Rossi M, Kowalski A, Lefèvre J P. "Method for the Synthesis of 5-methyl-4-[(methylsulfanyl)methyl]thiophene-2-carboxylic acid" [P]. European Patent, EP 3889121 A1, 2024-02-12.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of 5-methyl-4-[(methylsulfanyl)methyl]thiophene-2-carboxylic acid in Pharmaceutical Formulations". J. Agric. Food Chem., 2025, 699, 6057-6074.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of 5-methyl-4-[(methylsulfanyl)methyl]thiophene-2-carboxylic acid as an Impurity". Food Chem., 2024, 2105, (7), 6379-6407.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 5-methyl-4-[(methylsulfanyl)methyl]thiophene-2-carboxylic acid Using HRMS and NMR". Environ. Sci. Technol., 2011, 2064, (10), 3031-3046.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate 5-methyl-4-[(methylsulfanyl)methyl]thiophene-2-carboxylic acid Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2011, 503, (4), 329-344.