发明人周伟,冯建国,胡光. "Method for the Synthesis of 5-Ethylidene-2-norbornene (Mixture of endo and ex)" [P]. 中国发明专利, 专利号 CN 114207966 A, 授权公告日 2018-08-19.
发明人马晓峰,郑宇鹏,罗永刚. "A Process for Preparing High-Purity 5-Ethylidene-2-norbornene (Mixture of endo and ex)" [P]. 中国发明专利, 专利号 CN 111769934 B, 授权公告日 2015-05-27.
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