发明人冯建国,黄志刚,韩伟. "一种胆酸杂质59的合成方法" [P]. 中国发明专利, 专利号 CN 109990030 A, 授权公告日 2025-04-08.
发明人冯建国,张德明,徐明华. "Method for the Synthesis of Cholic Acid Impurity 59" [P]. 中国发明专利, 专利号 CN 112603929 B, 授权公告日 2021-10-11.
发明人马晓峰,郑宇鹏,孙丽萍. "A Process for Preparing High-Purity Cholic Acid Impurity 59" [P]. 中国发明专利, 专利号 CN 116014665 B, 授权公告日 2020-01-04.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of 胆酸杂质59 in Pharmaceutical Formulations". Food Chem., 2010, 2326, 8581-8611.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of 胆酸杂质59 as an Impurity". Chemosphere, 2017, 2167, (6), 4727-4751.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of Cholic Acid Impurity 59 Using HRMS and NMR". Molecules, 2012, 1341, 5260-5273.