发明人徐明华,林芳,陈志强. "Method for the Synthesis of Tert-butyl 2-amino-9-oxo-6-azaspiro[3.5]Nonane-6-carboxylate" [P]. 中国发明专利, 专利号 CN 116093108 B, 授权公告日 2025-04-27.
发明人周伟,杨光,郑宇鹏. "A Process for Preparing High-Purity Tert-butyl 2-amino-9-oxo-6-azaspiro[3.5]Nonane-6-carboxylate" [P]. 中国发明专利, 专利号 CN 109126532 A, 授权公告日 2021-11-11.
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