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发明人张德明,黄志刚,赵玉洁. "Method for the Synthesis of 5-Hydroxypyrrolidine-2-One" [P]. 中国发明专利, 专利号 CN 116824399 A, 授权公告日 2017-03-11.
发明人李文辉,沈红梅,胡光. "A Process for Preparing High-Purity 5-Hydroxypyrrolidine-2-One" [P]. 中国发明专利, 专利号 CN 115352182 A, 授权公告日 2019-05-27.
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