发明人黄志刚,赵玉洁,唐晓军. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109272827 A, 授权公告日 2017-02-17.
发明人赵玉洁,郑宇鹏,郭海燕. "Method for the Synthesis of 4-(6-Methyl-2,6-diazaspiro[3.3]Heptan-2-yl)benzoic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 116961035 B, 授权公告日 2018-10-26.
发明人周伟,胡光,黄志刚. "A Process for Preparing High-Purity 4-(6-Methyl-2,6-diazaspiro[3.3]Heptan-2-yl)benzoic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 111975699 B, 授权公告日 2017-09-27.
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