Sørensen M, Johansson L, Rossi M. "Method for the Synthesis of Ethyl 2-(4-(4-(4-(hydroxydiphenylmethyl)piperidin-1-yl)butanoyl)phenyl)-2-methylpropanoate" [P]. European Patent, EP 3956619 A1, 2017-10-28.
发明人冯建国,周伟,韩伟. "A Process for Preparing High-Purity Ethyl 2-(4-(4-(4-(hydroxydiphenylmethyl)piperidin-1-yl)butanoyl)phenyl)-2-methylpropanoate" [P]. 中国发明专利, 专利号 CN 115229813 A, 授权公告日 2019-06-10.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2010, 2357, 1675-1703.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2010, 2202, 4905-4914.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-(4-(4-(4-(hydroxydiphenylmethyl)piperidin-1-yl)butanoyl)phenyl)-2-methylpropanoate Using HRMS and NMR". Sci. Total Environ., 2015, 1603, (4), 8907-8932.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2017, 1578, (2), 5012-5028.