发明人杨光,徐明华,刘建华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108808550 A, 授权公告日 2022-07-14.
发明人罗永刚,马晓峰,郭海燕. "Method for the Synthesis of Ethylenediamine Sulfate" [P]. 中国发明专利, 专利号 CN 111768359 A, 授权公告日 2015-02-25.
发明人徐明华,郭海燕,韩伟. "A Process for Preparing High-Purity Ethylenediamine Sulfate" [P]. 中国发明专利, 专利号 CN 113770405 A, 授权公告日 2025-04-05.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2010, 1438, (12), 5752-5770.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2017, 1657, 9305-9315.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of Ethylenediamine Sulfate Using HRMS and NMR". Food Chem., 2023, 2111, (2), 9224-9253.