发明人王建平,刘建华,沈红梅. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112972648 A, 授权公告日 2023-01-07.
Sørensen M, Lefèvre J P, Nowak P. "Method for the Synthesis of Ethyl 2-{4-[2-(4-bromophenyl)-2-oxoethyl]-3-oxo-3,4-dihydroquinoxalin-2-yl}acetate" [P]. European Patent, EP 3311160 A1, 2020-03-16.
发明人马晓峰,韩伟,朱建伟. "A Process for Preparing High-Purity Ethyl 2-{4-[2-(4-bromophenyl)-2-oxoethyl]-3-oxo-3,4-dihydroquinoxalin-2-yl}acetate" [P]. 中国发明专利, 专利号 CN 117806125 B, 授权公告日 2020-08-20.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2013, 758, (5), 7212-7242.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2018, 194, (12), 7015-7042.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-{4-[2-(4-bromophenyl)-2-oxoethyl]-3-oxo-3,4-dihydroquinoxalin-2-yl}acetate Using HRMS and NMR". Anal. Chim. Acta, 2012, 1835, (7), 3735-3738.