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发明人孙丽萍,黄志刚,郑宇鹏. "Method for the Synthesis of 7-(Furan-3-ylmethyl)-2-methyl-3-phenyl-2,7-diazaspiro[3.5]nonan-1-one" [P]. 中国发明专利, 专利号 CN 116335237 A, 授权公告日 2024-05-12.
发明人胡光,韩伟,赵玉洁. "A Process for Preparing High-Purity 7-(Furan-3-ylmethyl)-2-methyl-3-phenyl-2,7-diazaspiro[3.5]nonan-1-one" [P]. 中国发明专利, 专利号 CN 116564963 A, 授权公告日 2021-06-02.
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