发明人杨光,孙丽萍,郑宇鹏. "Method for the Synthesis of 2-(3-(3-(4-Hydroxyphenyl)-1,2,4-oxadiazol-5-yl)propanamido)benzoic acid" [P]. 中国发明专利, 专利号 CN 110554025 B, 授权公告日 2020-10-25.
发明人胡光,孙丽萍,钱学锋. "A Process for Preparing High-Purity 2-(3-(3-(4-Hydroxyphenyl)-1,2,4-oxadiazol-5-yl)propanamido)benzoic acid" [P]. 中国发明专利, 专利号 CN 114636461 A, 授权公告日 2018-08-26.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2017, 1722, 5992-6022.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2014, 1790, (1), 8970-8973.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 2-(3-(3-(4-Hydroxyphenyl)-1,2,4-oxadiazol-5-yl)propanamido)benzoic acid Using HRMS and NMR". Molecules, 2013, 1967, 2127-2143.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2020, 1050, (1), 8490-8498.