发明人朱建伟,杨光,赵玉洁. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114968804 A, 授权公告日 2024-05-02.
发明人马晓峰,沈红梅,林芳. "Method for the Synthesis of (2S,4R)-6-Azaspiro[3.5]nonan-2-ol hydrochloride" [P]. 中国发明专利, 专利号 CN 116226327 A, 授权公告日 2017-05-27.
发明人李文辉,郑宇鹏,胡光. "A Process for Preparing High-Purity (2S,4R)-6-Azaspiro[3.5]nonan-2-ol hydrochloride" [P]. 中国发明专利, 专利号 CN 114882411 A, 授权公告日 2021-03-24.
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