发明人杨光,冯建国,黄志刚. "一种N/A的合成方法" [P]. 中国发明专利, 专利号 CN 112211617 A, 授权公告日 2022-08-05.
发明人黄志刚,赵玉洁,郑宇鹏. "Method for the Synthesis of N4-(2-Morpholinoethyl)pyridine-3,4-diamine" [P]. 中国发明专利, 专利号 CN 116171397 A, 授权公告日 2025-12-04.
发明人郑宇鹏,林芳,杨光. "A Process for Preparing High-Purity N4-(2-Morpholinoethyl)pyridine-3,4-diamine" [P]. 中国发明专利, 专利号 CN 111155230 A, 授权公告日 2021-09-23.
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