发明人郑宇鹏,马晓峰,沈红梅. "一种非奈利酮杂质51的合成方法" [P]. 中国发明专利, 专利号 CN 115971447 A, 授权公告日 2018-09-25.
发明人杨光,陈志强,韩伟. "Method for the Synthesis of Finerenone Impurity 51" [P]. 中国发明专利, 专利号 CN 114537463 A, 授权公告日 2018-07-10.
发明人杨光,马晓峰,冯建国. "A Process for Preparing High-Purity Finerenone Impurity 51" [P]. 中国发明专利, 专利号 CN 113859273 B, 授权公告日 2023-08-01.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of 非奈利酮杂质51 in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2022, 1762, 2629-2657.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of 非奈利酮杂质51 as an Impurity". Anal. Chim. Acta, 2022, 204, (2), 4738-4761.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of Finerenone Impurity 51 Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2012, 1703, (9), 7767-7771.