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发明人王建平,黄志刚,沈红梅. "Method for the Synthesis of 6-azaspiro[3.4]octane" [P]. 中国发明专利, 专利号 CN 115841772 A, 授权公告日 2021-12-28.
发明人徐明华,胡光,韩伟. "A Process for Preparing High-Purity 6-azaspiro[3.4]octane" [P]. 中国发明专利, 专利号 CN 113089769 A, 授权公告日 2023-03-18.
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