发明人王建平,孙丽萍,杨光. "一种(E)-2,3-二溴-4-氧代丁-2-烯酸的合成方法" [P]. 中国发明专利, 专利号 CN 116194496 A, 授权公告日 2020-06-13.
发明人马晓峰,孙丽萍,沈红梅. "Method for the Synthesis of (E)-2,3-Dibromo-4-oxobut-2-enoic acid" [P]. 中国发明专利, 专利号 CN 111594218 A, 授权公告日 2019-08-14.
参考文献 Literature
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Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of (E)-2,3-二溴-4-氧代丁-2-烯酸 as an Impurity". Biomed. Chromatogr., 2018, 1966, (2), 4830-4842.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of (E)-2,3-Dibromo-4-oxobut-2-enoic acid Using HRMS and NMR". Anal. Chim. Acta, 2016, 1259, (7), 8699-8709.