发明人杨光,钱学锋,何建平. "Method for the Synthesis of Ethyl 1-(2,5-dioxopyrrolidin-3-yl)piperidine-4-carboxylate" [P]. 中国发明专利, 专利号 CN 110422866 A, 授权公告日 2022-04-13.
发明人杨光,唐晓军,胡光. "A Process for Preparing High-Purity Ethyl 1-(2,5-dioxopyrrolidin-3-yl)piperidine-4-carboxylate" [P]. 中国发明专利, 专利号 CN 114674681 A, 授权公告日 2018-11-16.
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