发明人罗永刚,高志强,李文辉. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117124008 A, 授权公告日 2024-10-28.
发明人罗永刚,陈志强,胡光. "Method for the Synthesis of Ethyl 2-(2,3-difluoro-4-nitrophenyl)acetate" [P]. 中国发明专利, 专利号 CN 114603604 B, 授权公告日 2015-11-26.
发明人周伟,孙丽萍,何建平. "A Process for Preparing High-Purity Ethyl 2-(2,3-difluoro-4-nitrophenyl)acetate" [P]. 中国发明专利, 专利号 CN 108463960 B, 授权公告日 2015-09-23.
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". Chromatographia, 2016, 1079, (1), 3711-3735.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2023, 756, 2031-2053.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-(2,3-difluoro-4-nitrophenyl)acetate Using HRMS and NMR". Anal. Chim. Acta, 2019, 1364, 7400-7404.