发明人沈红梅,罗永刚,李文辉. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113516313 A, 授权公告日 2020-10-12.
发明人张德明,王建平,冯建国. "Method for the Synthesis of Methyl 5-bromo-3-((tert-butoxycarbonyl)amino)thiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 111092362 A, 授权公告日 2022-05-24.
发明人胡光,徐明华,黄志刚. "A Process for Preparing High-Purity Methyl 5-bromo-3-((tert-butoxycarbonyl)amino)thiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 113880140 A, 授权公告日 2017-02-15.
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". Rapid Commun. Mass Spectrom., 2016, 280, (12), 2718-2723.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2017, 2302, (10), 4847-4877.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 5-bromo-3-((tert-butoxycarbonyl)amino)thiophene-2-carboxylate Using HRMS and NMR". Anal. Chim. Acta, 2013, 710, (10), 6431-6436.