发明人林芳,钱学锋,陈志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113188413 A, 授权公告日 2021-09-19.
发明人徐明华,杨光,冯建国. "Method for the Synthesis of 5-(4-Ethoxyphenyl)thiophene-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111541632 A, 授权公告日 2024-10-18.
Sørensen M, Björnsson E, Kowalski A. "A Process for Preparing High-Purity 5-(4-Ethoxyphenyl)thiophene-2-carboxylic acid" [P]. European Patent, EP 3287075 A1, 2017-02-24.
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". Talanta, 2011, 1510, (6), 5685-5691.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2013, 901, (10), 9275-9289.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 5-(4-Ethoxyphenyl)thiophene-2-carboxylic acid Using HRMS and NMR". Environ. Sci. Technol., 2011, 1874, 4627-4633.