Patel M V, Thompson G K, Klinger H. "一种的合成方法" [P]. US Patent, US 11446179 B2, 2021-08-06.
发明人刘建华,张德明,王建平. "Method for the Synthesis of 4-{[3-(4-methoxyphenyl)-1,2,4-oxadiazol-5-yl]methyl}-1-[1-(4-methoxyphenyl)cyclopropanecarbonyl]piperidine" [P]. 中国发明专利, 专利号 CN 109828580 A, 授权公告日 2021-02-28.
发明人郑宇鹏,王建平,胡光. "A Process for Preparing High-Purity 4-{[3-(4-methoxyphenyl)-1,2,4-oxadiazol-5-yl]methyl}-1-[1-(4-methoxyphenyl)cyclopropanecarbonyl]piperidine" [P]. 中国发明专利, 专利号 CN 117124728 A, 授权公告日 2019-02-08.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2010, 1278, 2629-2658.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2015, 2388, (5), 6138-6168.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 4-{[3-(4-methoxyphenyl)-1,2,4-oxadiazol-5-yl]methyl}-1-[1-(4-methoxyphenyl)cyclopropanecarbonyl]piperidine Using HRMS and NMR". J. Chromatogr. A, 2013, 1542, (6), 3706-3713.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2017, 2208, 4755-4774.