发明人李文辉,林芳,张德明. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113025899 A, 授权公告日 2021-03-25.
发明人钱学锋,周伟,张德明. "Method for the Synthesis of 3-{4-[(2-Thienylcarbonyl)amino]phenoxy}-2-thiophenecarboxylic acid" [P]. 中国发明专利, 专利号 CN 110282739 B, 授权公告日 2018-09-06.
发明人郑宇鹏,钱学锋,杨光. "A Process for Preparing High-Purity 3-{4-[(2-Thienylcarbonyl)amino]phenoxy}-2-thiophenecarboxylic acid" [P]. 中国发明专利, 专利号 CN 114200220 B, 授权公告日 2023-11-21.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2013, 274, 9158-9165.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2020, 2337, (6), 6952-6966.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of 3-{4-[(2-Thienylcarbonyl)amino]phenoxy}-2-thiophenecarboxylic acid Using HRMS and NMR". Anal. Chem., 2020, 2337, (4), 545-563.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2023, 1455, 2088-2092.