发明人沈红梅,周伟,胡光. "一种醋酸环丙孕酮EP杂质I的合成方法" [P]. 中国发明专利, 专利号 CN 109870944 A, 授权公告日 2024-01-16.
发明人高志强,韩伟,沈红梅. "Method for the Synthesis of Cyproterone Acetate EP Impurity I" [P]. 中国发明专利, 专利号 CN 117061426 A, 授权公告日 2020-06-26.
发明人孙丽萍,沈红梅,唐晓军. "A Process for Preparing High-Purity Cyproterone Acetate EP Impurity I" [P]. 中国发明专利, 专利号 CN 116038953 A, 授权公告日 2016-08-08.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of 醋酸环丙孕酮EP杂质I in Pharmaceutical Formulations". Environ. Sci. Technol., 2016, 1668, (10), 5179-5207.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of 醋酸环丙孕酮EP杂质I as an Impurity". J. Nat. Prod., 2025, 1696, 2751-2775.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of Cyproterone Acetate EP Impurity I Using HRMS and NMR". Chemosphere, 2011, 782, 2627-2650.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate 醋酸环丙孕酮EP杂质I Profile in Drug Substances According to ICH Guidelines". Molecules, 2017, 1164, (10), 339-369.