发明人郑宇鹏,胡光,何建平. "Method for the Synthesis of N,N'-(Butane-2,3-diylidene)bis(propan-2-amine)" [P]. 中国发明专利, 专利号 CN 115999722 B, 授权公告日 2023-12-03.
Lefèvre J P, Schröder R, Mueller T C. "A Process for Preparing High-Purity N,N'-(Butane-2,3-diylidene)bis(propan-2-amine)" [P]. European Patent, EP 3719245 A1, 2021-04-19.
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