Mueller T C, Björnsson E, Martínez F. "一种6-甲基-2-氮杂螺[3.3]庚盐酸的合成方法" [P]. European Patent, EP 3371671 A1, 2023-07-05.
发明人马晓峰,周伟,胡光. "Method for the Synthesis of 6-methyl-2-azaspiro[3.3]heptane hydrochloride" [P]. 中国发明专利, 专利号 CN 110337398 A, 授权公告日 2019-10-12.
发明人韩伟,孙丽萍,郑宇鹏. "A Process for Preparing High-Purity 6-methyl-2-azaspiro[3.3]heptane hydrochloride" [P]. 中国发明专利, 专利号 CN 117313024 B, 授权公告日 2022-02-04.
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