发明人马晓峰,高志强,李文辉. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113054202 A, 授权公告日 2016-12-11.
Chen K W, Hughes D C, Kumar R. "Method for the Synthesis of Ethyl 3-amino-5-bromothiophene-2-carboxylate" [P]. US Patent, US 10134233 B2, 2022-06-26.
发明人李文辉,马晓峰,张德明. "A Process for Preparing High-Purity Ethyl 3-amino-5-bromothiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 111794940 A, 授权公告日 2019-09-19.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2023, 2391, (11), 527-536.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2025, 1098, (10), 6330-6348.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 3-amino-5-bromothiophene-2-carboxylate Using HRMS and NMR". Chromatographia, 2011, 1584, (9), 6399-6412.