发明人张德明,赵玉洁,郭海燕. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117977696 A, 授权公告日 2022-02-06.
发明人胡光,杨光,徐明华. "Method for the Synthesis of 2-benzyl-2-azaspiro[3.3]heptan-6-one" [P]. 中国发明专利, 专利号 CN 109761731 A, 授权公告日 2024-08-27.
发明人黄志刚,何建平,郑宇鹏. "A Process for Preparing High-Purity 2-benzyl-2-azaspiro[3.3]heptan-6-one" [P]. 中国发明专利, 专利号 CN 110551811 A, 授权公告日 2017-10-12.
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