Schröder R, Mueller T C, Sørensen M. "Method for the Synthesis of Tert-butyl 2-(3,9-diazaspiro[5.5]Undecan-3-yl)acetate" [P]. European Patent, EP 3833296 A1, 2020-01-14.
发明人张德明,赵玉洁,王建平. "A Process for Preparing High-Purity Tert-butyl 2-(3,9-diazaspiro[5.5]Undecan-3-yl)acetate" [P]. 中国发明专利, 专利号 CN 117863183 B, 授权公告日 2025-07-09.
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