发明人马晓峰,冯建国,李文辉. "Method for the Synthesis of Ethyl (R)-3-amino-2,5-dioxopyrrolidine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 114036584 A, 授权公告日 2019-09-19.
发明人李文辉,高志强,郑宇鹏. "A Process for Preparing High-Purity Ethyl (R)-3-amino-2,5-dioxopyrrolidine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 116615026 B, 授权公告日 2015-09-13.
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