发明人孙丽萍,陈志强,马晓峰. "Method for the Synthesis of Methyl 5-((2-ethoxyphenyl)carbamoyl)-2-(2-methoxybenzamido)-4-methylthiophene-3-carboxylate" [P]. 中国发明专利, 专利号 CN 115244499 A, 授权公告日 2017-10-09.
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". J. Nat. Prod., 2017, 541, 1602-1609.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2019, 1854, (10), 875-899.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 5-((2-ethoxyphenyl)carbamoyl)-2-(2-methoxybenzamido)-4-methylthiophene-3-carboxylate Using HRMS and NMR". Chemosphere, 2015, 658, 9171-9174.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2012, 692, (12), 1573-1577.