发明人张德明,刘建华,马晓峰. "Method for the Synthesis of H-Ala-Ala-Ala-Tyr-OH" [P]. 中国发明专利, 专利号 CN 113861874 A, 授权公告日 2016-12-26.
发明人高志强,沈红梅,胡光. "A Process for Preparing High-Purity H-Ala-Ala-Ala-Tyr-OH" [P]. 中国发明专利, 专利号 CN 117303566 B, 授权公告日 2016-07-17.
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