发明人王建平,冯建国,周伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 110032816 A, 授权公告日 2017-09-05.
发明人郭海燕,高志强,沈红梅. "Method for the Synthesis of (1R,4R)-2-oxa-5-azabicyclo[2.2.2]octane;hydrochloride" [P]. 中国发明专利, 专利号 CN 115845092 A, 授权公告日 2024-05-25.
发明人赵玉洁,高志强,张德明. "A Process for Preparing High-Purity (1R,4R)-2-oxa-5-azabicyclo[2.2.2]octane;hydrochloride" [P]. 中国发明专利, 专利号 CN 117118775 A, 授权公告日 2024-09-15.
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