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发明人唐晓军,郑宇鹏,沈红梅. "Method for the Synthesis of Spiro[piperidine-3,2'-pyrano[3,2-b]pyridin]-4'(3'H)-one" [P]. 中国发明专利, 专利号 CN 114759541 A, 授权公告日 2017-07-14.
发明人罗永刚,赵玉洁,徐明华. "A Process for Preparing High-Purity Spiro[piperidine-3,2'-pyrano[3,2-b]pyridin]-4'(3'H)-one" [P]. 中国发明专利, 专利号 CN 113200363 B, 授权公告日 2022-04-26.
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