发明人王建平,周伟,钱学锋. "Method for the Synthesis of 5-Azaspiro[2.5]Oct-7-ene-4,6-dione" [P]. 中国发明专利, 专利号 CN 111281011 B, 授权公告日 2021-04-07.
Nielsen H, Sørensen M, Johansson L. "A Process for Preparing High-Purity 5-Azaspiro[2.5]Oct-7-ene-4,6-dione" [P]. European Patent, EP 3576078 A1, 2022-08-25.
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