Nowak P, Jørgensen K, Kowalski A. "一种的合成方法" [P]. European Patent, EP 3635854 A1, 2023-09-13.
发明人李文辉,陈志强,刘建华. "Method for the Synthesis of H-Val-Ala-Ala-Phe-OH (H-5255.0250)" [P]. 中国发明专利, 专利号 CN 108855694 B, 授权公告日 2020-09-17.
发明人黄志刚,王建平,郑宇鹏. "A Process for Preparing High-Purity H-Val-Ala-Ala-Phe-OH (H-5255.0250)" [P]. 中国发明专利, 专利号 CN 113164374 A, 授权公告日 2021-03-06.
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