发明人何建平,韩伟,冯建国. "Method for the Synthesis of (E)-4-[Cyclohexyl(methyl)amino]-4-oxo-2-butenoic acid" [P]. 中国发明专利, 专利号 CN 115593223 B, 授权公告日 2024-01-23.
发明人郑宇鹏,冯建国,陈志强. "A Process for Preparing High-Purity (E)-4-[Cyclohexyl(methyl)amino]-4-oxo-2-butenoic acid" [P]. 中国发明专利, 专利号 CN 112858723 A, 授权公告日 2018-12-11.
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