发明人王建平,何建平,周伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109592043 A, 授权公告日 2019-08-05.
发明人周伟,朱建伟,林芳. "Method for the Synthesis of 2-Benzyl-2-azaspiro[4.5]decane-4-carboxylic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 112530296 A, 授权公告日 2023-06-23.
发明人黄志刚,郑宇鹏,张德明. "A Process for Preparing High-Purity 2-Benzyl-2-azaspiro[4.5]decane-4-carboxylic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 114690217 B, 授权公告日 2024-05-23.
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