发明人郑宇鹏,钱学锋,杨光. "Method for the Synthesis of tert-Butyl 3-((2-ethoxy-2-oxoethyl)-thio)azetidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 111681159 B, 授权公告日 2022-07-17.
发明人黄志刚,陈志强,王建平. "A Process for Preparing High-Purity tert-Butyl 3-((2-ethoxy-2-oxoethyl)-thio)azetidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 113739730 A, 授权公告日 2016-09-02.
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