发明人郑宇鹏,冯建国,高志强. "Method for the Synthesis of 1,2-Dehydro Medroxyprogesterone" [P]. 中国发明专利, 专利号 CN 114688914 B, 授权公告日 2022-02-27.
发明人刘建华,孙丽萍,冯建国. "A Process for Preparing High-Purity 1,2-Dehydro Medroxyprogesterone" [P]. 中国发明专利, 专利号 CN 116867632 B, 授权公告日 2022-09-07.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of 1,2-Dehydro Medroxyprogesterone in Pharmaceutical Formulations". J. Agric. Food Chem., 2013, 436, 5178-5208.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of 1,2-Dehydro Medroxyprogesterone as an Impurity". J. Chromatogr. A, 2021, 2334, (6), 4878-4901.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 1,2-Dehydro Medroxyprogesterone Using HRMS and NMR". Anal. Chem., 2017, 2359, 7314-7336.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate 1,2-Dehydro Medroxyprogesterone Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2020, 1257, 8750-8777.