发明人林芳,孙丽萍,周伟. "Method for the Synthesis of tert-butyl 7-formyl-2-azaspiro[3.5]nonane-2-carboxylate" [P]. 中国发明专利, 专利号 CN 108208969 B, 授权公告日 2025-12-04.
发明人赵玉洁,林芳,黄志刚. "A Process for Preparing High-Purity tert-butyl 7-formyl-2-azaspiro[3.5]nonane-2-carboxylate" [P]. 中国发明专利, 专利号 CN 110578228 A, 授权公告日 2022-05-11.
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