Yamamoto T, Fischer A B, Johnson M A. "一种的合成方法" [P]. US Patent, US 9750629 B2, 2021-10-23.
发明人黄志刚,王建平,郑宇鹏. "Method for the Synthesis of Ethyl 2-(2-chloroacetamido)-4-(p-tolyl)thiophene-3-carboxylate" [P]. 中国发明专利, 专利号 CN 116393626 B, 授权公告日 2020-01-07.
发明人周伟,何建平,孙丽萍. "A Process for Preparing High-Purity Ethyl 2-(2-chloroacetamido)-4-(p-tolyl)thiophene-3-carboxylate" [P]. 中国发明专利, 专利号 CN 115084732 B, 授权公告日 2023-07-11.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2012, 956, (10), 1009-1034.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2024, 348, (7), 8735-8764.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-(2-chloroacetamido)-4-(p-tolyl)thiophene-3-carboxylate Using HRMS and NMR". Anal. Chem., 2015, 420, (3), 7918-7937.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2011, 1318, (12), 6059-6074.