发明人孙丽萍,陈志强,钱学锋. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112176985 A, 授权公告日 2023-07-07.
Lefèvre J P, Schröder R, Nielsen H. "Method for the Synthesis of Ethyl 4,5-dibromothiophene-2-carboxylate" [P]. European Patent, EP 3270911 A1, 2020-12-18.
发明人陈志强,郭海燕,赵玉洁. "A Process for Preparing High-Purity Ethyl 4,5-dibromothiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 108529580 A, 授权公告日 2022-12-15.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2025, 897, 8899-8926.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2013, 1544, (1), 5238-5241.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 4,5-dibromothiophene-2-carboxylate Using HRMS and NMR". Biomed. Chromatogr., 2023, 1972, (10), 1479-1491.