发明人高志强,王建平,罗永刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112676250 A, 授权公告日 2023-02-10.
发明人马晓峰,高志强,杨光. "Method for the Synthesis of N1-((1,4-Dioxaspiro[4.4]nonan-2-yl)methyl)-N2-(4-methylbenzyl)oxalamide" [P]. 中国发明专利, 专利号 CN 116529682 B, 授权公告日 2017-07-18.
发明人李文辉,何建平,张德明. "A Process for Preparing High-Purity N1-((1,4-Dioxaspiro[4.4]nonan-2-yl)methyl)-N2-(4-methylbenzyl)oxalamide" [P]. 中国发明专利, 专利号 CN 115032919 B, 授权公告日 2025-12-11.
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