发明人高志强,韩伟,陈志强. "Method for the Synthesis of 2-Amino-4-(2-chlorophenyl)thiophene-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109940536 B, 授权公告日 2016-09-20.
发明人高志强,杨光,黄志刚. "A Process for Preparing High-Purity 2-Amino-4-(2-chlorophenyl)thiophene-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111956465 A, 授权公告日 2015-07-21.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2020, 2338, (5), 3241-3266.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2010, 513, (5), 547-553.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 2-Amino-4-(2-chlorophenyl)thiophene-3-carboxylic acid Using HRMS and NMR". Food Chem., 2021, 977, 3557-3564.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2022, 393, (5), 4769-4776.