发明人郑宇鹏,沈红梅,罗永刚. "一种4-苄基-1-氧杂-4,9-二氮杂螺[5.5]十一烷二盐酸盐的合成方法" [P]. 中国发明专利, 专利号 CN 109575476 A, 授权公告日 2015-01-13.
发明人罗永刚,何建平,朱建伟. "Method for the Synthesis of 4-Benzyl-1-oxa-4,9-diazaspiro[5.5]undecane dihydrochloride" [P]. 中国发明专利, 专利号 CN 117694877 B, 授权公告日 2017-05-01.
Mueller T, Lee S K, Johnson M A. "A Process for Preparing High-Purity 4-Benzyl-1-oxa-4,9-diazaspiro[5.5]undecane dihydrochloride" [P]. US Patent, US 9641375 B2, 2023-07-07.
参考文献 Literature
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