发明人唐晓军,高志强,王建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111447332 A, 授权公告日 2018-11-13.
发明人钱学锋,赵玉洁,杨光. "Method for the Synthesis of Ethyl 2-(5-chlorothiophen-2-yl)-2-oxoacetate" [P]. 中国发明专利, 专利号 CN 117580387 B, 授权公告日 2025-12-13.
Sørensen M, Nielsen H, Schröder R. "A Process for Preparing High-Purity Ethyl 2-(5-chlorothiophen-2-yl)-2-oxoacetate" [P]. European Patent, EP 3255547 A1, 2018-05-27.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2023, 962, 3993-4006.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2021, 1592, (9), 6493-6513.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-(5-chlorothiophen-2-yl)-2-oxoacetate Using HRMS and NMR". J. Agric. Food Chem., 2019, 362, 3485-3503.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2013, 2336, (1), 384-398.