发明人马晓峰,林芳,周伟. "Method for the Synthesis of tert-Butyl 2-oxo-4-(2-(tosyloxy)-ethyl)pyrrolidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 110065019 B, 授权公告日 2019-09-13.
发明人冯建国,周伟,罗永刚. "A Process for Preparing High-Purity tert-Butyl 2-oxo-4-(2-(tosyloxy)-ethyl)pyrrolidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 112388029 B, 授权公告日 2019-06-15.
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