Schröder R, Chen K W, Johnson M A. "Method for the Synthesis of 3β,12α-Dihydroxy-5α-cholanoic Acid" [P]. US Patent, US 9364373 B2, 2017-03-19.
发明人胡光,张德明,唐晓军. "A Process for Preparing High-Purity 3β,12α-Dihydroxy-5α-cholanoic Acid" [P]. 中国发明专利, 专利号 CN 109147500 A, 授权公告日 2018-10-26.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2020, 857, (6), 7521-7544.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2018, 1205, 2790-2800.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 3β,12α-Dihydroxy-5α-cholanoic Acid Using HRMS and NMR". Food Chem., 2010, 2258, 2220-2246.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2015, 2063, (3), 5542-5558.