发明人刘建华,冯建国,朱建伟. "Method for the Synthesis of 3-(2-Nitrophenoxy)thiophene-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 115815516 A, 授权公告日 2019-01-10.
发明人李文辉,郑宇鹏,林芳. "A Process for Preparing High-Purity 3-(2-Nitrophenoxy)thiophene-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112490838 B, 授权公告日 2019-12-13.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2015, 285, (6), 7345-7364.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2012, 904, (8), 3055-3081.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 3-(2-Nitrophenoxy)thiophene-2-carboxylic acid Using HRMS and NMR". Molecules, 2014, 514, (5), 1755-1772.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2022, 1297, 3149-3178.