Yamamoto T, Thompson G K, Brown S R. "一种的合成方法" [P]. US Patent, US 11249208 B2, 2018-01-22.
Roberts E F, Chen K W, Davis P L. "Method for the Synthesis of 2-((2,3-Dimethylphenyl)amino)-2-oxoethyl 3-methylthiophene-2-carboxylate" [P]. US Patent, US 9353798 B2, 2020-07-03.
发明人胡光,刘建华,孙丽萍. "A Process for Preparing High-Purity 2-((2,3-Dimethylphenyl)amino)-2-oxoethyl 3-methylthiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 114856245 A, 授权公告日 2015-01-12.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2020, 1573, (9), 3532-3536.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2019, 432, (5), 6324-6343.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 2-((2,3-Dimethylphenyl)amino)-2-oxoethyl 3-methylthiophene-2-carboxylate Using HRMS and NMR". J. Pharm. Biomed. Anal., 2011, 2010, (10), 1451-1480.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2011, 340, 7326-7350.