Björnsson E, Nowak P, Mueller T C. "一种的合成方法" [P]. European Patent, EP 3918990 A1, 2018-05-16.
发明人刘建华,胡光,张德明. "Method for the Synthesis of Ethyl 2-amino-4-(2'-hydroxy-[1,1'-biphenyl]-4-yl)thiophene-3-carboxylate" [P]. 中国发明专利, 专利号 CN 115365503 A, 授权公告日 2017-08-25.
发明人郭海燕,黄志刚,何建平. "A Process for Preparing High-Purity Ethyl 2-amino-4-(2'-hydroxy-[1,1'-biphenyl]-4-yl)thiophene-3-carboxylate" [P]. 中国发明专利, 专利号 CN 114760260 B, 授权公告日 2020-05-26.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2015, 1554, 8975-8988.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2016, 713, 6564-6585.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-amino-4-(2'-hydroxy-[1,1'-biphenyl]-4-yl)thiophene-3-carboxylate Using HRMS and NMR". Talanta, 2017, 165, (9), 8878-8898.