Johnson M A, Davis P L, Mueller T. "一种的合成方法" [P]. US Patent, US 9333603 B2, 2016-05-05.
发明人郭海燕,周伟,马晓峰. "Method for the Synthesis of 5-(methylsulfonylmethyl)thiophene-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111600055 A, 授权公告日 2021-11-04.
发明人何建平,赵玉洁,陈志强. "A Process for Preparing High-Purity 5-(methylsulfonylmethyl)thiophene-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109256105 A, 授权公告日 2025-04-23.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2012, 2061, 6574-6579.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2025, 2121, 1821-1849.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 5-(methylsulfonylmethyl)thiophene-2-carboxylic acid Using HRMS and NMR". Anal. Chem., 2013, 419, 8555-8576.