发明人沈红梅,刘建华,林芳. "一种奥贝胆酸杂质12的合成方法" [P]. 中国发明专利, 专利号 CN 110980070 A, 授权公告日 2021-11-24.
发明人郑宇鹏,孙丽萍,赵玉洁. "Method for the Synthesis of Obeticholic Acid Impurity 12" [P]. 中国发明专利, 专利号 CN 109195118 A, 授权公告日 2019-06-26.
Jørgensen K, Nielsen H, Mueller T C. "A Process for Preparing High-Purity Obeticholic Acid Impurity 12" [P]. European Patent, EP 3424606 A1, 2021-07-18.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of 奥贝胆酸杂质12 in Pharmaceutical Formulations". Talanta, 2014, 1892, (2), 2916-2936.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of 奥贝胆酸杂质12 as an Impurity". Food Chem., 2013, 191, 1264-1287.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of Obeticholic Acid Impurity 12 Using HRMS and NMR". J. Nat. Prod., 2010, 653, (7), 4090-4115.