ONE Using HRMS and NMR". Biomed. Chromatogr., 2022, 1583, 7679-7704.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2012, 1209, (3), 4338-4366.