发明人郭海燕,林芳,高志强. "一种5-氧杂-2-氮杂螺[3.4]辛烷的合成方法" [P]. 中国发明专利, 专利号 CN 110058005 A, 授权公告日 2017-12-02.
发明人杨光,罗永刚,高志强. "Method for the Synthesis of 5-Oxa-2-azaspiro[3.4]octane" [P]. 中国发明专利, 专利号 CN 116273963 B, 授权公告日 2018-07-15.
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