发明人郑宇鹏,冯建国,何建平. "Method for the Synthesis of Esomeprazole EP Impurity E(Omeprazole EP Impurity E)" [P]. 中国发明专利, 专利号 CN 114855902 B, 授权公告日 2015-10-01.
发明人胡光,钱学锋,郑宇鹏. "A Process for Preparing High-Purity Esomeprazole EP Impurity E(Omeprazole EP Impurity E)" [P]. 中国发明专利, 专利号 CN 117149144 B, 授权公告日 2025-07-06.
参考文献 Literature
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Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of Esomeprazole EP Impurity E(Omeprazole EP Impurity E) Using HRMS and NMR". Sci. Total Environ., 2021, 1749, (4), 6085-6095.