Nowak P, Rossi M, Jørgensen K. "Method for the Synthesis of Tert-butyl 6-amino-6-cyano-2-azaspiro[3.3]Heptane-2-carboxylate" [P]. European Patent, EP 3023675 A1, 2025-11-20.
发明人赵玉洁,冯建国,沈红梅. "A Process for Preparing High-Purity Tert-butyl 6-amino-6-cyano-2-azaspiro[3.3]Heptane-2-carboxylate" [P]. 中国发明专利, 专利号 CN 116662830 B, 授权公告日 2016-11-06.
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