发明人徐明华,林芳,孙丽萍. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111222492 A, 授权公告日 2025-11-05.
Chen K W, O'Brien P Q, Kumar R. "Method for the Synthesis of 5-(Methylsulfanyl)thiophene-3-carboxylic acid" [P]. US Patent, US 10414541 B2, 2017-01-05.
发明人郭海燕,马晓峰,高志强. "A Process for Preparing High-Purity 5-(Methylsulfanyl)thiophene-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 117123426 B, 授权公告日 2015-07-18.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2011, 685, 4854-4880.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2025, 180, (3), 9143-9152.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 5-(Methylsulfanyl)thiophene-3-carboxylic acid Using HRMS and NMR". Phytochemistry, 2013, 592, (5), 5710-5721.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2013, 1310, 369-385.