Hughes D C, Davis P L, Williams B T. "一种的合成方法" [P]. US Patent, US 10284261 B2, 2021-10-23.
发明人罗永刚,高志强,何建平. "Method for the Synthesis of 4-Methyl-5-(4-methylphenyl)thiophene-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 117235759 B, 授权公告日 2016-11-06.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2019, 1010, (11), 5748-5765.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2020, 2230, 2281-2292.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 4-Methyl-5-(4-methylphenyl)thiophene-2-carboxylic acid Using HRMS and NMR". Food Chem., 2015, 139, (8), 1946-1950.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2021, 906, 9379-9407.