N-Benzyloxycarbonyl-(Asp-β-tert.-butylester)-(Asp-β-tert.-butylester)-(Asp-β-tert.-butylester)-(Asp-β-tert.-butylester)--Ile-Val-Gly-tert.-butylester 在
palladium on activated charcoal
氢气 作用下,
以
盐酸 、
叔丁醇 为溶剂,
生成 (Asp-β-tert.-butylester)-(Asp-β-tert.-butylester)-(Asp-β-tert.-butylester)-(Asp-β-tert.-butylester)-
-Ile-Val-Gly-tert.-butylester