发明人杨光,冯建国,黄志刚. "Method for the Synthesis of 2-(3-hydroxy-2-oxoazepan-1-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 110044480 A, 授权公告日 2018-02-07.
发明人刘建华,陈志强,徐明华. "A Process for Preparing High-Purity 2-(3-hydroxy-2-oxoazepan-1-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 108741623 A, 授权公告日 2019-05-28.
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