4-Methyl-4-(4-methyl-4-{4-methyl-4-[4-methyl-4-(4-methyl-4-{4-methyl-4-[4-methyl-4-(4-methyl-4-nitro-pentanoylamino)-pentanoylamino]-pentanoylamino}-pentanoylamino)-pentanoylamino]-pentanoylamino}-pentanoylamino)-pentanoic acid tert-butyl ester 在
T-1 Raney Ni
氢气 作用下,
以
乙醇 为溶剂,
115.0 ℃
、1.38 MPa
条件下,
反应 14.0h,
以48%的产率得到4-(4-{4-[4-(4-{4-[4-(4-Amino-4-methyl-pentanoylamino)-4-methyl-pentanoylamino]-4-methyl-pentanoylamino}-4-methyl-pentanoylamino)-4-methyl-pentanoylamino]-4-methyl-pentanoylamino}-4-methyl-pentanoylamino)-4-methyl-pentanoic acid tert-butyl ester